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authorAmar Tumballi <amar@gluster.com>2010-06-21 04:24:40 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-06-21 20:21:05 -0700
commitb9b8734a9496ccf5f8ed5527dc7714930a59948b (patch)
treeffcf9187c315b30e23cfa7f68f1d360e246d94c2 /xlators/protocol/client
parent2a5fada7546032e1fc1b106ddd40e42cc45349e1 (diff)
renamed xlator/protocol to xlator/protocol/legacy
Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 875 (Implement a new protocol to provide proper backward/forward compatibility) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=875
Diffstat (limited to 'xlators/protocol/client')
-rw-r--r--xlators/protocol/client/Makefile.am3
-rw-r--r--xlators/protocol/client/src/Makefile.am18
-rw-r--r--xlators/protocol/client/src/client-mem-types.h43
-rw-r--r--xlators/protocol/client/src/client-protocol.c6737
-rw-r--r--xlators/protocol/client/src/client-protocol.h178
-rw-r--r--xlators/protocol/client/src/saved-frames.c194
-rw-r--r--xlators/protocol/client/src/saved-frames.h79
7 files changed, 0 insertions, 7252 deletions
diff --git a/xlators/protocol/client/Makefile.am b/xlators/protocol/client/Makefile.am
deleted file mode 100644
index d471a3f9243..00000000000
--- a/xlators/protocol/client/Makefile.am
+++ /dev/null
@@ -1,3 +0,0 @@
-SUBDIRS = src
-
-CLEANFILES =
diff --git a/xlators/protocol/client/src/Makefile.am b/xlators/protocol/client/src/Makefile.am
deleted file mode 100644
index e3c6385c004..00000000000
--- a/xlators/protocol/client/src/Makefile.am
+++ /dev/null
@@ -1,18 +0,0 @@
-
-xlator_LTLIBRARIES = client.la
-xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/protocol
-
-client_la_LDFLAGS = -module -avoidversion
-
-client_la_SOURCES = client-protocol.c saved-frames.c
-client_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \
- $(top_builddir)/xlators/protocol/lib/src/libgfproto.la
-
-noinst_HEADERS = client-protocol.h saved-frames.h client-mem-types.h
-
-AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS) \
- -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS) \
- -I$(top_srcdir)/xlators/protocol/lib/src
-
-CLEANFILES =
-
diff --git a/xlators/protocol/client/src/client-mem-types.h b/xlators/protocol/client/src/client-mem-types.h
deleted file mode 100644
index 1eee8d93159..00000000000
--- a/xlators/protocol/client/src/client-mem-types.h
+++ /dev/null
@@ -1,43 +0,0 @@
-
-/*
- Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-
-#ifndef __CLIENT_MEM_TYPES_H__
-#define __CLIENT_MEM_TYPES_H__
-
-#include "mem-types.h"
-
-enum gf_client_mem_types_ {
- gf_client_mt_dir_entry_t = gf_common_mt_end + 1,
- gf_client_mt_volfile_ctx,
- gf_client_mt_client_state_t,
- gf_client_mt_client_conf_t,
- gf_client_mt_locker,
- gf_client_mt_lock_table,
- gf_client_mt_char,
- gf_client_mt_client_connection_t,
- gf_client_mt_client_fd_ctx_t,
- gf_client_mt_client_local_t,
- gf_client_mt_saved_frames,
- gf_client_mt_saved_frame,
- gf_client_mt_end
-};
-#endif
-
diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c
deleted file mode 100644
index 50030f8cf78..00000000000
--- a/xlators/protocol/client/src/client-protocol.c
+++ /dev/null
@@ -1,6737 +0,0 @@
-/*
- Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-#include <inttypes.h>
-
-
-#include "glusterfs.h"
-#include "client-protocol.h"
-#include "compat.h"
-#include "dict.h"
-#include "protocol.h"
-#include "transport.h"
-#include "xlator.h"
-#include "logging.h"
-#include "timer.h"
-#include "defaults.h"
-#include "compat.h"
-#include "compat-errno.h"
-#include "statedump.h"
-#include "client-mem-types.h"
-
-#include <sys/resource.h>
-#include <inttypes.h>
-
-/* for default_*_cbk functions */
-#include "defaults.c"
-#include "saved-frames.h"
-#include "common-utils.h"
-
-int protocol_client_cleanup (transport_t *trans);
-int protocol_client_interpret (xlator_t *this, transport_t *trans,
- char *hdr_p, size_t hdrlen,
- struct iobuf *iobuf);
-int
-protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans,
- int type, int op,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iovec *vector, int count,
- struct iobref *iobref);
-
-int
-protocol_client_post_handshake (call_frame_t *frame, xlator_t *this);
-
-static gf_op_t gf_fops[GF_PROTO_FOP_MAXVALUE];
-static gf_op_t gf_mops[GF_MOP_MAXVALUE];
-static gf_op_t gf_cbks[GF_CBK_MAXVALUE];
-
-
-transport_t *
-client_channel (xlator_t *this, int id)
-{
- transport_t *trans = NULL;
- client_conf_t *conf = NULL;
- int i = 0;
- struct client_connection *conn = NULL;
-
- conf = this->private;
-
- trans = conf->transport[id];
- conn = trans->xl_private;
-
- if (conn->connected == 1)
- goto ret;
-
- for (i = 0; i < CHANNEL_MAX; i++) {
- trans = conf->transport[i];
- conn = trans->xl_private;
- if (conn->connected == 1)
- break;
- }
-
-ret:
- return trans;
-}
-
-
-client_fd_ctx_t *
-this_fd_del_ctx (fd_t *file, xlator_t *this)
-{
- int dict_ret = -1;
- uint64_t ctxaddr = 0;
-
- GF_VALIDATE_OR_GOTO ("client", this, out);
- GF_VALIDATE_OR_GOTO (this->name, file, out);
-
- dict_ret = fd_ctx_del (file, this, &ctxaddr);
-
- if (dict_ret < 0) {
- ctxaddr = 0;
- }
-
-out:
- return (client_fd_ctx_t *)(unsigned long)ctxaddr;
-}
-
-
-client_fd_ctx_t *
-this_fd_get_ctx (fd_t *file, xlator_t *this)
-{
- int dict_ret = -1;
- uint64_t ctxaddr = 0;
-
- GF_VALIDATE_OR_GOTO ("client", this, out);
- GF_VALIDATE_OR_GOTO (this->name, file, out);
-
- dict_ret = fd_ctx_get (file, this, &ctxaddr);
-
- if (dict_ret < 0) {
- ctxaddr = 0;
- }
-
-out:
- return (client_fd_ctx_t *)(unsigned long)ctxaddr;
-}
-
-
-static void
-this_fd_set_ctx (fd_t *file, xlator_t *this, loc_t *loc, client_fd_ctx_t *ctx)
-{
- uint64_t oldaddr = 0;
- int32_t ret = -1;
-
- GF_VALIDATE_OR_GOTO ("client", this, out);
- GF_VALIDATE_OR_GOTO (this->name, file, out);
-
- ret = fd_ctx_get (file, this, &oldaddr);
- if (ret >= 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): trying duplicate remote fd set. ",
- loc->path, loc->inode->ino);
- }
-
- ret = fd_ctx_set (file, this, (uint64_t)(unsigned long)ctx);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to set remote fd",
- loc->path, loc->inode->ino);
- }
-out:
- return;
-}
-
-
-static int
-client_local_wipe (client_local_t *local)
-{
- if (local) {
- loc_wipe (&local->loc);
-
- if (local->fd)
- fd_unref (local->fd);
-
- GF_FREE (local);
- }
-
- return 0;
-}
-
-/*
- * lookup_frame - lookup call frame corresponding to a given callid
- * @trans: transport object
- * @callid: call id of the frame
- *
- * not for external reference
- */
-
-static call_frame_t *
-lookup_frame (transport_t *trans, int32_t op, int8_t type, int64_t callid)
-{
- client_connection_t *conn = NULL;
- call_frame_t *frame = NULL;
-
- conn = trans->xl_private;
-
- pthread_mutex_lock (&conn->lock);
- {
- frame = saved_frames_get (conn->saved_frames,
- op, type, callid);
- }
- pthread_mutex_unlock (&conn->lock);
-
- return frame;
-}
-
-
-static void
-call_bail (void *data)
-{
- client_connection_t *conn = NULL;
- struct timeval current;
- transport_t *trans = NULL;
- struct list_head list;
- struct saved_frame *saved_frame = NULL;
- struct saved_frame *trav = NULL;
- struct saved_frame *tmp = NULL;
- call_frame_t *frame = NULL;
- gf_hdr_common_t hdr = {0, };
- char **gf_op_list = NULL;
- gf_op_t *gf_ops = NULL;
- struct tm frame_sent_tm;
- char frame_sent[32] = {0,};
- struct timeval timeout = {0,};
- gf_timer_cbk_t timer_cbk = NULL;
-
- GF_VALIDATE_OR_GOTO ("client", data, out);
- trans = data;
-
- conn = trans->xl_private;
-
- gettimeofday (&current, NULL);
- INIT_LIST_HEAD (&list);
-
- pthread_mutex_lock (&conn->lock);
- {
- /* Chaining to get call-always functionality from
- call-once timer */
- if (conn->timer) {
- timer_cbk = conn->timer->callbk;
-
- timeout.tv_sec = 10;
- timeout.tv_usec = 0;
-
- gf_timer_call_cancel (trans->xl->ctx, conn->timer);
- conn->timer = gf_timer_call_after (trans->xl->ctx,
- timeout,
- timer_cbk,
- trans);
- if (conn->timer == NULL) {
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "Cannot create bailout timer");
- }
- }
-
- do {
- saved_frame =
- saved_frames_get_timedout (conn->saved_frames,
- GF_OP_TYPE_MOP_REQUEST,
- conn->frame_timeout,
- &current);
- if (saved_frame)
- list_add (&saved_frame->list, &list);
-
- } while (saved_frame);
-
- do {
- saved_frame =
- saved_frames_get_timedout (conn->saved_frames,
- GF_OP_TYPE_FOP_REQUEST,
- conn->frame_timeout,
- &current);
- if (saved_frame)
- list_add (&saved_frame->list, &list);
- } while (saved_frame);
-
- do {
- saved_frame =
- saved_frames_get_timedout (conn->saved_frames,
- GF_OP_TYPE_CBK_REQUEST,
- conn->frame_timeout,
- &current);
- if (saved_frame)
- list_add (&saved_frame->list, &list);
- } while (saved_frame);
- }
- pthread_mutex_unlock (&conn->lock);
-
- hdr.rsp.op_ret = hton32 (-1);
- hdr.rsp.op_errno = hton32 (ENOTCONN);
-
- list_for_each_entry_safe (trav, tmp, &list, list) {
- switch (trav->type)
- {
- case GF_OP_TYPE_FOP_REQUEST:
- gf_ops = gf_fops;
- gf_op_list = gf_fop_list;
- break;
- case GF_OP_TYPE_MOP_REQUEST:
- gf_ops = gf_mops;
- gf_op_list = gf_mop_list;
- break;
- case GF_OP_TYPE_CBK_REQUEST:
- gf_ops = gf_cbks;
- gf_op_list = gf_cbk_list;
- break;
- }
-
- localtime_r (&trav->saved_at.tv_sec, &frame_sent_tm);
- strftime (frame_sent, 32, "%Y-%m-%d %H:%M:%S", &frame_sent_tm);
-
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "bailing out frame %s(%d) "
- "frame sent = %s. frame-timeout = %d",
- gf_op_list[trav->op], trav->op,
- frame_sent, conn->frame_timeout);
-
- hdr.type = hton32 (trav->type);
- hdr.op = hton32 (trav->op);
-
- frame = trav->frame;
-
- gf_ops[trav->op] (frame, &hdr, sizeof (hdr), NULL);
-
- list_del_init (&trav->list);
- GF_FREE (trav);
- }
-out:
- return;
-}
-
-
-void
-save_frame (transport_t *trans, call_frame_t *frame,
- int32_t op, int8_t type, uint64_t callid)
-{
- client_connection_t *conn = NULL;
- struct timeval timeout = {0, };
-
-
- conn = trans->xl_private;
-
- saved_frames_put (conn->saved_frames, frame, op, type, callid);
-
- if (conn->timer == NULL && conn->frame_timeout) {
- timeout.tv_sec = 10;
- timeout.tv_usec = 0;
- conn->timer = gf_timer_call_after (trans->xl->ctx, timeout,
- call_bail, (void *) trans);
- }
-}
-
-
-
-void
-client_ping_timer_expired (void *data)
-{
- xlator_t *this = NULL;
- transport_t *trans = NULL;
- client_conf_t *conf = NULL;
- client_connection_t *conn = NULL;
- int disconnect = 0;
- int transport_activity = 0;
- struct timeval timeout = {0, };
- struct timeval current = {0, };
-
- trans = data;
- this = trans->xl;
- conf = this->private;
- conn = trans->xl_private;
-
- pthread_mutex_lock (&conn->lock);
- {
- if (conn->ping_timer)
- gf_timer_call_cancel (trans->xl->ctx,
- conn->ping_timer);
- gettimeofday (&current, NULL);
-
- pthread_mutex_lock (&conf->mutex);
- {
- if (((current.tv_sec - conf->last_received.tv_sec) <
- conn->ping_timeout)
- || ((current.tv_sec - conf->last_sent.tv_sec) <
- conn->ping_timeout)) {
- transport_activity = 1;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (transport_activity) {
- gf_log (this->name, GF_LOG_TRACE,
- "ping timer expired but transport activity "
- "detected - not bailing transport");
- conn->transport_activity = 0;
- timeout.tv_sec = conn->ping_timeout;
- timeout.tv_usec = 0;
-
- conn->ping_timer =
- gf_timer_call_after (trans->xl->ctx, timeout,
- client_ping_timer_expired,
- (void *) trans);
- if (conn->ping_timer == NULL)
- gf_log (this->name, GF_LOG_DEBUG,
- "unable to setup timer");
-
- } else {
- conn->ping_started = 0;
- conn->ping_timer = NULL;
- disconnect = 1;
- }
- }
- pthread_mutex_unlock (&conn->lock);
- if (disconnect) {
- gf_log (this->name, GF_LOG_ERROR,
- "Server %s has not responded in the last %d "
- "seconds, disconnecting.",
- conf->transport[0]->peerinfo.identifier,
- conn->ping_timeout);
-
- transport_disconnect (conf->transport[0]);
- transport_disconnect (conf->transport[1]);
- }
-}
-
-
-void
-client_start_ping (void *data)
-{
- xlator_t *this = NULL;
- transport_t *trans = NULL;
- client_conf_t *conf = NULL;
- client_connection_t *conn = NULL;
- int32_t ret = -1;
- gf_hdr_common_t *hdr = NULL;
- struct timeval timeout = {0, };
- call_frame_t *dummy_frame = NULL;
- size_t hdrlen = -1;
- gf_mop_ping_req_t *req = NULL;
- int frame_count = 0;
-
-
- trans = data;
- this = trans->xl;
- conf = this->private;
- conn = trans->xl_private;
-
- if (!conn->ping_timeout)
- return;
-
- pthread_mutex_lock (&conn->lock);
- {
- if (conn->ping_timer)
- gf_timer_call_cancel (trans->xl->ctx, conn->ping_timer);
-
- conn->ping_timer = NULL;
- conn->ping_started = 0;
-
- if (conn->saved_frames)
- /* treat the case where conn->saved_frames is NULL
- as no pending frames */
- frame_count = conn->saved_frames->count;
-
- if ((frame_count == 0) || !conn->connected) {
- /* using goto looked ugly here,
- * hence getting out this way */
- /* unlock */
- pthread_mutex_unlock (&conn->lock);
- return;
- }
-
- if (frame_count < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "saved_frames->count is %"PRId64,
- conn->saved_frames->count);
- conn->saved_frames->count = 0;
- }
-
- timeout.tv_sec = conn->ping_timeout;
- timeout.tv_usec = 0;
-
- conn->ping_timer =
- gf_timer_call_after (trans->xl->ctx, timeout,
- client_ping_timer_expired,
- (void *) trans);
-
- if (conn->ping_timer == NULL) {
- gf_log (this->name, GF_LOG_DEBUG,
- "unable to setup timer");
- } else {
- conn->ping_started = 1;
- }
- }
- pthread_mutex_unlock (&conn->lock);
-
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- if (!hdr)
- goto err;
-
- dummy_frame = create_frame (this, this->ctx->pool);
-
- if (!dummy_frame)
- goto err;
-
- dummy_frame->local = trans;
-
- ret = protocol_client_xfer (dummy_frame, this, trans,
- GF_OP_TYPE_MOP_REQUEST, GF_MOP_PING,
- hdr, hdrlen, NULL, 0, NULL);
- return;
-err:
- if (hdr)
- GF_FREE (hdr);
-
- if (dummy_frame)
- STACK_DESTROY (dummy_frame->root);
-
- return;
-}
-
-
-int
-client_ping_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- xlator_t *this = NULL;
- transport_t *trans = NULL;
- client_connection_t *conn = NULL;
- struct timeval timeout = {0, };
- int op_ret = 0;
-
- trans = frame->local; frame->local = NULL;
- this = trans->xl;
- conn = trans->xl_private;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
-
- if (op_ret == -1) {
- /* timer expired and transport bailed out */
- gf_log (this->name, GF_LOG_DEBUG, "timer must have expired");
- goto out;
- }
-
- pthread_mutex_lock (&conn->lock);
- {
- timeout.tv_sec = conn->ping_timeout;
- timeout.tv_usec = 0;
-
- gf_timer_call_cancel (trans->xl->ctx,
- conn->ping_timer);
-
- conn->ping_timer =
- gf_timer_call_after (trans->xl->ctx, timeout,
- client_start_ping, (void *)trans);
- if (conn->ping_timer == NULL)
- gf_log (this->name, GF_LOG_DEBUG,
- "gf_timer_call_after() returned NULL");
- }
- pthread_mutex_unlock (&conn->lock);
-out:
- STACK_DESTROY (frame->root);
- return 0;
-}
-
-int
-client_encode_groups (call_frame_t *frame, gf_hdr_common_t *hdr)
-{
- int i = 0;
- if ((!frame) || (!hdr))
- return -1;
-
- hdr->req.ngrps = hton32 (frame->root->ngrps);
- if (frame->root->ngrps == 0)
- return 0;
-
- for (; i < frame->root->ngrps; ++i)
- hdr->req.groups[i] = hton32 (frame->root->groups[i]);
-
- return 0;
-}
-
-
-int
-protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans,
- int type, int op,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iovec *vector, int count,
- struct iobref *iobref)
-{
- client_conf_t *conf = NULL;
- client_connection_t *conn = NULL;
- uint64_t callid = 0;
- int32_t ret = -1;
- int start_ping = 0;
- gf_hdr_common_t rsphdr = {0, };
-
- conf = this->private;
-
- if (!trans) {
- /* default to bulk op since it is 'safer' */
- trans = conf->transport[CHANNEL_BULK];
- }
- conn = trans->xl_private;
-
- pthread_mutex_lock (&conn->lock);
- {
- callid = ++conn->callid;
-
- hdr->callid = hton64 (callid);
- hdr->op = hton32 (op);
- hdr->type = hton32 (type);
-
- if (frame) {
- hdr->req.uid = hton32 (frame->root->uid);
- hdr->req.gid = hton32 (frame->root->gid);
- hdr->req.pid = hton32 (frame->root->pid);
- hdr->req.lk_owner = hton64 (frame->root->lk_owner);
- client_encode_groups (frame, hdr);
- }
-
- if (conn->connected == 0)
- transport_connect (trans);
-
- ret = -1;
-
- if (conn->connected ||
- ((type == GF_OP_TYPE_MOP_REQUEST) &&
- (op == GF_MOP_SETVOLUME))) {
- ret = transport_submit (trans, (char *)hdr, hdrlen,
- vector, count, iobref);
- }
-
- if ((ret >= 0) && frame) {
- pthread_mutex_lock (&conf->mutex);
- {
- gettimeofday (&conf->last_sent, NULL);
- }
- pthread_mutex_unlock (&conf->mutex);
- save_frame (trans, frame, op, type, callid);
- }
-
- if (!conn->ping_started && (ret >= 0)) {
- start_ping = 1;
- }
- }
- pthread_mutex_unlock (&conn->lock);
-
- if (start_ping)
- client_start_ping ((void *) trans);
-
- if (frame && (ret < 0)) {
- rsphdr.op = op;
- rsphdr.rsp.op_ret = hton32 (-1);
- rsphdr.rsp.op_errno = hton32 (ENOTCONN);
-
- if (type == GF_OP_TYPE_FOP_REQUEST) {
- rsphdr.type = GF_OP_TYPE_FOP_REPLY;
- gf_fops[op] (frame, &rsphdr, sizeof (rsphdr), NULL);
- } else if (type == GF_OP_TYPE_MOP_REQUEST) {
- rsphdr.type = GF_OP_TYPE_MOP_REPLY;
- gf_mops[op] (frame, &rsphdr, sizeof (rsphdr), NULL);
- } else {
- rsphdr.type = GF_OP_TYPE_CBK_REPLY;
- gf_cbks[op] (frame, &rsphdr, sizeof (rsphdr), NULL);
- }
-
- GF_FREE (hdr);
- }
-
- return ret;
-}
-
-
-
-/**
- * client_create - create function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @path: complete path to file
- * @flags: create flags
- * @mode: create mode
- *
- * external reference through client_protocol_xlator->fops->create
- */
-
-int
-client_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
- mode_t mode, fd_t *fd)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_create_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t pathlen = 0;
- size_t baselen = 0;
- int32_t ret = -1;
- ino_t par = 0;
- uint64_t gen = 0;
- client_local_t *local = NULL;
-
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- local->fd = fd_ref (fd);
- loc_copy (&local->loc, loc);
- local->flags = flags;
-
- frame->local = local;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
-
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "CREATE %"PRId64"/%s (%s): failed to get remote inode "
- "number for parent inode",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen);
- hdr = gf_hdr_new (req, pathlen + baselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->flags = hton32 (gf_flags_from_flags (flags));
- req->mode = hton32 (mode);
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_CREATE,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, fd, NULL, NULL);
- return 0;
-
-}
-
-/**
- * client_open - open function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location of file
- * @flags: open flags
- * @mode: open modes
- *
- * external reference through client_protocol_xlator->fops->open
- */
-
-int
-client_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
- fd_t *fd, int32_t wbflags)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- size_t hdrlen = 0;
- gf_fop_open_req_t *req = NULL;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- local->fd = fd_ref (fd);
- loc_copy (&local->loc, loc);
- local->flags = flags;
- local->wbflags = wbflags;
-
- frame->local = local;
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "OPEN %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->flags = hton32 (gf_flags_from_flags (flags));
- req->wbflags = hton32 (wbflags);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_OPEN,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, fd);
- return 0;
-
-}
-
-
-/**
- * client_stat - stat function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- *
- * external reference through client_protocol_xlator->fops->stat
- */
-
-int
-client_stat (call_frame_t *frame, xlator_t *this, loc_t *loc)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_stat_req_t *req = NULL;
- size_t hdrlen = -1;
- int32_t ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- ino_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_TRACE,
- "STAT %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_STAT,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-
-/**
- * client_readlink - readlink function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- * @size:
- *
- * external reference through client_protocol_xlator->fops->readlink
- */
-int
-client_readlink (call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readlink_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "READLINK %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->size = hton32 (size);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_READLINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND_STRICT (readlink, frame, -1, EINVAL,
- NULL, NULL);
- return 0;
-
-}
-
-
-/**
- * client_mknod - mknod function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @path: pathname of node
- * @mode:
- * @dev:
- *
- * external reference through client_protocol_xlator->fops->mknod
- */
-int
-client_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
- dev_t dev)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_mknod_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- size_t baselen = 0;
- ino_t par = 0;
- uint64_t gen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, loc);
-
- frame->local = local;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "MKNOD %"PRId64"/%s (%s): failed to get remote inode "
- "number for parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen);
- hdr = gf_hdr_new (req, pathlen + baselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- req->mode = hton32 (mode);
- req->dev = hton64 (dev);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_MKNOD,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, loc->inode, NULL);
- return 0;
-
-}
-
-
-/**
- * client_mkdir - mkdir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @path: pathname of directory
- * @mode:
- *
- * external reference through client_protocol_xlator->fops->mkdir
- */
-int
-client_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_mkdir_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- size_t baselen = 0;
- ino_t par = 0;
- uint64_t gen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, loc);
-
- frame->local = local;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "MKDIR %"PRId64"/%s (%s): failed to get remote inode "
- "number for parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen);
- hdr = gf_hdr_new (req, pathlen + baselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- req->mode = hton32 (mode);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_MKDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, loc->inode, NULL);
- return 0;
-
-}
-
-/**
- * client_unlink - unlink function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location of file
- *
- * external reference through client_protocol_xlator->fops->unlink
- */
-
-int
-client_unlink (call_frame_t *frame, xlator_t *this, loc_t *loc)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_unlink_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- size_t baselen = 0;
- ino_t par = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "UNLINK %"PRId64"/%s (%s): failed to get remote inode "
- "number for parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen);
- hdr = gf_hdr_new (req, pathlen + baselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_UNLINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-/**
- * client_rmdir - rmdir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- *
- * external reference through client_protocol_xlator->fops->rmdir
- */
-
-int
-client_rmdir (call_frame_t *frame, xlator_t *this, loc_t *loc)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rmdir_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- size_t baselen = 0;
- ino_t par = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "RMDIR %"PRId64"/%s (%s): failed to get remote inode "
- "number for parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen);
- hdr = gf_hdr_new (req, pathlen + baselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_RMDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-
-/**
- * client_symlink - symlink function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @oldpath: pathname of target
- * @newpath: pathname of symlink
- *
- * external reference through client_protocol_xlator->fops->symlink
- */
-
-int
-client_symlink (call_frame_t *frame, xlator_t *this, const char *linkname,
- loc_t *loc)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_symlink_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t pathlen = 0;
- size_t newlen = 0;
- size_t baselen = 0;
- ino_t par = 0;
- uint64_t gen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, loc);
-
- frame->local = local;
-
- pathlen = STRLEN_0 (loc->path);
- baselen = STRLEN_0 (loc->name);
- newlen = STRLEN_0 (linkname);
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "SYMLINK %"PRId64"/%s (%s): failed to get remote inode"
- " number parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen + newlen);
- hdr = gf_hdr_new (req, pathlen + baselen + newlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->par = hton64 (par);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
- strcpy (req->bname + pathlen, loc->name);
- strcpy (req->linkname + pathlen + baselen, linkname);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_SYMLINK,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, loc->inode, NULL);
- return 0;
-
-}
-
-/**
- * client_rename - rename function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @oldloc: location of old pathname
- * @newloc: location of new pathname
- *
- * external reference through client_protocol_xlator->fops->rename
- */
-
-int
-client_rename (call_frame_t *frame, xlator_t *this, loc_t *oldloc,
- loc_t *newloc)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rename_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t oldpathlen = 0;
- size_t oldbaselen = 0;
- size_t newpathlen = 0;
- size_t newbaselen = 0;
- ino_t oldpar = 0;
- uint64_t oldgen = 0;
- ino_t newpar = 0;
- uint64_t newgen = 0;
-
- oldpathlen = STRLEN_0 (oldloc->path);
- oldbaselen = STRLEN_0 (oldloc->name);
- newpathlen = STRLEN_0 (newloc->path);
- newbaselen = STRLEN_0 (newloc->name);
- ret = inode_ctx_get2 (oldloc->parent, this, &oldpar, &oldgen);
- if (oldloc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "RENAME %"PRId64"/%s (%s): failed to get remote inode "
- "number for source parent",
- oldloc->parent->ino, oldloc->name, oldloc->path);
- goto unwind;
- }
-
- ret = inode_ctx_get2 (newloc->parent, this, &newpar, &newgen);
- if (newloc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "CREATE %"PRId64"/%s (%s): failed to get remote inode "
- "number for destination parent",
- newloc->parent->ino, newloc->name, newloc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, (oldpathlen + oldbaselen +
- newpathlen + newbaselen));
- hdr = gf_hdr_new (req, (oldpathlen + oldbaselen +
- newpathlen + newbaselen));
-
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->oldpar = hton64 (oldpar);
- req->oldgen = hton64 (oldgen);
- req->newpar = hton64 (newpar);
- req->newgen = hton64 (newgen);
-
- strcpy (req->oldpath, oldloc->path);
- strcpy (req->oldbname + oldpathlen, oldloc->name);
- strcpy (req->newpath + oldpathlen + oldbaselen, newloc->path);
- strcpy (req->newbname + oldpathlen + oldbaselen + newpathlen,
- newloc->name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_RENAME,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-/**
- * client_link - link function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @oldloc: location of old pathname
- * @newpath: new pathname
- *
- * external reference through client_protocol_xlator->fops->link
- */
-
-int
-client_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_link_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t oldpathlen = 0;
- size_t newpathlen = 0;
- size_t newbaselen = 0;
- ino_t oldino = 0;
- uint64_t oldgen = 0;
- ino_t newpar = 0;
- uint64_t newgen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, oldloc);
-
- frame->local = local;
-
- oldpathlen = STRLEN_0 (oldloc->path);
- newpathlen = STRLEN_0 (newloc->path);
- newbaselen = STRLEN_0 (newloc->name);
-
- ret = inode_ctx_get2 (oldloc->inode, this, &oldino, &oldgen);
- if (oldloc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "LINK %"PRId64"/%s (%s) ==> %"PRId64" (%s): "
- "failed to get remote inode number for source inode",
- newloc->parent->ino, newloc->name, newloc->path,
- oldloc->ino, oldloc->path);
- goto unwind;
- }
-
- ret = inode_ctx_get2 (newloc->parent, this, &newpar, &newgen);
- if (newloc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "LINK %"PRId64"/%s (%s) ==> %"PRId64" (%s): "
- "failed to get remote inode number destination parent",
- newloc->parent->ino, newloc->name, newloc->path,
- oldloc->ino, oldloc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, oldpathlen + newpathlen + newbaselen);
- hdr = gf_hdr_new (req, oldpathlen + newpathlen + newbaselen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- strcpy (req->oldpath, oldloc->path);
- strcpy (req->newpath + oldpathlen, newloc->path);
- strcpy (req->newbname + oldpathlen + newpathlen, newloc->name);
-
- req->oldino = hton64 (oldino);
- req->oldgen = hton64 (oldgen);
- req->newpar = hton64 (newpar);
- req->newgen = hton64 (newgen);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_LINK,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, oldloc->inode, NULL);
- return 0;
-}
-
-
-/**
- * client_truncate - truncate function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- * @offset:
- *
- * external reference through client_protocol_xlator->fops->truncate
- */
-
-int
-client_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_truncate_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "TRUNCATE %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->offset = hton64 (offset);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_TRUNCATE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-
-/**
- * client_readv - readv function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @size:
- * @offset:
- *
- * external reference through client_protocol_xlator->fops->readv
- */
-
-int
-client_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
- off_t offset)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_read_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx, EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL, 0, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx, EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL, 0, NULL);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->size = hton32 (size);
- req->offset = hton64 (offset);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_READ,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL, 0, NULL);
- return 0;
-
-}
-
-/**
- * client_writev - writev function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @vector:
- * @count:
- * @offset:
- *
- * external reference through client_protocol_xlator->fops->writev
- */
-
-int
-client_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
- struct iovec *vector, int32_t count, off_t offset,
- struct iobref *iobref)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_write_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->size = hton32 (iov_length (vector, count));
- req->offset = hton64 (offset);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_WRITE,
- hdr, hdrlen, vector, count, iobref);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-
-/**
- * client_statfs - statfs function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- *
- * external reference through client_protocol_xlator->fops->statfs
- */
-
-int
-client_statfs (call_frame_t *frame, xlator_t *this, loc_t *loc)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_statfs_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- ino_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
-
- if (loc->inode) {
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "STATFS %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_STATFS,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-
-/**
- * client_flush - flush function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- *
- * external reference through client_protocol_xlator->fops->flush
- */
-
-int
-client_flush (call_frame_t *frame, xlator_t *this, fd_t *fd)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_flush_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FLUSH,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-/**
- * client_fsync - fsync function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @flags:
- *
- * external reference through client_protocol_xlator->fops->fsync
- */
-
-int
-client_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsync_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int32_t ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->data = hton32 (flags);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FSYNC,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-int
-client_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc,
- gf_xattrop_flags_t flags, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_xattrop_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t dict_len = 0;
- int32_t ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
- char *buf = NULL;
-
- GF_VALIDATE_OR_GOTO ("client", this, unwind);
-
- GF_VALIDATE_OR_GOTO (this->name, loc, unwind);
-
- if (dict) {
- ret = dict_allocate_and_serialize (dict, &buf, &dict_len);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- dict);
- goto unwind;
- }
- }
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "XATTROP %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, dict_len + pathlen);
- hdr = gf_hdr_new (req, dict_len + pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->flags = hton32 (flags);
- req->dict_len = hton32 (dict_len);
- if (dict) {
- memcpy (req->dict, buf, dict_len);
- GF_FREE (buf);
- }
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path + dict_len, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_XATTROP,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-
-int
-client_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd,
- gf_xattrop_flags_t flags, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fxattrop_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t dict_len = 0;
- int64_t remote_fd = -1;
- int32_t ret = -1;
- ino_t ino = 0;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- if (dict) {
- dict_len = dict_serialized_length (dict);
- if (dict_len < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- dict);
- goto unwind;
- }
- }
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. "
- "returning EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- ino = fd->inode->ino;
- remote_fd = fdctx->remote_fd;
-
- hdrlen = gf_hdr_len (req, dict_len);
- hdr = gf_hdr_new (req, dict_len);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->flags = hton32 (flags);
- req->dict_len = hton32 (dict_len);
- if (dict) {
- ret = dict_serialize (dict, req->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- dict);
- goto unwind;
- }
- }
- req->fd = hton64 (remote_fd);
- req->ino = hton64 (ino);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FXATTROP,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
-
-}
-
-/**
- * client_setxattr - setxattr function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location
- * @dict: dictionary which contains key:value to be set.
- * @flags:
- *
- * external reference through client_protocol_xlator->fops->setxattr
- */
-
-int
-client_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
- dict_t *dict, int32_t flags)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_setxattr_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t dict_len = 0;
- int ret = -1;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- dict_len = dict_serialized_length (dict);
- if (dict_len < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- dict);
- goto unwind;
- }
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "SETXATTR %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, dict_len + pathlen);
- hdr = gf_hdr_new (req, dict_len + pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->flags = hton32 (flags);
- req->dict_len = hton32 (dict_len);
-
- ret = dict_serialize (dict, req->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- dict);
- goto unwind;
- }
-
- strcpy (req->path + dict_len, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_SETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-}
-
-/**
- * client_fsetxattr - fsetxattr function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: fd
- * @dict: dictionary which contains key:value to be set.
- * @flags:
- *
- * external reference through client_protocol_xlator->fops->fsetxattr
- */
-
-int
-client_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
- dict_t *dict, int32_t flags)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsetxattr_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t dict_len = 0;
- ino_t ino;
- int ret = -1;
- int64_t remote_fd = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- dict_len = dict_serialized_length (dict);
- if (dict_len < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- dict);
- goto unwind;
- }
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- ino = fd->inode->ino;
- remote_fd = fdctx->remote_fd;
-
- hdrlen = gf_hdr_len (req, dict_len);
- hdr = gf_hdr_new (req, dict_len);
-
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->fd = hton64 (remote_fd);
- req->flags = hton32 (flags);
- req->dict_len = hton32 (dict_len);
-
- ret = dict_serialize (dict, req->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- dict);
- goto unwind;
- }
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FSETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-}
-
-/**
- * client_getxattr - getxattr function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location structure
- *
- * external reference through client_protocol_xlator->fops->getxattr
- */
-
-int
-client_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
- const char *name)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_getxattr_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t pathlen = 0;
- size_t namelen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- if (name)
- namelen = STRLEN_0 (name);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "GETXATTR %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + namelen);
- hdr = gf_hdr_new (req, pathlen + namelen);
- GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->namelen = hton32 (namelen);
- strcpy (req->path, loc->path);
- if (name)
- strcpy (req->name + pathlen, name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_GETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-
-/**
- * client_fgetxattr - fgetxattr function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: fd
- *
- * external reference through client_protocol_xlator->fops->fgetxattr
- */
-
-int
-client_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
- const char *name)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fgetxattr_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- size_t namelen = 0;
- ino_t ino = 0;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- if (name)
- namelen = STRLEN_0 (name);
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- ino = fd->inode->ino;
- remote_fd = fdctx->remote_fd;
-
- hdrlen = gf_hdr_len (req, namelen);
- hdr = gf_hdr_new (req, namelen);
-
- GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->fd = hton64 (remote_fd);
- req->namelen = hton32 (namelen);
-
- if (name)
- strcpy (req->name, name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FGETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-
-/**
- * client_removexattr - removexattr function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location structure
- * @name:
- *
- * external reference through client_protocol_xlator->fops->removexattr
- */
-
-int
-client_removexattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
- const char *name)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_removexattr_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t namelen = 0;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- namelen = STRLEN_0 (name);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "REMOVEXATTR %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + namelen);
- hdr = gf_hdr_new (req, pathlen + namelen);
- GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
- strcpy (req->name + pathlen, name);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_REMOVEXATTR,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-}
-
-/**
- * client_opendir - opendir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location structure
- *
- * external reference through client_protocol_xlator->fops->opendir
- */
-
-int
-client_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc,
- fd_t *fd)
-{
- gf_fop_opendir_req_t *req = NULL;
- gf_hdr_common_t *hdr = NULL;
- size_t hdrlen = 0;
- int ret = -1;
- ino_t ino = 0;
- uint64_t gen = 0;
- size_t pathlen = 0;
- client_local_t *local = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, loc);
- local->fd = fd_ref (fd);
-
- frame->local = local;
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "OPENDIR %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- pathlen = STRLEN_0 (loc->path);
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_OPENDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, fd);
- return 0;
-
-}
-
-/**
- * client_readdirp - readdirp function for client protocol
- * @frame: call frame
- * @this: this translator structure
- *
- * external reference through client_protocol_xlator->fops->readdirp
- */
-
-int
-client_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
- off_t offset)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readdirp_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req->fd = hton64 (remote_fd);
- req->size = hton32 (size);
- req->offset = hton64 (offset);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_READDIRP,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
-
-}
-
-
-/**
- * client_readdir - readdir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- *
- * external reference through client_protocol_xlator->fops->readdir
- */
-
-int
-client_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
- off_t offset)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readdir_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req->fd = hton64 (remote_fd);
- req->size = hton32 (size);
- req->offset = hton64 (offset);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_READDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
-
-}
-
-/**
- * client_fsyncdir - fsyncdir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @flags:
- *
- * external reference through client_protocol_xlator->fops->fsyncdir
- */
-
-int
-client_fsyncdir (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsyncdir_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int32_t ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- goto unwind;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->data = hton32 (flags);
- req->fd = hton64 (remote_fd);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FSYNCDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
-}
-
-/**
- * client_access - access function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @loc: location structure
- * @mode:
- *
- * external reference through client_protocol_xlator->fops->access
- */
-
-int
-client_access (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_access_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- ino_t ino = 0;
- uint64_t gen = 0;
- size_t pathlen = 0;
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "ACCESS %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- pathlen = STRLEN_0 (loc->path);
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->mask = hton32 (mask);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_ACCESS,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-/**
- * client_ftrucate - ftruncate function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @offset: offset to truncate to
- *
- * external reference through client_protocol_xlator->fops->ftruncate
- */
-
-int
-client_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd,
- off_t offset)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_ftruncate_req_t *req = NULL;
- int64_t remote_fd = -1;
- size_t hdrlen = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->offset = hton64 (offset);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FTRUNCATE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-/**
- * client_fstat - fstat function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- *
- * external reference through client_protocol_xlator->fops->fstat
- */
-
-int
-client_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fstat_req_t *req = NULL;
- int64_t remote_fd = -1;
- size_t hdrlen = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- goto unwind;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FSTAT,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-
-}
-
-/**
- * client_lk - lk function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @fd: file descriptor structure
- * @cmd: lock command
- * @lock:
- *
- * external reference through client_protocol_xlator->fops->lk
- */
-
-int
-client_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd,
- struct flock *flock)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_lk_req_t *req = NULL;
- size_t hdrlen = 0;
- int64_t remote_fd = -1;
- int32_t gf_cmd = 0;
- int32_t gf_type = 0;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE, "(%"PRId64"): failed to get"
- " fd ctx. EBADFD", fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- if (cmd == F_GETLK || cmd == F_GETLK64)
- gf_cmd = GF_LK_GETLK;
- else if (cmd == F_SETLK || cmd == F_SETLK64)
- gf_cmd = GF_LK_SETLK;
- else if (cmd == F_SETLKW || cmd == F_SETLKW64)
- gf_cmd = GF_LK_SETLKW;
- else {
- gf_log (this->name, GF_LOG_DEBUG,
- "Unknown cmd (%d)!", gf_cmd);
- goto unwind;
- }
-
- switch (flock->l_type) {
- case F_RDLCK:
- gf_type = GF_LK_F_RDLCK;
- break;
- case F_WRLCK:
- gf_type = GF_LK_F_WRLCK;
- break;
- case F_UNLCK:
- gf_type = GF_LK_F_UNLCK;
- break;
- }
-
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->cmd = hton32 (gf_cmd);
- req->type = hton32 (gf_type);
- gf_flock_from_flock (&req->flock, flock);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_LK,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-/**
- * client_inodelk - inodelk function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @inode: inode structure
- * @cmd: lock command
- * @lock: flock struct
- *
- * external reference through client_protocol_xlator->fops->inodelk
- */
-
-int
-client_inodelk (call_frame_t *frame, xlator_t *this, const char *volume,
- loc_t *loc, int32_t cmd, struct flock *flock)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_inodelk_req_t *req = NULL;
- size_t hdrlen = 0;
- int32_t gf_cmd = 0;
- int32_t gf_type = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
- size_t pathlen = 0;
- size_t vollen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- vollen = STRLEN_0 (volume);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "INODELK %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- if (cmd == F_GETLK || cmd == F_GETLK64)
- gf_cmd = GF_LK_GETLK;
- else if (cmd == F_SETLK || cmd == F_SETLK64)
- gf_cmd = GF_LK_SETLK;
- else if (cmd == F_SETLKW || cmd == F_SETLKW64)
- gf_cmd = GF_LK_SETLKW;
- else {
- gf_log (this->name, GF_LOG_DEBUG,
- "Unknown cmd (%d)!", gf_cmd);
- goto unwind;
- }
-
- switch (flock->l_type) {
- case F_RDLCK:
- gf_type = GF_LK_F_RDLCK;
- break;
- case F_WRLCK:
- gf_type = GF_LK_F_WRLCK;
- break;
- case F_UNLCK:
- gf_type = GF_LK_F_UNLCK;
- break;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + vollen);
- hdr = gf_hdr_new (req, pathlen + vollen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- strcpy (req->path, loc->path);
- strcpy (req->path + pathlen, volume);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
-
- req->cmd = hton32 (gf_cmd);
- req->type = hton32 (gf_type);
- gf_flock_from_flock (&req->flock, flock);
-
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST,
- GF_PROTO_FOP_INODELK,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-
-/**
- * client_finodelk - finodelk function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @inode: inode structure
- * @cmd: lock command
- * @lock: flock struct
- *
- * external reference through client_protocol_xlator->fops->finodelk
- */
-
-int
-client_finodelk (call_frame_t *frame, xlator_t *this, const char *volume,
- fd_t *fd, int32_t cmd, struct flock *flock)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_finodelk_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t vollen = 0;
- int32_t gf_cmd = 0;
- int32_t gf_type = 0;
- int64_t remote_fd = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- vollen = STRLEN_0 (volume);
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- if (cmd == F_GETLK || cmd == F_GETLK64)
- gf_cmd = GF_LK_GETLK;
- else if (cmd == F_SETLK || cmd == F_SETLK64)
- gf_cmd = GF_LK_SETLK;
- else if (cmd == F_SETLKW || cmd == F_SETLKW64)
- gf_cmd = GF_LK_SETLKW;
- else {
- gf_log (this->name, GF_LOG_DEBUG,
- "Unknown cmd (%d)!", gf_cmd);
- goto unwind;
- }
-
- switch (flock->l_type) {
- case F_RDLCK:
- gf_type = GF_LK_F_RDLCK;
- break;
- case F_WRLCK:
- gf_type = GF_LK_F_WRLCK;
- break;
- case F_UNLCK:
- gf_type = GF_LK_F_UNLCK;
- break;
- }
-
- hdrlen = gf_hdr_len (req, vollen);
- hdr = gf_hdr_new (req, vollen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- strcpy (req->volume, volume);
-
- req->fd = hton64 (remote_fd);
-
- req->cmd = hton32 (gf_cmd);
- req->type = hton32 (gf_type);
- gf_flock_from_flock (&req->flock, flock);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST,
- GF_PROTO_FOP_FINODELK,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-}
-
-
-int
-client_entrylk (call_frame_t *frame, xlator_t *this, const char *volume,
- loc_t *loc, const char *name, entrylk_cmd cmd,
- entrylk_type type)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_entrylk_req_t *req = NULL;
- size_t pathlen = 0;
- size_t vollen = 0;
- size_t hdrlen = -1;
- int ret = -1;
- ino_t ino = 0;
- uint64_t gen = 0;
- size_t namelen = 0;
-
- pathlen = STRLEN_0 (loc->path);
- vollen = STRLEN_0 (volume);
-
- if (name)
- namelen = STRLEN_0 (name);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "ENTRYLK %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen + vollen + namelen);
- hdr = gf_hdr_new (req, pathlen + vollen + namelen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->namelen = hton64 (namelen);
-
- strcpy (req->path, loc->path);
- if (name)
- strcpy (req->name + pathlen, name);
- strcpy (req->volume + pathlen + namelen, volume);
-
- req->cmd = hton32 (cmd);
- req->type = hton32 (type);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_ENTRYLK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-
-}
-
-
-int
-client_fentrylk (call_frame_t *frame, xlator_t *this, const char *volume,
- fd_t *fd, const char *name, entrylk_cmd cmd,
- entrylk_type type)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fentrylk_req_t *req = NULL;
- int64_t remote_fd = -1;
- size_t vollen = 0;
- size_t namelen = 0;
- size_t hdrlen = -1;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- if (name)
- namelen = STRLEN_0 (name);
-
- conf = this->private;
-
- vollen = STRLEN_0 (volume);
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, namelen + vollen);
- hdr = gf_hdr_new (req, namelen + vollen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
- req->namelen = hton64 (namelen);
-
- if (name)
- strcpy (req->name, name);
-
- strcpy (req->volume + namelen, volume);
-
- req->cmd = hton32 (cmd);
- req->type = hton32 (type);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FENTRYLK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
-
- STACK_UNWIND (frame, -1, EINVAL);
- return 0;
-}
-
-/*
- * client_lookup - lookup function for client protocol
- * @frame: call frame
- * @this:
- * @loc: location
- *
- * not for external reference
- */
-
-int
-client_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc,
- dict_t *xattr_req)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_lookup_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- ino_t ino = 0;
- ino_t par = 0;
- uint64_t gen = 0;
- size_t dictlen = 0;
- size_t pathlen = 0;
- size_t baselen = 0;
- int32_t op_ret = -1;
- int32_t op_errno = EINVAL;
- client_local_t *local = NULL;
- char *buf = NULL;
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- GF_VALIDATE_OR_GOTO (this->name, local, unwind);
-
- loc_copy (&local->loc, loc);
-
- frame->local = local;
-
- GF_VALIDATE_OR_GOTO (this->name, loc, unwind);
- GF_VALIDATE_OR_GOTO (this->name, loc->path, unwind);
-
- if (loc->ino != 1 && loc->parent) {
- ret = inode_ctx_get2 (loc->parent, this, &par, &gen);
- if (loc->parent->ino && ret < 0) {
- gf_log (this->name, GF_LOG_TRACE,
- "LOOKUP %"PRId64"/%s (%s): failed to get "
- "remote inode number for parent",
- loc->parent->ino, loc->name, loc->path);
- goto unwind;
- }
- GF_VALIDATE_OR_GOTO (this->name, loc->name, unwind);
- baselen = STRLEN_0 (loc->name);
- } else {
- ino = 1;
- }
-
- pathlen = STRLEN_0 (loc->path);
-
- if (xattr_req) {
- ret = dict_allocate_and_serialize (xattr_req, &buf, &dictlen);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- xattr_req);
- goto unwind;
- }
- }
-
- hdrlen = gf_hdr_len (req, pathlen + baselen + dictlen);
- hdr = gf_hdr_new (req, pathlen + baselen + dictlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->par = hton64 (par);
- strcpy (req->path, loc->path);
- if (baselen)
- strcpy (req->path + pathlen, loc->name);
-
- if (dictlen > 0) {
- memcpy (req->dict + pathlen + baselen, buf, dictlen);
- GF_FREE (buf);
- }
-
- req->dictlen = hton32 (dictlen);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_LOOKUP,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-
-unwind:
- STACK_UNWIND (frame, op_ret, op_errno, loc->inode, NULL, NULL);
- return ret;
-}
-
-
-int
-client_setattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
- struct iatt *stbuf, int32_t valid)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_setattr_req_t *req = NULL;
- size_t hdrlen = 0;
- size_t pathlen = 0;
- ino_t ino = 0;
- uint64_t gen = 0;
- int ret = -1;
-
- GF_VALIDATE_OR_GOTO ("client", this, unwind);
- GF_VALIDATE_OR_GOTO (this->name, frame, unwind);
-
- pathlen = STRLEN_0 (loc->path);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_TRACE,
- "SETATTR %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- goto unwind;
- }
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- strcpy (req->path, loc->path);
-
- gf_stat_from_iatt (&req->stbuf, stbuf);
- req->valid = hton32 (valid);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_SETATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-
-int
-client_fsetattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
- struct iatt *stbuf, int32_t valid)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsetattr_req_t *req = NULL;
- size_t hdrlen = 0;
- int ret = -1;
- client_fd_ctx_t *fdctx = NULL;
- int64_t remote_fd = -1;
- client_conf_t *conf = NULL;
-
- GF_VALIDATE_OR_GOTO ("client", this, unwind);
- GF_VALIDATE_OR_GOTO (this->name, frame, unwind);
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, NULL, NULL);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
-
- req->fd = hton64 (remote_fd);
-
- gf_stat_from_iatt (&req->stbuf, stbuf);
- req->valid = hton32 (valid);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_FSETATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- STACK_UNWIND (frame, -1, EINVAL, NULL, NULL);
- return 0;
-}
-
-
-int
-client_fdctx_destroy (xlator_t *this, client_fd_ctx_t *fdctx)
-{
- call_frame_t *fr = NULL;
- int32_t ret = -1;
- gf_hdr_common_t *hdr = NULL;
- size_t hdrlen = 0;
- gf_cbk_release_req_t *req = NULL;
- gf_cbk_releasedir_req_t *reqdir = NULL;
- int64_t remote_fd = -1;
- int op = 0;
-
- remote_fd = fdctx->remote_fd;
-
- if (remote_fd == -1)
- goto out;
-
- if (fdctx->is_dir) {
- hdrlen = gf_hdr_len (reqdir, 0);
- hdr = gf_hdr_new (reqdir, 0);
- op = GF_CBK_RELEASEDIR;
- reqdir = gf_param (hdr);
- reqdir->fd = hton64 (remote_fd);
- } else {
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- op = GF_CBK_RELEASE;
- req = gf_param (hdr);
- req->fd = hton64 (remote_fd);
- }
-
- fr = create_frame (this, this->ctx->pool);
-
- ret = protocol_client_xfer (fr, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_CBK_REQUEST, op,
- hdr, hdrlen, NULL, 0, NULL);
-
-out:
- inode_unref (fdctx->inode);
- GF_FREE (fdctx);
-
- return ret;
-}
-
-
-/**
- * client_releasedir - releasedir function for client protocol
- * @this: this translator structure
- * @fd: file descriptor structure
- *
- * external reference through client_protocol_xlator->cbks->releasedir
- */
-
-int
-client_releasedir (xlator_t *this, fd_t *fd)
-{
- int64_t remote_fd = -1;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_del_ctx (fd, this);
- if (fdctx != NULL) {
- remote_fd = fdctx->remote_fd;
-
- /* fdctx->remote_fd == -1 indicates a reopen attempt
- in progress. Just mark ->released = 1 and let
- reopen_cbk handle releasing
- */
-
- if (remote_fd != -1)
- list_del_init (&fdctx->sfd_pos);
-
- fdctx->released = 1;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (remote_fd != -1)
- client_fdctx_destroy (this, fdctx);
-
- return 0;
-}
-
-
-/**
- * client_release - release function for client protocol
- * @this: this translator structure
- * @fd: file descriptor structure
- *
- * external reference through client_protocol_xlator->cbks->release
- *
- */
-int
-client_release (xlator_t *this, fd_t *fd)
-{
- int64_t remote_fd = -1;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_del_ctx (fd, this);
- if (fdctx != NULL) {
- remote_fd = fdctx->remote_fd;
-
- /* fdctx->remote_fd == -1 indicates a reopen attempt
- in progress. Just mark ->released = 1 and let
- reopen_cbk handle releasing
- */
-
- if (remote_fd != -1)
- list_del_init (&fdctx->sfd_pos);
-
- fdctx->released = 1;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (remote_fd != -1)
- client_fdctx_destroy (this, fdctx);
-
- return 0;
-}
-
-/*
- * MGMT_OPS
- */
-
-/* Callbacks */
-
-int
-client_fxattrop_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_xattrop_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t gf_errno = 0;
- int32_t op_errno = 0;
- int32_t dict_len = 0;
- dict_t *dict = NULL;
- int32_t ret = -1;
- char *dictbuf = NULL;
-
- rsp = gf_param (hdr);
- GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
-
- if (op_ret >= 0) {
- op_ret = -1;
- dict_len = ntoh32 (rsp->dict_len);
-
- if (dict_len > 0) {
- dictbuf = memdup (rsp->dict, dict_len);
- GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail);
-
- dict = dict_new();
- GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail);
-
- ret = dict_unserialize (dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- dict);
- op_errno = -ret;
- goto fail;
- } else {
- dict->extra_free = dictbuf;
- dictbuf = NULL;
- }
- }
- op_ret = 0;
- }
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-
-fail:
- STACK_UNWIND (frame, op_ret, op_errno, dict);
-
- if (dictbuf)
- GF_FREE (dictbuf);
-
- if (dict)
- dict_unref (dict);
-
- return 0;
-}
-
-
-int
-client_xattrop_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_xattrop_rsp_t *rsp = NULL;
- int32_t op_ret = -1;
- int32_t gf_errno = EINVAL;
- int32_t op_errno = 0;
- int32_t dict_len = 0;
- dict_t *dict = NULL;
- int32_t ret = -1;
- char *dictbuf = NULL;
-
- rsp = gf_param (hdr);
- GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- if (op_ret >= 0) {
- op_ret = -1;
- dict_len = ntoh32 (rsp->dict_len);
-
- if (dict_len > 0) {
- dictbuf = memdup (rsp->dict, dict_len);
- GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail);
-
- dict = get_new_dict();
- GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail);
- dict_ref (dict);
-
- ret = dict_unserialize (dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- dict);
- goto fail;
- } else {
- dict->extra_free = dictbuf;
- dictbuf = NULL;
- }
- }
- op_ret = 0;
- }
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-
-
-fail:
- STACK_UNWIND (frame, op_ret, op_errno, dict);
-
- if (dictbuf)
- GF_FREE (dictbuf);
- if (dict)
- dict_unref (dict);
-
- return 0;
-}
-
-/*
- * client_create_cbk - create callback function for client protocol
- * @frame: call frame
- * @args: arguments in dictionary
- *
- * not for external reference
- */
-
-int
-client_create_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_create_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- fd_t *fd = NULL;
- inode_t *inode = NULL;
- struct iatt stbuf = {0, };
- struct iatt preparent = {0, };
- struct iatt postparent = {0, };
- int64_t remote_fd = 0;
- int32_t ret = -1;
- client_local_t *local = NULL;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- local = frame->local; frame->local = NULL;
- conf = frame->this->private;
- fd = local->fd;
- inode = local->loc.inode;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- if (op_ret >= 0) {
- remote_fd = ntoh64 (rsp->fd);
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
-
- ino = stbuf.ia_ino;
- gen = stbuf.ia_gen;
- }
-
- if (op_ret >= 0) {
- ret = inode_ctx_put2 (local->loc.inode, frame->this, ino, gen);
-
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "CREATE %"PRId64"/%s (%s): failed to set "
- "remote inode number to inode ctx",
- local->loc.parent->ino, local->loc.name,
- local->loc.path);
- op_ret = -1;
- op_errno = EINVAL;
- goto unwind_out;
- }
-
- fdctx = GF_CALLOC (1, sizeof (*fdctx),
- gf_client_mt_client_fd_ctx_t);
- if (!fdctx) {
- op_ret = -1;
- op_errno = ENOMEM;
- goto unwind_out;
- }
-
- fdctx->remote_fd = remote_fd;
- fdctx->inode = inode_ref (fd->inode);
- fdctx->ino = ino;
- fdctx->gen = gen;
- fdctx->flags = local->flags;
-
- INIT_LIST_HEAD (&fdctx->sfd_pos);
-
- this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
-
- pthread_mutex_lock (&conf->mutex);
- {
- list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
- }
- pthread_mutex_unlock (&conf->mutex);
- }
-unwind_out:
- STACK_UNWIND (frame, op_ret, op_errno, fd, inode, &stbuf,
- &preparent, &postparent);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-
-/*
- * client_open_cbk - open callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-int
-client_open_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- int32_t op_ret = -1;
- int32_t op_errno = ENOTCONN;
- fd_t *fd = NULL;
- int64_t remote_fd = 0;
- gf_fop_open_rsp_t *rsp = NULL;
- client_local_t *local = NULL;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
- ino_t ino = 0;
- uint64_t gen = 0;
-
-
- local = frame->local;
-
- if (local->op) {
- local->op (frame, hdr, hdrlen, iobuf);
- return 0;
- }
-
- frame->local = NULL;
- conf = frame->this->private;
- fd = local->fd;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- if (op_ret >= 0) {
- remote_fd = ntoh64 (rsp->fd);
- }
-
- if (op_ret >= 0) {
- fdctx = GF_CALLOC (1, sizeof (*fdctx),
- gf_client_mt_client_fd_ctx_t);
- if (!fdctx) {
- op_ret = -1;
- op_errno = ENOMEM;
- goto unwind_out;
- }
-
- inode_ctx_get2 (fd->inode, frame->this, &ino, &gen);
-
- fdctx->remote_fd = remote_fd;
- fdctx->inode = inode_ref (fd->inode);
- fdctx->ino = ino;
- fdctx->gen = gen;
- fdctx->flags = local->flags;
- fdctx->wbflags = local->wbflags;
-
- INIT_LIST_HEAD (&fdctx->sfd_pos);
-
- this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
-
- pthread_mutex_lock (&conf->mutex);
- {
- list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
- }
- pthread_mutex_unlock (&conf->mutex);
- }
-unwind_out:
- STACK_UNWIND (frame, op_ret, op_errno, fd);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_stat_cbk - stat callback for client protocol
- * @frame: call frame
- * @args: arguments dictionary
- *
- * not for external reference
- */
-
-int
-client_stat_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt stbuf = {0, };
- gf_fop_stat_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
-
- return 0;
-}
-
-
-/*
- * client_mknod_cbk - mknod callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_mknod_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_mknod_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt stbuf = {0, };
- inode_t *inode = NULL;
- client_local_t *local = NULL;
- int ret = 0;
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
-
- local = frame->local;
- frame->local = NULL;
- inode = local->loc.inode;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- ret = inode_ctx_put2 (local->loc.inode, frame->this,
- stbuf.ia_ino, stbuf.ia_gen);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "MKNOD %"PRId64"/%s (%s): failed to set remote"
- " inode number to inode ctx",
- local->loc.parent->ino, local->loc.name,
- local->loc.path);
-
- STACK_UNWIND (frame, -1, EINVAL, inode, NULL,
- NULL, NULL);
- return 0;
- }
-
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf,
- &preparent, &postparent);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_symlink_cbk - symlink callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_symlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_symlink_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt stbuf = {0, };
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
- inode_t *inode = NULL;
- client_local_t *local = NULL;
- int ret = 0;
-
- local = frame->local;
- frame->local = NULL;
- inode = local->loc.inode;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- ret = inode_ctx_put2 (inode, frame->this,
- stbuf.ia_ino, stbuf.ia_gen);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "SYMLINK %"PRId64"/%s (%s): failed to set "
- "remote inode number to inode ctx",
- local->loc.parent->ino, local->loc.name,
- local->loc.path);
- STACK_UNWIND (frame, -1, EINVAL, inode, NULL,
- NULL, NULL);
- return 0;
- }
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf,
- &preparent, &postparent);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_link_cbk - link callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_link_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_link_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt stbuf = {0, };
- inode_t *inode = NULL;
- client_local_t *local = NULL;
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
-
- local = frame->local;
- frame->local = NULL;
- inode = local->loc.inode;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf,
- &preparent, &postparent);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_truncate_cbk - truncate callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_truncate_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_truncate_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt prestat = {0, };
- struct iatt poststat = {0, };
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->prestat, &prestat);
- gf_stat_to_iatt (&rsp->poststat, &poststat);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat);
-
- return 0;
-}
-
-/* client_fstat_cbk - fstat callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_fstat_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt stbuf = {0, };
- gf_fop_fstat_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
-
- return 0;
-}
-
-/*
- * client_ftruncate_cbk - ftruncate callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-int
-client_ftruncate_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_ftruncate_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt prestat = {0, };
- struct iatt poststat = {0, };
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->prestat, &prestat);
- gf_stat_to_iatt (&rsp->poststat, &poststat);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat);
-
- return 0;
-}
-
-
-/* client_readv_cbk - readv callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external referece
- */
-
-int
-client_readv_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_read_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iovec vector = {0, };
- struct iatt stbuf = {0, };
- struct iobref *iobref = NULL;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret != -1) {
- iobref = iobref_new ();
- gf_stat_to_iatt (&rsp->stat, &stbuf);
- vector.iov_len = op_ret;
-
- if (op_ret > 0) {
- vector.iov_base = iobuf->ptr;
- iobref_add (iobref, iobuf);
- }
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &vector, 1, &stbuf, iobref);
-
- if (iobref)
- iobref_unref (iobref);
-
- if (iobuf)
- iobuf_unref (iobuf);
-
- return 0;
-}
-
-/*
- * client_write_cbk - write callback for client protocol
- * @frame: cal frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_write_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_write_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt prestat = {0, };
- struct iatt poststat = {0, };
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_stat_to_iatt (&rsp->prestat, &prestat);
- gf_stat_to_iatt (&rsp->poststat, &poststat);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat);
-
- return 0;
-}
-
-
-int
-client_readdirp_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_readdirp_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- uint32_t buf_size = 0;
- gf_dirent_t entries;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- INIT_LIST_HEAD (&entries.list);
- if (op_ret > 0) {
- buf_size = ntoh32 (rsp->size);
- gf_dirent_unserialize (&entries, rsp->buf, buf_size);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &entries);
-
- gf_dirent_free (&entries);
-
- return 0;
-}
-
-
-int
-client_readdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_readdir_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- uint32_t buf_size = 0;
- gf_dirent_t entries;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- INIT_LIST_HEAD (&entries.list);
- if (op_ret > 0) {
- buf_size = ntoh32 (rsp->size);
- gf_dirent_unserialize (&entries, rsp->buf, buf_size);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &entries);
-
- gf_dirent_free (&entries);
-
- return 0;
-}
-
-/*
- * client_fsync_cbk - fsync callback for client protocol
- *
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_fsync_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt prestat = {0, };
- struct iatt poststat = {0,};
- gf_fop_fsync_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->prestat, &prestat);
- gf_stat_to_iatt (&rsp->poststat, &poststat);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &prestat, &poststat);
-
- return 0;
-}
-
-/*
- * client_unlink_cbk - unlink callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_unlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_unlink_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &preparent, &postparent);
-
- return 0;
-}
-
-/*
- * client_rename_cbk - rename callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_rename_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt stbuf = {0, };
- gf_fop_rename_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt preoldparent = {0, };
- struct iatt postoldparent = {0, };
- struct iatt prenewparent = {0, };
- struct iatt postnewparent = {0, };
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
- gf_stat_to_iatt (&rsp->preoldparent, &preoldparent);
- gf_stat_to_iatt (&rsp->postoldparent, &postoldparent);
- gf_stat_to_iatt (&rsp->prenewparent, &prenewparent);
- gf_stat_to_iatt (&rsp->postnewparent, &postnewparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &stbuf, &preoldparent,
- &postoldparent, &prenewparent, &postnewparent);
-
- return 0;
-}
-
-
-/*
- * client_readlink_cbk - readlink callback for client protocol
- *
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-int
-client_readlink_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_readlink_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- char *link = NULL;
- struct iatt stbuf = {0,};
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret > 0) {
- link = rsp->path;
- gf_stat_to_iatt (&rsp->buf, &stbuf);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, link, &stbuf);
- return 0;
-}
-
-/*
- * client_mkdir_cbk - mkdir callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_mkdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_mkdir_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt stbuf = {0, };
- inode_t *inode = NULL;
- client_local_t *local = NULL;
- int ret = 0;
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
-
- local = frame->local;
- inode = local->loc.inode;
- frame->local = NULL;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- ret = inode_ctx_put2 (inode, frame->this, stbuf.ia_ino,
- stbuf.ia_gen);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "MKDIR %"PRId64"/%s (%s): failed to set "
- "remote inode number to inode ctx",
- local->loc.parent->ino, local->loc.name,
- local->loc.path);
- STACK_UNWIND (frame, -1, EINVAL, inode, NULL,
- NULL, NULL);
- return 0;
- }
-
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf,
- &preparent, &postparent);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_flush_cbk - flush callback for client protocol
- *
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_flush_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-/*
- * client_opendir_cbk - opendir callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_opendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- int32_t op_ret = -1;
- int32_t op_errno = ENOTCONN;
- fd_t *fd = NULL;
- int64_t remote_fd = 0;
- gf_fop_opendir_rsp_t *rsp = NULL;
- client_local_t *local = NULL;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
- ino_t ino = 0;
- uint64_t gen = 0;
-
-
- local = frame->local;
-
- if (local->op) {
- local->op (frame, hdr, hdrlen, iobuf);
- return 0;
- }
-
- frame->local = NULL;
- conf = frame->this->private;
- fd = local->fd;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- if (op_ret >= 0) {
- remote_fd = ntoh64 (rsp->fd);
- }
-
- if (op_ret >= 0) {
- fdctx = GF_CALLOC (1, sizeof (*fdctx),
- gf_client_mt_client_fd_ctx_t);
- if (!fdctx) {
- op_ret = -1;
- op_errno = ENOMEM;
- goto unwind_out;
- }
-
- inode_ctx_get2 (fd->inode, frame->this, &ino, &gen);
-
- fdctx->remote_fd = remote_fd;
- fdctx->inode = inode_ref (fd->inode);
- fdctx->ino = ino;
- fdctx->gen = gen;
-
- fdctx->is_dir = 1;
-
- INIT_LIST_HEAD (&fdctx->sfd_pos);
-
- this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
-
- pthread_mutex_lock (&conf->mutex);
- {
- list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
- }
- pthread_mutex_unlock (&conf->mutex);
- }
-unwind_out:
- STACK_UNWIND (frame, op_ret, op_errno, fd);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-/*
- * client_rmdir_cbk - rmdir callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_rmdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_rmdir_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- struct iatt preparent = {0,};
- struct iatt postparent = {0,};
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->preparent, &preparent);
- gf_stat_to_iatt (&rsp->postparent, &postparent);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &preparent, &postparent);
-
- return 0;
-}
-
-/*
- * client_access_cbk - access callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_access_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_access_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-/*
- * client_lookup_cbk - lookup callback for client protocol
- *
- * @frame: call frame
- * @args: arguments dictionary
- *
- * not for external reference
- */
-
-int
-client_lookup_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt stbuf = {0, };
- struct iatt postparent = {0, };
- inode_t *inode = NULL;
- dict_t *xattr = NULL;
- gf_fop_lookup_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- size_t dict_len = 0;
- char *dictbuf = NULL;
- int32_t ret = -1;
- int32_t gf_errno = 0;
- client_local_t *local = NULL;
- ino_t oldino = 0;
- uint64_t oldgen = 0;
-
- local = frame->local;
- inode = local->loc.inode;
- frame->local = NULL;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
-
- gf_stat_to_iatt (&rsp->postparent, &postparent);
-
- if (op_ret == 0) {
- op_ret = -1;
- gf_stat_to_iatt (&rsp->stat, &stbuf);
-
- ret = inode_ctx_get2 (inode, frame->this, &oldino, &oldgen);
- if (oldino != stbuf.ia_ino || oldgen != stbuf.ia_gen) {
- if (oldino) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "LOOKUP %"PRId64"/%s (%s): "
- "inode number changed from "
- "{%"PRId64",%"PRId64"} to {%"PRId64",%"PRId64"}",
- local->loc.parent ?
- local->loc.parent->ino : (uint64_t) 0,
- local->loc.name,
- local->loc.path,
- oldgen, oldino, stbuf.ia_gen, stbuf.ia_ino);
- op_errno = ESTALE;
- goto fail;
- }
-
- ret = inode_ctx_put2 (inode, frame->this,
- stbuf.ia_ino, stbuf.ia_gen);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "LOOKUP %"PRId64"/%s (%s) : "
- "failed to set remote inode "
- "number to inode ctx",
- local->loc.parent ?
- local->loc.parent->ino : (uint64_t) 0,
- local->loc.name,
- local->loc.path);
- op_errno = EINVAL;
- goto fail;
- }
- }
-
- dict_len = ntoh32 (rsp->dict_len);
-
- if (dict_len > 0) {
- dictbuf = memdup (rsp->dict, dict_len);
- GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail);
-
- xattr = dict_new();
- GF_VALIDATE_OR_GOTO (frame->this->name, xattr, fail);
-
- ret = dict_unserialize (dictbuf, dict_len, &xattr);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to "
- "unserialize dictionary",
- local->loc.path, inode->ino);
- goto fail;
- } else {
- xattr->extra_free = dictbuf;
- dictbuf = NULL;
- }
- }
- op_ret = 0;
- }
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-
-fail:
- STACK_UNWIND (frame, op_ret, op_errno, inode, &stbuf, xattr,
- &postparent);
-
- client_local_wipe (local);
-
- if (dictbuf)
- GF_FREE (dictbuf);
-
- if (xattr)
- dict_unref (xattr);
-
- return 0;
-}
-
-static int32_t
-client_setattr_cbk (call_frame_t *frame,gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt statpre = {0, };
- struct iatt statpost = {0, };
- gf_fop_setattr_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->statpre, &statpre);
- gf_stat_to_iatt (&rsp->statpost, &statpost);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &statpre, &statpost);
-
- return 0;
-}
-
-static int32_t
-client_fsetattr_cbk (call_frame_t *frame,gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct iatt statpre = {0, };
- struct iatt statpost = {0, };
- gf_fop_setattr_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_stat_to_iatt (&rsp->statpre, &statpre);
- gf_stat_to_iatt (&rsp->statpost, &statpost);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &statpre, &statpost);
-
- return 0;
-}
-
-
-int
-gf_free_direntry (dir_entry_t *head)
-{
- dir_entry_t *prev = NULL;
- dir_entry_t *trav = NULL;
-
- prev = head;
- GF_VALIDATE_OR_GOTO ("client-protocol", prev, fail);
-
- trav = head->next;
- while (trav) {
- prev->next = trav->next;
- GF_FREE (trav->name);
- if (IA_ISLNK (trav->buf.ia_type))
- GF_FREE (trav->link);
- GF_FREE (trav);
- trav = prev->next;
- }
- GF_FREE (head);
-fail:
- return 0;
-}
-
-/*
- * client_statfs_cbk - statfs callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_statfs_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct statvfs stbuf = {0, };
- gf_fop_statfs_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret == 0) {
- gf_statfs_to_statfs (&rsp->statfs, &stbuf);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &stbuf);
-
- return 0;
-}
-
-/*
- * client_fsyncdir_cbk - fsyncdir callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_fsyncdir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-/*
- * client_setxattr_cbk - setxattr callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_setxattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_setxattr_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-/*
- * client_getxattr_cbk - getxattr callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_getxattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_getxattr_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t gf_errno = 0;
- int32_t op_errno = 0;
- int32_t dict_len = 0;
- dict_t *dict = NULL;
- int32_t ret = -1;
- char *dictbuf = NULL;
- client_local_t *local = NULL;
-
- local = frame->local;
- frame->local = NULL;
-
- rsp = gf_param (hdr);
- GF_VALIDATE_OR_GOTO (frame->this->name, rsp, fail);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
-
- if (op_ret >= 0) {
- op_ret = -1;
- dict_len = ntoh32 (rsp->dict_len);
-
- if (dict_len > 0) {
- dictbuf = memdup (rsp->dict, dict_len);
- GF_VALIDATE_OR_GOTO (frame->this->name, dictbuf, fail);
-
- dict = dict_new();
- GF_VALIDATE_OR_GOTO (frame->this->name, dict, fail);
-
- ret = dict_unserialize (dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to "
- "unserialize xattr dictionary",
- local->loc.path,
- local->loc.inode->ino);
- goto fail;
- } else {
- dict->extra_free = dictbuf;
- dictbuf = NULL;
- }
- }
- op_ret = 0;
- }
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-fail:
- STACK_UNWIND (frame, op_ret, op_errno, dict);
-
- client_local_wipe (local);
-
- if (dictbuf)
- GF_FREE (dictbuf);
-
- if (dict)
- dict_unref (dict);
-
- return 0;
-}
-
-/*
- * client_removexattr_cbk - removexattr callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_removexattr_cbk (call_frame_t *frame, gf_hdr_common_t *hdr,
- size_t hdrlen, struct iobuf *iobuf)
-{
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-/*
- * client_lk_cbk - lk callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_lk_common_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- struct flock lock = {0,};
- gf_fop_lk_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret >= 0) {
- gf_flock_to_flock (&rsp->flock, &lock);
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, &lock);
- return 0;
-}
-
-/*
- * client_gf_file_lk_cbk - gf_file_lk callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_inodelk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_inodelk_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
- return 0;
-}
-
-
-int
-client_finodelk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_finodelk_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
- return 0;
-}
-
-/*
- * client_entrylk_cbk - entrylk callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_entrylk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_entrylk_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
- return 0;
-}
-
-int
-client_fentrylk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fentrylk_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
- return 0;
-}
-
-
-
-/*
- * client_getspec - getspec function for client protocol
- * @frame: call frame
- * @this: client protocol xlator structure
- * @flag:
- *
- * external reference through client_protocol_xlator->fops->getspec
- */
-
-int
-client_getspec (call_frame_t *frame, xlator_t *this, const char *key,
- int32_t flag)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_mop_getspec_req_t *req = NULL;
- size_t hdrlen = -1;
- int keylen = 0;
- int ret = -1;
-
- if (key)
- keylen = STRLEN_0 (key);
-
- hdrlen = gf_hdr_len (req, keylen);
- hdr = gf_hdr_new (req, keylen);
- GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
- req = gf_param (hdr);
- req->flags = hton32 (flag);
- req->keylen = hton32 (keylen);
- if (keylen)
- strcpy (req->key, key);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_MOP_REQUEST, GF_MOP_GETSPEC,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-unwind:
- if (hdr)
- GF_FREE (hdr);
- STACK_UNWIND (frame, -1, EINVAL, NULL);
- return 0;
-}
-
-/*
- * client_getspec_cbk - getspec callback for client protocol
- *
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_getspec_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_mop_getspec_rsp_t *rsp = NULL;
- char *spec_data = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- int32_t gf_errno = 0;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
- rsp = gf_param (hdr);
-
- if (op_ret >= 0) {
- spec_data = rsp->spec;
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, spec_data);
- return 0;
-}
-
-int
-client_checksum (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flag)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_checksum_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
- ino_t ino = 0;
- uint64_t gen = 0;
-
- hdrlen = gf_hdr_len (req, strlen (loc->path) + 1);
- hdr = gf_hdr_new (req, strlen (loc->path) + 1);
- req = gf_param (hdr);
-
- ret = inode_ctx_get2 (loc->inode, this, &ino, &gen);
- if (loc->inode->ino && ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "CHECKSUM %"PRId64" (%s): "
- "failed to get remote inode number",
- loc->inode->ino, loc->path);
- STACK_UNWIND (frame, -1, EINVAL, NULL, NULL);
- return 0;
-
- }
-
- req->ino = hton64 (ino);
- req->gen = hton64 (gen);
- req->flag = hton32 (flag);
- strcpy (req->path, loc->path);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_CHECKSUM,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-}
-
-
-int
-client_checksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_checksum_rsp_t *rsp = NULL;
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- int32_t gf_errno = 0;
- unsigned char *fchecksum = NULL;
- unsigned char *dchecksum = NULL;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-
- if (op_ret >= 0) {
- fchecksum = rsp->fchecksum;
- dchecksum = rsp->dchecksum + NAME_MAX;
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, fchecksum, dchecksum);
- return 0;
-}
-
-
-int
-client_rchecksum (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset,
- int32_t len)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rchecksum_req_t *req = NULL;
- size_t hdrlen = -1;
- int ret = -1;
-
- int64_t remote_fd = -1;
- client_fd_ctx_t *fdctx = NULL;
- client_conf_t *conf = NULL;
-
- hdrlen = gf_hdr_len (req, 0);
- hdr = gf_hdr_new (req, 0);
- req = gf_param (hdr);
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx = this_fd_get_ctx (fd, this);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx == NULL) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, 0, NULL);
- return 0;
- }
-
- if (fdctx->remote_fd == -1) {
- gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get fd ctx. EBADFD",
- fd->inode->ino);
- STACK_UNWIND (frame, -1, EBADFD, 0, NULL);
- return 0;
- }
-
- remote_fd = fdctx->remote_fd;
-
- req->fd = hton64 (remote_fd);
- req->offset = hton64 (offset);
- req->len = hton32 (len);
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_BULK),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_RCHECKSUM,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-}
-
-
-int
-client_rchecksum_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_rchecksum_rsp_t *rsp = NULL;
-
- int32_t op_ret = 0;
- int32_t op_errno = 0;
- int32_t gf_errno = 0;
- uint32_t weak_checksum = 0;
- unsigned char *strong_checksum = NULL;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- gf_errno = ntoh32 (hdr->rsp.op_errno);
- op_errno = gf_error_to_errno (gf_errno);
-
- if (op_ret >= 0) {
- weak_checksum = rsp->weak_checksum;
- strong_checksum = rsp->strong_checksum;
- }
-
- STACK_UNWIND (frame, op_ret, op_errno, weak_checksum, strong_checksum);
-
- return 0;
-}
-
-
-/*
- * client_setspec_cbk - setspec callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_setspec_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- int32_t op_ret = 0;
- int32_t op_errno = 0;
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- STACK_UNWIND (frame, op_ret, op_errno);
-
- return 0;
-}
-
-
-
-int
-protocol_client_reopendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr,
- size_t hdrlen, struct iobuf *iobuf)
-{
- int32_t op_ret = -1;
- int32_t op_errno = ENOTCONN;
- int64_t remote_fd = -1;
- gf_fop_open_rsp_t *rsp = NULL;
- client_local_t *local = NULL;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
-
-
- local = frame->local; frame->local = NULL;
- conf = frame->this->private;
- fdctx = local->fdctx;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- if (op_ret >= 0)
- remote_fd = ntoh64 (rsp->fd);
-
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "reopendir on %s returned %d (%"PRId64")",
- local->loc.path, op_ret, remote_fd);
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx->remote_fd = remote_fd;
-
- if (!fdctx->released) {
- list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
- fdctx = NULL;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx)
- client_fdctx_destroy (frame->this, fdctx);
-
- STACK_DESTROY (frame->root);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-
-
-int
-protocol_client_reopendir (xlator_t *this, client_fd_ctx_t *fdctx)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- size_t hdrlen = 0;
- gf_fop_opendir_req_t *req = NULL;
- size_t pathlen = 0;
- client_local_t *local = NULL;
- inode_t *inode = NULL;
- char *path = NULL;
- call_frame_t *frame = NULL;
-
- inode = fdctx->inode;
-
- ret = inode_path (inode, NULL, &path);
- if (ret < 0) {
- goto out;
- }
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- if (!local) {
- goto out;
- }
-
- local->fdctx = fdctx;
- local->op = protocol_client_reopendir_cbk;
- local->loc.path = path; path = NULL;
-
- frame = create_frame (this, this->ctx->pool);
- if (!frame) {
- goto out;
- }
-
- pathlen = STRLEN_0 (local->loc.path);
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (fdctx->ino);
- req->gen = hton64 (fdctx->gen);
-
- strcpy (req->path, local->loc.path);
-
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "attempting reopendir on %s", local->loc.path);
-
- frame->local = local; local = NULL;
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_OPENDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-
-out:
- if (frame)
- STACK_DESTROY (frame->root);
-
- if (local)
- client_local_wipe (local);
-
- if (path)
- GF_FREE (path);
-
- return 0;
-}
-
-
-int
-protocol_client_reopen_cbk (call_frame_t *frame, gf_hdr_common_t *hdr,
- size_t hdrlen, struct iobuf *iobuf)
-{
- int32_t op_ret = -1;
- int32_t op_errno = ENOTCONN;
- int64_t remote_fd = -1;
- gf_fop_open_rsp_t *rsp = NULL;
- client_local_t *local = NULL;
- client_conf_t *conf = NULL;
- client_fd_ctx_t *fdctx = NULL;
-
-
- local = frame->local; frame->local = NULL;
- conf = frame->this->private;
- fdctx = local->fdctx;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = ntoh32 (hdr->rsp.op_errno);
-
- if (op_ret >= 0)
- remote_fd = ntoh64 (rsp->fd);
-
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "reopen on %s returned %d (%"PRId64")",
- local->loc.path, op_ret, remote_fd);
-
- pthread_mutex_lock (&conf->mutex);
- {
- fdctx->remote_fd = remote_fd;
-
- if (!fdctx->released) {
- list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
- fdctx = NULL;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- if (fdctx)
- client_fdctx_destroy (frame->this, fdctx);
-
- STACK_DESTROY (frame->root);
-
- client_local_wipe (local);
-
- return 0;
-}
-
-
-int
-protocol_client_reopen (xlator_t *this, client_fd_ctx_t *fdctx)
-{
- int ret = -1;
- gf_hdr_common_t *hdr = NULL;
- size_t hdrlen = 0;
- gf_fop_open_req_t *req = NULL;
- size_t pathlen = 0;
- client_local_t *local = NULL;
- inode_t *inode = NULL;
- char *path = NULL;
- call_frame_t *frame = NULL;
-
- inode = fdctx->inode;
-
- ret = inode_path (inode, NULL, &path);
- if (ret < 0) {
- goto out;
- }
-
- local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t);
- if (!local) {
- goto out;
- }
-
- local->fdctx = fdctx;
- local->op = protocol_client_reopen_cbk;
- local->loc.path = path; path = NULL;
-
- frame = create_frame (this, this->ctx->pool);
- if (!frame) {
- goto out;
- }
-
- pathlen = STRLEN_0 (local->loc.path);
-
- hdrlen = gf_hdr_len (req, pathlen);
- hdr = gf_hdr_new (req, pathlen);
-
- req = gf_param (hdr);
-
- req->ino = hton64 (fdctx->ino);
- req->gen = hton64 (fdctx->gen);
- req->flags = hton32 (gf_flags_from_flags (fdctx->flags));
- req->wbflags = hton32 (fdctx->wbflags);
- strcpy (req->path, local->loc.path);
-
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "attempting reopen on %s", local->loc.path);
-
- frame->local = local; local = NULL;
-
- ret = protocol_client_xfer (frame, this,
- CLIENT_CHANNEL (this, CHANNEL_LOWLAT),
- GF_OP_TYPE_FOP_REQUEST, GF_PROTO_FOP_OPEN,
- hdr, hdrlen, NULL, 0, NULL);
-
- return ret;
-
-out:
- if (frame)
- STACK_DESTROY (frame->root);
-
- if (local)
- client_local_wipe (local);
-
- if (path)
- GF_FREE (path);
-
- return 0;
-
-}
-
-
-int
-protocol_client_post_handshake (call_frame_t *frame, xlator_t *this)
-{
- client_conf_t *conf = NULL;
- client_fd_ctx_t *tmp = NULL;
- client_fd_ctx_t *fdctx = NULL;
- xlator_list_t *parent = NULL;
- struct list_head reopen_head;
-
- conf = this->private;
- INIT_LIST_HEAD (&reopen_head);
-
- pthread_mutex_lock (&conf->mutex);
- {
- list_for_each_entry_safe (fdctx, tmp, &conf->saved_fds,
- sfd_pos) {
- if (fdctx->remote_fd != -1)
- continue;
-
- list_del (&fdctx->sfd_pos);
- list_add_tail (&fdctx->sfd_pos, &reopen_head);
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- list_for_each_entry_safe (fdctx, tmp, &reopen_head, sfd_pos) {
- list_del_init (&fdctx->sfd_pos);
-
- if (fdctx->is_dir)
- protocol_client_reopendir (this, fdctx);
- else
- protocol_client_reopen (this, fdctx);
- }
-
- parent = this->parents;
-
- while (parent) {
- xlator_notify (parent->xlator, GF_EVENT_CHILD_UP,
- this);
- parent = parent->next;
- }
-
- return 0;
-}
-
-/*
- * client_setvolume_cbk - setvolume callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_setvolume_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- client_conf_t *conf = NULL;
- gf_mop_setvolume_rsp_t *rsp = NULL;
- client_connection_t *conn = NULL;
- glusterfs_ctx_t *ctx = NULL;
- xlator_t *this = NULL;
- xlator_list_t *parent = NULL;
- transport_t *trans = NULL;
- dict_t *reply = NULL;
- char *remote_subvol = NULL;
- char *remote_error = NULL;
- char *process_uuid = NULL;
- int32_t ret = -1;
- int32_t op_ret = -1;
- int32_t op_errno = EINVAL;
- int32_t dict_len = 0;
- transport_t *peer_trans = NULL;
- uint64_t peer_trans_int = 0;
-
- trans = frame->local; frame->local = NULL;
- this = frame->this;
- conn = trans->xl_private;
- conf = this->private;
-
- rsp = gf_param (hdr);
-
- op_ret = ntoh32 (hdr->rsp.op_ret);
- op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
- if (op_ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "setvolume failed (%s)",
- strerror (op_errno));
- goto out;
- }
-
- reply = dict_new ();
- GF_VALIDATE_OR_GOTO (this->name, reply, out);
-
- dict_len = ntoh32 (rsp->dict_len);
- ret = dict_unserialize (rsp->buf, dict_len, &reply);
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "failed to unserialize buffer(%p) to dictionary",
- rsp->buf);
- goto out;
- }
-
- ret = dict_get_str (reply, "ERROR", &remote_error);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get ERROR string from reply dictionary");
- }
-
- ret = dict_get_str (reply, "process-uuid", &process_uuid);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get 'process-uuid' from reply dictionary");
- }
-
- if (op_ret < 0) {
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "SETVOLUME on remote-host failed: %s",
- remote_error ? remote_error : strerror (op_errno));
- errno = op_errno;
- if (op_errno == ESTALE) {
- parent = trans->xl->parents;
- while (parent) {
- xlator_notify (parent->xlator,
- GF_EVENT_VOLFILE_MODIFIED,
- trans->xl);
- parent = parent->next;
- }
- }
-
- } else {
- ret = dict_get_str (this->options, "remote-subvolume",
- &remote_subvol);
- if (!remote_subvol)
- goto out;
-
- ctx = this->ctx;
-
- if (process_uuid && !strcmp (ctx->process_uuid,process_uuid)) {
- ret = dict_get_uint64 (reply, "transport-ptr",
- &peer_trans_int);
-
- peer_trans = (void *) (long) (peer_trans_int);
-
- gf_log (this->name, GF_LOG_WARNING,
- "attaching to the local volume '%s'",
- remote_subvol);
-
- transport_setpeer (trans, peer_trans);
-
- }
-
- gf_log (trans->xl->name, GF_LOG_NORMAL,
- "Connected to %s, attached "
- "to remote volume '%s'.",
- trans->peerinfo.identifier, remote_subvol);
-
- pthread_mutex_lock (&(conn->lock));
- {
- conn->connected = 1;
- }
- pthread_mutex_unlock (&(conn->lock));
-
- protocol_client_post_handshake (frame, frame->this);
- }
-
- conf->connecting = 0;
-out:
-
- if (-1 == op_ret) {
- /* Let the connection/re-connection happen in
- * background, for now, don't hang here,
- * tell the parents that i am all ok..
- */
- parent = trans->xl->parents;
- while (parent) {
- xlator_notify (parent->xlator,
- GF_EVENT_CHILD_CONNECTING, trans->xl);
- parent = parent->next;
- }
- conf->connecting= 1;
- }
-
- STACK_DESTROY (frame->root);
-
- if (reply)
- dict_unref (reply);
-
- return op_ret;
-}
-
-/*
- * client_enosys_cbk -
- * @frame: call frame
- *
- * not for external reference
- */
-
-int
-client_enosys_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- STACK_DESTROY (frame->root);
- return 0;
-}
-
-
-void
-client_protocol_reconnect (void *trans_ptr)
-{
- transport_t *trans = NULL;
- client_connection_t *conn = NULL;
- struct timeval tv = {0, 0};
- int32_t ret = 0;
-
- trans = trans_ptr;
- conn = trans->xl_private;
- pthread_mutex_lock (&conn->lock);
- {
- if (conn->reconnect)
- gf_timer_call_cancel (trans->xl->ctx,
- conn->reconnect);
- conn->reconnect = 0;
-
- if (conn->connected == 0) {
- tv.tv_sec = 10;
-
- gf_log (trans->xl->name, GF_LOG_TRACE,
- "attempting reconnect");
- ret = transport_connect (trans);
-
- conn->reconnect =
- gf_timer_call_after (trans->xl->ctx, tv,
- client_protocol_reconnect,
- trans);
- } else {
- gf_log (trans->xl->name, GF_LOG_TRACE,
- "breaking reconnect chain");
- }
- }
- pthread_mutex_unlock (&conn->lock);
-
- if (ret == -1 && errno != EINPROGRESS) {
- default_notify (trans->xl, GF_EVENT_CHILD_DOWN, NULL);
- }
-}
-
-int
-protocol_client_mark_fd_bad (xlator_t *this)
-{
- client_conf_t *conf = NULL;
- client_fd_ctx_t *tmp = NULL;
- client_fd_ctx_t *fdctx = NULL;
-
- conf = this->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- list_for_each_entry_safe (fdctx, tmp, &conf->saved_fds,
- sfd_pos) {
- fdctx->remote_fd = -1;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
- return 0;
-}
-
-/*
- * client_protocol_cleanup - cleanup function
- * @trans: transport object
- *
- */
-
-int
-protocol_client_cleanup (transport_t *trans)
-{
- client_connection_t *conn = NULL;
- struct saved_frames *saved_frames = NULL;
-
- conn = trans->xl_private;
-
- gf_log (trans->xl->name, GF_LOG_TRACE,
- "cleaning up state in transport object %p", trans);
-
- pthread_mutex_lock (&conn->lock);
- {
- saved_frames = conn->saved_frames;
- conn->saved_frames = saved_frames_new ();
-
- /* bailout logic cleanup */
- if (conn->timer) {
- gf_timer_call_cancel (trans->xl->ctx, conn->timer);
- conn->timer = NULL;
- }
-
- if (conn->reconnect == NULL) {
- /* :O This part is empty.. any thing missing? */
- }
- }
- pthread_mutex_unlock (&conn->lock);
-
- saved_frames_destroy (trans->xl, saved_frames,
- gf_fops, gf_mops, gf_cbks);
-
- return 0;
-}
-
-
-/* cbk callbacks */
-int
-client_releasedir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr,
- size_t hdrlen, struct iobuf *iobuf)
-{
- STACK_DESTROY (frame->root);
- return 0;
-}
-
-
-int
-client_release_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- STACK_DESTROY (frame->root);
- return 0;
-}
-
-
-int
-client_forget_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_log ("", GF_LOG_CRITICAL, "fop not implemented");
- return 0;
-}
-
-
-int
-client_log_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_log ("", GF_LOG_CRITICAL, "fop not implemented");
- return 0;
-}
-
-
-static gf_op_t gf_fops[] = {
- [GF_PROTO_FOP_STAT] = client_stat_cbk,
- [GF_PROTO_FOP_READLINK] = client_readlink_cbk,
- [GF_PROTO_FOP_MKNOD] = client_mknod_cbk,
- [GF_PROTO_FOP_MKDIR] = client_mkdir_cbk,
- [GF_PROTO_FOP_UNLINK] = client_unlink_cbk,
- [GF_PROTO_FOP_RMDIR] = client_rmdir_cbk,
- [GF_PROTO_FOP_SYMLINK] = client_symlink_cbk,
- [GF_PROTO_FOP_RENAME] = client_rename_cbk,
- [GF_PROTO_FOP_LINK] = client_link_cbk,
- [GF_PROTO_FOP_TRUNCATE] = client_truncate_cbk,
- [GF_PROTO_FOP_OPEN] = client_open_cbk,
- [GF_PROTO_FOP_READ] = client_readv_cbk,
- [GF_PROTO_FOP_WRITE] = client_write_cbk,
- [GF_PROTO_FOP_STATFS] = client_statfs_cbk,
- [GF_PROTO_FOP_FLUSH] = client_flush_cbk,
- [GF_PROTO_FOP_FSYNC] = client_fsync_cbk,
- [GF_PROTO_FOP_SETXATTR] = client_setxattr_cbk,
- [GF_PROTO_FOP_GETXATTR] = client_getxattr_cbk,
- [GF_PROTO_FOP_REMOVEXATTR] = client_removexattr_cbk,
- [GF_PROTO_FOP_OPENDIR] = client_opendir_cbk,
- [GF_PROTO_FOP_FSYNCDIR] = client_fsyncdir_cbk,
- [GF_PROTO_FOP_ACCESS] = client_access_cbk,
- [GF_PROTO_FOP_CREATE] = client_create_cbk,
- [GF_PROTO_FOP_FTRUNCATE] = client_ftruncate_cbk,
- [GF_PROTO_FOP_FSTAT] = client_fstat_cbk,
- [GF_PROTO_FOP_LK] = client_lk_common_cbk,
- [GF_PROTO_FOP_LOOKUP] = client_lookup_cbk,
- [GF_PROTO_FOP_READDIR] = client_readdir_cbk,
- [GF_PROTO_FOP_READDIRP] = client_readdirp_cbk,
- [GF_PROTO_FOP_INODELK] = client_inodelk_cbk,
- [GF_PROTO_FOP_FINODELK] = client_finodelk_cbk,
- [GF_PROTO_FOP_ENTRYLK] = client_entrylk_cbk,
- [GF_PROTO_FOP_FENTRYLK] = client_fentrylk_cbk,
- [GF_PROTO_FOP_CHECKSUM] = client_checksum_cbk,
- [GF_PROTO_FOP_RCHECKSUM] = client_rchecksum_cbk,
- [GF_PROTO_FOP_XATTROP] = client_xattrop_cbk,
- [GF_PROTO_FOP_FXATTROP] = client_fxattrop_cbk,
- [GF_PROTO_FOP_SETATTR] = client_setattr_cbk,
- [GF_PROTO_FOP_FSETATTR] = client_fsetattr_cbk
-};
-
-static gf_op_t gf_mops[] = {
- [GF_MOP_SETVOLUME] = client_setvolume_cbk,
- [GF_MOP_GETVOLUME] = client_enosys_cbk,
- [GF_MOP_SETSPEC] = client_setspec_cbk,
- [GF_MOP_GETSPEC] = client_getspec_cbk,
- [GF_MOP_PING] = client_ping_cbk,
- [GF_MOP_LOG] = client_log_cbk
-};
-
-static gf_op_t gf_cbks[] = {
- [GF_CBK_FORGET] = client_forget_cbk,
- [GF_CBK_RELEASE] = client_release_cbk,
- [GF_CBK_RELEASEDIR] = client_releasedir_cbk
-};
-
-/*
- * client_protocol_interpret - protocol interpreter
- * @trans: transport object
- * @blk: data block
- *
- */
-int
-protocol_client_interpret (xlator_t *this, transport_t *trans,
- char *hdr_p, size_t hdrlen, struct iobuf *iobuf)
-{
- int ret = -1;
- call_frame_t *frame = NULL;
- gf_hdr_common_t *hdr = NULL;
- uint64_t callid = 0;
- int type = -1;
- int op = -1;
- client_connection_t *conn = NULL;
-
- conn = trans->xl_private;
-
- hdr = (gf_hdr_common_t *)hdr_p;
-
- type = ntoh32 (hdr->type);
- op = ntoh32 (hdr->op);
- callid = ntoh64 (hdr->callid);
-
- frame = lookup_frame (trans, op, type, callid);
- if (frame == NULL) {
- gf_log (this->name, GF_LOG_WARNING,
- "no frame for callid=%"PRId64" type=%d op=%d",
- callid, type, op);
- return 0;
- }
-
- switch (type) {
- case GF_OP_TYPE_FOP_REPLY:
- if ((op > GF_PROTO_FOP_MAXVALUE) ||
- (op < 0)) {
- gf_log (trans->xl->name, GF_LOG_WARNING,
- "invalid fop '%d'", op);
- } else {
- ret = gf_fops[op] (frame, hdr, hdrlen, iobuf);
- }
- break;
- case GF_OP_TYPE_MOP_REPLY:
- if ((op > GF_MOP_MAXVALUE) ||
- (op < 0)) {
- gf_log (trans->xl->name, GF_LOG_WARNING,
- "invalid fop '%d'", op);
- } else {
- ret = gf_mops[op] (frame, hdr, hdrlen, iobuf);
- }
- break;
- case GF_OP_TYPE_CBK_REPLY:
- if ((op > GF_CBK_MAXVALUE) ||
- (op < 0)) {
- gf_log (trans->xl->name, GF_LOG_WARNING,
- "invalid cbk '%d'", op);
- } else {
- ret = gf_cbks[op] (frame, hdr, hdrlen, iobuf);
- }
- break;
- default:
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "invalid packet type: %d", type);
- break;
- }
-
- return ret;
-}
-
-int32_t
-mem_acct_init (xlator_t *this)
-{
- int ret = -1;
-
- if (!this)
- return ret;
-
- ret = xlator_mem_acct_init (this, gf_client_mt_end + 1);
-
- if (ret != 0) {
- gf_log (this->name, GF_LOG_ERROR, "Memory accounting init"
- "failed");
- return ret;
- }
-
- return ret;
-}
-
-
-/*
- * init - initiliazation function. called during loading of client protocol
- * @this:
- *
- */
-
-int
-init (xlator_t *this)
-{
- transport_t *trans = NULL;
- client_conf_t *conf = NULL;
- client_connection_t *conn = NULL;
- int32_t frame_timeout = 0;
- int32_t ping_timeout = 0;
- data_t *remote_subvolume = NULL;
- int32_t ret = -1;
- int i = 0;
-
- if (this->children) {
- gf_log (this->name, GF_LOG_ERROR,
- "FATAL: client protocol translator cannot have any "
- "subvolumes");
- goto out;
- }
-
- if (!this->parents) {
- gf_log (this->name, GF_LOG_WARNING,
- "Volume is dangling. ");
- }
-
- remote_subvolume = dict_get (this->options, "remote-subvolume");
- if (remote_subvolume == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "Option 'remote-subvolume' is not specified.");
- goto out;
- }
-
- ret = dict_get_int32 (this->options, "frame-timeout",
- &frame_timeout);
- if (ret >= 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "setting frame-timeout to %d", frame_timeout);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "defaulting frame-timeout to 30mins");
- frame_timeout = 1800;
- }
-
- ret = dict_get_int32 (this->options, "ping-timeout",
- &ping_timeout);
- if (ret >= 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "setting ping-timeout to %d", ping_timeout);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "defaulting ping-timeout to 42");
- ping_timeout = GF_UNIVERSAL_ANSWER;
- }
-
- conf = GF_CALLOC (1, sizeof (client_conf_t),
- gf_client_mt_client_conf_t);
-
- protocol_common_init ();
-
- pthread_mutex_init (&conf->mutex, NULL);
- INIT_LIST_HEAD (&conf->saved_fds);
-
- this->private = conf;
-
- for (i = 0; i < CHANNEL_MAX; i++) {
- if (CHANNEL_LOWLAT == i) {
- dict_set (this->options, "transport.socket.lowlat",
- data_from_dynstr (gf_strdup ("true")));
- }
- trans = transport_load (this->options, this);
- if (trans == NULL) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Failed to load transport");
- ret = -1;
- goto out;
- }
-
- conn = GF_CALLOC (1, sizeof (*conn),
- gf_client_mt_client_connection_t);
-
- conn->saved_frames = saved_frames_new ();
-
- conn->callid = 1;
-
- conn->frame_timeout = frame_timeout;
- conn->ping_timeout = ping_timeout;
-
- pthread_mutex_init (&conn->lock, NULL);
-
- trans->xl_private = conn;
- conf->transport[i] = transport_ref (trans);
- }
-
-#ifndef GF_DARWIN_HOST_OS
- {
- struct rlimit lim;
-
- lim.rlim_cur = 1048576;
- lim.rlim_max = 1048576;
-
- ret = setrlimit (RLIMIT_NOFILE, &lim);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_WARNING,
- "WARNING: Failed to set 'ulimit -n 1M': %s",
- strerror(errno));
- lim.rlim_cur = 65536;
- lim.rlim_max = 65536;
-
- ret = setrlimit (RLIMIT_NOFILE, &lim);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_DEBUG,
- "Failed to set max open fd to 64k: %s",
- strerror(errno));
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "max open fd set to 64k");
- }
-
- }
- }
-#endif
- ret = 0;
-out:
- return ret;
-}
-
-/*
- * fini - finish function called during unloading of client protocol
- * @this:
- *
- */
-void
-fini (xlator_t *this)
-{
- /* TODO: Check if its enough.. how to call transport's fini () */
- client_conf_t *conf = NULL;
-
- conf = this->private;
- this->private = NULL;
-
- if (conf) {
- GF_FREE (conf);
- }
- return;
-}
-
-
-int
-protocol_client_handshake (xlator_t *this, transport_t *trans)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_mop_setvolume_req_t *req = NULL;
- dict_t *options = NULL;
- int32_t ret = -1;
- int hdrlen = 0;
- int dict_len = 0;
- call_frame_t *fr = NULL;
- char *process_uuid_xl;
-
- options = this->options;
- ret = dict_set_str (options, "protocol-version", GF_PROTOCOL_VERSION);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to set protocol version(%s) in handshake msg",
- GF_PROTOCOL_VERSION);
- }
-
- ret = gf_asprintf (&process_uuid_xl, "%s-%s", this->ctx->process_uuid,
- this->name);
- if (-1 == ret) {
- gf_log (this->name, GF_LOG_ERROR,
- "asprintf failed while setting process_uuid");
- goto fail;
- }
- ret = dict_set_dynstr (options, "process-uuid",
- process_uuid_xl);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to set process-uuid(%s) in handshake msg",
- process_uuid_xl);
- }
-
- if (this->ctx->cmd_args.volfile_server) {
- if (this->ctx->cmd_args.volfile_id)
- ret = dict_set_str (options, "volfile-key",
- this->ctx->cmd_args.volfile_id);
- ret = dict_set_uint32 (options, "volfile-checksum",
- this->graph->volfile_checksum);
- }
-
- dict_len = dict_serialized_length (options);
- if (dict_len < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to get serialized length of dict(%p)",
- options);
- ret = dict_len;
- goto fail;
- }
-
- hdrlen = gf_hdr_len (req, dict_len);
- hdr = gf_hdr_new (req, dict_len);
- GF_VALIDATE_OR_GOTO (this->name, hdr, fail);
-
- req = gf_param (hdr);
-
- ret = dict_serialize (options, req->buf);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to serialize dictionary(%p)",
- options);
- goto fail;
- }
-
- req->dict_len = hton32 (dict_len);
- fr = create_frame (this, this->ctx->pool);
- GF_VALIDATE_OR_GOTO (this->name, fr, fail);
-
- fr->local = trans;
- ret = protocol_client_xfer (fr, this, trans,
- GF_OP_TYPE_MOP_REQUEST, GF_MOP_SETVOLUME,
- hdr, hdrlen, NULL, 0, NULL);
- return ret;
-fail:
- if (hdr)
- GF_FREE (hdr);
- return ret;
-}
-
-
-int
-protocol_client_pollout (xlator_t *this, transport_t *trans)
-{
- client_conf_t *conf = NULL;
-
- conf = trans->xl->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- gettimeofday (&conf->last_sent, NULL);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- return 0;
-}
-
-
-int
-protocol_client_pollin (xlator_t *this, transport_t *trans)
-{
- client_conf_t *conf = NULL;
- int ret = -1;
- struct iobuf *iobuf = NULL;
- char *hdr = NULL;
- size_t hdrlen = 0;
-
- conf = trans->xl->private;
-
- pthread_mutex_lock (&conf->mutex);
- {
- gettimeofday (&conf->last_received, NULL);
- }
- pthread_mutex_unlock (&conf->mutex);
-
- ret = transport_receive (trans, &hdr, &hdrlen, &iobuf);
-
- if (ret == 0)
- {
- ret = protocol_client_interpret (this, trans, hdr, hdrlen,
- iobuf);
- }
-
- /* TODO: use mem-pool */
- GF_FREE (hdr);
-
- return ret;
-}
-
-int
-client_priv_dump (xlator_t *this)
-{
- client_conf_t *conf = NULL;
- int ret = -1;
- client_fd_ctx_t *tmp = NULL;
- int i = 0;
- char key[GF_DUMP_MAX_BUF_LEN];
- char key_prefix[GF_DUMP_MAX_BUF_LEN];
-
- if (!this)
- return -1;
-
- conf = this->private;
- if (!conf) {
- gf_log (this->name, GF_LOG_WARNING,
- "conf null in xlator");
- return -1;
- }
-
- ret = pthread_mutex_trylock(&conf->mutex);
- if (ret) {
- gf_log("", GF_LOG_WARNING, "Unable to lock client %s"
- " errno: %d", this->name, errno);
- return -1;
- }
-
- gf_proc_dump_build_key(key_prefix, "xlator.protocol.client",
- "%s.priv", this->name);
-
- gf_proc_dump_add_section(key_prefix);
-
- list_for_each_entry(tmp, &conf->saved_fds, sfd_pos) {
- gf_proc_dump_build_key(key, key_prefix,
- "fd.%d.remote_fd", ++i);
- gf_proc_dump_write(key, "%d", tmp->remote_fd);
- }
-
- gf_proc_dump_build_key(key, key_prefix, "connecting");
- gf_proc_dump_write(key, "%d", conf->connecting);
- gf_proc_dump_build_key(key, key_prefix, "last_sent");
- gf_proc_dump_write(key, "%s", ctime(&conf->last_sent.tv_sec));
- gf_proc_dump_build_key(key, key_prefix, "last_received");
- gf_proc_dump_write(key, "%s", ctime(&conf->last_received.tv_sec));
-
- pthread_mutex_unlock(&conf->mutex);
-
- return 0;
-
-}
-
-int32_t
-client_inodectx_dump (xlator_t *this, inode_t *inode)
-{
- ino_t par = 0;
- int ret = -1;
- char key[GF_DUMP_MAX_BUF_LEN];
-
- if (!inode)
- return -1;
-
- if (!this)
- return -1;
-
- ret = inode_ctx_get (inode, this, &par);
-
- if (ret != 0)
- return ret;
-
- gf_proc_dump_build_key(key, "xlator.protocol.client",
- "%s.inode.%ld.par",
- this->name,inode->ino);
- gf_proc_dump_write(key, "%ld", par);
-
- return 0;
-}
-
-/*
- * client_protocol_notify - notify function for client protocol
- * @this:
- * @trans: transport object
- * @event
- *
- */
-
-int
-notify (xlator_t *this, int32_t event, void *data, ...)
-{
- int i = 0;
- int ret = -1;
- int child_down = 1;
- int was_not_down = 0;
- transport_t *trans = NULL;
- client_connection_t *conn = NULL;
- client_conf_t *conf = NULL;
- xlator_list_t *parent = NULL;
-
- conf = this->private;
- trans = data;
-
- switch (event) {
- case GF_EVENT_POLLOUT:
- {
- ret = protocol_client_pollout (this, trans);
-
- break;
- }
- case GF_EVENT_POLLIN:
- {
- ret = protocol_client_pollin (this, trans);
-
- break;
- }
- /* no break for ret check to happen below */
- case GF_EVENT_POLLERR:
- {
- ret = -1;
- protocol_client_cleanup (trans);
-
- if (conf->connecting == 0) {
- /* Let the connection/re-connection happen in
- * background, for now, don't hang here,
- * tell the parents that i am all ok..
- */
- parent = trans->xl->parents;
- while (parent) {
- parent->xlator->notify (parent->xlator,
- GF_EVENT_CHILD_CONNECTING,
- trans->xl);
- parent = parent->next;
- }
- conf->connecting = 1;
- }
-
- was_not_down = 0;
- for (i = 0; i < CHANNEL_MAX; i++) {
- conn = conf->transport[i]->xl_private;
- if (conn->connected == 1)
- was_not_down = 1;
- }
-
- conn = trans->xl_private;
- if (conn->connected) {
- conn->connected = 0;
- if (conn->reconnect == 0)
- client_protocol_reconnect (trans);
- }
-
- child_down = 1;
- for (i = 0; i < CHANNEL_MAX; i++) {
- trans = conf->transport[i];
- conn = trans->xl_private;
- if (conn->connected == 1)
- child_down = 0;
- }
-
- if (child_down && was_not_down) {
- gf_log (this->name, GF_LOG_INFO, "disconnected");
-
- protocol_client_mark_fd_bad (this);
-
- parent = this->parents;
- while (parent) {
- xlator_notify (parent->xlator,
- GF_EVENT_CHILD_DOWN, this);
- parent = parent->next;
- }
- }
- }
- break;
-
- case GF_EVENT_PARENT_UP:
- {
- client_conf_t *conf = NULL;
- int i = 0;
- transport_t *trans = NULL;
-
- conf = this->private;
- for (i = 0; i < CHANNEL_MAX; i++) {
- trans = conf->transport[i];
- if (!trans) {
- gf_log (this->name, GF_LOG_DEBUG,
- "transport init failed");
- return -1;
- }
-
- conn = trans->xl_private;
-
- gf_log (this->name, GF_LOG_DEBUG,
- "got GF_EVENT_PARENT_UP, attempting connect "
- "on transport");
-
- client_protocol_reconnect (trans);
- }
- }
- break;
-
- case GF_EVENT_CHILD_UP:
- {
- char *handshake = NULL;
-
- ret = dict_get_str (this->options, "disable-handshake",
- &handshake);
- gf_log (this->name, GF_LOG_DEBUG,
- "got GF_EVENT_CHILD_UP");
- if ((ret < 0) ||
- (strcasecmp (handshake, "on"))) {
- ret = protocol_client_handshake (this, trans);
- } else {
- conn = trans->xl_private;
- conn->connected = 1;
- ret = default_notify (this, event, trans);
- }
-
- if (ret)
- transport_disconnect (trans);
-
- }
- break;
-
- default:
- gf_log (this->name, GF_LOG_DEBUG,
- "got %d, calling default_notify ()", event);
-
- default_notify (this, event, data);
- break;
- }
-
- return ret;
-}
-
-
-struct xlator_fops fops = {
- .stat = client_stat,
- .readlink = client_readlink,
- .mknod = client_mknod,
- .mkdir = client_mkdir,
- .unlink = client_unlink,
- .rmdir = client_rmdir,
- .symlink = client_symlink,
- .rename = client_rename,
- .link = client_link,
- .truncate = client_truncate,
- .open = client_open,
- .readv = client_readv,
- .writev = client_writev,
- .statfs = client_statfs,
- .flush = client_flush,
- .fsync = client_fsync,
- .setxattr = client_setxattr,
- .getxattr = client_getxattr,
- .fsetxattr = client_fsetxattr,
- .fgetxattr = client_fgetxattr,
- .removexattr = client_removexattr,
- .opendir = client_opendir,
- .readdir = client_readdir,
- .readdirp = client_readdirp,
- .fsyncdir = client_fsyncdir,
- .access = client_access,
- .ftruncate = client_ftruncate,
- .fstat = client_fstat,
- .create = client_create,
- .lk = client_lk,
- .inodelk = client_inodelk,
- .finodelk = client_finodelk,
- .entrylk = client_entrylk,
- .fentrylk = client_fentrylk,
- .lookup = client_lookup,
- .checksum = client_checksum,
- .rchecksum = client_rchecksum,
- .xattrop = client_xattrop,
- .fxattrop = client_fxattrop,
- .setattr = client_setattr,
- .fsetattr = client_fsetattr,
- .getspec = client_getspec,
-};
-
-struct xlator_cbks cbks = {
- .release = client_release,
- .releasedir = client_releasedir
-};
-
-
-struct xlator_dumpops dumpops = {
- .priv = client_priv_dump,
- .inodectx = client_inodectx_dump,
-};
-
-struct volume_options options[] = {
- { .key = {"username"},
- .type = GF_OPTION_TYPE_ANY
- },
- { .key = {"password"},
- .type = GF_OPTION_TYPE_ANY
- },
- { .key = {"transport-type"},
- .value = {"tcp", "socket", "ib-verbs", "unix", "ib-sdp",
- "tcp/client", "ib-verbs/client"},
- .type = GF_OPTION_TYPE_STR
- },
- { .key = {"remote-host"},
- .type = GF_OPTION_TYPE_INTERNET_ADDRESS
- },
- { .key = {"remote-subvolume"},
- .type = GF_OPTION_TYPE_ANY
- },
- { .key = {"frame-timeout"},
- .type = GF_OPTION_TYPE_TIME,
- .min = 0,
- .max = 86400,
- },
- { .key = {"ping-timeout"},
- .type = GF_OPTION_TYPE_TIME,
- .min = 1,
- .max = 1013,
- },
- { .key = {NULL} },
-};
diff --git a/xlators/protocol/client/src/client-protocol.h b/xlators/protocol/client/src/client-protocol.h
deleted file mode 100644
index ae65fb5fe72..00000000000
--- a/xlators/protocol/client/src/client-protocol.h
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef _CLIENT_PROTOCOL_H
-#define _CLIENT_PROTOCOL_H
-
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdio.h>
-#include <arpa/inet.h>
-#include "inode.h"
-#include "timer.h"
-#include "byte-order.h"
-#include "saved-frames.h"
-
-#define CLIENT_PORT_CEILING 1023
-
-#define GF_CLIENT_INODE_SELF 0
-#define GF_CLIENT_INODE_PARENT 1
-
-#define CLIENT_CONF(this) ((client_conf_t *)(this->private))
-
-#define RECEIVE_TIMEOUT(_cprivate,_current) \
- ((_cprivate->last_received.tv_sec + \
- _cprivate->frame_timeout) < \
- _current.tv_sec)
-
-#define SEND_TIMEOUT(_cprivate,_current) \
- ((_cprivate->last_sent.tv_sec + \
- _cprivate->frame_timeout) < \
- _current.tv_sec)
-
-enum {
- CHANNEL_BULK = 0,
- CHANNEL_LOWLAT = 1,
- CHANNEL_MAX
-};
-
-#define CLIENT_CHANNEL client_channel
-
-struct client_connection;
-typedef struct client_connection client_connection_t;
-
-#include "stack.h"
-#include "xlator.h"
-#include "transport.h"
-#include "protocol.h"
-
-typedef struct _client_fd_ctx {
- struct list_head sfd_pos; /* Stores the reference to this
- fd's position in the saved_fds list.
- */
- int64_t remote_fd;
- inode_t *inode;
- uint64_t ino;
- uint64_t gen;
- char is_dir;
- char released;
- int32_t flags;
- int32_t wbflags;
-} client_fd_ctx_t;
-
-struct _client_conf {
- transport_t *transport[CHANNEL_MAX];
- struct list_head saved_fds;
- struct timeval last_sent;
- struct timeval last_received;
- pthread_mutex_t mutex;
- int connecting;
-};
-typedef struct _client_conf client_conf_t;
-
-/* This will be stored in transport_t->xl_private */
-struct client_connection {
- pthread_mutex_t lock;
- uint64_t callid;
- struct saved_frames *saved_frames;
- int32_t frame_timeout;
- int32_t ping_started;
- int32_t ping_timeout;
- int32_t transport_activity;
- gf_timer_t *reconnect;
- char connected;
- uint64_t max_block_size;
- gf_timer_t *timer;
- gf_timer_t *ping_timer;
-};
-
-typedef struct {
- loc_t loc;
- loc_t loc2;
- fd_t *fd;
- gf_op_t op;
- client_fd_ctx_t *fdctx;
- uint32_t flags;
- uint32_t wbflags;
-} client_local_t;
-
-
-static inline void
-gf_string_to_stat(char *string, struct iatt *stbuf)
-{
- uint64_t dev = 0;
- uint64_t ino = 0;
- uint32_t mode = 0;
- uint32_t nlink = 0;
- uint32_t uid = 0;
- uint32_t gid = 0;
- uint64_t rdev = 0;
- uint64_t size = 0;
- uint32_t blksize = 0;
- uint64_t blocks = 0;
- uint32_t atime = 0;
- uint32_t atime_nsec = 0;
- uint32_t mtime = 0;
- uint32_t mtime_nsec = 0;
- uint32_t ctime = 0;
- uint32_t ctime_nsec = 0;
-
- sscanf (string, GF_STAT_PRINT_FMT_STR,
- &dev,
- &ino,
- &mode,
- &nlink,
- &uid,
- &gid,
- &rdev,
- &size,
- &blksize,
- &blocks,
- &atime,
- &atime_nsec,
- &mtime,
- &mtime_nsec,
- &ctime,
- &ctime_nsec);
-
- stbuf->ia_gen = dev;
- stbuf->ia_ino = ino;
- stbuf->ia_prot = ia_prot_from_st_mode (mode);
- stbuf->ia_type = ia_type_from_st_mode (mode);
- stbuf->ia_nlink = nlink;
- stbuf->ia_uid = uid;
- stbuf->ia_gid = gid;
- stbuf->ia_rdev = rdev;
- stbuf->ia_size = size;
- stbuf->ia_blksize = blksize;
- stbuf->ia_blocks = blocks;
-
- stbuf->ia_atime = atime;
- stbuf->ia_mtime = mtime;
- stbuf->ia_ctime = ctime;
-
- stbuf->ia_atime_nsec = atime_nsec;
- stbuf->ia_mtime_nsec = mtime_nsec;
- stbuf->ia_ctime_nsec = ctime_nsec;
-}
-
-#endif
diff --git a/xlators/protocol/client/src/saved-frames.c b/xlators/protocol/client/src/saved-frames.c
deleted file mode 100644
index 770de19ad72..00000000000
--- a/xlators/protocol/client/src/saved-frames.c
+++ /dev/null
@@ -1,194 +0,0 @@
-/*
- Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-
-#include "saved-frames.h"
-#include "common-utils.h"
-#include "protocol.h"
-#include "xlator.h"
-#include "client-mem-types.h"
-
-
-
-struct saved_frames *
-saved_frames_new (void)
-{
- struct saved_frames *saved_frames = NULL;
-
- saved_frames = GF_CALLOC (sizeof (*saved_frames), 1,
- gf_client_mt_saved_frames);
- if (!saved_frames) {
- return NULL;
- }
-
- INIT_LIST_HEAD (&saved_frames->fops.list);
- INIT_LIST_HEAD (&saved_frames->mops.list);
- INIT_LIST_HEAD (&saved_frames->cbks.list);
-
- return saved_frames;
-}
-
-
-struct saved_frame *
-get_head_frame_for_type (struct saved_frames *frames, int8_t type)
-{
- struct saved_frame *head_frame = NULL;
-
- switch (type) {
- case GF_OP_TYPE_FOP_REQUEST:
- case GF_OP_TYPE_FOP_REPLY:
- head_frame = &frames->fops;
- break;
- case GF_OP_TYPE_MOP_REQUEST:
- case GF_OP_TYPE_MOP_REPLY:
- head_frame = &frames->mops;
- break;
- case GF_OP_TYPE_CBK_REQUEST:
- case GF_OP_TYPE_CBK_REPLY:
- head_frame = &frames->cbks;
- break;
- }
-
- return head_frame;
-}
-
-
-int
-saved_frames_put (struct saved_frames *frames, call_frame_t *frame,
- int32_t op, int8_t type, int64_t callid)
-{
- struct saved_frame *saved_frame = NULL;
- struct saved_frame *head_frame = NULL;
-
- head_frame = get_head_frame_for_type (frames, type);
-
- saved_frame = GF_CALLOC (sizeof (*saved_frame), 1,
- gf_client_mt_saved_frame);
- if (!saved_frame) {
- return -ENOMEM;
- }
-
- INIT_LIST_HEAD (&saved_frame->list);
- saved_frame->frame = frame;
- saved_frame->op = op;
- saved_frame->type = type;
- saved_frame->callid = callid;
-
- gettimeofday (&saved_frame->saved_at, NULL);
-
- list_add_tail (&saved_frame->list, &head_frame->list);
- frames->count++;
-
- return 0;
-}
-
-
-call_frame_t *
-saved_frames_get (struct saved_frames *frames, int32_t op,
- int8_t type, int64_t callid)
-{
- struct saved_frame *saved_frame = NULL;
- struct saved_frame *tmp = NULL;
- struct saved_frame *head_frame = NULL;
- call_frame_t *frame = NULL;
-
- head_frame = get_head_frame_for_type (frames, type);
-
- list_for_each_entry (tmp, &head_frame->list, list) {
- if (tmp->callid == callid) {
- list_del_init (&tmp->list);
- frames->count--;
- saved_frame = tmp;
- break;
- }
- }
-
- if (saved_frame)
- frame = saved_frame->frame;
-
- GF_FREE (saved_frame);
-
- return frame;
-}
-
-struct saved_frame *
-saved_frames_get_timedout (struct saved_frames *frames, int8_t type,
- uint32_t timeout, struct timeval *current)
-{
- struct saved_frame *bailout_frame = NULL, *tmp = NULL;
- struct saved_frame *head_frame = NULL;
-
- head_frame = get_head_frame_for_type (frames, type);
-
- if (!list_empty(&head_frame->list)) {
- tmp = list_entry (head_frame->list.next, typeof (*tmp), list);
- if ((tmp->saved_at.tv_sec + timeout) < current->tv_sec) {
- bailout_frame = tmp;
- list_del_init (&bailout_frame->list);
- frames->count--;
- }
- }
-
- return bailout_frame;
-}
-
-void
-saved_frames_unwind (xlator_t *this, struct saved_frames *saved_frames,
- struct saved_frame *head,
- gf_op_t gf_ops[], char *gf_op_list[])
-{
- struct saved_frame *trav = NULL;
- struct saved_frame *tmp = NULL;
-
- gf_hdr_common_t hdr = {0, };
- call_frame_t *frame = NULL;
-
- hdr.rsp.op_ret = hton32 (-1);
- hdr.rsp.op_errno = hton32 (ENOTCONN);
-
- list_for_each_entry_safe (trav, tmp, &head->list, list) {
- gf_log (this->name, GF_LOG_ERROR,
- "forced unwinding frame type(%d) op(%s)",
- trav->type, gf_op_list[trav->op]);
-
- hdr.type = hton32 (trav->type);
- hdr.op = hton32 (trav->op);
-
- frame = trav->frame;
-
- saved_frames->count--;
-
- gf_ops[trav->op] (frame, &hdr, sizeof (hdr), NULL);
-
- list_del_init (&trav->list);
- GF_FREE (trav);
- }
-}
-
-
-void
-saved_frames_destroy (xlator_t *this, struct saved_frames *frames,
- gf_op_t gf_fops[], gf_op_t gf_mops[], gf_op_t gf_cbks[])
-{
- saved_frames_unwind (this, frames, &frames->fops, gf_fops, gf_fop_list);
- saved_frames_unwind (this, frames, &frames->mops, gf_mops, gf_mop_list);
- saved_frames_unwind (this, frames, &frames->cbks, gf_cbks, gf_cbk_list);
-
- GF_FREE (frames);
-}
diff --git a/xlators/protocol/client/src/saved-frames.h b/xlators/protocol/client/src/saved-frames.h
deleted file mode 100644
index 5c18abbcc9e..00000000000
--- a/xlators/protocol/client/src/saved-frames.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef _SAVED_FRAMES_H
-#define _SAVED_FRAMES_H
-
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdint.h>
-#include <sys/time.h>
-#include "stack.h"
-#include "list.h"
-#include "protocol.h"
-
-/* UGLY: have common typedef b/w saved-frames.c and protocol-client.c */
-typedef int32_t (*gf_op_t) (call_frame_t *frame,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf);
-
-
-struct saved_frame {
- union {
- struct list_head list;
- struct {
- struct saved_frame *frame_next;
- struct saved_frame *frame_prev;
- };
- };
-
- struct timeval saved_at;
- call_frame_t *frame;
- int32_t op;
- int8_t type;
- uint64_t callid;
-};
-
-
-struct saved_frames {
- int64_t count;
- struct saved_frame fops;
- struct saved_frame mops;
- struct saved_frame cbks;
-};
-
-
-struct saved_frames *saved_frames_new ();
-int saved_frames_put (struct saved_frames *frames, call_frame_t *frame,
- int32_t op, int8_t type, int64_t callid);
-call_frame_t *saved_frames_get (struct saved_frames *frames, int32_t op,
- int8_t type, int64_t callid);
-
-struct saved_frame *
-saved_frames_get_timedout (struct saved_frames *frames, int8_t type,
- uint32_t timeout, struct timeval *current);
-
-void saved_frames_destroy (xlator_t *this, struct saved_frames *frames,
- gf_op_t gf_fops[], gf_op_t gf_mops[],
- gf_op_t gf_cbks[]);
-
-#endif /* _SAVED_FRAMES_H */