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|
#!/usr/bin/env bash
# Verify that the cluster recovers if the recovery lock is removed.
. "${TEST_SCRIPTS_DIR}/integration.bash"
set -e
ctdb_test_skip_on_cluster
ctdb_test_init -n
echo "Starting CTDB with cluster lock recheck interval set to 5s..."
ctdb_nodes_start_custom -r 5
generation_has_changed ()
{
local node="$1"
local generation_init="$2"
# Leak this so it can be printed by test
generation_new=""
ctdb_onnode "$node" status
# shellcheck disable=SC2154
# $outfile set by ctdb_onnode() above
generation_new=$(sed -n -e 's/^Generation:\([0-9]*\)/\1/p' "$outfile")
[ "$generation_new" != "$generation_init" ]
}
select_test_node
echo "Get recovery lock setting"
# shellcheck disable=SC2154
# $test_node set by select_test_node() above
ctdb_onnode "$test_node" getreclock
# shellcheck disable=SC2154
# $out set by ctdb_onnode() above
reclock_setting="$out"
if [ -z "$reclock_setting" ] ; then
ctdb_test_skip "Recovery lock is not set"
fi
t="${reclock_setting% 5}"
reclock="${t##* }"
if [ ! -f "$reclock" ] ; then
ctdb_test_error "Recovery lock file \"${reclock}\" is missing"
fi
echo "Recovery lock setting is \"${reclock_setting}\""
echo "Recovery lock file is \"${reclock}\""
echo
leader_get "$test_node"
generation_get
echo "Remove recovery lock"
rm "$reclock"
echo
# This will mean an election has taken place and a recovery has occured
wait_until_generation_has_changed "$test_node"
# shellcheck disable=SC2154
# $leader set by leader_get() above
leader_old="$leader"
leader_get "$test_node"
if [ "$leader" != "$leader_old" ] ; then
echo "OK: Leader has changed to node ${leader_new}"
fi
echo "GOOD: Leader is still node ${leader}"
echo
cluster_is_healthy
|
