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authorNiels de Vos <ndevos@redhat.com>2013-03-15 10:26:53 +0100
committerVijay Bellur <vbellur@redhat.com>2013-06-20 06:48:54 -0700
commitbc27b7a9e44f2af647b87ab393b0fd1cacd211cf (patch)
tree15ceb173f81efeb5ff31feeca9ff847dbb855949
parentd7e80787fc61a4fe9e72ff80565dc720ac29441a (diff)
store: move glusterd_store functions from mgmt/glusterd to libglusterfs
Making the glusterd_store_* functions re-usable will help with future changes that need to read/write lists of items. BUG: 904065 Change-Id: I99fb8eced76d12d5a254567eccff9790b43d8da3 Signed-off-by: Niels de Vos <ndevos@redhat.com> Reviewed-on: http://review.gluster.org/4676 Reviewed-by: Krishnan Parthasarathi <kparthas@redhat.com> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vbellur@redhat.com>
-rw-r--r--libglusterfs/src/Makefile.am4
-rw-r--r--libglusterfs/src/mem-types.h4
-rw-r--r--libglusterfs/src/store.c640
-rw-r--r--libglusterfs/src/store.h103
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-sm.h11
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-store.c990
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-store.h23
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.c2
-rw-r--r--xlators/mgmt/glusterd/src/glusterd.c2
-rw-r--r--xlators/mgmt/glusterd/src/glusterd.h18
10 files changed, 927 insertions, 870 deletions
diff --git a/libglusterfs/src/Makefile.am b/libglusterfs/src/Makefile.am
index d0a617e7b71..046e1b984c9 100644
--- a/libglusterfs/src/Makefile.am
+++ b/libglusterfs/src/Makefile.am
@@ -16,7 +16,7 @@ libglusterfs_la_SOURCES = dict.c xlator.c logging.c \
hashfn.c defaults.c common-utils.c timer.c inode.c call-stub.c \
compat.c fd.c compat-errno.c event.c mem-pool.c gf-dirent.c syscall.c \
iobuf.c globals.c statedump.c stack.c checksum.c daemon.c \
- $(CONTRIBDIR)/rbtree/rb.c rbthash.c latency.c \
+ $(CONTRIBDIR)/rbtree/rb.c rbthash.c store.c latency.c \
graph.c $(CONTRIBDIR)/uuid/clear.c $(CONTRIBDIR)/uuid/copy.c \
$(CONTRIBDIR)/uuid/gen_uuid.c $(CONTRIBDIR)/uuid/pack.c \
$(CONTRIBDIR)/uuid/parse.c $(CONTRIBDIR)/uuid/unparse.c \
@@ -37,7 +37,7 @@ noinst_HEADERS = common-utils.h defaults.h dict.h glusterfs.h hashfn.h \
logging.h xlator.h stack.h timer.h list.h inode.h call-stub.h compat.h \
fd.h revision.h compat-errno.h event.h mem-pool.h byte-order.h \
gf-dirent.h locking.h syscall.h iobuf.h globals.h statedump.h \
- checksum.h daemon.h $(CONTRIBDIR)/rbtree/rb.h \
+ checksum.h daemon.h $(CONTRIBDIR)/rbtree/rb.h store.h\
rbthash.h iatt.h latency.h mem-types.h $(CONTRIBDIR)/uuid/uuidd.h \
$(CONTRIBDIR)/uuid/uuid.h $(CONTRIBDIR)/uuid/uuidP.h \
$(CONTRIB_BUILDDIR)/uuid/uuid_types.h syncop.h graph-utils.h trie.h run.h \
diff --git a/libglusterfs/src/mem-types.h b/libglusterfs/src/mem-types.h
index 12379bf3181..015cd1a3b0e 100644
--- a/libglusterfs/src/mem-types.h
+++ b/libglusterfs/src/mem-types.h
@@ -102,6 +102,8 @@ enum gf_common_mem_types_ {
gf_common_mt_buffer_t = 86,
gf_common_mt_circular_buffer_t = 87,
gf_common_mt_eh_t = 88,
- gf_common_mt_end = 89
+ gf_common_mt_store_handle_t = 89,
+ gf_common_mt_store_iter_t = 90,
+ gf_common_mt_end = 91
};
#endif
diff --git a/libglusterfs/src/store.c b/libglusterfs/src/store.c
new file mode 100644
index 00000000000..eddd9092443
--- /dev/null
+++ b/libglusterfs/src/store.c
@@ -0,0 +1,640 @@
+/*
+ Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com>
+ This file is part of GlusterFS.
+
+ This file is licensed to you under your choice of the GNU Lesser
+ General Public License, version 3 or any later version (LGPLv3 or
+ later), or the GNU General Public License, version 2 (GPLv2), in all
+ cases as published by the Free Software Foundation.
+*/
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <inttypes.h>
+#include <libgen.h>
+
+#include "glusterfs.h"
+#include "store.h"
+#include "dict.h"
+#include "xlator.h"
+
+int32_t
+gf_store_mkdir (char *path)
+{
+ int32_t ret = -1;
+
+ ret = mkdir (path, 0777);
+
+ if ((-1 == ret) && (EEXIST != errno)) {
+ gf_log ("", GF_LOG_ERROR, "mkdir() failed on path %s,"
+ "errno: %s", path, strerror (errno));
+ } else {
+ ret = 0;
+ }
+
+ return ret;
+}
+
+int32_t
+gf_store_handle_create_on_absence (gf_store_handle_t **shandle,
+ char *path)
+{
+ GF_ASSERT (shandle);
+ int32_t ret = 0;
+
+ if (*shandle == NULL) {
+ ret = gf_store_handle_new (path, shandle);
+
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to create store"
+ " handle for path: %s", path);
+ }
+ }
+ return ret;
+}
+
+int32_t
+gf_store_mkstemp (gf_store_handle_t *shandle)
+{
+ int fd = -1;
+ char tmppath[PATH_MAX] = {0,};
+
+ GF_ASSERT (shandle);
+ GF_ASSERT (shandle->path);
+
+ snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
+ fd = open (tmppath, O_RDWR | O_CREAT | O_TRUNC | O_SYNC, 0600);
+ if (fd <= 0) {
+ gf_log ("", GF_LOG_ERROR, "Failed to open %s, error: %s",
+ tmppath, strerror (errno));
+ }
+
+ return fd;
+}
+
+int
+gf_store_sync_direntry (char *path)
+{
+ int ret = -1;
+ int dirfd = -1;
+ char *dir = NULL;
+ char *pdir = NULL;
+ xlator_t *this = NULL;
+
+ this = THIS;
+
+ dir = gf_strdup (path);
+ if (!dir)
+ goto out;
+
+ pdir = dirname (dir);
+ dirfd = open (pdir, O_RDONLY);
+ if (dirfd == -1) {
+ gf_log (this->name, GF_LOG_ERROR, "Failed to open directory "
+ "%s, due to %s", pdir, strerror (errno));
+ goto out;
+ }
+
+ ret = fsync (dirfd);
+ if (ret) {
+ gf_log (this->name, GF_LOG_ERROR, "Failed to fsync %s, due to "
+ "%s", pdir, strerror (errno));
+ goto out;
+ }
+
+ ret = 0;
+out:
+ if (dirfd >= 0) {
+ ret = close (dirfd);
+ if (ret) {
+ gf_log (this->name, GF_LOG_ERROR, "Failed to close "
+ "%s, due to %s", pdir, strerror (errno));
+ }
+ }
+
+ if (dir)
+ GF_FREE (dir);
+
+ return ret;
+}
+
+int32_t
+gf_store_rename_tmppath (gf_store_handle_t *shandle)
+{
+ int32_t ret = -1;
+ char tmppath[PATH_MAX] = {0,};
+
+ GF_ASSERT (shandle);
+ GF_ASSERT (shandle->path);
+
+ snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
+ ret = rename (tmppath, shandle->path);
+ if (ret) {
+ gf_log (THIS->name, GF_LOG_ERROR, "Failed to rename %s to %s, "
+ "error: %s", tmppath, shandle->path, strerror (errno));
+ goto out;
+ }
+
+ ret = gf_store_sync_direntry (tmppath);
+out:
+ return ret;
+}
+
+int32_t
+gf_store_unlink_tmppath (gf_store_handle_t *shandle)
+{
+ int32_t ret = -1;
+ char tmppath[PATH_MAX] = {0,};
+
+ GF_ASSERT (shandle);
+ GF_ASSERT (shandle->path);
+
+ snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
+ ret = unlink (tmppath);
+ if (ret && (errno != ENOENT)) {
+ gf_log ("", GF_LOG_ERROR, "Failed to mv %s to %s, error: %s",
+ tmppath, shandle->path, strerror (errno));
+ } else {
+ ret = 0;
+ }
+
+ return ret;
+}
+
+int
+gf_store_read_and_tokenize (FILE *file, char *str, char **iter_key,
+ char **iter_val, gf_store_op_errno_t *store_errno)
+{
+ int32_t ret = -1;
+ char *savetok = NULL;
+
+ GF_ASSERT (file);
+ GF_ASSERT (str);
+ GF_ASSERT (iter_key);
+ GF_ASSERT (iter_val);
+ GF_ASSERT (store_errno);
+
+ ret = fscanf (file, "%s", str);
+ if (ret <= 0 || feof (file)) {
+ ret = -1;
+ *store_errno = GD_STORE_EOF;
+ goto out;
+ }
+
+ *iter_key = strtok_r (str, "=", &savetok);
+ if (*iter_key == NULL) {
+ ret = -1;
+ *store_errno = GD_STORE_KEY_NULL;
+ goto out;
+ }
+
+ *iter_val = strtok_r (NULL, "=", &savetok);
+ if (*iter_key == NULL) {
+ ret = -1;
+ *store_errno = GD_STORE_VALUE_NULL;
+ goto out;
+ }
+
+ *store_errno = GD_STORE_SUCCESS;
+ ret = 0;
+out:
+ return ret;
+}
+
+int32_t
+gf_store_retrieve_value (gf_store_handle_t *handle, char *key, char **value)
+{
+ int32_t ret = -1;
+ char *scan_str = NULL;
+ char *iter_key = NULL;
+ char *iter_val = NULL;
+ char *free_str = NULL;
+ struct stat st = {0,};
+ gf_store_op_errno_t store_errno = GD_STORE_SUCCESS;
+
+ GF_ASSERT (handle);
+
+ handle->fd = open (handle->path, O_RDWR);
+
+ if (handle->fd == -1) {
+ gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %s",
+ handle->path, strerror (errno));
+ goto out;
+ }
+ if (!handle->read)
+ handle->read = fdopen (handle->fd, "r");
+
+ if (!handle->read) {
+ gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %s",
+ handle->path, strerror (errno));
+ goto out;
+ }
+
+ ret = fstat (handle->fd, &st);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_WARNING, "stat on file %s failed",
+ handle->path);
+ ret = -1;
+ store_errno = GD_STORE_STAT_FAILED;
+ goto out;
+ }
+
+ scan_str = GF_CALLOC (1, st.st_size,
+ gf_common_mt_char);
+ if (scan_str == NULL) {
+ ret = -1;
+ store_errno = GD_STORE_ENOMEM;
+ goto out;
+ }
+
+ free_str = scan_str;
+
+ do {
+ ret = gf_store_read_and_tokenize (handle->read, scan_str,
+ &iter_key, &iter_val,
+ &store_errno);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_TRACE, "error while reading key "
+ "'%s': %s", key,
+ gf_store_strerror (store_errno));
+ goto out;
+ }
+
+ gf_log ("", GF_LOG_TRACE, "key %s read", iter_key);
+
+ if (!strcmp (key, iter_key)) {
+ gf_log ("", GF_LOG_DEBUG, "key %s found", key);
+ ret = 0;
+ if (iter_val)
+ *value = gf_strdup (iter_val);
+ goto out;
+ }
+ } while (1);
+out:
+ if (handle->fd > 0) {
+ close (handle->fd);
+ handle->read = NULL;
+ }
+
+ GF_FREE (free_str);
+
+ return ret;
+}
+
+int32_t
+gf_store_save_value (int fd, char *key, char *value)
+{
+ int32_t ret = -1;
+ FILE *fp = NULL;
+
+ GF_ASSERT (fd > 0);
+ GF_ASSERT (key);
+ GF_ASSERT (value);
+
+ fp = fdopen (fd, "a+");
+ if (fp == NULL) {
+ gf_log ("", GF_LOG_WARNING, "fdopen failed.");
+ ret = -1;
+ goto out;
+ }
+
+ ret = fprintf (fp, "%s=%s\n", key, value);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_WARNING, "Unable to store key: %s,"
+ "value: %s, error: %s", key, value,
+ strerror (errno));
+ ret = -1;
+ goto out;
+ }
+
+ ret = fflush (fp);
+ if (feof (fp)) {
+ gf_log ("", GF_LOG_WARNING,
+ "fflush failed, error: %s",
+ strerror (errno));
+ ret = -1;
+ goto out;
+ }
+
+ ret = 0;
+out:
+
+ gf_log ("", GF_LOG_DEBUG, "returning: %d", ret);
+ return ret;
+}
+
+int32_t
+gf_store_handle_new (char *path, gf_store_handle_t **handle)
+{
+ int32_t ret = -1;
+ gf_store_handle_t *shandle = NULL;
+ int fd = -1;
+ char *spath = NULL;
+
+ shandle = GF_CALLOC (1, sizeof (*shandle), gf_common_mt_store_handle_t);
+ if (!shandle)
+ goto out;
+
+ spath = gf_strdup (path);
+
+ if (!spath)
+ goto out;
+
+ fd = open (path, O_RDWR | O_CREAT | O_APPEND, 0600);
+ if (fd <= 0) {
+ gf_log ("", GF_LOG_ERROR, "Failed to open file: %s, error: %s",
+ path, strerror (errno));
+ goto out;
+ }
+
+ ret = gf_store_sync_direntry (spath);
+ if (ret)
+ goto out;
+
+ shandle->path = spath;
+ *handle = shandle;
+
+ ret = 0;
+out:
+ if (fd > 0)
+ close (fd);
+
+ if (ret == -1) {
+ GF_FREE (spath);
+ GF_FREE (shandle);
+ }
+
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+ return ret;
+}
+
+int
+gf_store_handle_retrieve (char *path, gf_store_handle_t **handle)
+{
+ int32_t ret = -1;
+ struct stat statbuf = {0};
+
+ ret = stat (path, &statbuf);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to retrieve store handle "
+ "%s, error: %s", path, strerror (errno));
+ goto out;
+ }
+ ret = gf_store_handle_new (path, handle);
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+ return ret;
+}
+
+int32_t
+gf_store_handle_destroy (gf_store_handle_t *handle)
+{
+ int32_t ret = -1;
+
+ if (!handle) {
+ ret = 0;
+ goto out;
+ }
+
+ GF_FREE (handle->path);
+
+ GF_FREE (handle);
+
+ ret = 0;
+
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+
+ return ret;
+}
+
+int32_t
+gf_store_iter_new (gf_store_handle_t *shandle, gf_store_iter_t **iter)
+{
+ int32_t ret = -1;
+ gf_store_iter_t *tmp_iter = NULL;
+ int fd = -1;
+
+ GF_ASSERT (shandle);
+ GF_ASSERT (iter);
+
+ tmp_iter = GF_CALLOC (1, sizeof (*tmp_iter),
+ gf_common_mt_store_iter_t);
+
+ if (!tmp_iter) {
+ gf_log ("", GF_LOG_ERROR, "Out of Memory");
+ goto out;
+ }
+
+ fd = open (shandle->path, O_RDWR);
+
+ if (fd < 0) {
+ gf_log ("", GF_LOG_ERROR, "Unable to open %s, errno: %d",
+ shandle->path, errno);
+ goto out;
+ }
+
+ tmp_iter->fd = fd;
+
+ tmp_iter->file = fdopen (tmp_iter->fd, "r");
+
+ if (!tmp_iter->file) {
+ gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %d",
+ shandle->path, errno);
+ goto out;
+ }
+
+ strncpy (tmp_iter->filepath, shandle->path, sizeof (tmp_iter->filepath));
+ tmp_iter->filepath[sizeof (tmp_iter->filepath) - 1] = 0;
+ *iter = tmp_iter;
+ ret = 0;
+
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
+ return ret;
+}
+
+int32_t
+gf_store_validate_key_value (char *storepath, char *key, char *val,
+ gf_store_op_errno_t *op_errno)
+{
+ int ret = 0;
+
+ GF_ASSERT (op_errno);
+ GF_ASSERT (storepath);
+
+ if ((key == NULL) && (val == NULL)) {
+ ret = -1;
+ gf_log ("", GF_LOG_ERROR, "Glusterd store may be corrupted, "
+ "Invalid key and value (null) in %s", storepath);
+ *op_errno = GD_STORE_KEY_VALUE_NULL;
+ } else if (key == NULL) {
+ ret = -1;
+ gf_log ("", GF_LOG_ERROR, "Glusterd store may be corrupted, "
+ "Invalid key (null) in %s", storepath);
+ *op_errno = GD_STORE_KEY_NULL;
+ } else if (val == NULL) {
+ ret = -1;
+ gf_log ("", GF_LOG_ERROR, "Glusterd store may be corrupted, "
+ "Invalid value (null) for key %s in %s", key,
+ storepath);
+ *op_errno = GD_STORE_VALUE_NULL;
+ } else {
+ ret = 0;
+ *op_errno = GD_STORE_SUCCESS;
+ }
+
+ return ret;
+}
+
+int32_t
+gf_store_iter_get_next (gf_store_iter_t *iter, char **key, char **value,
+ gf_store_op_errno_t *op_errno)
+{
+ int32_t ret = -1;
+ char *scan_str = NULL;
+ char *free_str = NULL;
+ char *iter_key = NULL;
+ char *iter_val = NULL;
+ struct stat st = {0,};
+ gf_store_op_errno_t store_errno = GD_STORE_SUCCESS;
+
+ GF_ASSERT (iter);
+ GF_ASSERT (iter->file);
+ GF_ASSERT (key);
+ GF_ASSERT (value);
+
+ ret = fstat (iter->fd, &st);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_WARNING, "stat on file failed");
+ ret = -1;
+ store_errno = GD_STORE_STAT_FAILED;
+ goto out;
+ }
+
+ scan_str = GF_CALLOC (1, st.st_size,
+ gf_common_mt_char);
+ if (scan_str == NULL) {
+ ret = -1;
+ store_errno = GD_STORE_ENOMEM;
+ goto out;
+ }
+
+ *key = NULL;
+ *value = NULL;
+
+ free_str = scan_str;
+
+ ret = gf_store_read_and_tokenize (iter->file, scan_str,
+ &iter_key, &iter_val,
+ &store_errno);
+ if (ret < 0) {
+ goto out;
+ }
+
+
+ ret = gf_store_validate_key_value (iter->filepath, iter_key,
+ iter_val, &store_errno);
+ if (ret)
+ goto out;
+
+ *value = gf_strdup (iter_val);
+
+ *key = gf_strdup (iter_key);
+ if (!iter_key || !iter_val) {
+ ret = -1;
+ store_errno = GD_STORE_ENOMEM;
+ goto out;
+ }
+
+ ret = 0;
+
+out:
+ if (ret) {
+ if (*key) {
+ GF_FREE (*key);
+ *key = NULL;
+ }
+ if (*value) {
+ GF_FREE (*value);
+ *value = NULL;
+ }
+ }
+ GF_FREE (free_str);
+ if (op_errno)
+ *op_errno = store_errno;
+
+ gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
+ return ret;
+}
+
+int32_t
+gf_store_iter_get_matching (gf_store_iter_t *iter, char *key, char **value)
+{
+ int32_t ret = -1;
+ char *tmp_key = NULL;
+ char *tmp_value = NULL;
+
+ ret = gf_store_iter_get_next (iter, &tmp_key, &tmp_value, NULL);
+ while (!ret) {
+ if (!strncmp (key, tmp_key, strlen (key))){
+ *value = tmp_value;
+ GF_FREE (tmp_key);
+ goto out;
+ }
+ GF_FREE (tmp_key);
+ GF_FREE (tmp_value);
+ ret = gf_store_iter_get_next (iter, &tmp_key, &tmp_value,
+ NULL);
+ }
+out:
+ return ret;
+}
+
+int32_t
+gf_store_iter_destroy (gf_store_iter_t *iter)
+{
+ int32_t ret = -1;
+
+ if (!iter)
+ return 0;
+
+ if (iter->file)
+ ret = fclose (iter->file);
+ else
+ ret = 0;
+
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Unable to close fd: %d, ret: %d, "
+ "errno: %d" ,iter->fd, ret, errno);
+ }
+
+ GF_FREE (iter);
+
+ return ret;
+}
+
+char*
+gf_store_strerror (gf_store_op_errno_t op_errno)
+{
+ switch (op_errno) {
+ case GD_STORE_SUCCESS:
+ return "Success";
+ case GD_STORE_KEY_NULL:
+ return "Invalid Key";
+ case GD_STORE_VALUE_NULL:
+ return "Invalid Value";
+ case GD_STORE_KEY_VALUE_NULL:
+ return "Invalid Key and Value";
+ case GD_STORE_EOF:
+ return "No data";
+ case GD_STORE_ENOMEM:
+ return "No memory";
+ default:
+ return "Invalid errno";
+ }
+ return "Invalid errno";
+}
diff --git a/libglusterfs/src/store.h b/libglusterfs/src/store.h
new file mode 100644
index 00000000000..8138b4cd9bd
--- /dev/null
+++ b/libglusterfs/src/store.h
@@ -0,0 +1,103 @@
+/*
+ Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com>
+ This file is part of GlusterFS.
+
+ This file is licensed to you under your choice of the GNU Lesser
+ General Public License, version 3 or any later version (LGPLv3 or
+ later), or the GNU General Public License, version 2 (GPLv2), in all
+ cases as published by the Free Software Foundation.
+*/
+#ifndef _GLUSTERD_STORE_H_
+#define _GLUSTERD_STORE_H_
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "glusterfs.h"
+
+struct gf_store_handle_ {
+ char *path;
+ int fd;
+ FILE *read;
+};
+
+typedef struct gf_store_handle_ gf_store_handle_t;
+
+struct gf_store_iter_ {
+ int fd;
+ FILE *file;
+ char filepath[PATH_MAX];
+};
+
+typedef struct gf_store_iter_ gf_store_iter_t;
+
+typedef enum {
+ GD_STORE_SUCCESS,
+ GD_STORE_KEY_NULL,
+ GD_STORE_VALUE_NULL,
+ GD_STORE_KEY_VALUE_NULL,
+ GD_STORE_EOF,
+ GD_STORE_ENOMEM,
+ GD_STORE_STAT_FAILED
+} gf_store_op_errno_t;
+
+int32_t
+gf_store_mkdir (char *path);
+
+int32_t
+gf_store_handle_create_on_absence (gf_store_handle_t **shandle, char *path);
+
+int32_t
+gf_store_mkstemp (gf_store_handle_t *shandle);
+
+int
+gf_store_sync_direntry (char *path);
+
+int32_t
+gf_store_rename_tmppath (gf_store_handle_t *shandle);
+
+int32_t
+gf_store_unlink_tmppath (gf_store_handle_t *shandle);
+
+int
+gf_store_read_and_tokenize (FILE *file, char *str, char **iter_key,
+ char **iter_val, gf_store_op_errno_t *store_errno);
+
+int32_t
+gf_store_retrieve_value (gf_store_handle_t *handle, char *key, char **value);
+
+int32_t
+gf_store_save_value (int fd, char *key, char *value);
+
+int32_t
+gf_store_handle_new (char *path, gf_store_handle_t **handle);
+
+int
+gf_store_handle_retrieve (char *path, gf_store_handle_t **handle);
+
+int32_t
+gf_store_handle_destroy (gf_store_handle_t *handle);
+
+int32_t
+gf_store_iter_new (gf_store_handle_t *shandle, gf_store_iter_t **iter);
+
+int32_t
+gf_store_validate_key_value (char *storepath, char *key, char *val,
+ gf_store_op_errno_t *op_errno);
+
+int32_t
+gf_store_iter_get_next (gf_store_iter_t *iter, char **key, char **value,
+ gf_store_op_errno_t *op_errno);
+
+int32_t
+gf_store_iter_get_matching (gf_store_iter_t *iter, char *key, char **value);
+
+int32_t
+gf_store_iter_destroy (gf_store_iter_t *iter);
+
+char*
+gf_store_strerror (gf_store_op_errno_t op_errno);
+
+#endif
diff --git a/xlators/mgmt/glusterd/src/glusterd-sm.h b/xlators/mgmt/glusterd/src/glusterd-sm.h
index 9861a48a5b9..e29bb7277e3 100644
--- a/xlators/mgmt/glusterd/src/glusterd-sm.h
+++ b/xlators/mgmt/glusterd/src/glusterd-sm.h
@@ -27,14 +27,7 @@
#include "byte-order.h"
//#include "glusterd.h"
#include "rpcsvc.h"
-
-struct glusterd_store_handle_ {
- char *path;
- int fd;
- FILE *read;
-};
-
-typedef struct glusterd_store_handle_ glusterd_store_handle_t;
+#include "store.h"
typedef enum gd_quorum_contribution_ {
QUORUM_NONE,
@@ -105,7 +98,7 @@ struct glusterd_peerinfo_ {
rpc_clnt_prog_t *mgmt;
rpc_clnt_prog_t *peer;
int connected;
- glusterd_store_handle_t *shandle;
+ gf_store_handle_t *shandle;
glusterd_sm_tr_log_t sm_log;
gf_boolean_t quorum_action;
gd_quorum_contrib_t quorum_contrib;
diff --git a/xlators/mgmt/glusterd/src/glusterd-store.c b/xlators/mgmt/glusterd/src/glusterd-store.c
index 9cfed8db998..c126ef3778a 100644
--- a/xlators/mgmt/glusterd/src/glusterd-store.c
+++ b/xlators/mgmt/glusterd/src/glusterd-store.c
@@ -35,6 +35,7 @@
#include "glusterd-op-sm.h"
#include "glusterd-utils.h"
#include "glusterd-hooks.h"
+#include "store.h"
#include "glusterd-store.h"
#include "rpc-clnt.h"
@@ -44,150 +45,7 @@
#include <inttypes.h>
#include <dirent.h>
-static int32_t
-glusterd_store_mkdir (char *path)
-{
- int32_t ret = -1;
-
- ret = mkdir (path, 0777);
-
- if ((-1 == ret) && (EEXIST != errno)) {
- gf_log (THIS->name, GF_LOG_ERROR, "mkdir() failed on path %s,"
- "errno: %s", path, strerror (errno));
- } else {
- ret = 0;
- }
-
- return ret;
-}
-
-int32_t
-glusterd_store_handle_create_on_absence (glusterd_store_handle_t **shandle,
- char *path)
-{
- GF_ASSERT (shandle);
- int32_t ret = 0;
-
- if (*shandle == NULL) {
- ret = glusterd_store_handle_new (path, shandle);
-
- if (ret) {
- gf_log (THIS->name, GF_LOG_ERROR, "Unable to create "
- "store handle for path: %s", path);
- }
- }
- return ret;
-}
-
-int32_t
-glusterd_store_mkstemp (glusterd_store_handle_t *shandle)
-{
- int fd = -1;
- char tmppath[PATH_MAX] = {0,};
-
- GF_ASSERT (shandle);
- GF_ASSERT (shandle->path);
-
- snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
- fd = open (tmppath, O_RDWR | O_CREAT | O_TRUNC | O_SYNC, 0600);
- if (fd <= 0) {
- gf_log (THIS->name, GF_LOG_ERROR, "Failed to open %s, "
- "error: %s", tmppath, strerror (errno));
- }
-
- return fd;
-}
-
-int
-glusterd_store_sync_direntry (char *path)
-{
- int ret = -1;
- int dirfd = -1;
- char *dir = NULL;
- char *pdir = NULL;
- xlator_t *this = NULL;
-
- this = THIS;
-
- dir = gf_strdup (path);
- if (!dir)
- goto out;
-
- pdir = dirname (dir);
- dirfd = open (pdir, O_RDONLY);
- if (dirfd == -1) {
- gf_log (this->name, GF_LOG_ERROR, "Failed to open directory "
- "%s, due to %s", pdir, strerror (errno));
- goto out;
- }
-
- ret = fsync (dirfd);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Failed to fsync %s, due to "
- "%s", pdir, strerror (errno));
- goto out;
- }
-
- ret = 0;
-out:
- if (dirfd >= 0) {
- ret = close (dirfd);
- if (ret) {
- gf_log (this->name, GF_LOG_ERROR, "Failed to close "
- "%s, due to %s", pdir, strerror (errno));
- }
- }
-
- if (dir)
- GF_FREE (dir);
-
- return ret;
-}
-
-int32_t
-glusterd_store_rename_tmppath (glusterd_store_handle_t *shandle)
-{
- int32_t ret = -1;
- char tmppath[PATH_MAX] = {0,};
-
- GF_ASSERT (shandle);
- GF_ASSERT (shandle->path);
-
- snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
- ret = rename (tmppath, shandle->path);
- if (ret) {
- gf_log (THIS->name, GF_LOG_ERROR, "Failed to rename %s to %s, "
- "error: %s", tmppath, shandle->path, strerror (errno));
- goto out;
- }
-
- ret = glusterd_store_sync_direntry (tmppath);
-out:
- return ret;
-}
-
-int32_t
-glusterd_store_unlink_tmppath (glusterd_store_handle_t *shandle)
-{
- int32_t ret = -1;
- char tmppath[PATH_MAX] = {0,};
-
- GF_ASSERT (shandle);
- GF_ASSERT (shandle->path);
-
- snprintf (tmppath, sizeof (tmppath), "%s.tmp", shandle->path);
- ret = unlink (tmppath);
- if (ret && (errno != ENOENT)) {
- gf_log (THIS->name, GF_LOG_ERROR, "Failed to mv %s to %s, "
- "error: %s", tmppath, shandle->path, strerror (errno));
- } else {
- ret = 0;
- }
-
- return ret;
-}
-
-static void
+void
glusterd_replace_slash_with_hipen (char *str)
{
char *ptr = NULL;
@@ -213,7 +71,7 @@ glusterd_store_create_brick_dir (glusterd_volinfo_t *volinfo)
GF_ASSERT (priv);
GLUSTERD_GET_BRICK_DIR (brickdirpath, volinfo, priv);
- ret = glusterd_store_mkdir (brickdirpath);
+ ret = gf_store_mkdir (brickdirpath);
return ret;
}
@@ -326,7 +184,7 @@ glusterd_store_volinfo_brick_fname_write (int vol_fd,
brick_count);
glusterd_store_brickinfofname_set (brickinfo, brickfname,
sizeof (brickfname));
- ret = glusterd_store_save_value (vol_fd, key, brickfname);
+ ret = gf_store_save_value (vol_fd, key, brickfname);
if (ret)
goto out;
@@ -345,9 +203,9 @@ glusterd_store_create_brick_shandle_on_absence (glusterd_volinfo_t *volinfo,
GF_ASSERT (brickinfo);
glusterd_store_brickinfopath_set (volinfo, brickinfo, brickpath,
- sizeof (brickpath));
- ret = glusterd_store_handle_create_on_absence (&brickinfo->shandle,
- brickpath);
+ sizeof (brickpath));
+ ret = gf_store_handle_create_on_absence (&brickinfo->shandle,
+ brickpath);
return ret;
}
@@ -360,27 +218,26 @@ glusterd_store_brickinfo_write (int fd, glusterd_brickinfo_t *brickinfo)
GF_ASSERT (brickinfo);
GF_ASSERT (fd > 0);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_HOSTNAME,
- brickinfo->hostname);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_HOSTNAME,
+ brickinfo->hostname);
if (ret)
goto out;
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_PATH,
- brickinfo->path);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_PATH,
+ brickinfo->path);
if (ret)
goto out;
snprintf (value, sizeof(value), "%d", brickinfo->port);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_PORT,
- value);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_PORT, value);
snprintf (value, sizeof(value), "%d", brickinfo->rdma_port);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_RDMA_PORT,
- value);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_RDMA_PORT,
+ value);
snprintf (value, sizeof(value), "%d", brickinfo->decommissioned);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_DECOMMISSIONED,
- value);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_BRICK_DECOMMISSIONED,
+ value);
if (ret)
goto out;
@@ -396,7 +253,7 @@ glusterd_store_perform_brick_store (glusterd_brickinfo_t *brickinfo)
int32_t ret = -1;
GF_ASSERT (brickinfo);
- fd = glusterd_store_mkstemp (brickinfo->shandle);
+ fd = gf_store_mkstemp (brickinfo->shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -408,7 +265,7 @@ glusterd_store_perform_brick_store (glusterd_brickinfo_t *brickinfo)
out:
if (ret && (fd > 0))
- glusterd_store_unlink_tmppath (brickinfo->shandle);
+ gf_store_unlink_tmppath (brickinfo->shandle);
if (fd > 0)
close (fd);
gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
@@ -490,7 +347,7 @@ glusterd_store_delete_brick (glusterd_brickinfo_t *brickinfo, char *delete_path)
out:
if (brickinfo->shandle) {
- glusterd_store_handle_destroy (brickinfo->shandle);
+ gf_store_handle_destroy (brickinfo->shandle);
brickinfo->shandle = NULL;
}
gf_log (this->name, GF_LOG_DEBUG, "Returning with %d", ret);
@@ -554,13 +411,13 @@ static int
_storeslaves (dict_t *this, char *key, data_t *value, void *data)
{
int32_t ret = 0;
- glusterd_store_handle_t *shandle = NULL;
- xlator_t *xl = NULL;
+ gf_store_handle_t *shandle = NULL;
+ xlator_t *xl = NULL;
xl = THIS;
GF_ASSERT (xl);
- shandle = (glusterd_store_handle_t*)data;
+ shandle = (gf_store_handle_t*)data;
GF_ASSERT (shandle);
GF_ASSERT (shandle->fd > 0);
@@ -579,7 +436,7 @@ _storeslaves (dict_t *this, char *key, data_t *value, void *data)
gf_log (xl->name, GF_LOG_DEBUG, "Storing in volinfo:key= %s, val=%s",
key, value->data);
- ret = glusterd_store_save_value (shandle->fd, key, (char*)value->data);
+ ret = gf_store_save_value (shandle->fd, key, (char*)value->data);
if (ret) {
gf_log (xl->name, GF_LOG_ERROR, "Unable to write into store"
" handle for path: %s", shandle->path);
@@ -593,13 +450,13 @@ int _storeopts (dict_t *this, char *key, data_t *value, void *data)
{
int32_t ret = 0;
int32_t exists = 0;
- glusterd_store_handle_t *shandle = NULL;
- xlator_t *xl = NULL;
+ gf_store_handle_t *shandle = NULL;
+ xlator_t *xl = NULL;
xl = THIS;
GF_ASSERT (xl);
- shandle = (glusterd_store_handle_t*)data;
+ shandle = (gf_store_handle_t*)data;
GF_ASSERT (shandle);
GF_ASSERT (shandle->fd > 0);
@@ -632,7 +489,7 @@ int _storeopts (dict_t *this, char *key, data_t *value, void *data)
return 0;
}
- ret = glusterd_store_save_value (shandle->fd, key, (char*)value->data);
+ ret = gf_store_save_value (shandle->fd, key, (char*)value->data);
if (ret) {
gf_log (xl->name, GF_LOG_ERROR, "Unable to write into store"
" handle for path: %s", shandle->path);
@@ -653,77 +510,71 @@ glusterd_volume_exclude_options_write (int fd, glusterd_volinfo_t *volinfo)
int32_t ret = -1;
snprintf (buf, sizeof (buf), "%d", volinfo->type);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_TYPE, buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_TYPE, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->brick_count);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_COUNT, buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_COUNT, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->status);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_STATUS, buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_STATUS, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->sub_count);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_SUB_COUNT,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_SUB_COUNT, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->stripe_count);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_STRIPE_CNT,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_STRIPE_CNT, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->replica_count);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_REPLICA_CNT,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_REPLICA_CNT,
+ buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->version);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_VERSION,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_VERSION, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->transport_type);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_TRANSPORT,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_TRANSPORT, buf);
if (ret)
goto out;
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_ID,
- uuid_utoa (volinfo->volume_id));
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_ID,
+ uuid_utoa (volinfo->volume_id));
if (ret)
goto out;
str = glusterd_auth_get_username (volinfo);
if (str) {
- ret = glusterd_store_save_value (fd,
- GLUSTERD_STORE_KEY_USERNAME,
- str);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_USERNAME,
+ str);
if (ret)
goto out;
}
str = glusterd_auth_get_password (volinfo);
if (str) {
- ret = glusterd_store_save_value (fd,
- GLUSTERD_STORE_KEY_PASSWORD,
- str);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_PASSWORD,
+ str);
if (ret)
goto out;
}
if (volinfo->backend == GD_VOL_BK_BD) {
snprintf (buf, sizeof (buf), "%d", volinfo->backend);
- ret = glusterd_store_save_value (fd,
- GLUSTERD_STORE_KEY_VOL_BACKEND, buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_BACKEND,
+ buf);
if (ret)
goto out;
}
@@ -759,7 +610,7 @@ glusterd_store_create_volume_dir (glusterd_volinfo_t *volinfo)
glusterd_store_voldirpath_set (volinfo, voldirpath,
sizeof (voldirpath));
- ret = glusterd_store_mkdir (voldirpath);
+ ret = gf_store_mkdir (voldirpath);
gf_log (THIS->name, GF_LOG_DEBUG, "Returning with %d", ret);
return ret;
}
@@ -768,7 +619,7 @@ int32_t
glusterd_store_volinfo_write (int fd, glusterd_volinfo_t *volinfo)
{
int32_t ret = -1;
- glusterd_store_handle_t *shandle = NULL;
+ gf_store_handle_t *shandle = NULL;
GF_ASSERT (fd > 0);
GF_ASSERT (volinfo);
GF_ASSERT (volinfo->shandle);
@@ -841,8 +692,8 @@ glusterd_store_create_rbstate_shandle_on_absence (glusterd_volinfo_t *volinfo)
GF_ASSERT (volinfo);
glusterd_store_rbstatepath_set (volinfo, rbstatepath, sizeof (rbstatepath));
- ret = glusterd_store_handle_create_on_absence (&volinfo->rb_shandle,
- rbstatepath);
+ ret = gf_store_handle_create_on_absence (&volinfo->rb_shandle,
+ rbstatepath);
return ret;
}
@@ -855,8 +706,7 @@ glusterd_store_create_vol_shandle_on_absence (glusterd_volinfo_t *volinfo)
GF_ASSERT (volinfo);
glusterd_store_volfpath_set (volinfo, volfpath, sizeof (volfpath));
- ret = glusterd_store_handle_create_on_absence (&volinfo->shandle,
- volfpath);
+ ret = gf_store_handle_create_on_absence (&volinfo->shandle, volfpath);
return ret;
}
@@ -871,8 +721,8 @@ glusterd_store_create_nodestate_sh_on_absence (glusterd_volinfo_t *volinfo)
glusterd_store_node_state_path_set (volinfo, node_state_path,
sizeof (node_state_path));
ret =
- glusterd_store_handle_create_on_absence (&volinfo->node_state_shandle,
- node_state_path);
+ gf_store_handle_create_on_absence (&volinfo->node_state_shandle,
+ node_state_path);
return ret;
}
@@ -909,8 +759,7 @@ glusterd_store_rbstate_write (int fd, glusterd_volinfo_t *volinfo)
GF_ASSERT (volinfo);
snprintf (buf, sizeof (buf), "%d", volinfo->rep_brick.rb_status);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_RB_STATUS,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_RB_STATUS, buf);
if (ret)
goto out;
@@ -919,16 +768,16 @@ glusterd_store_rbstate_write (int fd, glusterd_volinfo_t *volinfo)
snprintf (buf, sizeof (buf), "%s:%s",
volinfo->rep_brick.src_brick->hostname,
volinfo->rep_brick.src_brick->path);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_RB_SRC_BRICK,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_RB_SRC_BRICK,
+ buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%s:%s",
volinfo->rep_brick.dst_brick->hostname,
volinfo->rep_brick.dst_brick->path);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_RB_DST_BRICK,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_RB_DST_BRICK,
+ buf);
if (ret)
goto out;
@@ -944,13 +793,12 @@ glusterd_store_rbstate_write (int fd, glusterd_volinfo_t *volinfo)
}
snprintf (buf, sizeof (buf), "%d", port);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_RB_DST_PORT,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_RB_DST_PORT,
+ buf);
if (ret)
goto out;
uuid_unparse (volinfo->rep_brick.rb_id, buf);
- ret = glusterd_store_save_value (fd, GF_REPLACE_BRICK_TID_KEY,
- buf);
+ ret = gf_store_save_value (fd, GF_REPLACE_BRICK_TID_KEY, buf);
}
ret = 0;
@@ -966,7 +814,7 @@ glusterd_store_perform_rbstate_store (glusterd_volinfo_t *volinfo)
int32_t ret = -1;
GF_ASSERT (volinfo);
- fd = glusterd_store_mkstemp (volinfo->rb_shandle);
+ fd = gf_store_mkstemp (volinfo->rb_shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -976,13 +824,13 @@ glusterd_store_perform_rbstate_store (glusterd_volinfo_t *volinfo)
if (ret)
goto out;
- ret = glusterd_store_rename_tmppath (volinfo->rb_shandle);
+ ret = gf_store_rename_tmppath (volinfo->rb_shandle);
if (ret)
goto out;
out:
if (ret && (fd > 0))
- glusterd_store_unlink_tmppath (volinfo->rb_shandle);
+ gf_store_unlink_tmppath (volinfo->rb_shandle);
if (fd > 0)
close (fd);
gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
@@ -1004,22 +852,18 @@ glusterd_store_node_state_write (int fd, glusterd_volinfo_t *volinfo)
}
snprintf (buf, sizeof (buf), "%d", volinfo->rebal.defrag_cmd);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_DEFRAG,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_VOL_DEFRAG, buf);
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", volinfo->rebal.op);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_DEFRAG_OP,
- buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_DEFRAG_OP, buf);
if (ret)
goto out;
if (volinfo->rebal.defrag_cmd) {
uuid_unparse (volinfo->rebal.rebalance_id, buf);
- ret = glusterd_store_save_value (fd,
- GF_REBALANCE_TID_KEY,
- buf);
+ ret = gf_store_save_value (fd, GF_REBALANCE_TID_KEY, buf);
}
out:
gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
@@ -1033,7 +877,7 @@ glusterd_store_perform_node_state_store (glusterd_volinfo_t *volinfo)
int32_t ret = -1;
GF_ASSERT (volinfo);
- fd = glusterd_store_mkstemp (volinfo->node_state_shandle);
+ fd = gf_store_mkstemp (volinfo->node_state_shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -1043,13 +887,13 @@ glusterd_store_perform_node_state_store (glusterd_volinfo_t *volinfo)
if (ret)
goto out;
- ret = glusterd_store_rename_tmppath (volinfo->node_state_shandle);
+ ret = gf_store_rename_tmppath (volinfo->node_state_shandle);
if (ret)
goto out;
out:
if (ret && (fd > 0))
- glusterd_store_unlink_tmppath (volinfo->node_state_shandle);
+ gf_store_unlink_tmppath (volinfo->node_state_shandle);
if (fd > 0)
close (fd);
gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
@@ -1063,7 +907,7 @@ glusterd_store_perform_volume_store (glusterd_volinfo_t *volinfo)
int32_t ret = -1;
GF_ASSERT (volinfo);
- fd = glusterd_store_mkstemp (volinfo->shandle);
+ fd = gf_store_mkstemp (volinfo->shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -1079,7 +923,7 @@ glusterd_store_perform_volume_store (glusterd_volinfo_t *volinfo)
out:
if (ret && (fd > 0))
- glusterd_store_unlink_tmppath (volinfo->shandle);
+ gf_store_unlink_tmppath (volinfo->shandle);
if (fd > 0)
close (fd);
gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
@@ -1112,7 +956,7 @@ glusterd_store_bricks_cleanup_tmp (glusterd_volinfo_t *volinfo)
GF_ASSERT (volinfo);
list_for_each_entry (brickinfo, &volinfo->bricks, brick_list) {
- glusterd_store_unlink_tmppath (brickinfo->shandle);
+ gf_store_unlink_tmppath (brickinfo->shandle);
}
}
@@ -1123,11 +967,11 @@ glusterd_store_volume_cleanup_tmp (glusterd_volinfo_t *volinfo)
glusterd_store_bricks_cleanup_tmp (volinfo);
- glusterd_store_unlink_tmppath (volinfo->shandle);
+ gf_store_unlink_tmppath (volinfo->shandle);
- glusterd_store_unlink_tmppath (volinfo->rb_shandle);
+ gf_store_unlink_tmppath (volinfo->rb_shandle);
- glusterd_store_unlink_tmppath (volinfo->node_state_shandle);
+ gf_store_unlink_tmppath (volinfo->node_state_shandle);
}
int32_t
@@ -1139,7 +983,7 @@ glusterd_store_brickinfos_atomic_update (glusterd_volinfo_t *volinfo)
GF_ASSERT (volinfo);
list_for_each_entry (brickinfo, &volinfo->bricks, brick_list) {
- ret = glusterd_store_rename_tmppath (brickinfo->shandle);
+ ret = gf_store_rename_tmppath (brickinfo->shandle);
if (ret)
goto out;
}
@@ -1153,7 +997,7 @@ glusterd_store_volinfo_atomic_update (glusterd_volinfo_t *volinfo)
int ret = -1;
GF_ASSERT (volinfo);
- ret = glusterd_store_rename_tmppath (volinfo->shandle);
+ ret = gf_store_rename_tmppath (volinfo->shandle);
if (ret)
goto out;
@@ -1348,7 +1192,7 @@ stat_failed:
out:
if (volinfo->shandle) {
- glusterd_store_handle_destroy (volinfo->shandle);
+ gf_store_handle_destroy (volinfo->shandle);
volinfo->shandle = NULL;
}
ret = (rename_fail == _gf_true) ? -1: 0;
@@ -1359,266 +1203,13 @@ out:
int
-glusterd_store_read_and_tokenize (FILE *file, char *str,
- char **iter_key, char **iter_val,
- glusterd_store_op_errno_t *store_errno)
-{
- int32_t ret = -1;
- char *savetok = NULL;
-
- GF_ASSERT (file);
- GF_ASSERT (str);
- GF_ASSERT (iter_key);
- GF_ASSERT (iter_val);
- GF_ASSERT (store_errno);
-
- ret = fscanf (file, "%s", str);
- if (ret <= 0 || feof (file)) {
- ret = -1;
- *store_errno = GD_STORE_EOF;
- goto out;
- }
-
- *iter_key = strtok_r (str, "=", &savetok);
- if (*iter_key == NULL) {
- ret = -1;
- *store_errno = GD_STORE_KEY_NULL;
- goto out;
- }
-
- *iter_val = strtok_r (NULL, "=", &savetok);
- if (*iter_key == NULL) {
- ret = -1;
- *store_errno = GD_STORE_VALUE_NULL;
- goto out;
- }
-
- *store_errno = GD_STORE_SUCCESS;
- ret = 0;
-out:
- return ret;
-}
-
-int32_t
-glusterd_store_retrieve_value (glusterd_store_handle_t *handle,
- char *key, char **value)
-{
- int32_t ret = -1;
- char *scan_str = NULL;
- char *iter_key = NULL;
- char *iter_val = NULL;
- char *free_str = NULL;
- struct stat st = {0,};
- glusterd_store_op_errno_t store_errno = GD_STORE_SUCCESS;
-
- GF_ASSERT (handle);
-
- handle->fd = open (handle->path, O_RDWR);
-
- if (handle->fd == -1) {
- gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %s",
- handle->path, strerror (errno));
- goto out;
- }
- if (!handle->read)
- handle->read = fdopen (handle->fd, "r");
-
- if (!handle->read) {
- gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %s",
- handle->path, strerror (errno));
- goto out;
- }
-
- ret = fstat (handle->fd, &st);
- if (ret < 0) {
- gf_log ("glusterd", GF_LOG_WARNING,
- "stat on file failed");
- ret = -1;
- store_errno = GD_STORE_STAT_FAILED;
- goto out;
- }
-
- scan_str = GF_CALLOC (1, st.st_size,
- gf_gld_mt_char);
- if (scan_str == NULL) {
- ret = -1;
- store_errno = GD_STORE_ENOMEM;
- goto out;
- }
-
- free_str = scan_str;
-
- do {
- ret = glusterd_store_read_and_tokenize (handle->read, scan_str,
- &iter_key, &iter_val,
- &store_errno);
- if (ret < 0) {
- goto out;
- }
-
- gf_log ("", GF_LOG_DEBUG, "key %s read", iter_key);
-
- if (!strcmp (key, iter_key)) {
- gf_log ("", GF_LOG_DEBUG, "key %s found", key);
- ret = 0;
- if (iter_val)
- *value = gf_strdup (iter_val);
- goto out;
- }
- } while (1);
-out:
- if (handle->fd > 0) {
- close (handle->fd);
- handle->read = NULL;
- }
-
- GF_FREE (free_str);
-
- return ret;
-}
-
-int32_t
-glusterd_store_save_value (int fd, char *key, char *value)
-{
- int32_t ret = -1;
- FILE *fp = NULL;
- xlator_t *this = NULL;
-
- this = THIS;
- GF_ASSERT (this);
- GF_ASSERT (fd > 0);
- GF_ASSERT (key);
- GF_ASSERT (value);
-
- fp = fdopen (fd, "a+");
- if (fp == NULL) {
- gf_log (this->name, GF_LOG_WARNING, "fdopen failed.");
- ret = -1;
- goto out;
- }
-
- ret = fprintf (fp, "%s=%s\n", key, value);
- if (ret < 0) {
- gf_log (this->name, GF_LOG_WARNING, "Unable to store key: %s,"
- "value: %s, error: %s", key, value,
- strerror (errno));
- ret = -1;
- goto out;
- }
-
- ret = fflush (fp);
- if (feof (fp)) {
- gf_log (this->name, GF_LOG_WARNING,
- "fflush failed, error: %s",
- strerror (errno));
- ret = -1;
- goto out;
- }
-
- ret = 0;
-out:
-
- gf_log (this->name, GF_LOG_DEBUG, "returning: %d", ret);
- return ret;
-}
-
-int32_t
-glusterd_store_handle_new (char *path, glusterd_store_handle_t **handle)
-{
- int32_t ret = -1;
- glusterd_store_handle_t *shandle = NULL;
- int fd = -1;
- char *spath = NULL;
- xlator_t *this = NULL;
-
- this = THIS;
- GF_ASSERT (this);
-
- shandle = GF_CALLOC (1, sizeof (*shandle), gf_gld_mt_store_handle_t);
- if (!shandle)
- goto out;
-
- spath = gf_strdup (path);
-
- if (!spath)
- goto out;
-
- fd = open (path, O_RDWR | O_CREAT | O_APPEND, 0600);
- if (fd <= 0) {
- gf_log (this->name, GF_LOG_ERROR, "Failed to open file: %s, "
- "error: %s", path, strerror (errno));
- goto out;
- }
-
- ret = glusterd_store_sync_direntry (spath);
- if (ret)
- goto out;
-
- shandle->path = spath;
- *handle = shandle;
-
- ret = 0;
-out:
- if (fd > 0)
- close (fd);
-
- if (ret == -1) {
- GF_FREE (spath);
- GF_FREE (shandle);
- }
-
- gf_log (this->name, GF_LOG_DEBUG, "Returning %d", ret);
- return ret;
-}
-
-int
-glusterd_store_handle_retrieve (char *path, glusterd_store_handle_t **handle)
-{
- int32_t ret = -1;
- struct stat statbuf = {0};
-
- ret = stat (path, &statbuf);
- if (ret) {
- gf_log ("glusterd", GF_LOG_ERROR, "Unable to retrieve store "
- "handle for %s, error: %s", path, strerror (errno));
- goto out;
- }
- ret = glusterd_store_handle_new (path, handle);
-out:
- gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
- return ret;
-}
-
-int32_t
-glusterd_store_handle_destroy (glusterd_store_handle_t *handle)
-{
- int32_t ret = -1;
-
- if (!handle) {
- ret = 0;
- goto out;
- }
-
- GF_FREE (handle->path);
-
- GF_FREE (handle);
-
- ret = 0;
-
-out:
- gf_log (THIS->name, GF_LOG_DEBUG, "Returning %d", ret);
-
- return ret;
-}
-
-int
glusterd_store_global_info (xlator_t *this)
{
int ret = -1;
glusterd_conf_t *conf = NULL;
char op_version_str[15] = {0,};
char path[PATH_MAX] = {0,};
- glusterd_store_handle_t *handle = NULL;
+ gf_store_handle_t *handle = NULL;
char *uuid_str = NULL;
conf = this->private;
@@ -1630,7 +1221,7 @@ glusterd_store_global_info (xlator_t *this)
if (!conf->handle) {
snprintf (path, PATH_MAX, "%s/%s", conf->workdir,
GLUSTERD_INFO_FILE);
- ret = glusterd_store_handle_new (path, &handle);
+ ret = gf_store_handle_new (path, &handle);
if (ret) {
gf_log (this->name, GF_LOG_ERROR,
"Unable to get store handle");
@@ -1649,14 +1240,14 @@ glusterd_store_global_info (xlator_t *this)
goto out;
}
- handle->fd = glusterd_store_mkstemp (handle);
+ handle->fd = gf_store_mkstemp (handle);
if (handle->fd <= 0) {
ret = -1;
goto out;
}
- ret = glusterd_store_save_value (handle->fd, GLUSTERD_STORE_UUID_KEY,
- uuid_str);
+ ret = gf_store_save_value (handle->fd, GLUSTERD_STORE_UUID_KEY,
+ uuid_str);
if (ret) {
gf_log (this->name, GF_LOG_CRITICAL,
"Storing uuid failed ret = %d", ret);
@@ -1664,18 +1255,18 @@ glusterd_store_global_info (xlator_t *this)
}
snprintf (op_version_str, 15, "%d", conf->op_version);
- ret = glusterd_store_save_value (handle->fd, GD_OP_VERSION_KEY,
- op_version_str);
+ ret = gf_store_save_value (handle->fd, GD_OP_VERSION_KEY,
+ op_version_str);
if (ret) {
gf_log (this->name, GF_LOG_ERROR,
"Storing op-version failed ret = %d", ret);
goto out;
}
- ret = glusterd_store_rename_tmppath (handle);
+ ret = gf_store_rename_tmppath (handle);
out:
if (ret && (handle->fd > 0))
- glusterd_store_unlink_tmppath (handle);
+ gf_store_unlink_tmppath (handle);
if (handle->fd > 0) {
close (handle->fd);
@@ -1701,14 +1292,14 @@ glusterd_retrieve_op_version (xlator_t *this, int *op_version)
int tmp_version = 0;
char *tmp = NULL;
char path[PATH_MAX] = {0,};
- glusterd_store_handle_t *handle = NULL;
+ gf_store_handle_t *handle = NULL;
priv = this->private;
if (!priv->handle) {
snprintf (path, PATH_MAX, "%s/%s", priv->workdir,
GLUSTERD_INFO_FILE);
- ret = glusterd_store_handle_retrieve (path, &handle);
+ ret = gf_store_handle_retrieve (path, &handle);
if (ret) {
gf_log ("", GF_LOG_ERROR, "Unable to get store "
@@ -1719,9 +1310,8 @@ glusterd_retrieve_op_version (xlator_t *this, int *op_version)
priv->handle = handle;
}
- ret = glusterd_store_retrieve_value (priv->handle,
- GD_OP_VERSION_KEY,
- &op_version_str);
+ ret = gf_store_retrieve_value (priv->handle, GD_OP_VERSION_KEY,
+ &op_version_str);
if (ret) {
gf_log (this->name, GF_LOG_DEBUG,
"No previous op_version present");
@@ -1801,7 +1391,7 @@ glusterd_retrieve_uuid ()
{
char *uuid_str = NULL;
int32_t ret = -1;
- glusterd_store_handle_t *handle = NULL;
+ gf_store_handle_t *handle = NULL;
glusterd_conf_t *priv = NULL;
char path[PATH_MAX] = {0,};
@@ -1810,7 +1400,7 @@ glusterd_retrieve_uuid ()
if (!priv->handle) {
snprintf (path, PATH_MAX, "%s/%s", priv->workdir,
GLUSTERD_INFO_FILE);
- ret = glusterd_store_handle_retrieve (path, &handle);
+ ret = gf_store_handle_retrieve (path, &handle);
if (ret) {
gf_log ("", GF_LOG_ERROR, "Unable to get store "
@@ -1821,9 +1411,8 @@ glusterd_retrieve_uuid ()
priv->handle = handle;
}
- ret = glusterd_store_retrieve_value (priv->handle,
- GLUSTERD_STORE_UUID_KEY,
- &uuid_str);
+ ret = gf_store_retrieve_value (priv->handle, GLUSTERD_STORE_UUID_KEY,
+ &uuid_str);
if (ret) {
gf_log ("", GF_LOG_INFO, "No previous uuid is present");
@@ -1838,239 +1427,6 @@ out:
return ret;
}
-int32_t
-glusterd_store_iter_new (glusterd_store_handle_t *shandle,
- glusterd_store_iter_t **iter)
-{
- int32_t ret = -1;
- glusterd_store_iter_t *tmp_iter = NULL;
- int fd = -1;
-
- GF_ASSERT (shandle);
- GF_ASSERT (iter);
-
- tmp_iter = GF_CALLOC (1, sizeof (*tmp_iter),
- gf_gld_mt_store_iter_t);
-
- if (!tmp_iter) {
- gf_log ("", GF_LOG_ERROR, "Out of Memory");
- goto out;
- }
-
- fd = open (shandle->path, O_RDWR);
-
- if (fd < 0) {
- gf_log ("", GF_LOG_ERROR, "Unable to open %s, errno: %d",
- shandle->path, errno);
- goto out;
- }
-
- tmp_iter->fd = fd;
-
- tmp_iter->file = fdopen (tmp_iter->fd, "r");
-
- if (!tmp_iter->file) {
- gf_log ("", GF_LOG_ERROR, "Unable to open file %s errno: %d",
- shandle->path, errno);
- goto out;
- }
-
- strncpy (tmp_iter->filepath, shandle->path, sizeof (tmp_iter->filepath));
- tmp_iter->filepath[sizeof (tmp_iter->filepath) - 1] = 0;
- *iter = tmp_iter;
- ret = 0;
-
-out:
- gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
- return ret;
-}
-
-int32_t
-glusterd_store_validate_key_value (char *storepath, char *key, char*val,
- glusterd_store_op_errno_t *op_errno)
-{
- int ret = 0;
-
- GF_ASSERT (op_errno);
- GF_ASSERT (storepath);
-
- if ((key == NULL) && (val == NULL)) {
- ret = -1;
- gf_log ("glusterd", GF_LOG_ERROR, "Glusterd store may be "
- "corrupted, Invalid key and value (null) in %s",
- storepath);
- *op_errno = GD_STORE_KEY_VALUE_NULL;
- } else if (key == NULL) {
- ret = -1;
- gf_log ("glusterd", GF_LOG_ERROR, "Glusterd store may be "
- "corrupted, Invalid key (null) in %s", storepath);
- *op_errno = GD_STORE_KEY_NULL;
- } else if (val == NULL) {
- ret = -1;
- gf_log ("glusterd", GF_LOG_ERROR, "Glusterd store may be "
- "corrupted, Invalid value (null) for key %s in %s",
- key, storepath);
- *op_errno = GD_STORE_VALUE_NULL;
- } else {
- ret = 0;
- *op_errno = GD_STORE_SUCCESS;
- }
-
- return ret;
-}
-
-int32_t
-glusterd_store_iter_get_next (glusterd_store_iter_t *iter,
- char **key, char **value,
- glusterd_store_op_errno_t *op_errno)
-{
- int32_t ret = -1;
- char *scan_str = NULL;
- char *free_str = NULL;
- char *iter_key = NULL;
- char *iter_val = NULL;
- struct stat st = {0,};
- glusterd_store_op_errno_t store_errno = GD_STORE_SUCCESS;
-
- GF_ASSERT (iter);
- GF_ASSERT (iter->file);
- GF_ASSERT (key);
- GF_ASSERT (value);
-
- ret = fstat (iter->fd, &st);
- if (ret < 0) {
- gf_log ("glusterd", GF_LOG_WARNING,
- "stat on file failed");
- ret = -1;
- store_errno = GD_STORE_STAT_FAILED;
- goto out;
- }
-
- scan_str = GF_CALLOC (1, st.st_size,
- gf_gld_mt_char);
- if (scan_str == NULL) {
- ret = -1;
- store_errno = GD_STORE_ENOMEM;
- goto out;
- }
-
- *key = NULL;
- *value = NULL;
-
- free_str = scan_str;
-
- ret = glusterd_store_read_and_tokenize (iter->file, scan_str,
- &iter_key, &iter_val,
- &store_errno);
- if (ret < 0) {
- goto out;
- }
-
-
- ret = glusterd_store_validate_key_value (iter->filepath, iter_key,
- iter_val, &store_errno);
- if (ret)
- goto out;
-
- *value = gf_strdup (iter_val);
-
- *key = gf_strdup (iter_key);
- if (!iter_key || !iter_val) {
- ret = -1;
- store_errno = GD_STORE_ENOMEM;
- goto out;
- }
-
- ret = 0;
-
-out:
- if (ret) {
- if (*key) {
- GF_FREE (*key);
- *key = NULL;
- }
- if (*value) {
- GF_FREE (*value);
- *value = NULL;
- }
- }
- GF_FREE (free_str);
- if (op_errno)
- *op_errno = store_errno;
-
- gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
- return ret;
-}
-
-int32_t
-glusterd_store_iter_get_matching (glusterd_store_iter_t *iter,
- char *key, char **value)
-{
- int32_t ret = -1;
- char *tmp_key = NULL;
- char *tmp_value = NULL;
-
- ret = glusterd_store_iter_get_next (iter, &tmp_key, &tmp_value,
- NULL);
- while (!ret) {
- if (!strncmp (key, tmp_key, strlen (key))){
- *value = tmp_value;
- GF_FREE (tmp_key);
- goto out;
- }
- GF_FREE (tmp_key);
- GF_FREE (tmp_value);
- ret = glusterd_store_iter_get_next (iter, &tmp_key,
- &tmp_value, NULL);
- }
-out:
- return ret;
-}
-
-int32_t
-glusterd_store_iter_destroy (glusterd_store_iter_t *iter)
-{
- int32_t ret = -1;
-
- if (!iter)
- return 0;
-
- if (iter->file)
- ret = fclose (iter->file);
- else
- ret = 0;
-
- if (ret) {
- gf_log ("", GF_LOG_ERROR, "Unable to close fd: %d, ret: %d, "
- "errno: %d" ,iter->fd, ret, errno);
- }
-
- GF_FREE (iter);
-
- return ret;
-}
-
-char*
-glusterd_store_strerror (glusterd_store_op_errno_t op_errno)
-{
- switch (op_errno) {
- case GD_STORE_SUCCESS:
- return "Success";
- case GD_STORE_KEY_NULL:
- return "Invalid Key";
- case GD_STORE_VALUE_NULL:
- return "Invalid Value";
- case GD_STORE_KEY_VALUE_NULL:
- return "Invalid Key and Value";
- case GD_STORE_EOF:
- return "No data";
- case GD_STORE_ENOMEM:
- return "No memory";
- default:
- return "Invalid errno";
- }
- return "Invalid errno";
-}
int32_t
glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
@@ -2078,7 +1434,7 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
int32_t ret = 0;
glusterd_brickinfo_t *brickinfo = NULL;
- glusterd_store_iter_t *iter = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
char brickdir[PATH_MAX] = {0,};
@@ -2086,10 +1442,10 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
glusterd_conf_t *priv = NULL;
int32_t brick_count = 0;
char tmpkey[4096] = {0,};
- glusterd_store_iter_t *tmpiter = NULL;
+ gf_store_iter_t *tmpiter = NULL;
char *tmpvalue = NULL;
- struct pmap_registry *pmap = NULL;
- glusterd_store_op_errno_t op_errno = GD_STORE_SUCCESS;
+ struct pmap_registry *pmap = NULL;
+ gf_store_op_errno_t op_errno = GD_STORE_SUCCESS;
GF_ASSERT (volinfo);
GF_ASSERT (volinfo->volname);
@@ -2098,7 +1454,7 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
GLUSTERD_GET_BRICK_DIR (brickdir, volinfo, priv)
- ret = glusterd_store_iter_new (volinfo->shandle, &tmpiter);
+ ret = gf_store_iter_new (volinfo->shandle, &tmpiter);
if (ret)
goto out;
@@ -2110,30 +1466,28 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
goto out;
snprintf (tmpkey, sizeof (tmpkey), "%s-%d",
GLUSTERD_STORE_KEY_VOL_BRICK,brick_count);
- ret = glusterd_store_iter_get_matching (tmpiter, tmpkey,
- &tmpvalue);
+ ret = gf_store_iter_get_matching (tmpiter, tmpkey, &tmpvalue);
snprintf (path, sizeof (path), "%s/%s", brickdir, tmpvalue);
GF_FREE (tmpvalue);
tmpvalue = NULL;
- ret = glusterd_store_handle_retrieve (path, &brickinfo->shandle);
+ ret = gf_store_handle_retrieve (path, &brickinfo->shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (brickinfo->shandle, &iter);
+ ret = gf_store_iter_new (brickinfo->shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
if (ret) {
gf_log ("glusterd", GF_LOG_ERROR, "Unable to iterate "
"the store for brick: %s, reason: %s", path,
- glusterd_store_strerror (op_errno));
+ gf_store_strerror (op_errno));
goto out;
}
while (!ret) {
@@ -2192,13 +1546,13 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value,
+ &op_errno);
}
if (op_errno != GD_STORE_EOF)
goto out;
- ret = glusterd_store_iter_destroy (iter);
+ ret = gf_store_iter_destroy (iter);
if (ret)
goto out;
@@ -2207,7 +1561,7 @@ glusterd_store_retrieve_bricks (glusterd_volinfo_t *volinfo)
brick_count++;
}
- ret = glusterd_store_iter_destroy (tmpiter);
+ ret = gf_store_iter_destroy (tmpiter);
if (ret)
goto out;
out:
@@ -2222,13 +1576,13 @@ glusterd_store_retrieve_rbstate (char *volname)
{
int32_t ret = -1;
glusterd_volinfo_t *volinfo = NULL;
- glusterd_store_iter_t *iter = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
char volpath[PATH_MAX] = {0,};
glusterd_conf_t *priv = NULL;
char path[PATH_MAX] = {0,};
- glusterd_store_op_errno_t op_errno = GD_STORE_SUCCESS;
+ gf_store_op_errno_t op_errno = GD_STORE_SUCCESS;
priv = THIS->private;
@@ -2243,17 +1597,17 @@ glusterd_store_retrieve_rbstate (char *volname)
snprintf (path, sizeof (path), "%s/%s", volpath,
GLUSTERD_VOLUME_RBSTATE_FILE);
- ret = glusterd_store_handle_retrieve (path, &volinfo->rb_shandle);
+ ret = gf_store_handle_retrieve (path, &volinfo->rb_shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (volinfo->rb_shandle, &iter);
+ ret = gf_store_iter_new (volinfo->rb_shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value, &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
if (ret)
goto out;
@@ -2302,14 +1656,13 @@ glusterd_store_retrieve_rbstate (char *volname)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
}
if (op_errno != GD_STORE_EOF)
goto out;
- ret = glusterd_store_iter_destroy (iter);
+ ret = gf_store_iter_destroy (iter);
if (ret)
goto out;
@@ -2325,13 +1678,13 @@ glusterd_store_retrieve_node_state (char *volname)
{
int32_t ret = -1;
glusterd_volinfo_t *volinfo = NULL;
- glusterd_store_iter_t *iter = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
char volpath[PATH_MAX] = {0,};
glusterd_conf_t *priv = NULL;
char path[PATH_MAX] = {0,};
- glusterd_store_op_errno_t op_errno = GD_STORE_SUCCESS;
+ gf_store_op_errno_t op_errno = GD_STORE_SUCCESS;
priv = THIS->private;
@@ -2346,17 +1699,16 @@ glusterd_store_retrieve_node_state (char *volname)
snprintf (path, sizeof (path), "%s/%s", volpath,
GLUSTERD_NODE_STATE_FILE);
- ret = glusterd_store_handle_retrieve (path,
- &volinfo->node_state_shandle);
+ ret = gf_store_handle_retrieve (path, &volinfo->node_state_shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (volinfo->node_state_shandle, &iter);
+ ret = gf_store_iter_new (volinfo->node_state_shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value, &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
if (ret)
goto out;
@@ -2381,14 +1733,13 @@ glusterd_store_retrieve_node_state (char *volname)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
}
if (op_errno != GD_STORE_EOF)
goto out;
- ret = glusterd_store_iter_destroy (iter);
+ ret = gf_store_iter_destroy (iter);
if (ret)
goto out;
@@ -2404,14 +1755,14 @@ glusterd_store_retrieve_volume (char *volname)
{
int32_t ret = -1;
glusterd_volinfo_t *volinfo = NULL;
- glusterd_store_iter_t *iter = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
char volpath[PATH_MAX] = {0,};
glusterd_conf_t *priv = NULL;
char path[PATH_MAX] = {0,};
int exists = 0;
- glusterd_store_op_errno_t op_errno = GD_STORE_SUCCESS;
+ gf_store_op_errno_t op_errno = GD_STORE_SUCCESS;
ret = glusterd_volinfo_new (&volinfo);
@@ -2426,17 +1777,17 @@ glusterd_store_retrieve_volume (char *volname)
snprintf (path, sizeof (path), "%s/%s", volpath,
GLUSTERD_VOLUME_INFO_FILE);
- ret = glusterd_store_handle_retrieve (path, &volinfo->shandle);
+ ret = gf_store_handle_retrieve (path, &volinfo->shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (volinfo->shandle, &iter);
+ ret = gf_store_iter_new (volinfo->shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value, &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
if (ret)
goto out;
@@ -2542,8 +1893,7 @@ glusterd_store_retrieve_volume (char *volname)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
}
/* backward compatibility */
@@ -2587,7 +1937,7 @@ glusterd_store_retrieve_volume (char *volname)
if (op_errno != GD_STORE_EOF)
goto out;
- ret = glusterd_store_iter_destroy (iter);
+ ret = gf_store_iter_destroy (iter);
if (ret)
goto out;
@@ -2619,16 +1969,16 @@ glusterd_store_set_options_path (glusterd_conf_t *conf, char *path, size_t len)
int
_store_global_opts (dict_t *this, char *key, data_t *value, void *data)
{
- glusterd_store_handle_t *shandle = data;
+ gf_store_handle_t *shandle = data;
- glusterd_store_save_value (shandle->fd, key, (char*)value->data);
+ gf_store_save_value (shandle->fd, key, (char*)value->data);
return 0;
}
int32_t
glusterd_store_options (xlator_t *this, dict_t *opts)
{
- glusterd_store_handle_t *shandle = NULL;
+ gf_store_handle_t *shandle = NULL;
glusterd_conf_t *conf = NULL;
char path[PATH_MAX] = {0};
int fd = -1;
@@ -2637,11 +1987,11 @@ glusterd_store_options (xlator_t *this, dict_t *opts)
conf = this->private;
glusterd_store_set_options_path (conf, path, sizeof (path));
- ret = glusterd_store_handle_new (path, &shandle);
+ ret = gf_store_handle_new (path, &shandle);
if (ret)
goto out;
- fd = glusterd_store_mkstemp (shandle);
+ fd = gf_store_mkstemp (shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -2650,11 +2000,11 @@ glusterd_store_options (xlator_t *this, dict_t *opts)
shandle->fd = fd;
dict_foreach (opts, _store_global_opts, shandle);
shandle->fd = 0;
- ret = glusterd_store_rename_tmppath (shandle);
+ ret = gf_store_rename_tmppath (shandle);
if (ret)
goto out;
out:
- glusterd_store_handle_destroy (shandle);
+ gf_store_handle_destroy (shandle);
if (fd >=0 )
close (fd);
return ret;
@@ -2665,25 +2015,25 @@ glusterd_store_retrieve_options (xlator_t *this)
{
char path[PATH_MAX] = {0};
glusterd_conf_t *conf = NULL;
- glusterd_store_handle_t *shandle = NULL;
- glusterd_store_iter_t *iter = NULL;
+ gf_store_handle_t *shandle = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
- glusterd_store_op_errno_t op_errno = 0;
+ gf_store_op_errno_t op_errno = 0;
int ret = -1;
conf = this->private;
glusterd_store_set_options_path (conf, path, sizeof (path));
- ret = glusterd_store_handle_retrieve (path, &shandle);
+ ret = gf_store_handle_retrieve (path, &shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (shandle, &iter);
+ ret = gf_store_iter_new (shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value, &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
while (!ret) {
ret = dict_set_dynstr (conf->opts, key, value);
if (ret) {
@@ -2695,15 +2045,14 @@ glusterd_store_retrieve_options (xlator_t *this)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
}
if (op_errno != GD_STORE_EOF)
goto out;
ret = 0;
out:
- glusterd_store_iter_destroy (iter);
- glusterd_store_handle_destroy (shandle);
+ gf_store_iter_destroy (iter);
+ gf_store_handle_destroy (shandle);
return ret;
}
@@ -2823,7 +2172,7 @@ glusterd_store_delete_peerinfo (glusterd_peerinfo_t *peerinfo)
out:
if (peerinfo->shandle) {
- glusterd_store_handle_destroy (peerinfo->shandle);
+ gf_store_handle_destroy (peerinfo->shandle);
peerinfo->shandle = NULL;
}
gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
@@ -2849,7 +2198,7 @@ glusterd_store_create_peer_dir ()
char path[PATH_MAX];
glusterd_store_peerinfo_dirpath_set (path, sizeof (path));
- ret = glusterd_store_mkdir (path);
+ ret = gf_store_mkdir (path);
gf_log ("", GF_LOG_DEBUG, "Returning with %d", ret);
return ret;
@@ -2893,8 +2242,8 @@ glusterd_store_peerinfo_hostname_shandle_create (glusterd_peerinfo_t *peerinfo)
glusterd_store_hostname_peerpath_set (peerinfo, peerfpath,
sizeof (peerfpath));
- ret = glusterd_store_handle_create_on_absence (&peerinfo->shandle,
- peerfpath);
+ ret = gf_store_handle_create_on_absence (&peerinfo->shandle,
+ peerfpath);
return ret;
}
@@ -2906,8 +2255,8 @@ glusterd_store_peerinfo_uuid_shandle_create (glusterd_peerinfo_t *peerinfo)
glusterd_store_uuid_peerpath_set (peerinfo, peerfpath,
sizeof (peerfpath));
- ret = glusterd_store_handle_create_on_absence (&peerinfo->shandle,
- peerfpath);
+ ret = gf_store_handle_create_on_absence (&peerinfo->shandle,
+ peerfpath);
return ret;
}
@@ -2923,7 +2272,7 @@ glusterd_peerinfo_hostname_shandle_check_destroy (glusterd_peerinfo_t *peerinfo)
ret = stat (peerfpath, &stbuf);
if (!ret) {
if (peerinfo->shandle)
- glusterd_store_handle_destroy (peerinfo->shandle);
+ gf_store_handle_destroy (peerinfo->shandle);
peerinfo->shandle = NULL;
ret = unlink (peerfpath);
}
@@ -2952,18 +2301,18 @@ glusterd_store_peer_write (int fd, glusterd_peerinfo_t *peerinfo)
char buf[50] = {0};
int32_t ret = 0;
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_UUID,
- uuid_utoa (peerinfo->uuid));
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_UUID,
+ uuid_utoa (peerinfo->uuid));
if (ret)
goto out;
snprintf (buf, sizeof (buf), "%d", peerinfo->state.state);
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_STATE, buf);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_STATE, buf);
if (ret)
goto out;
- ret = glusterd_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_HOSTNAME "1",
- peerinfo->hostname);
+ ret = gf_store_save_value (fd, GLUSTERD_STORE_KEY_PEER_HOSTNAME "1",
+ peerinfo->hostname);
if (ret)
goto out;
@@ -2980,7 +2329,7 @@ glusterd_store_perform_peer_store (glusterd_peerinfo_t *peerinfo)
GF_ASSERT (peerinfo);
- fd = glusterd_store_mkstemp (peerinfo->shandle);
+ fd = gf_store_mkstemp (peerinfo->shandle);
if (fd <= 0) {
ret = -1;
goto out;
@@ -2990,10 +2339,10 @@ glusterd_store_perform_peer_store (glusterd_peerinfo_t *peerinfo)
if (ret)
goto out;
- ret = glusterd_store_rename_tmppath (peerinfo->shandle);
+ ret = gf_store_rename_tmppath (peerinfo->shandle);
out:
if (ret && (fd > 0))
- glusterd_store_unlink_tmppath (peerinfo->shandle);
+ gf_store_unlink_tmppath (peerinfo->shandle);
if (fd > 0)
close (fd);
gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
@@ -3033,13 +2382,13 @@ glusterd_store_retrieve_peers (xlator_t *this)
uuid_t uuid = {0,};
char *hostname = NULL;
int32_t state = 0;
- glusterd_store_handle_t *shandle = NULL;
+ gf_store_handle_t *shandle = NULL;
char filepath[PATH_MAX] = {0,};
- glusterd_store_iter_t *iter = NULL;
+ gf_store_iter_t *iter = NULL;
char *key = NULL;
char *value = NULL;
glusterd_peerctx_args_t args = {0};
- glusterd_store_op_errno_t op_errno = GD_STORE_SUCCESS;
+ gf_store_op_errno_t op_errno = GD_STORE_SUCCESS;
GF_ASSERT (this);
priv = this->private;
@@ -3061,16 +2410,15 @@ glusterd_store_retrieve_peers (xlator_t *this)
while (entry) {
snprintf (filepath, PATH_MAX, "%s/%s", path, entry->d_name);
- ret = glusterd_store_handle_retrieve (filepath, &shandle);
+ ret = gf_store_handle_retrieve (filepath, &shandle);
if (ret)
goto out;
- ret = glusterd_store_iter_new (shandle, &iter);
+ ret = gf_store_iter_new (shandle, &iter);
if (ret)
goto out;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value, &op_errno);
if (ret)
goto out;
@@ -3098,13 +2446,13 @@ glusterd_store_retrieve_peers (xlator_t *this)
key = NULL;
value = NULL;
- ret = glusterd_store_iter_get_next (iter, &key, &value,
- &op_errno);
+ ret = gf_store_iter_get_next (iter, &key, &value,
+ &op_errno);
}
if (op_errno != GD_STORE_EOF)
goto out;
- (void) glusterd_store_iter_destroy (iter);
+ (void) gf_store_iter_destroy (iter);
ret = glusterd_friend_add (hostname, 0, state, &uuid,
&peerinfo, 1, NULL);
diff --git a/xlators/mgmt/glusterd/src/glusterd-store.h b/xlators/mgmt/glusterd/src/glusterd-store.h
index 942522c4a4b..e4f9e4a0a2f 100644
--- a/xlators/mgmt/glusterd/src/glusterd-store.h
+++ b/xlators/mgmt/glusterd/src/glusterd-store.h
@@ -82,16 +82,6 @@ typedef enum glusterd_store_ver_ac_{
} while (0); \
-typedef enum {
- GD_STORE_SUCCESS,
- GD_STORE_KEY_NULL,
- GD_STORE_VALUE_NULL,
- GD_STORE_KEY_VALUE_NULL,
- GD_STORE_EOF,
- GD_STORE_ENOMEM,
- GD_STORE_STAT_FAILED
-} glusterd_store_op_errno_t;
-
int32_t
glusterd_store_volinfo (glusterd_volinfo_t *volinfo, glusterd_volinfo_ver_ac_t ac);
@@ -99,16 +89,6 @@ int32_t
glusterd_store_delete_volume (glusterd_volinfo_t *volinfo);
int32_t
-glusterd_store_handle_new (char *path, glusterd_store_handle_t **handle);
-
-int32_t
-glusterd_store_save_value (int fd, char *key, char *value);
-
-int32_t
-glusterd_store_retrieve_value (glusterd_store_handle_t *handle,
- char *key, char **value);
-
-int32_t
glusterd_retrieve_uuid ();
int32_t
@@ -122,9 +102,6 @@ glusterd_store_delete_brick (glusterd_brickinfo_t *brickinfo,
char *delete_path);
int32_t
-glusterd_store_handle_destroy (glusterd_store_handle_t *handle);
-
-int32_t
glusterd_restore ();
void
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
index 91ca2de7c09..7e822594ed8 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
@@ -3052,7 +3052,7 @@ glusterd_delete_stale_volume (glusterd_volinfo_t *stale_volinfo,
(void) glusterd_delete_all_bricks (stale_volinfo);
if (stale_volinfo->shandle) {
unlink (stale_volinfo->shandle->path);
- (void) glusterd_store_handle_destroy (stale_volinfo->shandle);
+ (void) gf_store_handle_destroy (stale_volinfo->shandle);
stale_volinfo->shandle = NULL;
}
(void) glusterd_volinfo_delete (stale_volinfo);
diff --git a/xlators/mgmt/glusterd/src/glusterd.c b/xlators/mgmt/glusterd/src/glusterd.c
index 3b419d2e052..84c726577e0 100644
--- a/xlators/mgmt/glusterd/src/glusterd.c
+++ b/xlators/mgmt/glusterd/src/glusterd.c
@@ -1201,7 +1201,7 @@ fini (xlator_t *this)
conf = this->private;
FREE (conf->pmap);
if (conf->handle)
- glusterd_store_handle_destroy (conf->handle);
+ gf_store_handle_destroy (conf->handle);
glusterd_sm_tr_log_delete (&conf->op_sm_log);
GF_FREE (conf);
this->private = NULL;
diff --git a/xlators/mgmt/glusterd/src/glusterd.h b/xlators/mgmt/glusterd/src/glusterd.h
index e3b1884eb0c..6bd9431e83e 100644
--- a/xlators/mgmt/glusterd/src/glusterd.h
+++ b/xlators/mgmt/glusterd/src/glusterd.h
@@ -37,6 +37,7 @@
#include "glusterd-pmap.h"
#include "cli1-xdr.h"
#include "syncop.h"
+#include "store.h"
#define GLUSTERD_MAX_VOLUME_NAME 1000
#define DEFAULT_LOG_FILE_DIRECTORY DATADIR "/log/glusterfs"
@@ -98,13 +99,6 @@ typedef enum glusterd_op_ {
} glusterd_op_t;
extern const char * gd_op_list[];
-struct glusterd_store_iter_ {
- int fd;
- FILE *file;
- char filepath[PATH_MAX];
-};
-
-typedef struct glusterd_store_iter_ glusterd_store_iter_t;
struct glusterd_volgen {
dict_t *dict;
@@ -137,7 +131,7 @@ typedef struct {
struct list_head volumes;
pthread_mutex_t xprt_lock;
struct list_head xprt_list;
- glusterd_store_handle_t *handle;
+ gf_store_handle_t *handle;
gf_timer_t *timer;
glusterd_sm_tr_log_t op_sm_log;
struct rpc_clnt_program *gfs_mgmt;
@@ -170,7 +164,7 @@ struct glusterd_brickinfo {
int rdma_port;
char *logfile;
gf_boolean_t signed_in;
- glusterd_store_handle_t *shandle;
+ gf_store_handle_t *shandle;
gf_brick_status_t status;
struct rpc_clnt *rpc;
int decommissioned;
@@ -273,9 +267,9 @@ struct glusterd_volinfo_ {
int dist_leaf_count; /* Number of bricks in one
distribute subvolume */
int port;
- glusterd_store_handle_t *shandle;
- glusterd_store_handle_t *rb_shandle;
- glusterd_store_handle_t *node_state_shandle;
+ gf_store_handle_t *shandle;
+ gf_store_handle_t *rb_shandle;
+ gf_store_handle_t *node_state_shandle;
/* Defrag/rebalance related */
glusterd_rebalance_t rebal;