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-rwxr-xr-xtests/bugs/glusterfs/bug-844688.t43
1 files changed, 32 insertions, 11 deletions
diff --git a/tests/bugs/glusterfs/bug-844688.t b/tests/bugs/glusterfs/bug-844688.t
index 39f0409..65f41b3 100755
--- a/tests/bugs/glusterfs/bug-844688.t
+++ b/tests/bugs/glusterfs/bug-844688.t
@@ -3,6 +3,17 @@
. $(dirname $0)/../../include.rc
. $(dirname $0)/../../volume.rc
+function check_callstack_log {
+ local text=$1
+ statedump_file=$(generate_mount_statedump $V0);
+ grep $text $statedump_file 2>/dev/null 1>/dev/null;
+ if [ $? -eq 0 ]; then
+ echo "1";
+ else
+ echo "0";
+ fi;
+}
+
cleanup;
TEST glusterd
@@ -15,19 +26,29 @@ mount_pid=$(get_mount_process_pid $V0);
# enable dumping of call stack creation and frame creation times in statedump
# monitoring is enabled by default
-TEST touch $M0/touchfile;
-(dd if=/dev/urandom of=$M0/file bs=5k 2>/dev/null 1>/dev/null)&
-back_pid=$!;
-statedump_file=$(generate_mount_statedump $V0);
-grep "callstack-creation-time" $statedump_file 2>/dev/null 1>/dev/null;
-TEST [ $? -eq 0 ];
-grep "frame-creation-time" $statedump_file 2>/dev/null 1>/dev/null;
-TEST [ $? -eq 0 ];
+# We want to make sure that there is a pending frame in gluster stack.
+# For that we are creating a blocking lock scenario.
+
+TEST touch $M0/lockfile;
+# Open two fd's on the same file
+exec 8>$M0/lockfile;
+exec 9>$M0/lockfile;
+
+# First flock will succeed and the second one will block, hence the background run.
+flock -x 8 ;
+flock -x 9 &
+
+EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" check_callstack_log "callstack-creation-time";
+EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" check_callstack_log "frame-creation-time";
+
+flock -u 8
+flock -u 9;
-kill -SIGTERM $back_pid;
-wait >/dev/null 2>&1;
+# Closing the fd's
+exec 8>&-
+exec 9>&-
-TEST rm -f $M0/touchfile $M0/file;
+TEST rm -f $M0/lockfile;
EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M0
rm -f $statedumpdir/glusterdump.$mount_pid.*;