cli/snapshot : snapshot list CLI

syntax:
        gluster snapshot list [volname]

        This will list all the snapshots (or) snapshots of a particular volume.

Change-Id: If879e06fe13caf2236f48df345857f833ae83c5b
Signed-off-by: Sachin Pandit <spandit@redhat.com>
Reviewed-on: http://review.gluster.org/7143
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
Tested-by: Rajesh Joseph <rjoseph@redhat.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/cli/src/cli-cmd-parser.c b/cli/src/cli-cmd-parser.c
index 2505bbc7f..6b8f2929f 100644
--- a/cli/src/cli-cmd-parser.c
+++ b/cli/src/cli-cmd-parser.c
@@ -2956,6 +2956,44 @@ cli_snap_create_parse (dict_t *dict, const char **words, int wordcount,
 out :
         return ret;
 }
+
+/* snapshot list [volname]
+ * @arg-0, dict     : Request Dictionary to be sent to server side.
+ * @arg-1, words    : Contains individual words of CLI command.
+ * @arg-2, wordcount: Contains number of words present in the CLI command.
+ * @arg-3, cmdi     : command index, here cmdi is "2" (gluster snapshot list)
+ *
+ * return value : -1 on failure
+ *                 0 on success
+ */
+int
+cli_snap_list_parse (dict_t *dict, const char **words, int wordcount,
+                     unsigned int cmdi) {
+        int     ret     =       -1;
+
+        GF_ASSERT (words);
+        GF_ASSERT (dict);
+
+        if (wordcount < cmdi || wordcount > 3) {
+                gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax");
+                goto out;
+        }
+
+        if (wordcount == 2) {
+                ret = 0;
+                goto out;
+        }
+
+        ret = dict_set_str (dict, "volname", (char *)words[cmdi]);
+        if (ret) {
+                gf_log ("cli", GF_LOG_ERROR,
+                        "Failed to save volname in dictionary");
+                goto out;
+        }
+out :
+        return ret;
+}
+
 /* snapshot info [(snapname |  volume <volname>)]
  * @arg-0, dict     : Request Dictionary to be sent to server side.
  * @arg-1, words    : Contains individual words of CLI command.
@@ -3458,6 +3496,22 @@ cli_cmd_snapshot_parse (const char **words, int wordcount, dict_t **options,
                                                       cmdi);
                         if (ret) {
                                 gf_log ("cli", GF_LOG_ERROR, "Failed to parse "
+                                        "snapshot info command");
+                                goto out;
+                        }
+                        break;
+                }
+
+                case GF_SNAP_OPTION_TYPE_LIST:
+                {
+                        /* Syntax :
+                         * gluster snaphsot list [volname]
+                         */
+
+                        ret = cli_snap_list_parse (dict, words, wordcount,
+                                                   cmdi);
+                        if (ret) {
+                                gf_log ("cli", GF_LOG_ERROR, "Failed to parse "
                                         "snapshot list command");
                                 goto out;
                         }