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-rw-r--r--xlators/protocol/legacy/server/src/server-protocol.c6587
1 files changed, 0 insertions, 6587 deletions
diff --git a/xlators/protocol/legacy/server/src/server-protocol.c b/xlators/protocol/legacy/server/src/server-protocol.c
deleted file mode 100644
index 0686398d10a..00000000000
--- a/xlators/protocol/legacy/server/src/server-protocol.c
+++ /dev/null
@@ -1,6587 +0,0 @@
-/*
- Copyright (c) 2006-2011 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 <time.h>
-#include <sys/uio.h>
-#include <sys/resource.h>
-
-#include <libgen.h>
-
-#include "transport.h"
-#include "fnmatch.h"
-#include "xlator.h"
-#include "protocol.h"
-#include "server-protocol.h"
-#include "server-helpers.h"
-#include "call-stub.h"
-#include "defaults.h"
-#include "list.h"
-#include "dict.h"
-#include "compat.h"
-#include "compat-errno.h"
-#include "statedump.h"
-#include "md5.h"
-
-
-static void
-print_caller (char *str, int size, call_frame_t *frame)
-{
- int filled = 0;
- server_state_t *state = NULL;
- transport_t *trans = NULL;
-
- state = CALL_STATE (frame);
- trans = state->trans;
-
- filled += snprintf (str + filled, size - filled,
- " Callid=%"PRId64", Client=%s",
- frame->root->unique,
- trans->peerinfo.identifier);
-
- return;
-}
-
-
-static void
-server_print_resolve (char *str, int size, server_resolve_t *resolve)
-{
- int filled = 0;
-
- if (!resolve) {
- snprintf (str, size, "<nul>");
- return;
- }
-
- filled += snprintf (str + filled, size - filled,
- " Resolve={");
- if (resolve->fd_no != -1)
- filled += snprintf (str + filled, size - filled,
- "fd=%"PRId64",", (uint64_t) resolve->fd_no);
- if (resolve->ino)
- filled += snprintf (str + filled, size - filled,
- "ino=%"PRIu64",", (uint64_t) resolve->ino);
- if (resolve->par)
- filled += snprintf (str + filled, size - filled,
- "par=%"PRIu64",", (uint64_t) resolve->par);
- if (resolve->gen)
- filled += snprintf (str + filled, size - filled,
- "gen=%"PRIu64",", (uint64_t) resolve->gen);
- if (resolve->bname)
- filled += snprintf (str + filled, size - filled,
- "bname=%s,", resolve->bname);
- if (resolve->path)
- filled += snprintf (str + filled, size - filled,
- "path=%s", resolve->path);
-
- filled += snprintf (str + filled, size - filled, "}");
-}
-
-
-static void
-server_print_loc (char *str, int size, loc_t *loc)
-{
- int filled = 0;
-
- if (!loc) {
- snprintf (str, size, "<nul>");
- return;
- }
-
- filled += snprintf (str + filled, size - filled,
- " Loc={");
-
- if (loc->path)
- filled += snprintf (str + filled, size - filled,
- "path=%s,", loc->path);
- if (loc->inode)
- filled += snprintf (str + filled, size - filled,
- "inode=%p,", loc->inode);
- if (loc->parent)
- filled += snprintf (str + filled, size - filled,
- "parent=%p", loc->parent);
-
- filled += snprintf (str + filled, size - filled, "}");
-}
-
-
-static void
-server_print_params (char *str, int size, server_state_t *state)
-{
- int filled = 0;
-
- filled += snprintf (str + filled, size - filled,
- " Params={");
-
- if (state->fd)
- filled += snprintf (str + filled, size - filled,
- "fd=%p,", state->fd);
- if (state->valid)
- filled += snprintf (str + filled, size - filled,
- "valid=%d,", state->valid);
- if (state->flags)
- filled += snprintf (str + filled, size - filled,
- "flags=%d,", state->flags);
- if (state->wbflags)
- filled += snprintf (str + filled, size - filled,
- "wbflags=%d,", state->wbflags);
- if (state->size)
- filled += snprintf (str + filled, size - filled,
- "size=%zu,", state->size);
- if (state->offset)
- filled += snprintf (str + filled, size - filled,
- "offset=%"PRId64",", state->offset);
- if (state->cmd)
- filled += snprintf (str + filled, size - filled,
- "cmd=%d,", state->cmd);
- if (state->type)
- filled += snprintf (str + filled, size - filled,
- "type=%d,", state->type);
- if (state->name)
- filled += snprintf (str + filled, size - filled,
- "name=%s,", state->name);
- if (state->mask)
- filled += snprintf (str + filled, size - filled,
- "mask=%d,", state->mask);
- if (state->volume)
- filled += snprintf (str + filled, size - filled,
- "volume=%s,", state->volume);
-
- filled += snprintf (str + filled, size - filled,
- "bound_xl=%s}", state->bound_xl->name);
-}
-
-
-static int
-server_resolve_is_empty (server_resolve_t *resolve)
-{
- if (resolve->fd_no != -1)
- return 0;
-
- if (resolve->ino != 0)
- return 0;
-
- if (resolve->gen != 0)
- return 0;
-
- if (resolve->par != 0)
- return 0;
-
- if (resolve->path != 0)
- return 0;
-
- if (resolve->bname != 0)
- return 0;
-
- return 1;
-}
-
-void
-gf_server_print_request (call_frame_t *frame)
-{
- server_conf_t *conf = NULL;
- xlator_t *this = NULL;
- server_state_t *state = NULL;
- char resolve_vars[256];
- char resolve2_vars[256];
- char loc_vars[256];
- char loc2_vars[256];
- char other_vars[512];
- char caller[512];
- char *op = "UNKNOWN";
-
- this = frame->this;
- conf = this->private;
-
- state = CALL_STATE (frame);
-
- if (!conf->trace)
- return;
-
- memset (resolve_vars, '\0', 256);
- memset (resolve2_vars, '\0', 256);
- memset (loc_vars, '\0', 256);
- memset (loc2_vars, '\0', 256);
- memset (other_vars, '\0', 256);
-
- print_caller (caller, 256, frame);
-
- if (!server_resolve_is_empty (&state->resolve)) {
- server_print_resolve (resolve_vars, 256, &state->resolve);
- server_print_loc (loc_vars, 256, &state->loc);
- }
-
- if (!server_resolve_is_empty (&state->resolve2)) {
- server_print_resolve (resolve2_vars, 256, &state->resolve2);
- server_print_loc (loc2_vars, 256, &state->loc2);
- }
-
- server_print_params (other_vars, 512, state);
-
- switch (frame->root->type) {
- case GF_OP_TYPE_FOP_REQUEST:
- case GF_OP_TYPE_FOP_REPLY:
- op = gf_fop_list[frame->root->op];
- break;
- case GF_OP_TYPE_MOP_REQUEST:
- case GF_OP_TYPE_MOP_REPLY:
- op = gf_mop_list[frame->root->op];
- break;
- case GF_OP_TYPE_CBK_REQUEST:
- case GF_OP_TYPE_CBK_REPLY:
- op = gf_cbk_list[frame->root->op];
- break;
- }
-
- gf_log (this->name, GF_LOG_INFO,
- "%s%s%s%s%s%s%s",
- gf_fop_list[frame->root->op], caller,
- resolve_vars, loc_vars, resolve2_vars, loc2_vars, other_vars);
-}
-
-
-static void
-server_print_reply (call_frame_t *frame, int op_ret, int op_errno)
-{
- server_conf_t *conf = NULL;
- server_state_t *state = NULL;
- xlator_t *this = NULL;
- char caller[512];
- char fdstr[32];
- char *op = "UNKNOWN";
-
- this = frame->this;
- conf = this->private;
-
- if (!conf->trace)
- return;
-
- state = CALL_STATE (frame);
-
- print_caller (caller, 256, frame);
-
- switch (frame->root->type) {
- case GF_OP_TYPE_FOP_REQUEST:
- case GF_OP_TYPE_FOP_REPLY:
- op = gf_fop_list[frame->root->op];
- break;
- case GF_OP_TYPE_MOP_REQUEST:
- case GF_OP_TYPE_MOP_REPLY:
- op = gf_mop_list[frame->root->op];
- break;
- case GF_OP_TYPE_CBK_REQUEST:
- case GF_OP_TYPE_CBK_REPLY:
- op = gf_cbk_list[frame->root->op];
- break;
- }
-
- fdstr[0] = '\0';
- if (state->fd)
- snprintf (fdstr, 32, " fd=%p", state->fd);
-
- gf_log (this->name, GF_LOG_INFO,
- "%s%s => (%d, %d)%s",
- op, caller, op_ret, op_errno, fdstr);
-}
-
-
-
-static void
-protocol_server_reply (call_frame_t *frame, int type, int op,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iovec *vector, int count,
- struct iobref *iobref)
-{
- server_state_t *state = NULL;
- xlator_t *bound_xl = NULL;
- transport_t *trans = NULL;
- int ret = 0;
-
- xlator_t *this = NULL;
-
- bound_xl = BOUND_XL (frame);
- state = CALL_STATE (frame);
- trans = state->trans;
- this = frame->this;
-
- hdr->callid = hton64 (frame->root->unique);
- hdr->type = hton32 (type);
- hdr->op = hton32 (op);
-
- server_print_reply (frame, ntoh32 (hdr->rsp.op_ret),
- gf_error_to_errno (ntoh32 (hdr->rsp.op_errno)));
-
- ret = transport_submit (trans, (char *)hdr, hdrlen, vector,
- count, iobref);
- if (ret < 0) {
- gf_log ("protocol/server", GF_LOG_ERROR,
- "frame %"PRId64": failed to submit. op= %d, type= %d",
- frame->root->unique, op, type);
- }
-
- STACK_DESTROY (frame->root);
-
- if (state)
- free_old_server_state (state);
-
-}
-
-
-static int
-gf_add_locker (struct _lock_table *table, const char *volume,
- loc_t *loc, fd_t *fd, pid_t pid)
-{
- int32_t ret = -1;
- struct _locker *new = NULL;
- uint8_t dir = 0;
-
- new = GF_CALLOC (1, sizeof (struct _locker),
- gf_server_mt_locker);
- if (new == NULL) {
- gf_log ("server", GF_LOG_ERROR,
- "failed to allocate memory for \'struct _locker\'");
- goto out;
- }
- INIT_LIST_HEAD (&new->lockers);
-
- new->volume = gf_strdup (volume);
-
- if (fd == NULL) {
- loc_copy (&new->loc, loc);
- dir = IA_ISDIR (new->loc.inode->ia_type);
- } else {
- new->fd = fd_ref (fd);
- dir = IA_ISDIR (fd->inode->ia_type);
- }
-
- new->pid = pid;
-
- LOCK (&table->lock);
- {
- if (dir)
- list_add_tail (&new->lockers, &table->dir_lockers);
- else
- list_add_tail (&new->lockers, &table->file_lockers);
- }
- UNLOCK (&table->lock);
-out:
- return ret;
-}
-
-
-static int
-gf_del_locker (struct _lock_table *table, const char *volume,
- loc_t *loc, fd_t *fd, pid_t pid)
-{
- struct _locker *locker = NULL;
- struct _locker *tmp = NULL;
- int32_t ret = 0;
- uint8_t dir = 0;
- struct list_head *head = NULL;
- struct list_head del;
-
- INIT_LIST_HEAD (&del);
-
- if (fd) {
- dir = IA_ISDIR (fd->inode->ia_type);
- } else {
- dir = IA_ISDIR (loc->inode->ia_type);
- }
-
- LOCK (&table->lock);
- {
- if (dir) {
- head = &table->dir_lockers;
- } else {
- head = &table->file_lockers;
- }
-
- list_for_each_entry_safe (locker, tmp, head, lockers) {
- if (locker->fd && fd &&
- (locker->fd == fd) && (locker->pid == pid)
- && !strcmp (locker->volume, volume)) {
- list_move_tail (&locker->lockers, &del);
- } else if (locker->loc.inode &&
- loc &&
- (locker->loc.inode == loc->inode) &&
- (locker->pid == pid)
- && !strcmp (locker->volume, volume)) {
- list_move_tail (&locker->lockers, &del);
- }
- }
- }
- UNLOCK (&table->lock);
-
- tmp = NULL;
- locker = NULL;
-
- list_for_each_entry_safe (locker, tmp, &del, lockers) {
- list_del_init (&locker->lockers);
- if (locker->fd)
- fd_unref (locker->fd);
- else
- loc_wipe (&locker->loc);
-
- GF_FREE (locker->volume);
- GF_FREE (locker);
- }
-
- return ret;
-}
-
-
-/*
- * server_lk_cbk - lk callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @lock:
- *
- * not for external reference
- */
-static int
-server_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct gf_flock *lock)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_lk_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_flock_from_flock (&rsp->flock, lock);
- } else if (op_errno != ENOSYS) {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": LK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_LK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_inodelk_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- conn = SERVER_CONNECTION(frame);
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- if (state->flock.l_type == F_UNLCK)
- gf_del_locker (conn->ltable, state->volume,
- &state->loc, NULL, frame->root->pid);
- else
- gf_add_locker (conn->ltable, state->volume,
- &state->loc, NULL, frame->root->pid);
- } else if (op_errno != ENOSYS) {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": INODELK %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_INODELK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_finodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_finodelk_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- conn = SERVER_CONNECTION(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- state = CALL_STATE(frame);
-
- if (op_ret >= 0) {
- if (state->flock.l_type == F_UNLCK)
- gf_del_locker (conn->ltable, state->volume,
- NULL, state->fd,
- frame->root->pid);
- else
- gf_add_locker (conn->ltable, state->volume,
- NULL, state->fd,
- frame->root->pid);
- } else if (op_errno != ENOSYS) {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": FINODELK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FINODELK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_entrylk_cbk -
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @lock:
- *
- * not for external reference
- */
-static int
-server_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_entrylk_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- conn = SERVER_CONNECTION(frame);
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- if (state->cmd == ENTRYLK_UNLOCK)
- gf_del_locker (conn->ltable, state->volume,
- &state->loc, NULL, frame->root->pid);
- else
- gf_add_locker (conn->ltable, state->volume,
- &state->loc, NULL, frame->root->pid);
- } else if (op_errno != ENOSYS) {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": INODELK %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_ENTRYLK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_fentrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fentrylk_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- conn = SERVER_CONNECTION(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- state = CALL_STATE(frame);
- if (op_ret >= 0) {
- if (state->cmd == ENTRYLK_UNLOCK)
- gf_del_locker (conn->ltable, state->volume,
- NULL, state->fd, frame->root->pid);
- else
- gf_add_locker (conn->ltable, state->volume,
- NULL, state->fd, frame->root->pid);
- } else if (op_errno != ENOSYS) {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": FENTRYLK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FENTRYLK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_access_cbk - access callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_access_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_access_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_ACCESS,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_rmdir_cbk - rmdir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_rmdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rmdir_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- int32_t gf_errno = 0;
- size_t hdrlen = 0;
- inode_t *parent = NULL;
-
- state = CALL_STATE(frame);
-
- if (op_ret == 0) {
- inode_unlink (state->loc.inode, state->loc.parent,
- state->loc.name);
- parent = inode_parent (state->loc.inode, 0, NULL);
- if (parent)
- inode_unref (parent);
- else
- inode_forget (state->loc.inode, 0);
- } else {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": RMDIR %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_RMDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_mkdir_cbk - mkdir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_mkdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, inode_t *inode,
- struct iatt *stbuf, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_mkdir_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- inode_t *link_inode = NULL;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
-
- link_inode = inode_link (inode, state->loc.parent,
- state->loc.name, stbuf);
- inode_lookup (link_inode);
- inode_unref (link_inode);
- } else {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": MKDIR %s ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_MKDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_mknod_cbk - mknod callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_mknod_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- inode_t *inode, struct iatt *stbuf, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_mknod_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- int32_t gf_errno = 0;
- size_t hdrlen = 0;
- inode_t *link_inode = NULL;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
-
- link_inode = inode_link (inode, state->loc.parent,
- state->loc.name, stbuf);
- inode_lookup (link_inode);
- inode_unref (link_inode);
- } else {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": MKNOD %s ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_MKNOD,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_fsyncdir_cbk - fsyncdir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsyncdir_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- if (op_ret < 0) {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": FSYNCDIR %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FSYNCDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-
-/*
- * server_readdir_cbk - getdents callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, gf_dirent_t *entries)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readdir_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- size_t buf_size = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- if (op_ret > 0)
- buf_size = gf_dirent_serialize (entries, NULL, 0);
-
- hdrlen = gf_hdr_len (rsp, buf_size);
- hdr = gf_hdr_new (rsp, buf_size);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret > 0) {
- rsp->size = hton32 (buf_size);
- gf_dirent_serialize (entries, rsp->buf, buf_size);
- } else {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": READDIR %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_READDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_releasedir_cbk - releasedir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_releasedir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_cbk_releasedir_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_CBK_REPLY, GF_CBK_RELEASEDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_opendir_cbk - opendir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- * @fd: file descriptor structure of opened directory
- *
- * not for external reference
- */
-static int
-server_opendir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, fd_t *fd)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_opendir_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- uint64_t fd_no = 0;
-
- conn = SERVER_CONNECTION (frame);
-
- state = CALL_STATE (frame);
-
- if (op_ret >= 0) {
- fd_bind (fd);
-
- fd_no = gf_fd_unused_get (conn->fdtable, fd);
- fd_ref (fd); // on behalf of the client
- } else {
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": OPENDIR %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
- rsp->fd = hton64 (fd_no);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_OPENDIR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_statfs_cbk - statfs callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- * @buf:
- *
- * not for external reference
- */
-static int
-server_statfs_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct statvfs *buf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_statfs_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- gf_statfs_from_statfs (&rsp->statfs, buf);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_STATFS,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_removexattr_cbk - removexattr callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_removexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_removexattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_REMOVEXATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_getxattr_cbk - getxattr callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- * @value:
- *
- * not for external reference
- */
-static int
-server_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_getxattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t len = 0;
- int32_t gf_errno = 0;
- int32_t ret = -1;
-
- state = CALL_STATE (frame);
-
- if (op_ret >= 0) {
- len = dict_serialized_length (dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to get serialized length of "
- "reply dict",
- state->loc.path, state->resolve.ino);
- op_ret = -1;
- op_errno = EINVAL;
- len = 0;
- }
- }
-
- hdrlen = gf_hdr_len (rsp, len + 1);
- hdr = gf_hdr_new (rsp, len + 1);
- rsp = gf_param (hdr);
-
- if (op_ret >= 0) {
- ret = dict_serialize (dict, rsp->dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to serialize reply dict",
- state->loc.path, state->resolve.ino);
- op_ret = -1;
- op_errno = -ret;
- }
- }
- rsp->dict_len = hton32 (len);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_GETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_fgetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fgetxattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t len = 0;
- int32_t gf_errno = 0;
- int32_t ret = -1;
-
- state = CALL_STATE (frame);
-
- if (op_ret >= 0) {
- len = dict_serialized_length (dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to get serialized length of "
- "reply dict",
- state->loc.path, state->resolve.ino);
- op_ret = -1;
- op_errno = EINVAL;
- len = 0;
- }
- }
-
- hdrlen = gf_hdr_len (rsp, len + 1);
- hdr = gf_hdr_new (rsp, len + 1);
- rsp = gf_param (hdr);
-
- if (op_ret >= 0) {
- ret = dict_serialize (dict, rsp->dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to serialize reply dict",
- state->loc.path, state->resolve.ino);
- op_ret = -1;
- op_errno = -ret;
- }
- }
- rsp->dict_len = hton32 (len);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FGETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_setxattr_cbk - setxattr callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_setxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_setxattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_SETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_fsetxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsetxattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FSETXATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_rename_cbk - rename callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_rename_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *stbuf,
- struct iatt *preoldparent, struct iatt *postoldparent,
- struct iatt *prenewparent, struct iatt *postnewparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rename_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- stbuf->ia_ino = state->loc.inode->ino;
- stbuf->ia_type = state->loc.inode->ia_type;
-
- gf_log (state->bound_xl->name, GF_LOG_TRACE,
- "%"PRId64": RENAME_CBK (%"PRId64") %"PRId64"/%s "
- "==> %"PRId64"/%s",
- frame->root->unique, state->loc.inode->ino,
- state->loc.parent->ino, state->loc.name,
- state->loc2.parent->ino, state->loc2.name);
-
- inode_rename (state->itable,
- state->loc.parent, state->loc.name,
- state->loc2.parent, state->loc2.name,
- state->loc.inode, stbuf);
- gf_stat_from_iatt (&rsp->stat, stbuf);
-
- gf_stat_from_iatt (&rsp->preoldparent, preoldparent);
- gf_stat_from_iatt (&rsp->postoldparent, postoldparent);
-
- gf_stat_from_iatt (&rsp->prenewparent, prenewparent);
- gf_stat_from_iatt (&rsp->postnewparent, postnewparent);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_RENAME,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_unlink_cbk - unlink callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_unlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_unlink_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- inode_t *parent = NULL;
-
- state = CALL_STATE(frame);
-
- if (op_ret == 0) {
- gf_log (state->bound_xl->name, GF_LOG_TRACE,
- "%"PRId64": UNLINK_CBK %"PRId64"/%s (%"PRId64")",
- frame->root->unique, state->loc.parent->ino,
- state->loc.name, state->loc.inode->ino);
-
- inode_unlink (state->loc.inode, state->loc.parent,
- state->loc.name);
-
- parent = inode_parent (state->loc.inode, 0, NULL);
- if (parent)
- inode_unref (parent);
- else
- inode_forget (state->loc.inode, 0);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": UNLINK %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_UNLINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_symlink_cbk - symlink callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-static int
-server_symlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, inode_t *inode,
- struct iatt *stbuf, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_symlink_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- inode_t *link_inode = NULL;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
-
- link_inode = inode_link (inode, state->loc.parent,
- state->loc.name, stbuf);
- inode_lookup (link_inode);
- inode_unref (link_inode);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": SYMLINK %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_SYMLINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_link_cbk - link callback for server protocol
- * @frame: call frame
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_link_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, inode_t *inode,
- struct iatt *stbuf, struct iatt *preparent,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_link_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- int32_t gf_errno = 0;
- size_t hdrlen = 0;
- inode_t *link_inode = NULL;
-
- state = CALL_STATE(frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- stbuf->ia_ino = state->loc.inode->ino;
-
- gf_stat_from_iatt (&rsp->stat, stbuf);
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
-
- gf_log (state->bound_xl->name, GF_LOG_TRACE,
- "%"PRId64": LINK (%"PRId64") %"PRId64"/%s ==> %"PRId64"/%s",
- frame->root->unique, inode->ino,
- state->loc2.parent->ino,
- state->loc2.name, state->loc.parent->ino,
- state->loc.name);
-
- link_inode = inode_link (inode, state->loc2.parent,
- state->loc2.name, stbuf);
- inode_unref (link_inode);
- } else {
- gf_log (state->bound_xl->name, GF_LOG_DEBUG,
- "%"PRId64": LINK (%"PRId64") %"PRId64"/%s ==> %"PRId64"/%s "
- " ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve2.ino,
- state->resolve2.par,
- state->resolve2.bname, state->resolve.par,
- state->resolve.bname,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_LINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_truncate_cbk - truncate callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_truncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
- struct iatt *postbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_truncate_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->prestat, prebuf);
- gf_stat_from_iatt (&rsp->poststat, postbuf);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": TRUNCATE %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_TRUNCATE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_fstat_cbk - fstat callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_fstat_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *stbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fstat_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- } else {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FSTAT %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FSTAT,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_ftruncate_cbk - ftruncate callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_ftruncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
- struct iatt *postbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_ftruncate_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->prestat, prebuf);
- gf_stat_from_iatt (&rsp->poststat, postbuf);
- } else {
- state = CALL_STATE (frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FTRUNCATE %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FTRUNCATE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_flush_cbk - flush callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_flush_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- if (op_ret < 0) {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FLUSH %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FLUSH,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_fsync_cbk - fsync callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
- struct iatt *postbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsync_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- if (op_ret < 0) {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FSYNC %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&(rsp->prestat), prebuf);
- gf_stat_from_iatt (&(rsp->poststat), postbuf);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FSYNC,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_release_cbk - rleease callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_release_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_cbk_release_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_CBK_REPLY, GF_CBK_RELEASE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_writev_cbk - writev callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-
-static int
-server_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
- struct iatt *postbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_write_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->prestat, prebuf);
- gf_stat_from_iatt (&rsp->poststat, postbuf);
- } else {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": WRITEV %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_WRITE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_readv_cbk - readv callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @vector:
- * @count:
- *
- * not for external reference
- */
-static int
-server_readv_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- struct iovec *vector, int32_t count,
- struct iatt *stbuf, struct iobref *iobref)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_read_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- } else {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": READV %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_READ,
- hdr, hdrlen, vector, count, iobref);
-
- return 0;
-}
-
-
-/*
- * server_open_cbk - open callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @fd:
- *
- * not for external reference
- */
-static int
-server_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, fd_t *fd)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_open_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- uint64_t fd_no = 0;
-
- conn = SERVER_CONNECTION (frame);
-
- state = CALL_STATE (frame);
-
- if (op_ret >= 0) {
- fd_bind (fd);
-
- fd_no = gf_fd_unused_get (conn->fdtable, fd);
- fd_ref (fd);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": OPEN %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
- rsp->fd = hton64 (fd_no);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_OPEN,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_create_cbk - create callback for server
- * @frame: call frame
- * @cookie:
- * @this: translator structure
- * @op_ret:
- * @op_errno:
- * @fd: file descriptor
- * @inode: inode structure
- * @stbuf: struct iatt of created file
- *
- * not for external reference
- */
-static int
-server_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- fd_t *fd, inode_t *inode, struct iatt *stbuf,
- struct iatt *preparent, struct iatt *postparent)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- gf_fop_create_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- uint64_t fd_no = 0;
- inode_t *link_inode = NULL;
-
- conn = SERVER_CONNECTION (frame);
-
- state = CALL_STATE (frame);
-
- if (op_ret >= 0) {
- gf_log (state->bound_xl->name, GF_LOG_TRACE,
- "%"PRId64": CREATE %"PRId64"/%s (%"PRId64")",
- frame->root->unique, state->loc.parent->ino,
- state->loc.name, stbuf->ia_ino);
-
- link_inode = inode_link (inode, state->loc.parent,
- state->loc.name, stbuf);
-
- if (link_inode != inode) {
-
- /*
- VERY racy code (if used anywhere else)
- -- don't do this without understanding
- */
-
- inode_unref (fd->inode);
- fd->inode = inode_ref (link_inode);
- }
-
- inode_lookup (link_inode);
- inode_unref (link_inode);
-
- fd_bind (fd);
-
- fd_no = gf_fd_unused_get (conn->fdtable, fd);
- fd_ref (fd);
-
- if ((fd_no < 0) || (fd == 0)) {
- op_ret = fd_no;
- op_errno = errno;
- }
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": CREATE %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
- rsp->fd = hton64 (fd_no);
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- gf_stat_from_iatt (&rsp->preparent, preparent);
- gf_stat_from_iatt (&rsp->postparent, postparent);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_CREATE,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_readlink_cbk - readlink callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @buf:
- *
- * not for external reference
- */
-static int
-server_readlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, const char *buf,
- struct iatt *sbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readlink_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- size_t linklen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE(frame);
-
- if (op_ret >= 0) {
- linklen = strlen (buf) + 1;
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": READLINK %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- hdrlen = gf_hdr_len (rsp, linklen);
- hdr = gf_hdr_new (rsp, linklen);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret >= 0) {
- gf_stat_from_iatt (&(rsp->buf), sbuf);
- strcpy (rsp->path, buf);
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_READLINK,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_stat_cbk - stat callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_stat_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, struct iatt *stbuf)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_stat_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->stat, stbuf);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": STAT %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_STAT,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_setattr_cbk - setattr callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-
-static int
-server_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- struct iatt *statpre, struct iatt *statpost)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_setattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->statpre, statpre);
- gf_stat_from_iatt (&rsp->statpost, statpost);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": SETATTR %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_SETATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/*
- * server_setattr_cbk - setattr callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_fsetattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- struct iatt *statpre, struct iatt *statpost)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_fsetattr_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- state = CALL_STATE (frame);
-
- hdrlen = gf_hdr_len (rsp, 0);
- hdr = gf_hdr_new (rsp, 0);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno_to_error (op_errno));
-
- if (op_ret == 0) {
- gf_stat_from_iatt (&rsp->statpre, statpre);
- gf_stat_from_iatt (&rsp->statpost, statpost);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FSETATTR %"PRId64" (%"PRId64") ==> "
- "%"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FSETATTR,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * server_lookup_cbk - lookup callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- * @inode:
- * @stbuf:
- *
- * not for external reference
- */
-static int
-server_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- inode_t *inode, struct iatt *stbuf, dict_t *dict,
- struct iatt *postparent)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_lookup_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- inode_t *root_inode = NULL;
- int32_t dict_len = 0;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
- int32_t ret = -1;
- inode_t *link_inode = NULL;
- loc_t fresh_loc = {0,};
-
- state = CALL_STATE(frame);
-
- if (state->is_revalidate == 1 && op_ret == -1) {
- state->is_revalidate = 2;
- loc_copy (&fresh_loc, &state->loc);
- inode_unref (fresh_loc.inode);
- fresh_loc.inode = inode_new (state->itable);
-
- STACK_WIND (frame, server_lookup_cbk,
- BOUND_XL (frame), BOUND_XL (frame)->fops->lookup,
- &fresh_loc, state->dict);
-
- loc_wipe (&fresh_loc);
- return 0;
- }
-
- if (dict) {
- dict_len = dict_serialized_length (dict);
- if (dict_len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to get serialized "
- "length of reply dict",
- state->loc.path, state->loc.inode->ino);
- op_ret = -1;
- op_errno = EINVAL;
- dict_len = 0;
- }
- }
-
- hdrlen = gf_hdr_len (rsp, dict_len);
- hdr = gf_hdr_new (rsp, dict_len);
- rsp = gf_param (hdr);
-
- if ((op_ret >= 0) && dict) {
- ret = dict_serialize (dict, rsp->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to serialize reply dict",
- state->loc.path, state->loc.inode->ino);
- op_ret = -1;
- op_errno = -ret;
- dict_len = 0;
- }
- }
- rsp->dict_len = hton32 (dict_len);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (postparent)
- gf_stat_from_iatt (&rsp->postparent, postparent);
-
- if (op_ret == 0) {
- root_inode = BOUND_XL(frame)->itable->root;
- if (inode == root_inode) {
- /* we just looked up root ("/") */
- stbuf->ia_ino = 1;
- if (inode->ia_type == 0)
- inode->ia_type = stbuf->ia_type;
- }
-
- gf_stat_from_iatt (&rsp->stat, stbuf);
-
- if (inode->ino != 1) {
- link_inode = inode_link (inode, state->loc.parent,
- state->loc.name, stbuf);
- inode_lookup (link_inode);
- inode_unref (link_inode);
- }
- } else {
- if (state->is_revalidate && op_errno == ENOENT) {
- if (state->loc.inode->ino != 1) {
- inode_unlink (state->loc.inode,
- state->loc.parent,
- state->loc.name);
- }
- }
-
- gf_log (this->name,
- (op_errno == ENOENT ? GF_LOG_TRACE : GF_LOG_DEBUG),
- "%"PRId64": LOOKUP %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_LOOKUP,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_xattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_xattrop_rsp_t *rsp = NULL;
- server_state_t *state = NULL;
- size_t hdrlen = 0;
- int32_t len = 0;
- int32_t gf_errno = 0;
- int32_t ret = -1;
-
- state = CALL_STATE (frame);
-
- if (op_ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": XATTROP %s (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->loc.path,
- state->loc.inode ? state->loc.inode->ino : 0,
- op_ret, strerror (op_errno));
- }
-
- if ((op_ret >= 0) && dict) {
- len = dict_serialized_length (dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to get serialized length"
- " for reply dict",
- state->loc.path, state->loc.inode->ino);
- op_ret = -1;
- op_errno = EINVAL;
- len = 0;
- }
- }
-
- hdrlen = gf_hdr_len (rsp, len + 1);
- hdr = gf_hdr_new (rsp, len + 1);
- rsp = gf_param (hdr);
-
- if ((op_ret >= 0) && dict) {
- ret = dict_serialize (dict, rsp->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "%s (%"PRId64"): failed to serialize reply dict",
- state->loc.path, state->loc.inode->ino);
- op_ret = -1;
- op_errno = -ret;
- len = 0;
- }
- }
- rsp->dict_len = hton32 (len);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_XATTROP,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_fxattrop_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, dict_t *dict)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_xattrop_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t len = 0;
- int32_t gf_errno = 0;
- int32_t ret = -1;
- server_state_t *state = NULL;
-
- state = CALL_STATE(frame);
-
- if (op_ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "%"PRId64": FXATTROP %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- if ((op_ret >= 0) && dict) {
- len = dict_serialized_length (dict);
- if (len < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "fd - %"PRId64" (%"PRId64"): failed to get "
- "serialized length for reply dict",
- state->resolve.fd_no, state->fd->inode->ino);
- op_ret = -1;
- op_errno = EINVAL;
- len = 0;
- }
- }
-
- hdrlen = gf_hdr_len (rsp, len + 1);
- hdr = gf_hdr_new (rsp, len + 1);
- rsp = gf_param (hdr);
-
- if ((op_ret >= 0) && dict) {
- ret = dict_serialize (dict, rsp->dict);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_ERROR,
- "fd - %"PRId64" (%"PRId64"): failed to "
- "serialize reply dict",
- state->resolve.fd_no, state->fd->inode->ino);
- op_ret = -1;
- op_errno = -ret;
- len = 0;
- }
- }
- rsp->dict_len = hton32 (len);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_FXATTROP,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_lookup_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- if (!state->loc.inode)
- state->loc.inode = inode_new (state->itable);
- else
- state->is_revalidate = 1;
-
- STACK_WIND (frame, server_lookup_cbk,
- bound_xl, bound_xl->fops->lookup,
- &state->loc, state->dict);
-
- return 0;
-err:
- server_lookup_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL, NULL, NULL);
-
- return 0;
-}
-
-
-static int
-server_lookup (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_lookup_req_t *req = NULL;
- server_state_t *state = NULL;
- int32_t ret = -1;
- size_t pathlen = 0;
- size_t baselen = 0;
- size_t dictlen = 0;
- dict_t *xattr_req = NULL;
- char *req_dictbuf = NULL;
-
- req = gf_param (hdr);
-
- state = CALL_STATE (frame);
-
- pathlen = STRLEN_0 (req->path);
- dictlen = ntoh32 (req->dictlen);
-
- /* NOTE: lookup() uses req->ino only to identify if a lookup()
- * is requested for 'root' or not
- */
- state->resolve.ino = ntoh64 (req->ino);
- if (state->resolve.ino != 1)
- state->resolve.ino = 0;
-
- state->resolve.type = RESOLVE_DONTCARE;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- if (IS_NOT_ROOT (pathlen)) {
- state->resolve.bname = gf_strdup (req->bname + pathlen);
- baselen = STRLEN_0 (state->resolve.bname);
- }
-
- if (dictlen) {
- /* Unserialize the dictionary */
- req_dictbuf = memdup (req->dict + pathlen + baselen, dictlen);
-
- xattr_req = dict_new ();
-
- ret = dict_unserialize (req_dictbuf, dictlen, &xattr_req);
- if (ret < 0) {
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "%"PRId64": %s (%"PRId64"): failed to "
- "unserialize req-buffer to dictionary",
- frame->root->unique, state->resolve.path,
- state->resolve.ino);
- GF_FREE (req_dictbuf);
- goto err;
- }
-
- xattr_req->extra_free = req_dictbuf;
- state->dict = xattr_req;
- }
-
- gf_resolve_and_resume (frame, server_lookup_resume);
-
- return 0;
-err:
- if (xattr_req)
- dict_unref (xattr_req);
-
- server_lookup_cbk (frame, NULL, frame->this, -1, EINVAL, NULL, NULL,
- NULL, NULL);
- return 0;
-}
-
-
-/*
- * server_forget - forget function for server protocol
- *
- * not for external reference
- */
-static int
-server_forget (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_log ("forget", GF_LOG_CRITICAL, "function not implemented");
- return 0;
-}
-
-
-static int
-server_stat_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_stat_cbk,
- bound_xl, bound_xl->fops->stat, &state->loc);
- return 0;
-err:
- server_stat_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_stat (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_stat_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- {
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- }
-
- gf_resolve_and_resume (frame, server_stat_resume);
-
- return 0;
-}
-
-
-static int
-server_setattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_setattr_cbk,
- bound_xl, bound_xl->fops->setattr,
- &state->loc, &state->stbuf, state->valid);
- return 0;
-err:
- server_setattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
-
- return 0;
-}
-
-
-static int
-server_setattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_setattr_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- gf_stat_to_iatt (&req->stbuf, &state->stbuf);
- state->valid = ntoh32 (req->valid);
-
- gf_resolve_and_resume (frame, server_setattr_resume);
-
- return 0;
-}
-
-
-static int
-server_fsetattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fsetattr_cbk,
- bound_xl, bound_xl->fops->fsetattr,
- state->fd, &state->stbuf, state->valid);
- return 0;
-err:
- server_fsetattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
-
- return 0;
-}
-
-
-static int
-server_fsetattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fsetattr_req_t *req = NULL;
- server_state_t *state = NULL;
-
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
-
- gf_stat_to_iatt (&req->stbuf, &state->stbuf);
- state->valid = ntoh32 (req->valid);
-
- gf_resolve_and_resume (frame, server_fsetattr_resume);
-
- return 0;
-}
-
-
-static int
-server_readlink_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_readlink_cbk,
- bound_xl, bound_xl->fops->readlink,
- &state->loc, state->size);
- return 0;
-err:
- server_readlink_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_readlink (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_readlink_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- state->size = ntoh32 (req->size);
-
- gf_resolve_and_resume (frame, server_readlink_resume);
-
- return 0;
-}
-
-
-static int
-server_create_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->loc.inode = inode_new (state->itable);
-
- state->fd = fd_create (state->loc.inode, frame->root->pid);
- state->fd->flags = state->flags;
-
- STACK_WIND (frame, server_create_cbk,
- bound_xl, bound_xl->fops->create,
- &(state->loc), state->flags, state->mode,
- state->fd, state->params);
-
- return 0;
-err:
- server_create_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL, NULL,
- NULL, NULL);
- return 0;
-}
-
-
-static int
-server_create (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_create_req_t *req = NULL;
- server_state_t *state = NULL;
- int pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_NOT;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
- state->mode = ntoh32 (req->mode);
- state->flags = gf_flags_to_flags (ntoh32 (req->flags));
-
- gf_resolve_and_resume (frame, server_create_resume);
-
- return 0;
-}
-
-
-static int
-server_open_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->fd = fd_create (state->loc.inode, frame->root->pid);
- state->fd->flags = state->flags;
-
- STACK_WIND (frame, server_open_cbk,
- bound_xl, bound_xl->fops->open,
- &state->loc, state->flags, state->fd, 0);
-
- return 0;
-err:
- server_open_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_open (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_open_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- state->flags = gf_flags_to_flags (ntoh32 (req->flags));
-
- gf_resolve_and_resume (frame, server_open_resume);
-
- return 0;
-}
-
-
-static int
-server_readv_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_readv_cbk,
- bound_xl, bound_xl->fops->readv,
- state->fd, state->size, state->offset);
-
- return 0;
-err:
- server_readv_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, 0, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_readv (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_read_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->size = ntoh32 (req->size);
- state->offset = ntoh64 (req->offset);
-
- gf_resolve_and_resume (frame, server_readv_resume);
-
- return 0;
-}
-
-
-static int
-server_writev_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
- struct iovec iov = {0, };
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- iov.iov_len = state->size;
-
- if (state->iobuf) {
- iov.iov_base = state->iobuf->ptr;
- }
-
- STACK_WIND (frame, server_writev_cbk,
- bound_xl, bound_xl->fops->writev,
- state->fd, &iov, 1, state->offset, state->iobref);
-
- return 0;
-err:
- server_writev_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_writev (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_write_req_t *req = NULL;
- server_state_t *state = NULL;
- struct iobref *iobref = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->offset = ntoh64 (req->offset);
- state->size = ntoh32 (req->size);
-
- if (iobuf) {
- iobref = iobref_new ();
- iobref_add (iobref, iobuf);
-
- state->iobuf = iobuf;
- state->iobref = iobref;
- }
-
- gf_resolve_and_resume (frame, server_writev_resume);
-
- return 0;
-}
-
-
-static int
-server_release (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_cbk_release_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION (frame);
- state = CALL_STATE (frame);
- req = gf_param (hdr);
-
- state->resolve.fd_no = ntoh64 (req->fd);
-
- gf_fd_put (conn->fdtable, state->resolve.fd_no);
-
- server_release_cbk (frame, NULL, frame->this, 0, 0);
-
- return 0;
-}
-
-
-static int
-server_fsync_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fsync_cbk,
- bound_xl, bound_xl->fops->fsync,
- state->fd, state->flags);
- return 0;
-err:
- server_fsync_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
-
- return 0;
-}
-
-
-static int
-server_fsync (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fsync_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->flags = ntoh32 (req->data);
-
- gf_resolve_and_resume (frame, server_fsync_resume);
-
- return 0;
-}
-
-
-
-static int
-server_flush_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_flush_cbk,
- bound_xl, bound_xl->fops->flush, state->fd);
- return 0;
-err:
- server_flush_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
-
- return 0;
-}
-
-
-static int
-server_flush (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fsync_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
-
- gf_resolve_and_resume (frame, server_flush_resume);
-
- return 0;
-}
-
-
-
-static int
-server_ftruncate_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_ftruncate_cbk,
- bound_xl, bound_xl->fops->ftruncate,
- state->fd, state->offset);
- return 0;
-err:
- server_ftruncate_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
-
- return 0;
-}
-
-
-static int
-server_ftruncate (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_ftruncate_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->offset = ntoh64 (req->offset);
-
- gf_resolve_and_resume (frame, server_ftruncate_resume);
-
- return 0;
-}
-
-
-static int
-server_fstat_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fstat_cbk,
- bound_xl, bound_xl->fops->fstat,
- state->fd);
- return 0;
-err:
- server_fstat_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_fstat (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fstat_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
-
- gf_resolve_and_resume (frame, server_fstat_resume);
-
- return 0;
-}
-
-
-static int
-server_truncate_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_truncate_cbk,
- bound_xl, bound_xl->fops->truncate,
- &state->loc, state->offset);
- return 0;
-err:
- server_truncate_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
- return 0;
-}
-
-
-
-static int
-server_truncate (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_truncate_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->offset = ntoh64 (req->offset);
-
- gf_resolve_and_resume (frame, server_truncate_resume);
-
- return 0;
-}
-
-
-static int
-server_unlink_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_unlink_cbk,
- bound_xl, bound_xl->fops->unlink,
- &state->loc);
- return 0;
-err:
- server_unlink_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_unlink (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_unlink_req_t *req = NULL;
- server_state_t *state = NULL;
- int pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
-
- gf_resolve_and_resume (frame, server_unlink_resume);
-
- return 0;
-}
-
-
-static int
-server_setxattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_setxattr_cbk,
- bound_xl, bound_xl->fops->setxattr,
- &state->loc, state->dict, state->flags);
- return 0;
-err:
- server_setxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
-
- return 0;
-}
-
-
-static int
-server_setxattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_setxattr_req_t *req = NULL;
- server_state_t *state = NULL;
- dict_t *dict = NULL;
- int32_t ret = -1;
- size_t dict_len = 0;
- char *req_dictbuf = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- dict_len = ntoh32 (req->dict_len);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path + dict_len);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->flags = ntoh32 (req->flags);
-
- if (dict_len) {
- req_dictbuf = memdup (req->dict, dict_len);
-
- dict = dict_new ();
-
- ret = dict_unserialize (req_dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "%"PRId64": %s (%"PRId64"): failed to "
- "unserialize request buffer to dictionary",
- frame->root->unique, state->loc.path,
- state->resolve.ino);
- GF_FREE (req_dictbuf);
- goto err;
- }
-
- dict->extra_free = req_dictbuf;
- state->dict = dict;
- }
-
- gf_resolve_and_resume (frame, server_setxattr_resume);
-
- return 0;
-err:
- if (dict)
- dict_unref (dict);
-
- server_setxattr_cbk (frame, NULL, frame->this, -1, EINVAL);
-
- return 0;
-
-}
-
-
-static int
-server_fsetxattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_setxattr_cbk,
- bound_xl, bound_xl->fops->fsetxattr,
- state->fd, state->dict, state->flags);
- return 0;
-err:
- server_fsetxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
-
- return 0;
-}
-
-
-static int
-server_fsetxattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fsetxattr_req_t *req = NULL;
- server_state_t *state = NULL;
- dict_t *dict = NULL;
- int32_t ret = -1;
- size_t dict_len = 0;
- char *req_dictbuf = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- dict_len = ntoh32 (req->dict_len);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->flags = ntoh32 (req->flags);
-
- if (dict_len) {
- req_dictbuf = memdup (req->dict, dict_len);
-
- dict = dict_new ();
-
- ret = dict_unserialize (req_dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "%"PRId64": %s (%"PRId64"): failed to "
- "unserialize request buffer to dictionary",
- frame->root->unique, state->loc.path,
- state->resolve.ino);
- GF_FREE (req_dictbuf);
- goto err;
- }
-
- dict->extra_free = req_dictbuf;
- state->dict = dict;
- }
-
- gf_resolve_and_resume (frame, server_fsetxattr_resume);
-
- return 0;
-err:
- if (dict)
- dict_unref (dict);
-
- server_setxattr_cbk (frame, NULL, frame->this, -1, EINVAL);
-
- return 0;
-}
-
-
-static int
-server_fxattrop_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fxattrop_cbk,
- bound_xl, bound_xl->fops->fxattrop,
- state->fd, state->flags, state->dict);
- return 0;
-err:
- server_fxattrop_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_fxattrop (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fxattrop_req_t *req = NULL;
- dict_t *dict = NULL;
- server_state_t *state = NULL;
- size_t dict_len = 0;
- char *req_dictbuf = NULL;
- int32_t ret = -1;
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- dict_len = ntoh32 (req->dict_len);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
-
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->flags = ntoh32 (req->flags);
-
- if (dict_len) {
- /* Unserialize the dictionary */
- req_dictbuf = memdup (req->dict, dict_len);
-
- dict = dict_new ();
-
- ret = dict_unserialize (req_dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "fd - %"PRId64" (%"PRId64"): failed to unserialize "
- "request buffer to dictionary",
- state->resolve.fd_no, state->fd->inode->ino);
- GF_FREE (req_dictbuf);
- goto fail;
- }
- dict->extra_free = req_dictbuf;
- state->dict = dict;
- dict = NULL;
- }
-
- gf_resolve_and_resume (frame, server_fxattrop_resume);
-
- return 0;
-
-fail:
- if (dict)
- dict_unref (dict);
-
- server_fxattrop_cbk (frame, NULL, frame->this, -1, EINVAL, NULL);
- return 0;
-}
-
-
-static int
-server_xattrop_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_xattrop_cbk,
- bound_xl, bound_xl->fops->xattrop,
- &state->loc, state->flags, state->dict);
- return 0;
-err:
- server_xattrop_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_xattrop (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_xattrop_req_t *req = NULL;
- dict_t *dict = NULL;
- server_state_t *state = NULL;
- size_t dict_len = 0;
- char *req_dictbuf = NULL;
- int32_t ret = -1;
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- dict_len = ntoh32 (req->dict_len);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path + dict_len);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->flags = ntoh32 (req->flags);
-
- if (dict_len) {
- /* Unserialize the dictionary */
- req_dictbuf = memdup (req->dict, dict_len);
-
- dict = dict_new ();
-
- ret = dict_unserialize (req_dictbuf, dict_len, &dict);
- if (ret < 0) {
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "fd - %"PRId64" (%"PRId64"): failed to unserialize "
- "request buffer to dictionary",
- state->resolve.fd_no, state->fd->inode->ino);
- GF_FREE (req_dictbuf);
- goto fail;
- }
- dict->extra_free = req_dictbuf;
- state->dict = dict;
- dict = NULL;
- }
-
- gf_resolve_and_resume (frame, server_xattrop_resume);
-
- return 0;
-
-fail:
- if (dict)
- dict_unref (dict);
-
- server_xattrop_cbk (frame, NULL, frame->this, -1, EINVAL, NULL);
- return 0;
-}
-
-
-static int
-server_getxattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_getxattr_cbk,
- bound_xl, bound_xl->fops->getxattr,
- &state->loc, state->name);
- return 0;
-err:
- server_getxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_getxattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_getxattr_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t namelen = 0;
- size_t pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
-
- namelen = ntoh32 (req->namelen);
- if (namelen)
- state->name = gf_strdup (req->name + pathlen);
-
- gf_resolve_and_resume (frame, server_getxattr_resume);
-
- return 0;
-}
-
-
-static int
-server_fgetxattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fgetxattr_cbk,
- bound_xl, bound_xl->fops->fgetxattr,
- state->fd, state->name);
- return 0;
-err:
- server_fgetxattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_fgetxattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fgetxattr_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t namelen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
-
- namelen = ntoh32 (req->namelen);
- if (namelen)
- state->name = gf_strdup (req->name);
-
- gf_resolve_and_resume (frame, server_fgetxattr_resume);
-
- return 0;
-}
-
-
-static int
-server_removexattr_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_removexattr_cbk,
- bound_xl, bound_xl->fops->removexattr,
- &state->loc, state->name);
- return 0;
-err:
- server_removexattr_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-
-static int
-server_removexattr (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_removexattr_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->name = gf_strdup (req->name + pathlen);
-
- gf_resolve_and_resume (frame, server_removexattr_resume);
-
- return 0;
-}
-
-
-static int
-server_statfs_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret !=0)
- goto err;
-
- STACK_WIND (frame, server_statfs_cbk,
- bound_xl, bound_xl->fops->statfs,
- &state->loc);
- return 0;
-
-err:
- server_statfs_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_statfs (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_statfs_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
-
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = ntoh64 (req->ino);
- if (!state->resolve.ino)
- state->resolve.ino = 1;
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- gf_resolve_and_resume (frame, server_statfs_resume);
-
- return 0;
-}
-
-
-static int
-server_opendir_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->fd = fd_create (state->loc.inode, frame->root->pid);
-
- STACK_WIND (frame, server_opendir_cbk,
- bound_xl, bound_xl->fops->opendir,
- &state->loc, state->fd);
- return 0;
-err:
- server_opendir_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-
-static int
-server_opendir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_opendir_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->path);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
-
- gf_resolve_and_resume (frame, server_opendir_resume);
-
- return 0;
-}
-
-
-static int
-server_releasedir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_cbk_releasedir_req_t *req = NULL;
- server_connection_t *conn = NULL;
- uint64_t fd_no = 0;
-
- conn = SERVER_CONNECTION (frame);
-
- req = gf_param (hdr);
-
- fd_no = ntoh64 (req->fd);
-
- gf_fd_put (conn->fdtable, fd_no);
-
- server_releasedir_cbk (frame, NULL, frame->this, 0, 0);
-
- return 0;
-}
-
-/*
- * server_readdirp_cbk - getdents callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret:
- * @op_errno:
- *
- * not for external reference
- */
-static int
-server_readdirp_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, gf_dirent_t *entries)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_readdirp_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- size_t buf_size = 0;
- int32_t gf_errno = 0;
- server_state_t *state = NULL;
-
- if (op_ret > 0)
- buf_size = gf_dirent_serialize (entries, NULL, 0);
-
- hdrlen = gf_hdr_len (rsp, buf_size);
- hdr = gf_hdr_new (rsp, buf_size);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret > 0) {
- rsp->size = hton32 (buf_size);
- gf_dirent_serialize (entries, rsp->buf, buf_size);
- } else {
- state = CALL_STATE(frame);
-
- gf_log (this->name, GF_LOG_TRACE,
- "%"PRId64": READDIRP %"PRId64" (%"PRId64") ==>"
- "%"PRId32" (%s)",
- frame->root->unique, state->resolve.fd_no,
- state->fd ? state->fd->inode->ino : 0, op_ret,
- strerror (op_errno));
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_READDIRP,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-static int
-server_readdirp_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_readdirp_cbk, bound_xl,
- bound_xl->fops->readdirp, state->fd, state->size,
- state->offset);
-
- return 0;
-err:
- server_readdirp_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-
-/*
- * server_readdirp - readdirp function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- * not for external reference
- */
-static int
-server_readdirp (call_frame_t *frame, xlator_t *bound_xl, gf_hdr_common_t *hdr,
- size_t hdrlen, struct iobuf *iobuf)
-{
- gf_fop_readdirp_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION(frame);
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->size = ntoh32 (req->size);
- state->offset = ntoh64 (req->offset);
-
- gf_resolve_and_resume (frame, server_readdirp_resume);
-
- return 0;
-}
-
-
-static int
- server_readdir_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_readdir_cbk,
- bound_xl,
- bound_xl->fops->readdir,
- state->fd, state->size, state->offset);
-
- return 0;
-err:
- server_readdir_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL);
- return 0;
-}
-/*
- * server_readdir - readdir function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- * not for external reference
- */
-static int
-server_readdir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_readdir_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION(frame);
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->size = ntoh32 (req->size);
- state->offset = ntoh64 (req->offset);
-
- gf_resolve_and_resume (frame, server_readdir_resume);
-
- return 0;
-}
-
-static int
-server_fsyncdir_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fsyncdir_cbk,
- bound_xl,
- bound_xl->fops->fsyncdir,
- state->fd, state->flags);
- return 0;
-
-err:
- server_fsyncdir_cbk (frame, NULL, frame->this,
- state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-/*
- * server_fsyncdir - fsyncdir function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- * not for external reference
- */
-static int
-server_fsyncdir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fsyncdir_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION (frame);
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->flags = ntoh32 (req->data);
-
- gf_resolve_and_resume (frame, server_fsyncdir_resume);
-
- return 0;
-}
-
-
-static int
-server_mknod_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->loc.inode = inode_new (state->itable);
-
- STACK_WIND (frame, server_mknod_cbk,
- bound_xl, bound_xl->fops->mknod,
- &(state->loc), state->mode, state->dev,
- state->params);
-
- return 0;
-err:
- server_mknod_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-
-static int
-server_mknod (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_mknod_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_NOT;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
-
- state->mode = ntoh32 (req->mode);
- state->dev = ntoh64 (req->dev);
-
- gf_resolve_and_resume (frame, server_mknod_resume);
-
- return 0;
-}
-
-
-static int
-server_mkdir_resume (call_frame_t *frame, xlator_t *bound_xl)
-
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->loc.inode = inode_new (state->itable);
-
- STACK_WIND (frame, server_mkdir_cbk,
- bound_xl, bound_xl->fops->mkdir,
- &(state->loc), state->mode,
- state->params);
-
- return 0;
-err:
- server_mkdir_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_mkdir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_mkdir_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_NOT;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
-
- state->mode = ntoh32 (req->mode);
-
- gf_resolve_and_resume (frame, server_mkdir_resume);
-
- return 0;
-}
-
-
-static int
-server_rmdir_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_rmdir_cbk,
- bound_xl, bound_xl->fops->rmdir, &state->loc);
- return 0;
-err:
- server_rmdir_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL);
- return 0;
-}
-
-static int
-server_rmdir (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_rmdir_req_t *req = NULL;
- server_state_t *state = NULL;
- int pathlen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
-
- gf_resolve_and_resume (frame, server_rmdir_resume);
-
- return 0;
-}
-
-
-static int
-server_inodelk_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_inodelk_cbk,
- bound_xl, bound_xl->fops->inodelk,
- state->volume, &state->loc, state->cmd, &state->flock);
- return 0;
-err:
- server_inodelk_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-
-static int
-server_inodelk (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_inodelk_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t pathlen = 0;
- size_t vollen = 0;
- int cmd = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
- vollen = STRLEN_0 (req->volume + pathlen);
-
- state->resolve.type = RESOLVE_EXACT;
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- cmd = ntoh32 (req->cmd);
- switch (cmd) {
- case GF_LK_GETLK:
- state->cmd = F_GETLK;
- break;
- case GF_LK_SETLK:
- state->cmd = F_SETLK;
- break;
- case GF_LK_SETLKW:
- state->cmd = F_SETLKW;
- break;
- }
-
- state->type = ntoh32 (req->type);
- state->volume = gf_strdup (req->volume + pathlen);
-
- gf_flock_to_flock (&req->flock, &state->flock);
-
- switch (state->type) {
- case GF_LK_F_RDLCK:
- state->flock.l_type = F_RDLCK;
- break;
- case GF_LK_F_WRLCK:
- state->flock.l_type = F_WRLCK;
- break;
- case GF_LK_F_UNLCK:
- state->flock.l_type = F_UNLCK;
- break;
- }
-
- gf_resolve_and_resume (frame, server_inodelk_resume);
-
- return 0;
-}
-
-static int
-server_finodelk_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_finodelk_cbk,
- BOUND_XL(frame),
- BOUND_XL(frame)->fops->finodelk,
- state->volume, state->fd, state->cmd, &state->flock);
-
- return 0;
-err:
- server_finodelk_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
-
- return 0;
-}
-
-static int
-server_finodelk (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_finodelk_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION(frame);
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
-
- state->resolve.type = RESOLVE_EXACT;
- state->volume = gf_strdup (req->volume);
- state->resolve.fd_no = ntoh64 (req->fd);
- state->cmd = ntoh32 (req->cmd);
-
- switch (state->cmd) {
- case GF_LK_GETLK:
- state->cmd = F_GETLK;
- break;
- case GF_LK_SETLK:
- state->cmd = F_SETLK;
- break;
- case GF_LK_SETLKW:
- state->cmd = F_SETLKW;
- break;
- }
-
- state->type = ntoh32 (req->type);
-
- gf_flock_to_flock (&req->flock, &state->flock);
-
- switch (state->type) {
- case GF_LK_F_RDLCK:
- state->flock.l_type = F_RDLCK;
- break;
- case GF_LK_F_WRLCK:
- state->flock.l_type = F_WRLCK;
- break;
- case GF_LK_F_UNLCK:
- state->flock.l_type = F_UNLCK;
- break;
- }
-
- gf_resolve_and_resume (frame, server_finodelk_resume);
-
- return 0;
-}
-
-
-static int
-server_entrylk_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_entrylk_cbk,
- bound_xl, bound_xl->fops->entrylk,
- state->volume, &state->loc, state->name,
- state->cmd, state->type);
- return 0;
-err:
- server_entrylk_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-
-static int
-server_entrylk (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_entrylk_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t pathlen = 0;
- size_t namelen = 0;
- size_t vollen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
- namelen = ntoh64 (req->namelen);
- vollen = STRLEN_0(req->volume + pathlen + namelen);
-
- state->resolve.type = RESOLVE_EXACT;
- state->resolve.path = gf_strdup (req->path);
- state->resolve.ino = ntoh64 (req->ino);
- state->resolve.gen = ntoh64 (req->gen);
-
- if (namelen)
- state->name = gf_strdup (req->name + pathlen);
- state->volume = gf_strdup (req->volume + pathlen + namelen);
-
- state->cmd = ntoh32 (req->cmd);
- state->type = ntoh32 (req->type);
-
- gf_resolve_and_resume (frame, server_entrylk_resume);
-
- return 0;
-}
-
-static int
-server_fentrylk_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_fentrylk_cbk,
- BOUND_XL(frame),
- BOUND_XL(frame)->fops->fentrylk,
- state->volume, state->fd, state->name,
- state->cmd, state->type);
-
- return 0;
-err:
- server_fentrylk_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-static int
-server_fentrylk (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_fentrylk_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t namelen = 0;
- size_t vollen = 0;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION (frame);
-
- req = gf_param (hdr);
- state = CALL_STATE(frame);
- vollen = STRLEN_0(req->volume + namelen);
-
- state->resolve.type = RESOLVE_EXACT;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->cmd = ntoh32 (req->cmd);
- state->type = ntoh32 (req->type);
- namelen = ntoh64 (req->namelen);
- if (namelen)
- state->name = req->name;
- state->volume = gf_strdup (req->volume + namelen);
-
-
- gf_resolve_and_resume (frame, server_fentrylk_resume);
-
- return 0;
-}
-
-
-static int
-server_access_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_access_cbk,
- bound_xl, bound_xl->fops->access,
- &state->loc, state->mask);
- return 0;
-err:
- server_access_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno);
- return 0;
-}
-
-
-static int
-server_access (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_access_req_t *req = NULL;
- server_state_t *state = NULL;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.ino = hton64 (req->ino);
- state->resolve.gen = hton64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
-
- state->mask = ntoh32 (req->mask);
-
- gf_resolve_and_resume (frame, server_access_resume);
-
- return 0;
-}
-
-
-static int
-server_symlink_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- state->loc.inode = inode_new (state->itable);
-
- STACK_WIND (frame, server_symlink_cbk,
- bound_xl, bound_xl->fops->symlink,
- state->name, &state->loc, state->params);
-
- return 0;
-err:
- server_symlink_cbk (frame, NULL, frame->this, state->resolve.op_ret,
- state->resolve.op_errno, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-
-static int
-server_symlink (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- server_state_t *state = NULL;
- gf_fop_symlink_req_t *req = NULL;
- size_t pathlen = 0;
- size_t baselen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- pathlen = STRLEN_0 (req->path);
- baselen = STRLEN_0 (req->bname + pathlen);
-
- state->resolve.type = RESOLVE_NOT;
- state->resolve.par = ntoh64 (req->par);
- state->resolve.gen = ntoh64 (req->gen);
- state->resolve.path = gf_strdup (req->path);
- state->resolve.bname = gf_strdup (req->bname + pathlen);
- state->name = gf_strdup (req->linkname + pathlen + baselen);
-
- gf_resolve_and_resume (frame, server_symlink_resume);
-
- return 0;
-}
-
-
-static int
-server_link_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
- int op_ret = 0;
- int op_errno = 0;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0) {
- op_ret = state->resolve.op_ret;
- op_errno = state->resolve.op_errno;
- goto err;
- }
-
- if (state->resolve2.op_ret != 0) {
- op_ret = state->resolve2.op_ret;
- op_errno = state->resolve2.op_errno;
- goto err;
- }
-
- state->loc2.inode = inode_ref (state->loc.inode);
-
- STACK_WIND (frame, server_link_cbk,
- bound_xl, bound_xl->fops->link,
- &state->loc, &state->loc2);
- return 0;
-err:
- server_link_cbk (frame, NULL, frame->this, op_ret, op_errno,
- NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_link (call_frame_t *frame, xlator_t *this,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_link_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t oldpathlen = 0;
- size_t newpathlen = 0;
- size_t newbaselen = 0;
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
- oldpathlen = STRLEN_0 (req->oldpath);
- newpathlen = STRLEN_0 (req->newpath + oldpathlen);
- newbaselen = STRLEN_0 (req->newbname + oldpathlen + newpathlen);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->oldpath);
- state->resolve.ino = ntoh64 (req->oldino);
- state->resolve.gen = ntoh64 (req->oldgen);
-
- state->resolve2.type = RESOLVE_NOT;
- state->resolve2.path = gf_strdup (req->newpath + oldpathlen);
- state->resolve2.bname = gf_strdup (req->newbname + oldpathlen + newpathlen);
- state->resolve2.par = ntoh64 (req->newpar);
- state->resolve2.gen = ntoh64 (req->newgen);
-
- gf_resolve_and_resume (frame, server_link_resume);
-
- return 0;
-}
-
-
-static int
-server_rename_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
- int op_ret = 0;
- int op_errno = 0;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0) {
- op_ret = state->resolve.op_ret;
- op_errno = state->resolve.op_errno;
- goto err;
- }
-
- if (state->resolve2.op_ret != 0) {
- op_ret = state->resolve2.op_ret;
- op_errno = state->resolve2.op_errno;
- goto err;
- }
-
- STACK_WIND (frame, server_rename_cbk,
- bound_xl, bound_xl->fops->rename,
- &state->loc, &state->loc2);
- return 0;
-err:
- server_rename_cbk (frame, NULL, frame->this, op_ret, op_errno,
- NULL, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-static int
-server_rename (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_rename_req_t *req = NULL;
- server_state_t *state = NULL;
- size_t oldpathlen = 0;
- size_t oldbaselen = 0;
- size_t newpathlen = 0;
- size_t newbaselen = 0;
-
- req = gf_param (hdr);
-
- state = CALL_STATE (frame);
- oldpathlen = STRLEN_0 (req->oldpath);
- oldbaselen = STRLEN_0 (req->oldbname + oldpathlen);
- newpathlen = STRLEN_0 (req->newpath + oldpathlen + oldbaselen);
- newbaselen = STRLEN_0 (req->newbname + oldpathlen +
- oldbaselen + newpathlen);
-
- state->resolve.type = RESOLVE_MUST;
- state->resolve.path = gf_strdup (req->oldpath);
- state->resolve.bname = gf_strdup (req->oldbname + oldpathlen);
- state->resolve.par = ntoh64 (req->oldpar);
- state->resolve.gen = ntoh64 (req->oldgen);
-
- state->resolve2.type = RESOLVE_MAY;
- state->resolve2.path = gf_strdup (req->newpath + oldpathlen + oldbaselen);
- state->resolve2.bname = gf_strdup (req->newbname + oldpathlen + oldbaselen +
- newpathlen);
- state->resolve2.par = ntoh64 (req->newpar);
- state->resolve2.gen = ntoh64 (req->newgen);
-
- gf_resolve_and_resume (frame, server_rename_resume);
-
- return 0;
-}
-
-static int
-server_lk_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0)
- goto err;
-
- STACK_WIND (frame, server_lk_cbk,
- BOUND_XL(frame),
- BOUND_XL(frame)->fops->lk,
- state->fd, state->cmd, &state->flock);
-
- return 0;
-
-err:
- server_lk_cbk (frame, NULL, frame->this,
- state->resolve.op_ret,
- state->resolve.op_errno,
- NULL);
- return 0;
-}
-
-/*
- * server_lk - lk function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- * not for external reference
- */
-
-static int
-server_lk (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_lk_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION (frame);
-
- req = gf_param (hdr);
- state = CALL_STATE (frame);
-
- state->resolve.fd_no = ntoh64 (req->fd);
- state->cmd = ntoh32 (req->cmd);
- state->type = ntoh32 (req->type);
-
- switch (state->cmd) {
- case GF_LK_GETLK:
- state->cmd = F_GETLK;
- break;
- case GF_LK_SETLK:
- state->cmd = F_SETLK;
- break;
- case GF_LK_SETLKW:
- state->cmd = F_SETLKW;
- break;
- }
-
- gf_flock_to_flock (&req->flock, &state->flock);
-
- switch (state->type) {
- case GF_LK_F_RDLCK:
- state->flock.l_type = F_RDLCK;
- break;
- case GF_LK_F_WRLCK:
- state->flock.l_type = F_WRLCK;
- break;
- case GF_LK_F_UNLCK:
- state->flock.l_type = F_UNLCK;
- break;
- default:
- gf_log (bound_xl->name, GF_LOG_ERROR,
- "fd - %"PRId64" (%"PRId64"): Unknown lock type: %"PRId32"!",
- state->resolve.fd_no, state->fd->inode->ino, state->type);
- break;
- }
-
-
- gf_resolve_and_resume (frame, server_lk_resume);
-
- return 0;
-}
-
-/* xxx_MOPS */
-static int
-_volfile_update_checksum (xlator_t *this, char *key, uint32_t checksum)
-{
- server_conf_t *conf = NULL;
- struct _volfile_ctx *temp_volfile = NULL;
-
- conf = this->private;
- temp_volfile = conf->volfile;
-
- while (temp_volfile) {
- if ((NULL == key) && (NULL == temp_volfile->key))
- break;
- if ((NULL == key) || (NULL == temp_volfile->key)) {
- temp_volfile = temp_volfile->next;
- continue;
- }
- if (strcmp (temp_volfile->key, key) == 0)
- break;
- temp_volfile = temp_volfile->next;
- }
-
- if (!temp_volfile) {
- temp_volfile = GF_CALLOC (1, sizeof (struct _volfile_ctx),
- gf_server_mt_volfile_ctx);
- if (!temp_volfile)
- goto out;
- temp_volfile->next = conf->volfile;
- temp_volfile->key = (key)? gf_strdup (key): NULL;
- temp_volfile->checksum = checksum;
-
- conf->volfile = temp_volfile;
- goto out;
- }
-
- if (temp_volfile->checksum != checksum) {
- gf_log (this->name, GF_LOG_CRITICAL,
- "the volume file got modified between earlier access "
- "and now, this may lead to inconsistency between "
- "clients, advised to remount client");
- temp_volfile->checksum = checksum;
- }
-
- out:
- return 0;
-}
-
-
-size_t
-build_volfile_path (xlator_t *this, const char *key, char *path,
- size_t path_len)
-{
- int ret = -1;
- int free_filename = 0;
- int free_conf_dir = 0;
- char *filename = NULL;
- char *conf_dir = CONFDIR;
- struct stat buf = {0,};
- data_t * conf_dir_data = NULL;
- char data_key[256] = {0,};
-
- /* Inform users that this option is changed now */
- ret = dict_get_str (this->options, "client-volume-filename",
- &filename);
- if (ret == 0) {
- gf_log (this->name, GF_LOG_WARNING,
- "option 'client-volume-filename' is changed to "
- "'volume-filename.<key>' which now takes 'key' as an "
- "option to choose/fetch different files from server. "
- "Refer documentation or contact developers for more "
- "info. Currently defaulting to given file '%s'",
- filename);
- }
-
- if (key && !filename) {
- sprintf (data_key, "volume-filename.%s", key);
- ret = dict_get_str (this->options, data_key, &filename);
-
- if (ret < 0) {
-
- conf_dir_data = dict_get (this->options, "conf-dir");
- if (conf_dir_data) {
- /* Check whether the specified directory exists,
- or directory specified is non standard */
- ret = stat (conf_dir_data->data, &buf);
- if ((ret != 0) || !S_ISDIR (buf.st_mode)) {
- gf_log (this->name, GF_LOG_ERROR,
- "Directory '%s' doesn't"
- "exist, exiting.",
- conf_dir_data->data);
- ret = -1;
- goto out;
- }
- /* Make sure that conf-dir doesn't
- * contain ".." in path
- */
- if ((gf_strstr (conf_dir_data->data,
- "/", "..")) == -1) {
- ret = -1;
- gf_log (this->name, GF_LOG_ERROR,
- "%s: invalid conf_dir",
- conf_dir_data->data);
- goto out;
- }
-
- /* Make sure that key doesn't
- * contain "../" in path
- */
-
- if ((gf_strstr (key, "/", "..")) == -1) {
- ret = -1;
- gf_log (this->name, GF_LOG_ERROR,
- "%s: invalid key", key);
- goto out;
- }
-
- conf_dir = gf_strdup (conf_dir_data->data);
- free_conf_dir = 1;
- }
-
- ret = gf_asprintf (&filename, "%s/%s.vol",
- conf_dir, key);
- if (-1 == ret)
- goto out;
-
- free_filename = 1;
- }
- }
-
- if (!filename) {
- ret = dict_get_str (this->options,
- "volume-filename.default", &filename);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "no default volume filename given, "
- "defaulting to %s", DEFAULT_VOLUME_FILE_PATH);
- filename = DEFAULT_VOLUME_FILE_PATH;
- }
- }
-
- ret = -1;
-
- if ((filename) && (path_len > strlen (filename))) {
- strcpy (path, filename);
- ret = strlen (filename);
- }
-
-out:
- if (free_conf_dir)
- GF_FREE (conf_dir);
-
- if (free_filename)
- GF_FREE (filename);
-
- return ret;
-}
-
-static int
-_validate_volfile_checksum (xlator_t *this, char *key,
- uint32_t checksum)
-{
- char filename[PATH_MAX] = {0,};
- server_conf_t *conf = NULL;
- struct _volfile_ctx *temp_volfile = NULL;
- int ret = 0;
- uint32_t local_checksum = 0;
-
- conf = this->private;
- temp_volfile = conf->volfile;
-
- if (!checksum)
- goto out;
-
- if (!temp_volfile) {
- ret = build_volfile_path (this, key, filename,
- sizeof (filename));
- if (ret <= 0)
- goto out;
- ret = open (filename, O_RDONLY);
- if (-1 == ret) {
- ret = 0;
- gf_log (this->name, GF_LOG_DEBUG,
- "failed to open volume file (%s) : %s",
- filename, strerror (errno));
- goto out;
- }
- get_checksum_for_file (ret, &local_checksum);
- _volfile_update_checksum (this, key, local_checksum);
- close (ret);
- }
-
- temp_volfile = conf->volfile;
- while (temp_volfile) {
- if ((NULL == key) && (NULL == temp_volfile->key))
- break;
- if ((NULL == key) || (NULL == temp_volfile->key)) {
- temp_volfile = temp_volfile->next;
- continue;
- }
- if (strcmp (temp_volfile->key, key) == 0)
- break;
- temp_volfile = temp_volfile->next;
- }
-
- if (!temp_volfile)
- goto out;
-
- if ((temp_volfile->checksum) &&
- (checksum != temp_volfile->checksum))
- ret = -1;
-
-out:
- return ret;
-}
-
-/* Management Calls */
-/*
- * mop_getspec - getspec function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params:
- *
- */
-static int
-mop_getspec (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *_hdr = NULL;
- gf_mop_getspec_rsp_t *rsp = NULL;
- int32_t ret = -1;
- int32_t op_errno = ENOENT;
- int32_t gf_errno = 0;
- int32_t spec_fd = -1;
- size_t file_len = 0;
- size_t _hdrlen = 0;
- char filename[PATH_MAX] = {0,};
- struct stat stbuf = {0,};
- gf_mop_getspec_req_t *req = NULL;
- uint32_t checksum = 0;
- uint32_t flags = 0;
- uint32_t keylen = 0;
- char *key = NULL;
- server_conf_t *conf = NULL;
-
- req = gf_param (hdr);
- flags = ntoh32 (req->flags);
- keylen = ntoh32 (req->keylen);
- if (keylen) {
- key = req->key;
- }
-
- conf = frame->this->private;
-
- ret = build_volfile_path (frame->this, key, filename,
- sizeof (filename));
- if (ret > 0) {
- /* to allocate the proper buffer to hold the file data */
- ret = stat (filename, &stbuf);
- if (ret < 0){
- gf_log (frame->this->name, GF_LOG_ERROR,
- "Unable to stat %s (%s)",
- filename, strerror (errno));
- goto fail;
- }
-
- spec_fd = open (filename, O_RDONLY);
- if (spec_fd < 0) {
- gf_log (frame->this->name, GF_LOG_ERROR,
- "Unable to open %s (%s)",
- filename, strerror (errno));
- goto fail;
- }
- ret = 0;
- file_len = stbuf.st_size;
- if (conf->verify_volfile_checksum) {
- get_checksum_for_file (spec_fd, &checksum);
- _volfile_update_checksum (frame->this, key, checksum);
- }
- } else {
- errno = ENOENT;
- }
-
-fail:
- op_errno = errno;
-
- _hdrlen = gf_hdr_len (rsp, file_len + 1);
- _hdr = gf_hdr_new (rsp, file_len + 1);
- rsp = gf_param (_hdr);
-
- _hdr->rsp.op_ret = hton32 (ret);
- gf_errno = gf_errno_to_error (op_errno);
- _hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (file_len) {
- ret = read (spec_fd, rsp->spec, file_len);
- close (spec_fd);
- }
- protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_GETSPEC,
- _hdr, _hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-
-static int
-server_checksum (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_CHECKSUM,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-server_rchecksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- uint32_t weak_checksum, uint8_t *strong_checksum)
-{
- gf_hdr_common_t *hdr = NULL;
- gf_fop_rchecksum_rsp_t *rsp = NULL;
- size_t hdrlen = 0;
- int32_t gf_errno = 0;
-
- hdrlen = gf_hdr_len (rsp, MD5_DIGEST_LEN + 1);
- hdr = gf_hdr_new (rsp, MD5_DIGEST_LEN + 1);
- rsp = gf_param (hdr);
-
- hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- hdr->rsp.op_errno = hton32 (gf_errno);
-
- if (op_ret >= 0) {
- rsp->weak_checksum = weak_checksum;
-
- memcpy (rsp->strong_checksum,
- strong_checksum, MD5_DIGEST_LEN);
-
- rsp->strong_checksum[MD5_DIGEST_LEN] = '\0';
- }
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_RCHECKSUM,
- hdr, hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-static int
-server_rchecksum_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
- server_state_t *state = NULL;
- int op_ret = 0;
- int op_errno = 0;
-
- state = CALL_STATE (frame);
-
- if (state->resolve.op_ret != 0) {
- op_ret = state->resolve.op_ret;
- op_errno = state->resolve.op_errno;
- goto err;
- }
-
- STACK_WIND (frame, server_rchecksum_cbk,
- bound_xl,
- bound_xl->fops->rchecksum,
- state->fd, state->offset, state->size);
-
- return 0;
-err:
- server_rchecksum_cbk (frame, NULL, frame->this, -1, EINVAL, 0, NULL);
-
- return 0;
-
-}
-
-static int
-server_rchecksum (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_fop_rchecksum_req_t *req = NULL;
- server_state_t *state = NULL;
- server_connection_t *conn = NULL;
-
- conn = SERVER_CONNECTION(frame);
-
- req = gf_param (hdr);
-
- state = CALL_STATE(frame);
-
- state->resolve.type = RESOLVE_MAY;
- state->resolve.fd_no = ntoh64 (req->fd);
- state->offset = ntoh64 (req->offset);
- state->size = ntoh32 (req->len);
-
- gf_resolve_and_resume (frame, server_rchecksum_resume);
-
- return 0;
-}
-
-
-/*
- * mop_unlock - unlock management function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- */
-static int
-mop_getvolume (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- return 0;
-}
-
-struct __get_xl_struct {
- const char *name;
- xlator_t *reply;
-};
-
-static void __check_and_set (xlator_t *each, void *data)
-{
- if (!strcmp (each->name,
- ((struct __get_xl_struct *) data)->name))
- ((struct __get_xl_struct *) data)->reply = each;
-}
-
-static xlator_t *
-get_xlator_by_name (xlator_t *some_xl, const char *name)
-{
- struct __get_xl_struct get = {
- .name = name,
- .reply = NULL
- };
-
- xlator_foreach (some_xl, __check_and_set, &get);
-
- return get.reply;
-}
-
-
-/*
- * mop_setvolume - setvolume management function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- */
-static int
-mop_setvolume (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *req_hdr, size_t req_hdrlen,
- struct iobuf *iobuf)
-{
- server_connection_t *conn = NULL;
- server_conf_t *conf = NULL;
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_setvolume_req_t *req = NULL;
- gf_mop_setvolume_rsp_t *rsp = NULL;
- peer_info_t *peerinfo = NULL;
- int32_t ret = -1;
- int32_t op_ret = -1;
- int32_t op_errno = EINVAL;
- int32_t gf_errno = 0;
- dict_t *reply = NULL;
- dict_t *config_params = NULL;
- dict_t *params = NULL;
- char *name = NULL;
- char *version = NULL;
- char *process_uuid = NULL;
- xlator_t *xl = NULL;
- transport_t *trans = NULL;
- size_t rsp_hdrlen = -1;
- size_t dict_len = -1;
- size_t req_dictlen = -1;
- char *msg = NULL;
- char *volfile_key = NULL;
- uint32_t checksum = 0;
- int32_t lru_limit = 1024;
-
- params = dict_new ();
- reply = dict_new ();
-
- req = gf_param (req_hdr);
- req_dictlen = ntoh32 (req->dict_len);
- ret = dict_unserialize (req->buf, req_dictlen, &params);
-
- config_params = dict_copy_with_ref (frame->this->options, NULL);
- trans = TRANSPORT_FROM_FRAME(frame);
- conf = SERVER_CONF(frame);
-
- if (ret < 0) {
- ret = dict_set_str (reply, "ERROR",
- "Internal error: failed to unserialize "
- "request dictionary");
- if (ret < 0)
- gf_log (bound_xl->name, GF_LOG_DEBUG,
- "failed to set error msg \"%s\"",
- "Internal error: failed to unserialize "
- "request dictionary");
-
- op_ret = -1;
- op_errno = EINVAL;
- goto fail;
- }
-
- ret = dict_get_str (params, "process-uuid", &process_uuid);
- if (ret < 0) {
- ret = dict_set_str (reply, "ERROR",
- "UUID not specified");
- if (ret < 0)
- gf_log (bound_xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = EINVAL;
- goto fail;
- }
-
-
- conn = gf_server_connection_get (frame->this, process_uuid);
- if (trans->xl_private != conn)
- trans->xl_private = conn;
-
- ret = dict_get_str (params, "protocol-version", &version);
- if (ret < 0) {
- ret = dict_set_str (reply, "ERROR",
- "No version number specified");
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = EINVAL;
- goto fail;
- }
-
- ret = strcmp (version, GF_PROTOCOL_VERSION);
- if (ret != 0) {
- ret = gf_asprintf (&msg, "protocol version mismatch: client(%s) "
- "- server(%s)", version, GF_PROTOCOL_VERSION);
- if (-1 == ret) {
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "gf_asprintf failed while setting up error msg");
- goto fail;
- }
- ret = dict_set_dynstr (reply, "ERROR", msg);
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = EINVAL;
- goto fail;
- }
-
- ret = dict_get_str (params,
- "remote-subvolume", &name);
- if (ret < 0) {
- ret = dict_set_str (reply, "ERROR",
- "No remote-subvolume option specified");
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = EINVAL;
- goto fail;
- }
-
- xl = get_xlator_by_name (frame->this, name);
- if (xl == NULL) {
- ret = gf_asprintf (&msg, "remote-subvolume \"%s\" is not found",
- name);
- if (-1 == ret) {
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "gf_asprintf failed while setting error msg");
- goto fail;
- }
- ret = dict_set_dynstr (reply, "ERROR", msg);
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = ENOENT;
- goto fail;
- }
-
- if (conf->verify_volfile_checksum) {
- ret = dict_get_uint32 (params, "volfile-checksum", &checksum);
- if (ret == 0) {
- ret = dict_get_str (params, "volfile-key",
- &volfile_key);
-
- ret = _validate_volfile_checksum (trans->xl,
- volfile_key,
- checksum);
- if (-1 == ret) {
- ret = dict_set_str (reply, "ERROR",
- "volume-file checksum "
- "varies from earlier "
- "access");
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = ESTALE;
- goto fail;
- }
- }
- }
-
-
- peerinfo = &trans->peerinfo;
- ret = dict_set_static_ptr (params, "peer-info", peerinfo);
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set peer-info");
- ret = dict_set_str (params, "peer-info-name", peerinfo->identifier);
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set peer-info-name");
-
- if (conf->auth_modules == NULL) {
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "Authentication module not initialized");
- }
-
- ret = gf_authenticate (params, config_params,
- conf->auth_modules);
- if (ret == AUTH_ACCEPT) {
- gf_log (trans->xl->name, GF_LOG_INFO,
- "accepted client from %s",
- peerinfo->identifier);
- op_ret = 0;
- conn->bound_xl = xl;
- ret = dict_set_str (reply, "ERROR", "Success");
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
- } else {
- gf_log (trans->xl->name, GF_LOG_ERROR,
- "Cannot authenticate client from %s",
- peerinfo->identifier);
- op_ret = -1;
- op_errno = EACCES;
- ret = dict_set_str (reply, "ERROR", "Authentication failed");
- if (ret < 0)
- gf_log (bound_xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- goto fail;
- }
-
- if (conn->bound_xl == NULL) {
- ret = dict_set_str (reply, "ERROR",
- "Check volfile and handshake "
- "options in protocol/client");
- if (ret < 0)
- gf_log (trans->xl->name, GF_LOG_DEBUG,
- "failed to set error msg");
-
- op_ret = -1;
- op_errno = EACCES;
- goto fail;
- }
-
- if ((conn->bound_xl != NULL) &&
- (ret >= 0) &&
- (conn->bound_xl->itable == NULL)) {
- /* create inode table for this bound_xl, if one doesn't
- already exist */
- lru_limit = INODE_LRU_LIMIT (frame->this);
-
- gf_log (trans->xl->name, GF_LOG_TRACE,
- "creating inode table with lru_limit=%"PRId32", "
- "xlator=%s", lru_limit, conn->bound_xl->name);
-
- conn->bound_xl->itable =
- inode_table_new (lru_limit,
- conn->bound_xl);
- }
-
- ret = dict_set_str (reply, "process-uuid",
- xl->ctx->process_uuid);
-
- ret = dict_set_uint64 (reply, "transport-ptr",
- ((uint64_t) (long) trans));
-
-fail:
- dict_len = dict_serialized_length (reply);
- if (dict_len < 0) {
- gf_log ("server", GF_LOG_DEBUG,
- "failed to get serialized length of reply dict");
- op_ret = -1;
- op_errno = EINVAL;
- dict_len = 0;
- }
-
- rsp_hdr = gf_hdr_new (rsp, dict_len);
- rsp_hdrlen = gf_hdr_len (rsp, dict_len);
- rsp = gf_param (rsp_hdr);
-
- if (dict_len) {
- ret = dict_serialize (reply, rsp->buf);
- if (ret < 0) {
- gf_log ("server", GF_LOG_DEBUG,
- "failed to serialize reply dict");
- op_ret = -1;
- op_errno = -ret;
- }
- }
- rsp->dict_len = hton32 (dict_len);
-
- rsp_hdr->rsp.op_ret = hton32 (op_ret);
- gf_errno = gf_errno_to_error (op_errno);
- rsp_hdr->rsp.op_errno = hton32 (gf_errno);
-
- protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_SETVOLUME,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- dict_unref (params);
- dict_unref (reply);
- dict_unref (config_params);
-
- return 0;
-}
-
-
-static int
-mop_ping (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL;
- size_t rsp_hdrlen = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- hdr->rsp.op_ret = 0;
-
- protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_PING,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-mop_log (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_mop_log_req_t * req = NULL;
- char * msg = NULL;
- uint32_t msglen = 0;
-
- transport_t * trans = NULL;
-
- trans = TRANSPORT_FROM_FRAME (frame);
-
- req = gf_param (hdr);
- msglen = ntoh32 (req->msglen);
-
- if (msglen)
- msg = req->msg;
-
- gf_log_from_client (msg, trans->peerinfo.identifier);
-
- return 0;
-}
-
-
-/* ENOSYS operations (for backword compatibility) */
-static int
-server_setdents (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_SETDENTS,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/* */
-static int
-server_getdents (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_GETDENTS,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/* */
-static int
-server_lock_notify (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_LOCK_NOTIFY,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-/* */
-static int
-server_lock_fnotify (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_PROTO_FOP_LOCK_FNOTIFY,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-static int
-mop_stats (call_frame_t *frame, xlator_t *bound_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf)
-{
- gf_hdr_common_t *rsp_hdr = NULL;
- gf_mop_ping_rsp_t *rsp = NULL; /* Using for NULL */
- size_t rsp_hdrlen = 0;
- int32_t gf_errno = 0;
-
- rsp_hdrlen = gf_hdr_len (rsp, 0);
- rsp_hdr = gf_hdr_new (rsp, 0);
-
- gf_errno = gf_errno_to_error (ENOSYS);
- hdr->rsp.op_errno = hton32 (gf_errno);
- hdr->rsp.op_ret = -1;
-
- protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_STATS,
- rsp_hdr, rsp_hdrlen, NULL, 0, NULL);
-
- return 0;
-}
-
-
-/*
- * get_frame_for_transport - get call frame for specified transport object
- *
- * @trans: transport object
- *
- */
-static call_frame_t *
-get_frame_for_transport (transport_t *trans)
-{
- call_frame_t *frame = NULL;
- call_pool_t *pool = NULL;
- server_connection_t *conn = NULL;
- server_state_t *state = NULL;;
-
- GF_VALIDATE_OR_GOTO("server", trans, out);
-
- if (trans->xl && trans->xl->ctx)
- pool = trans->xl->ctx->pool;
- GF_VALIDATE_OR_GOTO("server", pool, out);
-
- frame = create_frame (trans->xl, pool);
- GF_VALIDATE_OR_GOTO("server", frame, out);
-
- state = GF_CALLOC (1, sizeof (*state),
- gf_server_mt_server_state_t);
- GF_VALIDATE_OR_GOTO("server", state, out);
-
- conn = trans->xl_private;
- if (conn) {
- if (conn->bound_xl)
- state->itable = conn->bound_xl->itable;
- state->bound_xl = conn->bound_xl;
- }
-
- state->trans = transport_ref (trans);
- state->resolve.fd_no = -1;
- state->resolve2.fd_no = -1;
-
- frame->root->trans = conn;
- frame->root->state = state; /* which socket */
- frame->root->unique = 0; /* which call */
-
-out:
- return frame;
-}
-
-
-static int
-server_decode_groups (call_frame_t *frame, gf_hdr_common_t *hdr)
-{
- int i = 0;
-
- if ((!frame) || (!hdr))
- return 0;
-
- frame->root->ngrps = ntoh32 (hdr->req.ngrps);
- if (frame->root->ngrps == 0)
- return 0;
-
- if (frame->root->ngrps > GF_REQUEST_MAXGROUPS)
- return -1;
-
- for (; i < frame->root->ngrps; ++i)
- frame->root->groups[i] = ntoh32 (hdr->req.groups[i]);
-
- return 0;
-}
-
-
-/*
- * get_frame_for_call - create a frame into the capable of
- * generating and replying the reply packet by itself.
- * By making a call with this frame, the last UNWIND
- * function will have all needed state from its
- * frame_t->root to send reply.
- * @trans:
- * @blk:
- * @params:
- *
- * not for external reference
- */
-static call_frame_t *
-get_frame_for_call (transport_t *trans, gf_hdr_common_t *hdr)
-{
- call_frame_t *frame = NULL;
- int32_t ret = -1;
-
- frame = get_frame_for_transport (trans);
-
- frame->root->op = ntoh32 (hdr->op);
- frame->root->type = ntoh32 (hdr->type);
-
- frame->root->uid = ntoh32 (hdr->req.uid);
- frame->root->unique = ntoh64 (hdr->callid); /* which call */
- frame->root->gid = ntoh32 (hdr->req.gid);
- frame->root->pid = ntoh32 (hdr->req.pid);
- frame->root->lk_owner = ntoh64 (hdr->req.lk_owner);
- ret = server_decode_groups (frame, hdr);
-
- if (ret) {
- //FRAME_DESTROY (frame);
- return NULL;
- }
-
- return frame;
-}
-
-/*
- * prototype of operations function for each of mop and
- * fop at server protocol level
- *
- * @frame: call frame pointer
- * @bound_xl: the xlator that this frame is bound to
- * @params: parameters dictionary
- *
- * to be used by protocol interpret, _not_ for exterenal reference
- */
-typedef int32_t (*gf_op_t) (call_frame_t *frame, xlator_t *bould_xl,
- gf_hdr_common_t *hdr, size_t hdrlen,
- struct iobuf *iobuf);
-
-
-static gf_op_t gf_fops[] = {
- [GF_PROTO_FOP_STAT] = server_stat,
- [GF_PROTO_FOP_READLINK] = server_readlink,
- [GF_PROTO_FOP_MKNOD] = server_mknod,
- [GF_PROTO_FOP_MKDIR] = server_mkdir,
- [GF_PROTO_FOP_UNLINK] = server_unlink,
- [GF_PROTO_FOP_RMDIR] = server_rmdir,
- [GF_PROTO_FOP_SYMLINK] = server_symlink,
- [GF_PROTO_FOP_RENAME] = server_rename,
- [GF_PROTO_FOP_LINK] = server_link,
- [GF_PROTO_FOP_TRUNCATE] = server_truncate,
- [GF_PROTO_FOP_OPEN] = server_open,
- [GF_PROTO_FOP_READ] = server_readv,
- [GF_PROTO_FOP_WRITE] = server_writev,
- [GF_PROTO_FOP_STATFS] = server_statfs,
- [GF_PROTO_FOP_FLUSH] = server_flush,
- [GF_PROTO_FOP_FSYNC] = server_fsync,
- [GF_PROTO_FOP_SETXATTR] = server_setxattr,
- [GF_PROTO_FOP_GETXATTR] = server_getxattr,
- [GF_PROTO_FOP_FGETXATTR] = server_fgetxattr,
- [GF_PROTO_FOP_FSETXATTR] = server_fsetxattr,
- [GF_PROTO_FOP_REMOVEXATTR] = server_removexattr,
- [GF_PROTO_FOP_OPENDIR] = server_opendir,
- [GF_PROTO_FOP_FSYNCDIR] = server_fsyncdir,
- [GF_PROTO_FOP_ACCESS] = server_access,
- [GF_PROTO_FOP_CREATE] = server_create,
- [GF_PROTO_FOP_FTRUNCATE] = server_ftruncate,
- [GF_PROTO_FOP_FSTAT] = server_fstat,
- [GF_PROTO_FOP_LK] = server_lk,
- [GF_PROTO_FOP_LOOKUP] = server_lookup,
- [GF_PROTO_FOP_READDIR] = server_readdir,
- [GF_PROTO_FOP_READDIRP] = server_readdirp,
- [GF_PROTO_FOP_INODELK] = server_inodelk,
- [GF_PROTO_FOP_FINODELK] = server_finodelk,
- [GF_PROTO_FOP_ENTRYLK] = server_entrylk,
- [GF_PROTO_FOP_FENTRYLK] = server_fentrylk,
- [GF_PROTO_FOP_CHECKSUM] = server_checksum,
- [GF_PROTO_FOP_RCHECKSUM] = server_rchecksum,
- [GF_PROTO_FOP_XATTROP] = server_xattrop,
- [GF_PROTO_FOP_FXATTROP] = server_fxattrop,
- [GF_PROTO_FOP_SETATTR] = server_setattr,
- [GF_PROTO_FOP_FSETATTR] = server_fsetattr,
- [GF_PROTO_FOP_SETDENTS] = server_setdents,
- [GF_PROTO_FOP_GETDENTS] = server_getdents,
- [GF_PROTO_FOP_LOCK_NOTIFY] = server_lock_notify,
- [GF_PROTO_FOP_LOCK_FNOTIFY] = server_lock_fnotify,
-};
-
-
-
-static gf_op_t gf_mops[] = {
- [GF_MOP_SETVOLUME] = mop_setvolume,
- [GF_MOP_GETVOLUME] = mop_getvolume,
- [GF_MOP_GETSPEC] = mop_getspec,
- [GF_MOP_PING] = mop_ping,
- [GF_MOP_LOG] = mop_log,
- [GF_MOP_STATS] = mop_stats,
-};
-
-static gf_op_t gf_cbks[] = {
- [GF_CBK_FORGET] = server_forget,
- [GF_CBK_RELEASE] = server_release,
- [GF_CBK_RELEASEDIR] = server_releasedir
-};
-
-static int
-protocol_server_interpret (xlator_t *this, transport_t *trans,
- char *hdr_p, size_t hdrlen, struct iobuf *iobuf)
-{
- server_connection_t *conn = NULL;
- gf_hdr_common_t *hdr = NULL;
- xlator_t *bound_xl = NULL;
- call_frame_t *frame = NULL;
- peer_info_t *peerinfo = NULL;
- int32_t type = -1;
- int32_t op = -1;
- int32_t ret = -1;
-
- hdr = (gf_hdr_common_t *)hdr_p;
- type = ntoh32 (hdr->type);
- op = ntoh32 (hdr->op);
-
- conn = trans->xl_private;
- if (conn)
- bound_xl = conn->bound_xl;
-
- peerinfo = &trans->peerinfo;
- switch (type) {
- case GF_OP_TYPE_FOP_REQUEST:
- if ((op < 0) || (op >= GF_PROTO_FOP_MAXVALUE)) {
- gf_log (this->name, GF_LOG_ERROR,
- "invalid fop %"PRId32" from client %s",
- op, peerinfo->identifier);
- break;
- }
- if (bound_xl == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "Received fop %"PRId32" before "
- "authentication.", op);
- break;
- }
- frame = get_frame_for_call (trans, hdr);
- if (!frame) {
- ret = -1;
- goto out;
- }
- frame->op = op;
- ret = gf_fops[op] (frame, bound_xl, hdr, hdrlen, iobuf);
- break;
-
- case GF_OP_TYPE_MOP_REQUEST:
- if ((op < 0) || (op >= GF_MOP_MAXVALUE)) {
- gf_log (this->name, GF_LOG_ERROR,
- "invalid mop %"PRId32" from client %s",
- op, peerinfo->identifier);
- break;
- }
- frame = get_frame_for_call (trans, hdr);
- if (!frame) {
- ret = -1;
- goto out;
- }
- frame->op = op;
- ret = gf_mops[op] (frame, bound_xl, hdr, hdrlen, iobuf);
- break;
-
- case GF_OP_TYPE_CBK_REQUEST:
- if ((op < 0) || (op >= GF_CBK_MAXVALUE)) {
- gf_log (this->name, GF_LOG_ERROR,
- "invalid cbk %"PRId32" from client %s",
- op, peerinfo->identifier);
- break;
- }
- if (bound_xl == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "Received cbk %d before authentication.", op);
- break;
- }
-
- frame = get_frame_for_call (trans, hdr);
- if (!frame) {
- ret = -1;
- goto out;
- }
- ret = gf_cbks[op] (frame, bound_xl, hdr, hdrlen, iobuf);
- break;
-
- default:
- break;
- }
-out:
- return ret;
-}
-
-
-/*
- * server_fd - fdtable dump function for server protocol
- * @this:
- *
- */
-static int
-server_fd (xlator_t *this)
-{
- server_conf_t *conf = NULL;
- server_connection_t *trav = NULL;
- char key[GF_DUMP_MAX_BUF_LEN];
- int i = 1;
- int ret = -1;
-
- if (!this)
- return -1;
-
- conf = this->private;
- if (!conf) {
- gf_log (this->name, GF_LOG_WARNING,
- "conf null in xlator");
- return -1;
- }
-
- gf_proc_dump_add_section("xlator.protocol.server.conn");
-
- ret = pthread_mutex_trylock (&conf->mutex);
- if (ret) {
- gf_log("", GF_LOG_WARNING, "Unable to dump fdtable"
- " errno: %d", errno);
- return -1;
- }
-
- list_for_each_entry (trav, &conf->conns, list) {
- if (trav->id) {
- gf_proc_dump_build_key(key,
- "xlator.protocol.server.conn",
- "%d.id", i);
- gf_proc_dump_write(key, "%s", trav->id);
- }
-
- gf_proc_dump_build_key(key,"xlator.protocol.server.conn",
- "%d.ref",i)
- gf_proc_dump_write(key, "%d", trav->ref);
- if (trav->bound_xl) {
- gf_proc_dump_build_key(key,
- "xlator.protocol.server.conn",
- "%d.bound_xl", i);
- gf_proc_dump_write(key, "%s", trav->bound_xl->name);
- }
-
- gf_proc_dump_build_key(key,
- "xlator.protocol.server.conn",
- "%d.id", i);
- fdtable_dump(trav->fdtable,key);
- i++;
- }
- pthread_mutex_unlock (&conf->mutex);
-
-
- return 0;
- }
-
-static int
-server_priv (xlator_t *this)
-{
- return 0;
-}
-
-static int
-server_inode (xlator_t *this)
-{
- server_conf_t *conf = NULL;
- server_connection_t *trav = NULL;
- char key[GF_DUMP_MAX_BUF_LEN];
- int i = 1;
- int ret = -1;
-
- 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 dump itable"
- " errno: %d", errno);
- return -1;
- }
-
- list_for_each_entry (trav, &conf->conns, list) {
- if (trav->bound_xl && trav->bound_xl->itable) {
- gf_proc_dump_build_key(key,
- "xlator.protocol.server.conn",
- "%d.bound_xl.%s",
- i, trav->bound_xl->name);
- inode_table_dump(trav->bound_xl->itable,key);
- i++;
- }
- }
- pthread_mutex_unlock (&conf->mutex);
-
-
- return 0;
-}
-
-
-static void
-get_auth_types (dict_t *this, char *key, data_t *value, void *data)
-{
- dict_t *auth_dict = NULL;
- char *saveptr = NULL;
- char *tmp = NULL;
- char *key_cpy = NULL;
- int32_t ret = -1;
-
- auth_dict = data;
- key_cpy = gf_strdup (key);
- GF_VALIDATE_OR_GOTO("server", key_cpy, out);
-
- tmp = strtok_r (key_cpy, ".", &saveptr);
- ret = strcmp (tmp, "auth");
- if (ret == 0) {
- tmp = strtok_r (NULL, ".", &saveptr);
- if (strcmp (tmp, "ip") == 0) {
- /* TODO: backward compatibility, remove when
- newer versions are available */
- tmp = "addr";
- gf_log ("server", GF_LOG_WARNING,
- "assuming 'auth.ip' to be 'auth.addr'");
- }
- ret = dict_set_dynptr (auth_dict, tmp, NULL, 0);
- if (ret < 0) {
- gf_log ("server", GF_LOG_DEBUG,
- "failed to dict_set_dynptr");
- }
- }
-
- GF_FREE (key_cpy);
-out:
- return;
-}
-
-
-static int
-validate_auth_options (xlator_t *this, dict_t *dict)
-{
- int ret = -1;
- int error = 0;
- xlator_list_t *trav = NULL;
- data_pair_t *pair = NULL;
- char *saveptr = NULL;
- char *tmp = NULL;
- char *key_cpy = NULL;
-
- trav = this->children;
- while (trav) {
- error = -1;
- for (pair = dict->members_list; pair; pair = pair->next) {
- key_cpy = gf_strdup (pair->key);
- tmp = strtok_r (key_cpy, ".", &saveptr);
- ret = strcmp (tmp, "auth");
- if (ret == 0) {
- /* for module type */
- tmp = strtok_r (NULL, ".", &saveptr);
- /* for volume name */
- tmp = strtok_r (NULL, ".", &saveptr);
- }
-
- if (strcmp (tmp, trav->xlator->name) == 0) {
- error = 0;
- GF_FREE (key_cpy);
- break;
- }
- GF_FREE (key_cpy);
- }
- if (-1 == error) {
- gf_log (this->name, GF_LOG_ERROR,
- "volume '%s' defined as subvolume, but no "
- "authentication defined for the same",
- trav->xlator->name);
- break;
- }
- trav = trav->next;
- }
-
- return error;
-}
-
-int32_t
-mem_acct_init (xlator_t *this)
-{
- int ret = -1;
-
- if (!this)
- return ret;
-
- ret = xlator_mem_acct_init (this, gf_server_mt_end + 1);
-
- if (ret != 0) {
- gf_log (this->name, GF_LOG_ERROR, "Memory accounting init"
- " failed");
- return ret;
- }
-
- return ret;
-}
-
-
-/*
- * init - called during server protocol initialization
- *
- * @this:
- *
- */
-int
-init (xlator_t *this)
-{
- int32_t ret = -1;
- transport_t *trans = NULL;
- server_conf_t *conf = NULL;
- data_t *data = NULL;
- data_t *trace = NULL;
-
- if (this->children == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "protocol/server should have subvolume");
- goto out;
- }
-
- trans = transport_load (this->options, this);
- if (trans == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "failed to load transport");
- goto out;
- }
-
- ret = transport_listen (trans);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_ERROR,
- "failed to bind/listen on socket");
- goto out;
- }
-
- conf = GF_CALLOC (1, sizeof (server_conf_t),
- gf_server_mt_server_conf_t);
- GF_VALIDATE_OR_GOTO(this->name, conf, out);
-
- INIT_LIST_HEAD (&conf->conns);
- pthread_mutex_init (&conf->mutex, NULL);
-
- conf->trans = trans;
-
- conf->auth_modules = dict_new ();
- GF_VALIDATE_OR_GOTO(this->name, conf->auth_modules, out);
-
- dict_foreach (this->options, get_auth_types,
- conf->auth_modules);
- ret = validate_auth_options (this, this->options);
- if (ret == -1) {
- /* logging already done in validate_auth_options function. */
- goto out;
- }
-
- ret = gf_auth_init (this, conf->auth_modules);
- if (ret) {
- dict_unref (conf->auth_modules);
- goto out;
- }
-
- this->private = conf;
-
- ret = dict_get_int32 (this->options, "inode-lru-limit",
- &conf->inode_lru_limit);
- if (ret < 0) {
- conf->inode_lru_limit = 1024;
- }
-
- ret = dict_get_int32 (this->options, "limits.transaction-size",
- &conf->max_block_size);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_TRACE,
- "defaulting limits.transaction-size to %d",
- DEFAULT_BLOCK_SIZE);
- conf->max_block_size = DEFAULT_BLOCK_SIZE;
- }
-
- conf->verify_volfile_checksum = 1;
- data = dict_get (this->options, "verify-volfile-checksum");
- if (data) {
- ret = gf_string2boolean(data->data,
- &conf->verify_volfile_checksum);
- if (ret != 0) {
- gf_log (this->name, GF_LOG_DEBUG,
- "wrong value for verify-volfile-checksum");
- conf->verify_volfile_checksum = 1;
- }
- }
-
- trace = dict_get (this->options, "trace");
- if (trace) {
- if (gf_string2boolean (trace->data,
- &conf->trace) == -1) {
- gf_log (this->name, GF_LOG_ERROR,
- "'trace' takes on only boolean values.");
- return -1;
- }
- }
-
-#ifndef GF_DARWIN_HOST_OS
- {
- struct rlimit lim;
-
- lim.rlim_cur = 1048576;
- lim.rlim_max = 1048576;
-
- if (setrlimit (RLIMIT_NOFILE, &lim) == -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;
-
- if (setrlimit (RLIMIT_NOFILE, &lim) == -1) {
- gf_log (this->name, GF_LOG_WARNING,
- "Failed to set max open fd to 64k: %s",
- strerror(errno));
- } else {
- gf_log (this->name, GF_LOG_TRACE,
- "max open fd set to 64k");
- }
- }
- }
-#endif
- this->graph->top = this;
-
- ret = 0;
-out:
- return ret;
-}
-
-
-
-static int
-protocol_server_pollin (xlator_t *this, transport_t *trans)
-{
- char *hdr = NULL;
- size_t hdrlen = 0;
- int ret = -1;
- struct iobuf *iobuf = NULL;
-
-
- ret = transport_receive (trans, &hdr, &hdrlen, &iobuf);
-
- if (ret == 0)
- ret = protocol_server_interpret (this, trans, hdr,
- hdrlen, iobuf);
-
- /* TODO: use mem-pool */
- GF_FREE (hdr);
-
- return ret;
-}
-
-
-/*
- * fini - finish function for server protocol, called before
- * unloading server protocol.
- *
- * @this:
- *
- */
-void
-fini (xlator_t *this)
-{
- server_conf_t *conf = this->private;
-
- GF_VALIDATE_OR_GOTO(this->name, conf, out);
-
- if (conf->auth_modules) {
- dict_unref (conf->auth_modules);
- }
-
- GF_FREE (conf);
- this->private = NULL;
-out:
- return;
-}
-
-/*
- * server_protocol_notify - notify function for server protocol
- * @this:
- * @trans:
- * @event:
- *
- */
-int
-notify (xlator_t *this, int32_t event, void *data, ...)
-{
- int ret = 0;
- transport_t *trans = NULL;
- peer_info_t *peerinfo = NULL;
- peer_info_t *myinfo = NULL;
-
- THIS = this;
- trans = data;
- if (!trans) {
- gf_log (this->name, GF_LOG_ERROR, "!trans");
- goto out;
- }
-
- peerinfo = &(trans->peerinfo);
- myinfo = &(trans->myinfo);
-
- switch (event) {
- case GF_EVENT_POLLIN:
- ret = protocol_server_pollin (this, trans);
- break;
- case GF_EVENT_POLLERR:
- {
- gf_log (trans->xl->name, GF_LOG_INFO, "%s disconnected",
- peerinfo->identifier);
-
- ret = -1;
- transport_disconnect (trans);
- if (trans->xl_private == NULL) {
- gf_log (this->name, GF_LOG_DEBUG,
- "POLLERR received on (%s) even before "
- "handshake with (%s) is successful",
- myinfo->identifier, peerinfo->identifier);
- } else {
- /*
- * FIXME: shouldn't we check for return value?
- * what should be done if cleanup fails?
- */
- gf_server_connection_cleanup (this, trans->xl_private);
- }
- }
- break;
-
- case GF_EVENT_TRANSPORT_CLEANUP:
- {
- if (trans->xl_private) {
- gf_server_connection_put (this, trans->xl_private);
- } else {
- gf_log (this->name, GF_LOG_DEBUG,
- "transport (%s) cleaned up even before "
- "handshake with (%s) is successful",
- myinfo->identifier, peerinfo->identifier);
- }
- }
- break;
-
- default:
- default_notify (this, event, data);
- break;
- }
-out:
- return ret;
-}
-
-
-struct xlator_fops fops = {
-};
-
-struct xlator_cbks cbks = {
-};
-
-struct xlator_dumpops dumpops = {
- .inode = server_inode,
- .priv = server_priv,
- .fd = server_fd,
-};
-
-
-struct volume_options options[] = {
- { .key = {"transport-type"},
- .value = {"tcp", "socket", "ib-verbs", "unix", "ib-sdp",
- "tcp/server", "ib-verbs/server"},
- .type = GF_OPTION_TYPE_STR
- },
- { .key = {"volume-filename.*"},
- .type = GF_OPTION_TYPE_PATH,
- },
- { .key = {"inode-lru-limit"},
- .type = GF_OPTION_TYPE_INT,
- .min = 0,
- .max = (1 * GF_UNIT_MB)
- },
- { .key = {"client-volume-filename"},
- .type = GF_OPTION_TYPE_PATH
- },
- { .key = {"verify-volfile-checksum"},
- .type = GF_OPTION_TYPE_BOOL
- },
- { .key = {"trace"},
- .type = GF_OPTION_TYPE_BOOL
- },
- { .key = {"conf-dir"},
- .type = GF_OPTION_TYPE_PATH,
- },
-
- { .key = {NULL} },
-};