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-rw-r--r--xlators/mgmt/glusterd/src/glusterd-op-sm.c2
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.c104
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.h5
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-volume-ops.c16
-rw-r--r--xlators/mgmt/glusterd/src/glusterd.h10
5 files changed, 124 insertions, 13 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.c b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
index 38d73b1f737..f24cb9b1332 100644
--- a/xlators/mgmt/glusterd/src/glusterd-op-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
@@ -2459,7 +2459,7 @@ glusterd_op_commit_perform (glusterd_op_t op, dict_t *dict, char **op_errstr,
break;
case GD_OP_STATEDUMP_VOLUME:
- ret = glusterd_op_statedump_volume (dict);
+ ret = glusterd_op_statedump_volume (dict, op_errstr);
break;
default:
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
index efc7069d8d4..c0462d9c779 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
@@ -4532,13 +4532,15 @@ int
glusterd_set_dump_options (char *dumpoptions_path, char *options,
int option_cnt)
{
- int ret = -1;
+ int ret = 0;
char *dup_options = NULL;
char *option = NULL;
char *tmpptr = NULL;
FILE *fp = NULL;
+ int nfs_cnt = 0;
- if (0 == option_cnt) {
+ if (0 == option_cnt ||
+ (option_cnt == 1 && (!strcmp (options, "nfs ")))) {
ret = 0;
goto out;
}
@@ -4553,6 +4555,16 @@ glusterd_set_dump_options (char *dumpoptions_path, char *options,
dup_options);
option = strtok_r (dup_options, " ", &tmpptr);
while (option) {
+ if (!strcmp (option, "nfs")) {
+ if (nfs_cnt > 0) {
+ unlink (dumpoptions_path);
+ ret = 0;
+ goto out;
+ }
+ nfs_cnt++;
+ option = strtok_r (NULL, " ", &tmpptr);
+ continue;
+ }
fprintf (fp, "%s=yes\n", option);
option = strtok_r (NULL, " ", &tmpptr);
}
@@ -4560,13 +4572,15 @@ glusterd_set_dump_options (char *dumpoptions_path, char *options,
out:
if (fp)
fclose (fp);
+ if (dup_options)
+ GF_FREE (dup_options);
return ret;
}
int
glusterd_brick_statedump (glusterd_volinfo_t *volinfo,
glusterd_brickinfo_t *brickinfo,
- char *options, int option_cnt)
+ char *options, int option_cnt, char **op_errstr)
{
int ret = -1;
xlator_t *this = NULL;
@@ -4618,8 +4632,13 @@ glusterd_brick_statedump (glusterd_volinfo_t *volinfo,
snprintf (dumpoptions_path, sizeof (dumpoptions_path),
"/tmp/glusterdump.%d.options", pid);
- glusterd_set_dump_options (dumpoptions_path, options, option_cnt);
-
+ ret = glusterd_set_dump_options (dumpoptions_path, options, option_cnt);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_ERROR, "error while parsing the statedump "
+ "options");
+ ret = -1;
+ goto out;
+ }
gf_log ("", GF_LOG_INFO, "Performing statedump on brick with pid %d",
pid);
@@ -4627,12 +4646,87 @@ glusterd_brick_statedump (glusterd_volinfo_t *volinfo,
kill (pid, SIGUSR1);
sleep (1);
+ ret = 0;
+out:
unlink (dumpoptions_path);
+ if (pidfile)
+ fclose (pidfile);
+ return ret;
+}
+
+int
+glusterd_nfs_statedump (char *options, int option_cnt, char **op_errstr)
+{
+ int ret = -1;
+ xlator_t *this = NULL;
+ glusterd_conf_t *conf = NULL;
+ char pidfile_path[PATH_MAX] = {0,};
+ char path[PATH_MAX] = {0,};
+ FILE *pidfile = NULL;
+ pid_t pid = -1;
+ char dumpoptions_path[PATH_MAX] = {0,};
+ char *option = NULL;
+ char *tmpptr = NULL;
+ char *dup_options = NULL;
+ char msg[256] = {0,};
+
+ this = THIS;
+ GF_ASSERT (this);
+ conf = this->private;
+ GF_ASSERT (conf);
+
+ dup_options = gf_strdup (options);
+ option = strtok_r (dup_options, " ", &tmpptr);
+ if (strcmp (option, "nfs")) {
+ snprintf (msg, sizeof (msg), "for nfs statedump, options should"
+ " be after the key nfs");
+ *op_errstr = gf_strdup (msg);
+ ret = -1;
+ goto out;
+ }
+
+ GLUSTERD_GET_NFS_DIR (path, conf);
+ GLUSTERD_GET_NFS_PIDFILE (pidfile_path, path);
+
+ pidfile = fopen (pidfile_path, "r");
+ if (!pidfile) {
+ gf_log ("", GF_LOG_ERROR, "Unable to open pidfile: %s",
+ pidfile_path);
+ ret = -1;
+ goto out;
+ }
+
+ ret = fscanf (pidfile, "%d", &pid);
+ if (ret <= 0) {
+ gf_log ("", GF_LOG_ERROR, "Unable to get pid of brick process");
+ ret = -1;
+ goto out;
+ }
+
+ snprintf (dumpoptions_path, sizeof (dumpoptions_path),
+ "/tmp/glusterdump.%d.options", pid);
+ ret = glusterd_set_dump_options (dumpoptions_path, options, option_cnt);
+ if (ret < 0) {
+ gf_log ("", GF_LOG_ERROR, "error while parsing the statedump "
+ "options");
+ ret = -1;
+ goto out;
+ }
+
+ gf_log ("", GF_LOG_INFO, "Performing statedump on nfs server with "
+ "pid %d", pid);
+
+ kill (pid, SIGUSR1);
+
+ sleep (1);
ret = 0;
out:
if (pidfile)
fclose (pidfile);
+ unlink (dumpoptions_path);
+ if (dup_options)
+ GF_FREE (dup_options);
return ret;
}
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.h b/xlators/mgmt/glusterd/src/glusterd-utils.h
index 13ac026018f..ba1b8f67805 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.h
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.h
@@ -372,8 +372,9 @@ glusterd_is_fuse_available ();
int
glusterd_brick_statedump (glusterd_volinfo_t *volinfo,
glusterd_brickinfo_t *brickinfo,
- char *options, int option_cnt);
-
+ char *options, int option_cnt, char **op_errstr);
+int
+glusterd_nfs_statedump (char *options, int option_cnt, char **op_errstr);
gf_boolean_t
glusterd_is_volume_replicate (glusterd_volinfo_t *volinfo);
gf_boolean_t
diff --git a/xlators/mgmt/glusterd/src/glusterd-volume-ops.c b/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
index e3971a2763c..1389f78f9d4 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
+++ b/xlators/mgmt/glusterd/src/glusterd-volume-ops.c
@@ -1383,7 +1383,7 @@ glusterd_op_heal_volume (dict_t *dict, char **op_errstr)
}
int
-glusterd_op_statedump_volume (dict_t *dict)
+glusterd_op_statedump_volume (dict_t *dict, char **op_errstr)
{
int ret = 0;
char *volname = NULL;
@@ -1401,11 +1401,19 @@ glusterd_op_statedump_volume (dict_t *dict)
if (ret)
goto out;
gf_log ("", GF_LOG_DEBUG, "Performing statedump on volume %s", volname);
- list_for_each_entry (brickinfo, &volinfo->bricks, brick_list) {
- ret = glusterd_brick_statedump (volinfo, brickinfo, options,
- option_cnt);
+ if (strstr (options, "nfs") != NULL) {
+ ret = glusterd_nfs_statedump (options, option_cnt, op_errstr);
if (ret)
goto out;
+ } else {
+ list_for_each_entry (brickinfo, &volinfo->bricks,
+ brick_list) {
+ ret = glusterd_brick_statedump (volinfo, brickinfo,
+ options, option_cnt,
+ op_errstr);
+ if (ret)
+ goto out;
+ }
}
out:
diff --git a/xlators/mgmt/glusterd/src/glusterd.h b/xlators/mgmt/glusterd/src/glusterd.h
index 7cd34a00892..fe2402ec26b 100644
--- a/xlators/mgmt/glusterd/src/glusterd.h
+++ b/xlators/mgmt/glusterd/src/glusterd.h
@@ -284,6 +284,9 @@ typedef ssize_t (*gd_serialize_t) (struct iovec outmsg, void *args);
GLUSTERD_VOLUME_DIR_PREFIX, volinfo->volname, \
GLUSTERD_BRICK_INFO_DIR);
+#define GLUSTERD_GET_NFS_DIR(path, priv) \
+ snprintf (path, PATH_MAX, "%s/nfs", priv->workdir);
+
#define GLUSTERD_REMOVE_SLASH_FROM_PATH(path,string) do { \
int i = 0; \
for (i = 1; i < strlen (path); i++) { \
@@ -300,6 +303,11 @@ typedef ssize_t (*gd_serialize_t) (struct iovec outmsg, void *args);
volpath, hostname, exp_path); \
}
+#define GLUSTERD_GET_NFS_PIDFILE(pidfile,nfspath) { \
+ snprintf (pidfile, PATH_MAX, "%s/run/nfs.pid", \
+ nfspath); \
+ }
+
#define GLUSTERD_STACK_DESTROY(frame) do {\
frame->local = NULL; \
STACK_DESTROY (frame->root);\
@@ -565,7 +573,7 @@ int glusterd_op_stage_rebalance (dict_t *dict, char **op_errstr);
int glusterd_op_rebalance (dict_t *dict, char **op_errstr, dict_t *rsp_dict);
int glusterd_op_stage_statedump_volume (dict_t *dict, char **op_errstr);
-int glusterd_op_statedump_volume (dict_t *dict);
+int glusterd_op_statedump_volume (dict_t *dict, char **op_errstr);
/* misc */
void glusterd_do_replace_brick (void *data);