1 files changed, 66 insertions, 0 deletions
diff --git a/ctdb/tests/UNIT/cunit/cluster_mutex_001.sh b/ctdb/tests/UNIT/cunit/cluster_mutex_001.sh
new file mode 100755
index 0000000..7976143
--- /dev/null
+++ b/ctdb/tests/UNIT/cunit/cluster_mutex_001.sh
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+# This tests the fcntl helper, configured via a lock file
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+t="${CTDB_SCRIPTS_HELPER_BINDIR}/ctdb_mutex_fcntl_helper"
+export CTDB_CLUSTER_MUTEX_HELPER="$t"
+
+lockfile="${CTDB_TEST_TMP_DIR}/cluster_mutex.lockfile"
+trap 'rm -f ${lockfile}' 0
+
+test_case "No contention: lock, unlock"
+ok <<EOF
+LOCK
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-unlock "$lockfile"
+
+test_case "Contention: lock, lock, unlock"
+ok <<EOF
+LOCK
+CONTENTION
+NOLOCK
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-lock-unlock "$lockfile"
+
+test_case "No contention: lock, unlock, lock, unlock"
+ok <<EOF
+LOCK
+UNLOCK
+LOCK
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-unlock-lock-unlock "$lockfile"
+
+test_case "Cancelled: unlock while lock still in progress"
+ok <<EOF
+CANCEL
+NOLOCK
+EOF
+unit_test cluster_mutex_test lock-cancel-check "$lockfile"
+
+test_case "Cancelled: unlock while lock still in progress, unlock again"
+ok <<EOF
+CANCEL
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-cancel-unlock "$lockfile"
+
+test_case "PPID doesn't go away: lock, wait, unlock"
+ok <<EOF
+LOCK
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-wait-unlock "$lockfile"
+
+test_case "PPID goes away: lock, wait, lock, unlock"
+ok <<EOF
+LOCK
+parent gone
+LOCK
+UNLOCK
+EOF
+unit_test cluster_mutex_test lock-ppid-gone-lock-unlock "$lockfile"