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7ab2e8f127
There will be more timeouts so clarify the intent of this one. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com>
93 lines
2.2 KiB
Bash
Executable File
93 lines
2.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Verify that if the directory containing the cluster lock is moved
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# then the current cluster leader no longer claims to be leader, and
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# no other node claims to be leader. Confirm that if the directory is
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# moved back then a node will become leader.
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# This simulates the cluster filesystem containing the cluster lock
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# being unmounted and remounted.
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. "${TEST_SCRIPTS_DIR}/integration.bash"
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set -e
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ctdb_test_skip_on_cluster
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ctdb_test_init -n
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echo "Starting CTDB with cluster lock recheck interval set to 5s..."
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ctdb_nodes_start_custom -r 5
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select_test_node
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echo "Get cluster lock setting"
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# shellcheck disable=SC2154
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# $test_node set by select_test_node() above
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ctdb_onnode "$test_node" getreclock
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# shellcheck disable=SC2154
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# $out set by ctdb_onnode() above
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reclock_setting="$out"
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if [ -z "$reclock_setting" ] ; then
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ctdb_test_skip "Cluster lock is not set"
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fi
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t="${reclock_setting% 5}"
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reclock="${t##* }"
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if [ ! -f "$reclock" ] ; then
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ctdb_test_error "Cluster lock file \"${reclock}\" is missing"
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fi
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echo "Cluster lock setting is \"${reclock_setting}\""
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echo "Cluster lock file is \"${reclock}\""
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echo
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leader_get "$test_node"
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dir=$(dirname "$reclock")
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echo "Rename cluster lock directory"
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mv "$dir" "${dir}.$$"
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wait_until_leader_has_changed "$test_node"
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echo
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# shellcheck disable=SC2154
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# $leader set by leader_get() & wait_until_leader_has_changed(), above
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if [ "$leader" != "UNKNOWN" ]; then
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test_fail "BAD: leader is ${leader}"
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fi
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echo "OK: leader is UNKNOWN"
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echo
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echo 'Get "leader timeout":'
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conf_tool="${CTDB_SCRIPTS_HELPER_BINDIR}/ctdb-config"
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# shellcheck disable=SC2154
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# $test_node set by select_test_node() above
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try_command_on_node "$test_node" "${conf_tool} get cluster 'leader timeout'"
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# shellcheck disable=SC2154
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# $out set by ctdb_onnode() above
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leader_timeout="$out"
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echo "Leader timeout is ${leader_timeout}s"
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echo
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sleep_time=$((2 * leader_timeout))
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echo "Waiting for ${sleep_time}s to confirm leader stays UNKNOWN"
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sleep_for $sleep_time
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leader_get "$test_node"
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if [ "$leader" = "UNKNOWN" ]; then
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echo "OK: leader is UNKNOWN"
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echo
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else
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test_fail "BAD: leader is ${leader}"
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fi
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echo "Restore cluster lock directory"
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mv "${dir}.$$" "$dir"
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wait_until_leader_has_changed "$test_node"
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