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From c37f00c27cd27364896400704963737bb6c90668 Mon Sep 17 00:00:00 2001
From: Samikshan Bairagya <samikshan@gmail.com>
Date: Thu, 13 Oct 2016 17:13:54 +0530
Subject: [PATCH 135/141] cli, glusterd: Address issues in get-state cli output

This fixes the following data points:
1. Volume type
2. Peer state
3. List of other hostnames for a peer
4. Data unit information for rebalance

The following data points are removed:
1. Mount options and filesystem types for bricks
2. global-option-version from list of global options

The following data points are added:
1. Replica Count
2. Tier type for bricks belonging to hot/cold tier

> Reviewed-on: http://review.gluster.org/15662
> Reviewed-by: mohammed rafi  kc <rkavunga@redhat.com>
> CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
> Smoke: Gluster Build System <jenkins@build.gluster.org>
> Reviewed-by: Atin Mukherjee <amukherj@redhat.com>

>Reviewed-on: http://review.gluster.org/15696
>Smoke: Gluster Build System <jenkins@build.gluster.org>
>NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
>CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
>Reviewed-by: Atin Mukherjee <amukherj@redhat.com>

Change-Id: I5011250e863fdc4929b203cdb345d79b2f16c6a5
BUG: 1382277
Signed-off-by: Samikshan Bairagya <samikshan@gmail.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/87965
Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
Tested-by: Atin Mukherjee <amukherj@redhat.com>
---
 xlators/mgmt/glusterd/src/glusterd-handler.c    |   57 +++++++++++++---------
 xlators/mgmt/glusterd/src/glusterd-peer-utils.c |   51 --------------------
 xlators/mgmt/glusterd/src/glusterd-peer-utils.h |    3 -
 xlators/mgmt/glusterd/src/glusterd-utils.c      |    4 +-
 4 files changed, 36 insertions(+), 79 deletions(-)

diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index d81204e..d2bb20d 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -4957,6 +4957,9 @@ glusterd_print_global_options (dict_t *opts, char *key, data_t *val, void *data)
         GF_VALIDATE_OR_GOTO (THIS->name, val, out);
         GF_VALIDATE_OR_GOTO (THIS->name, data, out);
 
+        if (strcmp (key, "global-option-version") == 0)
+                goto out;
+
         fp = (FILE *) data;
         fprintf (fp, "%s: %s\n", key, val->data);
 out:
@@ -5045,7 +5048,6 @@ glusterd_get_state (rpcsvc_request_t *req, dict_t *dict)
         char     transport_type_str[STATUS_STRLEN] = {0,};
         char     quorum_status_str[STATUS_STRLEN] = {0,};
         char     rebal_status_str[STATUS_STRLEN] = {0,};
-        char     peer_state_str[STATUS_STRLEN] = {0,};
         char     vol_status_str[STATUS_STRLEN] = {0,};
 
         this = THIS;
@@ -5133,25 +5135,29 @@ glusterd_get_state (rpcsvc_request_t *req, dict_t *dict)
         fprintf (fp, "\n[Peers]\n");
 
         cds_list_for_each_entry_rcu (peerinfo, &priv->peers, uuid_list) {
-                ret = gd_peer_state_str (peerinfo, peer_state_str);
-                if (ret) {
-                        rcu_read_unlock ();
-                        gf_msg (this->name, GF_LOG_ERROR, 0,
-                                GD_MSG_STATE_STR_GET_FAILED,
-                                "Failed to get peer state");
-                        goto out;
-                }
-
                 fprintf (fp, "Peer%d.primary_hostname: %s\n", ++count,
                          peerinfo->hostname);
                 fprintf (fp, "Peer%d.uuid: %s\n", count, gd_peer_uuid_str (peerinfo));
-                fprintf (fp, "Peer%d.state: %s\n", count, peer_state_str);
-                fprintf (fp, "Peer%d.connected: %d\n", count, peerinfo->connected);
+                fprintf (fp, "Peer%d.state: %s\n", count,
+                         glusterd_friend_sm_state_name_get (peerinfo->state.state));
+                fprintf (fp, "Peer%d.connected: %s\n", count,
+                         peerinfo->connected ? "Connected" : "Disconnected");
 
-                fprintf (fp, "Peer%d.hostnames: ", count);
+                fprintf (fp, "Peer%d.othernames: ", count);
+                count_bkp = 0;
                 cds_list_for_each_entry (peer_hostname_info,
-                                         &peerinfo->hostnames, hostname_list)
-                        fprintf (fp, "%s, ", peer_hostname_info->hostname);
+                                         &peerinfo->hostnames, hostname_list) {
+                        if (strcmp (peerinfo->hostname,
+                                    peer_hostname_info->hostname) == 0)
+                                continue;
+
+                        if (count_bkp > 0)
+                                fprintf (fp, ",");
+
+                        fprintf (fp, "%s", peer_hostname_info->hostname);
+                        count_bkp++;
+                }
+                count_bkp = 0;
                 fprintf (fp, "\n");
         }
         rcu_read_unlock ();
@@ -5237,12 +5243,17 @@ glusterd_get_state (rpcsvc_request_t *req, dict_t *dict)
                                  count, brickinfo->rdma_port);
                         fprintf (fp, "Volume%d.Brick%d.status: %s\n", count_bkp,
                                  count, brickinfo->status ? "Started" : "Stopped");
-                        fprintf (fp, "Volume%d.Brick%d.filesystem_type: %s\n",
-                                 count_bkp, count, brickinfo->fstype);
-                        fprintf (fp, "Volume%d.Brick%d.mount_options: %s\n",
-                                 count_bkp, count, brickinfo->mnt_opts);
                         fprintf (fp, "Volume%d.Brick%d.signedin: %s\n", count_bkp,
                                  count, brickinfo->signed_in ? "True" : "False");
+
+                        /*FIXME: This is a hacky way of figuring out whether a
+                         * brick belongs to the hot or cold tier */
+                        if (volinfo->type == GF_CLUSTER_TYPE_TIER) {
+                                 fprintf (fp, "Volume%d.Brick%d.tier: %s\n",
+                                      count_bkp, count,
+                                      count <= volinfo->tier_info.hot_brick_count ?
+                                      "Hot" : "Cold");
+                        }
                 }
 
                 count = count_bkp;
@@ -5255,6 +5266,8 @@ glusterd_get_state (rpcsvc_request_t *req, dict_t *dict)
                          volinfo->snap_count);
                 fprintf (fp, "Volume%d.stripe_count: %d\n", count,
                          volinfo->stripe_count);
+                fprintf (fp, "Volume%d.replica_count: %d\n", count,
+                         volinfo->replica_count);
                 fprintf (fp, "Volume%d.subvol_count: %d\n", count,
                          volinfo->subvol_count);
                 fprintf (fp, "Volume%d.arbiter_count: %d\n", count,
@@ -5283,10 +5296,8 @@ glusterd_get_state (rpcsvc_request_t *req, dict_t *dict)
                          volinfo->rebal.lookedup_files);
                 fprintf (fp, "Volume%d.rebalance.files: %"PRIu64"\n", count,
                          volinfo->rebal.rebalance_files);
-                fprintf (fp, "Volume%d.rebalance.data: %"PRIu64"\n", count,
-                         volinfo->rebal.rebalance_data);
-                fprintf (fp, "Volume%d.rebalance.data: %"PRIu64"\n", count,
-                         volinfo->rebal.rebalance_data);
+                fprintf (fp, "Volume%d.rebalance.data: %s\n", count,
+                         gf_uint64_2human_readable (volinfo->rebal.rebalance_data));
 
                 if (volinfo->type == GF_CLUSTER_TYPE_TIER) {
                         ret = glusterd_volume_get_hot_tier_type_str (
diff --git a/xlators/mgmt/glusterd/src/glusterd-peer-utils.c b/xlators/mgmt/glusterd/src/glusterd-peer-utils.c
index 509efb7..72d6b17 100644
--- a/xlators/mgmt/glusterd/src/glusterd-peer-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-peer-utils.c
@@ -393,57 +393,6 @@ gd_peer_uuid_str (glusterd_peerinfo_t *peerinfo)
         return peerinfo->uuid_str;
 }
 
-int
-gd_peer_state_str (glusterd_peerinfo_t *peerinfo, char *state_str)
-{
-        int ret = -1;
-
-        GF_VALIDATE_OR_GOTO (THIS->name, peerinfo, out);
-        GF_VALIDATE_OR_GOTO (THIS->name, state_str, out);
-
-        switch (peerinfo->state.state) {
-        case GD_FRIEND_STATE_DEFAULT:
-                gf_asprintf (&state_str, "%s", "default");
-                break;
-        case GD_FRIEND_STATE_REQ_SENT:
-                gf_asprintf (&state_str, "%s", "request sent");
-                break;
-        case GD_FRIEND_STATE_REQ_RCVD:
-                gf_asprintf (&state_str, "%s", "request received");
-                break;
-        case GD_FRIEND_STATE_BEFRIENDED:
-                gf_asprintf (&state_str, "%s", "befriended");
-                break;
-        case GD_FRIEND_STATE_REQ_ACCEPTED:
-                gf_asprintf (&state_str, "%s", "request accepted");
-                break;
-        case GD_FRIEND_STATE_REQ_SENT_RCVD:
-                gf_asprintf (&state_str, "%s", "request sent received");
-                break;
-        case GD_FRIEND_STATE_REJECTED:
-                gf_asprintf (&state_str, "%s", "rejected");
-                break;
-        case GD_FRIEND_STATE_UNFRIEND_SENT:
-                gf_asprintf (&state_str, "%s", "unfriend sent");
-                break;
-        case GD_FRIEND_STATE_PROBE_RCVD:
-                gf_asprintf (&state_str, "%s", "probe received");
-                break;
-        case GD_FRIEND_STATE_CONNECTED_RCVD:
-                gf_asprintf (&state_str, "%s", "connected received");
-                break;
-        case GD_FRIEND_STATE_CONNECTED_ACCEPTED:
-                gf_asprintf (&state_str, "%s", "connected accepted");
-                break;
-        case GD_FRIEND_STATE_MAX:
-                goto out;
-        }
-
-        ret = 0;
-out:
-        return ret;
-}
-
 gf_boolean_t
 glusterd_are_all_peers_up ()
 {
diff --git a/xlators/mgmt/glusterd/src/glusterd-peer-utils.h b/xlators/mgmt/glusterd/src/glusterd-peer-utils.h
index ee78b03..9332cf2 100644
--- a/xlators/mgmt/glusterd/src/glusterd-peer-utils.h
+++ b/xlators/mgmt/glusterd/src/glusterd-peer-utils.h
@@ -42,9 +42,6 @@ glusterd_uuid_to_hostname (uuid_t uuid);
 char*
 gd_peer_uuid_str (glusterd_peerinfo_t *peerinfo);
 
-int
-gd_peer_state_str (glusterd_peerinfo_t *peerinfo, char *state_str);
-
 gf_boolean_t
 glusterd_are_all_peers_up ();
 
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
index dd8766b..df0c0ab 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
@@ -11244,8 +11244,8 @@ glusterd_volume_get_type_str (glusterd_volinfo_t *volinfo, char **voltype_str)
 
         GF_VALIDATE_OR_GOTO (THIS->name, volinfo, out);
 
-        type = get_vol_type (volinfo->type, volinfo->brick_count,
-                             volinfo->dist_leaf_count);
+        type = get_vol_type (volinfo->type, volinfo->dist_leaf_count,
+                             volinfo->brick_count);
 
         *voltype_str = vol_type_str[type];
 
-- 
1.7.1