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From 852c475040a599ed35798dbb388c6b59c1d0a820 Mon Sep 17 00:00:00 2001
From: Sanju Rakonde <srakonde@redhat.com>
Date: Tue, 22 Oct 2019 15:06:29 +0530
Subject: [PATCH 323/335] cli: display detailed rebalance info
Problem: When one of the node is down in cluster,
rebalance status is not displaying detailed
information.
Cause: In glusterd_volume_rebalance_use_rsp_dict()
we are aggregating rsp from all the nodes into a
dictionary and sending it to cli for printing. While
assigning a index to keys we are considering all the
peers instead of considering only the peers which are
up. Because of which, index is not reaching till 1.
while parsing the rsp cli unable to find status-1
key in dictionary and going out without printing
any information.
Solution: The simplest fix for this without much
code change is to continue to look for other keys
when status-1 key is not found.
> upstream patch: https://review.gluster.org/#/c/glusterfs/+/23588
> fixes: bz#1764119
> Change-Id: I0062839933c9706119eb85416256eade97e976dc
> Signed-off-by: Sanju Rakonde <srakonde@redhat.com>
BUG: 1761326
Change-Id: I0062839933c9706119eb85416256eade97e976dc
Signed-off-by: Sanju Rakonde <srakonde@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/185749
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
---
cli/src/cli-rpc-ops.c | 21 ++++++++++++++-------
tests/bugs/glusterd/rebalance-in-cluster.t | 9 +++++++++
2 files changed, 23 insertions(+), 7 deletions(-)
diff --git a/cli/src/cli-rpc-ops.c b/cli/src/cli-rpc-ops.c
index b167e26..4e91265 100644
--- a/cli/src/cli-rpc-ops.c
+++ b/cli/src/cli-rpc-ops.c
@@ -1597,13 +1597,20 @@ gf_cli_print_rebalance_status(dict_t *dict, enum gf_task_types task_type,
goto out;
}
- snprintf(key, sizeof(key), "status-1");
-
- ret = dict_get_int32(dict, key, (int32_t *)&status_rcd);
- if (ret) {
- gf_log("cli", GF_LOG_TRACE, "count %d %d", count, 1);
- gf_log("cli", GF_LOG_TRACE, "failed to get status");
- goto out;
+ for (i = 1; i <= count; i++) {
+ snprintf(key, sizeof(key), "status-%d", i);
+ ret = dict_get_int32(dict, key, (int32_t *)&status_rcd);
+ /* If information from a node is missing we should skip
+ * the node and try to fetch information of other nodes.
+ * If information is not found for all nodes, we should
+ * error out.
+ */
+ if (!ret)
+ break;
+ if (ret && i == count) {
+ gf_log("cli", GF_LOG_TRACE, "failed to get status");
+ goto out;
+ }
}
/* Fix layout will be sent to all nodes for the volume
diff --git a/tests/bugs/glusterd/rebalance-in-cluster.t b/tests/bugs/glusterd/rebalance-in-cluster.t
index 9565fae..469ec6c 100644
--- a/tests/bugs/glusterd/rebalance-in-cluster.t
+++ b/tests/bugs/glusterd/rebalance-in-cluster.t
@@ -4,6 +4,10 @@
. $(dirname $0)/../../cluster.rc
. $(dirname $0)/../../volume.rc
+function rebalance_status_field_1 {
+ $CLI_1 volume rebalance $1 status | awk '{print $7}' | sed -n 3p
+}
+
cleanup;
TEST launch_cluster 2;
TEST $CLI_1 peer probe $H2;
@@ -29,6 +33,11 @@ TEST $CLI_1 volume add-brick $V0 $H1:$B1/${V0}1 $H2:$B2/${V0}1
TEST $CLI_1 volume rebalance $V0 start
EXPECT_WITHIN $REBALANCE_TIMEOUT "completed" cluster_rebalance_status_field 1 $V0
+#bug - 1764119 - rebalance status should display detailed info when any of the node is dowm
+TEST kill_glusterd 2
+EXPECT_WITHIN $REBALANCE_TIMEOUT "completed" rebalance_status_field_1 $V0
+
+TEST start_glusterd 2
#bug-1245142
$CLI_1 volume rebalance $V0 start &
--
1.8.3.1