openstack/fuel-library
Code Issues Proposed changes

Merge "Perform rabbit partition checks from OCF script" into stable/mitaka

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Jenkins 2016-08-30 14:08:52 +00:00 committed by Gerrit Code Review
commit 6ead325a68
1 changed files with 36 additions and 1 deletions
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37
files/fuel-ha-utils/ocf/rabbitmq
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@ -812,10 +812,45 @@ get_master_name_but()
done
}
erl_eval() {
local fmt="${1:?}"
shift
${OCF_RESKEY_ctl} eval "$(printf "$fmt" "$@")"
}
# Returns 0 if we are clustered with provideded node
is_clustered_with()
{
get_running_nodes | grep -q $(rabbit_node_name $1);
local LH="${LH}: is_clustered_with: "
local node_name
local rc
node_name=$(rabbit_node_name $1)
local seen_as_running
seen_as_running=$(erl_eval "lists:member('%s', rabbit_mnesia:cluster_nodes(running))." "$node_name")
rc=$?
if [ "$rc" -ne 0 ]; then
ocf_log err "${LH} Failed to check whether '$node_name' is considered running by us"
# XXX Or should we give remote node benefit of a doubt?
return 1
elif [ "$seen_as_running" != true ]; then
ocf_log info "${LH} Node $node_name is not running, considering it not clustered with us"
return 1
fi
local seen_as_partitioned
seen_as_partitioned=$(erl_eval "lists:member('%s', rabbit_node_monitor:partitions())." "$node_name")
rc=$?
if [ "$rc" -ne 0 ]; then
ocf_log err "${LH} Failed to check whether '$node_name' is partitioned with us"
# XXX Or should we give remote node benefit of a doubt?
return 1
elif [ "$seen_as_partitioned" != false ]; then
ocf_log info "${LH} Node $node_name is partitioned from us"
return 1
fi
return $?
}