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authorN Balachandran <nbalacha@redhat.com>2016-09-14 20:12:42 +0530
committerAtin Mukherjee <amukherj@redhat.com>2016-09-15 06:15:31 -0700
commit957e40060734f1a0b2d9e3d37c4b0f7961f56b51 (patch)
treeb3cfb0a4ec535cd5dc49c0df8cf640abe6acfadc /cli/src
parenta046e4d5bbd2ee756ff6fdb7aa1aca115002b133 (diff)
events/dht: dht cli events
Adding events for add/remove brick and rebalance from the cli. Change-Id: I4e07cb7224e1b63a2926db055f87a02220c5d043 BUG: 1371874 Signed-off-by: N Balachandran <nbalacha@redhat.com> Reviewed-on: http://review.gluster.org/15500 NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org> Smoke: Gluster Build System <jenkins@build.gluster.org> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
Diffstat (limited to 'cli/src')
-rw-r--r--cli/src/cli-cmd-volume.c170
1 files changed, 168 insertions, 2 deletions
diff --git a/cli/src/cli-cmd-volume.c b/cli/src/cli-cmd-volume.c
index 6d0fdf765b4..d78ac0ee3af 100644
--- a/cli/src/cli-cmd-volume.c
+++ b/cli/src/cli-cmd-volume.c
@@ -609,6 +609,10 @@ cli_cmd_volume_defrag_cbk (struct cli_state *state, struct cli_cmd_word *word,
int sent = 0;
int parse_error = 0;
cli_local_t *local = NULL;
+#if (USE_EVENTS)
+ eventtypes_t event = EVENT_LAST;
+#endif
+
#ifdef GF_SOLARIS_HOST_OS
cli_out ("Command not supported on Solaris");
goto out;
@@ -638,6 +642,19 @@ out:
cli_cmd_sent_status_get (&sent);
if ((sent == 0) && (parse_error == 0))
cli_out ("Volume rebalance failed");
+ } else {
+
+#if (USE_EVENTS)
+ if (!(strcmp (words[wordcount-1], "start")) ||
+ !(strcmp (words[wordcount-1], "force"))) {
+ event = EVENT_VOLUME_REBALANCE_START;
+ } else if (!strcmp (words[wordcount-1], "stop")) {
+ event = EVENT_VOLUME_REBALANCE_STOP;
+ }
+
+ if (event != EVENT_LAST)
+ gf_event (event, "volume=%s", (char *)words[2]);
+#endif
}
CLI_STACK_DESTROY (frame);
@@ -849,6 +866,115 @@ out:
}
+static
+int
+cli_event_remove_brick_str (dict_t *options, char **event_str,
+ eventtypes_t *event)
+{
+ int ret = -1;
+ char *bricklist = NULL;
+ char *brick = NULL;
+ char *volname = NULL;
+ char key[256] = {0,};
+ const char *eventstrformat = "volume=%s;bricks=%s";
+ int32_t command = 0;
+ int32_t i = 1;
+ int32_t count = 0;
+ int32_t eventstrlen = 1;
+ char *tmp_ptr = NULL;
+
+ if (!options || !event_str || !event)
+ goto out;
+
+ ret = dict_get_str (options, "volname", &volname);
+ if (ret || !volname) {
+ gf_log ("cli", GF_LOG_ERROR, "Failed to fetch volname");
+ ret = -1;
+ goto out;
+ }
+ /* Get the list of bricks for the event */
+ ret = dict_get_int32 (options, "command", &command);
+ if (ret) {
+ gf_log ("cli", GF_LOG_ERROR, "Failed to fetch command");
+ ret = -1;
+ goto out;
+ }
+
+ switch (command) {
+ case GF_OP_CMD_START:
+ *event = EVENT_VOLUME_REMOVE_BRICK_START;
+ break;
+ case GF_OP_CMD_COMMIT:
+ *event = EVENT_VOLUME_REMOVE_BRICK_COMMIT;
+ break;
+ case GF_OP_CMD_COMMIT_FORCE:
+ *event = EVENT_VOLUME_REMOVE_BRICK_FORCE;
+ break;
+ case GF_OP_CMD_STOP:
+ *event = EVENT_VOLUME_REMOVE_BRICK_STOP;
+ break;
+ default:
+ *event = EVENT_LAST;
+ break;
+ }
+
+ ret = -1;
+
+ if (*event == EVENT_LAST) {
+ goto out;
+ }
+
+ /* I could just get this from words[] but this is cleaner in case the
+ * format changes */
+ while (i) {
+ snprintf (key, sizeof (key), "brick%d", i);
+ ret = dict_get_str (options, key, &brick);
+ if (ret) {
+ break;
+ }
+ eventstrlen += strlen (brick) + 1;
+ i++;
+ }
+
+ count = --i;
+
+ eventstrlen += 1;
+
+ bricklist = GF_CALLOC (eventstrlen, sizeof (char), gf_common_mt_char);
+ if (!bricklist) {
+ goto out;
+ }
+
+ tmp_ptr = bricklist;
+
+ i = 1;
+ while (i <= count) {
+ snprintf (key, sizeof (key), "brick%d", i);
+ ret = dict_get_str (options, key, &brick);
+ if (ret) {
+ break;
+ }
+ snprintf (tmp_ptr, eventstrlen, "%s ", brick);
+ eventstrlen -= (strlen (brick) + 1);
+ tmp_ptr += (strlen (brick) + 1);
+ i++;
+ }
+
+ if (!ret) {
+ gf_asprintf (event_str, eventstrformat, volname,
+ bricklist);
+ } else {
+ gf_asprintf (event_str, eventstrformat, volname,
+ "<unavailable>");
+ }
+
+ ret = 0;
+out:
+ GF_FREE (bricklist);
+ return ret;
+}
+
+
int
cli_cmd_volume_add_brick_cbk (struct cli_state *state,
struct cli_cmd_word *word, const char **words,
@@ -863,6 +989,12 @@ cli_cmd_volume_add_brick_cbk (struct cli_state *state,
gf_answer_t answer = GF_ANSWER_NO;
cli_local_t *local = NULL;
+#if (USE_EVENTS)
+ char *event_str = NULL;
+ char *bricks = NULL;
+ const char *eventstrformat = "volume=%s;bricks=%s";
+#endif
+
const char *question = "Changing the 'stripe count' of the volume is "
"not a supported feature. In some cases it may result in data "
"loss on the volume. Also there may be issues with regular "
@@ -891,6 +1023,20 @@ cli_cmd_volume_add_brick_cbk (struct cli_state *state,
}
}
+#if (USE_EVENTS)
+ /* Get the list of bricks for the event */
+
+ ret = dict_get_str (options, "bricks", &bricks);
+
+ if (!ret) {
+ gf_asprintf (&event_str, eventstrformat, (char *)words[2],
+ &bricks[1] /*Skip leading space*/);
+ } else {
+ gf_asprintf (&event_str, eventstrformat, (char *)words[2],
+ "<unavailable>");
+ }
+#endif
+
if (state->mode & GLUSTER_MODE_WIGNORE) {
ret = dict_set_int32 (options, "force", _gf_true);
if (ret) {
@@ -913,10 +1059,14 @@ out:
cli_cmd_sent_status_get (&sent);
if ((sent == 0) && (parse_error == 0))
cli_out ("Volume add-brick failed");
+ } else {
+#if (USE_EVENTS)
+ gf_event (EVENT_VOLUME_ADD_BRICK, event_str);
+ GF_FREE (event_str);
+#endif
}
CLI_STACK_DESTROY (frame);
-
return ret;
}
@@ -1787,7 +1937,11 @@ cli_cmd_volume_remove_brick_cbk (struct cli_state *state,
int need_question = 0;
cli_local_t *local = NULL;
char *volname = NULL;
-
+#if (USE_EVENTS)
+ eventtypes_t event = EVENT_LAST;
+ char *event_str = NULL;
+ int event_ret = -1;
+#endif
const char *question = "Removing brick(s) can result in data loss. "
"Do you want to Continue?";
@@ -1810,6 +1964,10 @@ cli_cmd_volume_remove_brick_cbk (struct cli_state *state,
goto out;
}
+#if (USE_EVENTS)
+ event_ret = cli_event_remove_brick_str (options, &event_str, &event);
+#endif
+
if (!strcmp (volname, GLUSTER_SHARED_STORAGE)) {
question = "Removing brick from the shared storage volume"
"(gluster_shared_storage), will affect features "
@@ -1841,10 +1999,18 @@ out:
cli_cmd_sent_status_get (&sent);
if ((sent == 0) && (parse_error == 0))
cli_out ("Volume remove-brick failed");
+ } else {
+#if (USE_EVENTS)
+ if (!event_ret) {
+ gf_event (event, event_str);
+ GF_FREE (event_str);
+ }
+#endif
}
CLI_STACK_DESTROY (frame);
+
return ret;
}