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authorVijay Bellur <vijay@gluster.com>2011-08-18 23:19:22 +0530
committerAnand Avati <avati@gluster.com>2011-08-19 01:29:18 -0700
commit0143a2ef653d0f7a337c8220f127655dadbca942 (patch)
tree61896872f41f8ccb39b692a521a62569516bab2d /xlators/mgmt/glusterd/src/glusterd-op-sm.c
parentd2849bd349081b332540713cfeaa561f57356b2a (diff)
mgmt/glusterd, cli: Introduce gluster volume status <volname>
Change-Id: Iea835b9e448e736016da2e44e3c9bfff93f2fa78 BUG: 3439 Reviewed-on: http://review.gluster.com/259 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@gluster.com>
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-op-sm.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-op-sm.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.c b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
index 0875ec97a..a99c9fa13 100644
--- a/xlators/mgmt/glusterd/src/glusterd-op-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
@@ -1856,6 +1856,48 @@ out:
return ret;
}
+static int
+glusterd_op_stage_status_volume (dict_t *dict, char **op_errstr)
+{
+ int ret = -1;
+ gf_boolean_t exists = _gf_false;
+ char *volname = NULL;
+ glusterd_conf_t *priv = NULL;
+ xlator_t *this = NULL;
+ char msg[2048] = {0,};
+
+ GF_ASSERT (dict);
+ this = THIS;
+ GF_ASSERT (this);
+ priv = this->private;
+ GF_ASSERT(priv);
+
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (ret) {
+ gf_log ("glusterd", GF_LOG_ERROR, "Unable to get volume name");
+ goto out;
+ }
+
+ exists = glusterd_check_volume_exists (volname);
+ if (!exists) {
+ snprintf (msg, sizeof(msg), "Volume %s does not exist", volname);
+ gf_log ("glusterd", GF_LOG_ERROR, "%s", msg);
+
+ *op_errstr = gf_strdup(msg);
+ ret = -1;
+ goto out;
+ }
+
+ ret = 0;
+
+ out:
+ if (ret && !(*op_errstr))
+ *op_errstr = gf_strdup ("Validation Failed for Status");
+
+ gf_log ("glusterd", GF_LOG_DEBUG, "Returning: %d", ret);
+ return ret;
+}
int
glusterd_query_extutil (char *resbuf, runner_t *runner)
@@ -6440,6 +6482,67 @@ out:
}
static int
+glusterd_op_status_volume (dict_t *dict, char **op_errstr,
+ dict_t *rsp_dict)
+{
+ int ret = -1;
+ char *volname = NULL;
+ int count = 0;
+ int brick_count = 0;
+ glusterd_volinfo_t *volinfo = NULL;
+ glusterd_brickinfo_t *brickinfo = NULL;
+ glusterd_conf_t *priv = NULL;
+ xlator_t *this = NULL;
+ int32_t brick_index = 0;
+
+ this = THIS;
+ GF_ASSERT (this);
+ priv = this->private;
+
+ GF_ASSERT (priv);
+
+ GF_ASSERT (dict);
+
+
+ ret = dict_get_str (dict, "volname", &volname);
+ if (!ret) {
+ ret = glusterd_volinfo_find (volname, &volinfo);
+ if (ret) {
+ gf_log ("", GF_LOG_ERROR, "Volume with name: %s "
+ "does not exist", volname);
+ goto out;
+ }
+ }
+
+ if (!rsp_dict) {
+ //this should happen only on source
+ ret = 0;
+ rsp_dict = glusterd_op_get_ctx (GD_OP_STATUS_VOLUME);
+ }
+
+ if (volname) {
+ list_for_each_entry (brickinfo, &volinfo->bricks, brick_list) {
+ if (!uuid_compare (brickinfo->uuid, priv->uuid)) {
+ ret = glusterd_add_brick_to_dict (volinfo,
+ brickinfo,
+ rsp_dict,
+ brick_index);
+ count++;
+ brick_count = count;
+ }
+ brick_index++;
+ }
+ }
+
+ ret = dict_set_int32 (rsp_dict, "count", brick_count);
+
+out:
+ gf_log ("", GF_LOG_DEBUG, "Returning %d", ret);
+
+ return ret;
+}
+
+static int
glusterd_op_ac_none (glusterd_op_sm_event_t *event, void *ctx)
{
int ret = 0;
@@ -6664,6 +6767,7 @@ glusterd_op_build_payload (glusterd_op_t op, dict_t **req)
case GD_OP_GSYNC_SET:
case GD_OP_PROFILE_VOLUME:
case GD_OP_LOG_LEVEL:
+ case GD_OP_STATUS_VOLUME:
{
dict_t *dict = ctx;
dict_copy (dict, req_dict);
@@ -7628,6 +7732,10 @@ glusterd_op_stage_validate (glusterd_op_t op, dict_t *dict, char **op_errstr,
ret = glusterd_op_stage_log_level (dict, op_errstr);
break;
+ case GD_OP_STATUS_VOLUME:
+ ret = glusterd_op_stage_status_volume (dict, op_errstr);
+ break;
+
default:
gf_log ("", GF_LOG_ERROR, "Unknown op %d",
op);
@@ -7711,6 +7819,10 @@ glusterd_op_commit_perform (glusterd_op_t op, dict_t *dict, char **op_errstr,
ret = glusterd_op_log_level (dict);
break;
+ case GD_OP_STATUS_VOLUME:
+ ret = glusterd_op_status_volume (dict, op_errstr, rsp_dict);
+ break;
+
default:
gf_log ("", GF_LOG_ERROR, "Unknown op %d",
op);
@@ -8733,6 +8845,7 @@ glusterd_op_free_ctx (glusterd_op_t op, void *ctx, gf_boolean_t ctx_free)
case GD_OP_QUOTA:
case GD_OP_PROFILE_VOLUME:
case GD_OP_LOG_LEVEL:
+ case GD_OP_STATUS_VOLUME:
dict_unref (ctx);
break;
case GD_OP_DELETE_VOLUME: