tests: Add changelog snapshot testcase

Add testcase to test snapshot creation
while I/O is happening with changelog
enabled.

updates: bz#1193929
Change-Id: Ice4cb596286c583ed7308484d65902007a48396c
Signed-off-by: Kotresh HR <khiremat@redhat.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/tests/basic/changelog/changelog-snapshot.t b/tests/basic/changelog/changelog-snapshot.t
new file mode 100644
index 00000000000..7742db48cdd
--- /dev/null
+++ b/tests/basic/changelog/changelog-snapshot.t
@@ -0,0 +1,60 @@
+#!/bin/bash
+
+. $(dirname $0)/../../include.rc
+. $(dirname $0)/../../snapshot.rc
+
+cleanup;
+ROLLOVER_TIME=3
+
+TEST verify_lvm_version;
+TEST glusterd;
+TEST pidof glusterd;
+
+TEST setup_lvm 1
+
+TEST $CLI volume create $V0 $H0:$L1
+BRICK_LOG=$(echo "$L1" | tr / - | sed 's/^-//g')
+TEST $CLI volume start $V0
+
+#Enable changelog
+TEST $CLI volume set $V0 changelog.changelog on
+TEST $CLI volume set $V0 changelog.rollover-time $ROLLOVER_TIME
+TEST $GFS --volfile-id=$V0 --volfile-server=$H0 $M0;
+
+#Create snapshot
+S1="${V0}-snap1"
+
+mkdir $M0/RENAME
+mkdir $M0/LINK
+mkdir $M0/UNLINK
+mkdir $M0/RMDIR
+mkdir $M0/SYMLINK
+
+for i in {1..400} ; do touch $M0/RENAME/file$i; done
+for i in {1..400} ; do touch $M0/LINK/file$i; done
+for i in {1..400} ; do touch $M0/UNLINK/file$i; done
+for i in {1..400} ; do mkdir $M0/RMDIR/dir$i; done
+for i in {1..400} ; do touch $M0/SYMLINK/file$i; done
+
+#Write I/O in background
+for i in {1..400} ; do touch $M0/file$i 2>/dev/null; done &
+for i in {1..400} ; do mknod $M0/mknod-file$i p 2>/dev/null; done &
+for i in {1..400} ; do mkdir $M0/dir$i 2>/dev/null; done & 2>/dev/null
+for i in {1..400} ; do mv $M0/RENAME/file$i $M0/RENAME/rn-file$i 2>/dev/null; done &
+for i in {1..400} ; do ln $M0/LINK/file$i $M0/LINK/ln-file$i 2>/dev/null; done &
+for i in {1..400} ; do rm -f $M0/UNLINK/file$i 2>/dev/null; done &
+for i in {1..400} ; do rmdir $M0/RMDIR/dir$i 2>/dev/null; done &
+for i in {1..400} ; do ln -s $M0/SYMLINK/file$i $M0/SYMLINK/sym-file$i 2>/dev/null; done &
+
+sleep 1
+TEST $CLI snapshot create $S1 $V0 no-timestamp
+TEST snapshot_exists 0 $S1
+
+TEST grep '"Enabled changelog barrier"' /var/log/glusterfs/bricks/$BRICK_LOG.log
+TEST grep '"Disabled changelog barrier"' /var/log/glusterfs/bricks/$BRICK_LOG.log
+
+TEST glusterfs -s $H0 --volfile-id=/snaps/$S1/$V0 $M1
+
+#Clean up
+TEST $CLI volume stop $V0 force
+cleanup;