Snapshot/clone: clone of a snapshot that will act as a regular volume

snapshot clone will allow us to take a snpahot of a snapshot.
Newly created clone volume will be a regular volume with read/write
permissions.

CLI command
snapshot clone <clonename> <snapname>

Change-Id: Icadb993fa42fff787a330f8f49452da54e9db7de
BUG: 1199894
Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com>
Reviewed-on: http://review.gluster.org/9750
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>

1 files changed, 114 insertions, 0 deletions

diff --git a/tests/basic/volume-snapshot-clone.t b/tests/basic/volume-snapshot-clone.t
new file mode 100755
index 00000000000..b142804e51b
--- /dev/null
+++ b/tests/basic/volume-snapshot-clone.t
@@ -0,0 +1,114 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+. $(dirname $0)/../volume.rc
+. $(dirname $0)/../cluster.rc
+. $(dirname $0)/../snapshot.rc
+
+
+V1="patchy2"
+
+function create_volumes() {
+        $CLI_1 volume create $V0 $H1:$L1 &
+        PID_1=$!
+
+        $CLI_2 volume create $V1 $H2:$L2 $H3:$L3 &
+        PID_2=$!
+
+        wait $PID_1 $PID_2
+}
+
+function create_snapshots() {
+
+        $CLI_1 snapshot create $1 $2 no-timestamp&
+        PID_1=$!
+
+        wait $PID_1
+}
+
+
+
+function delete_snapshot() {
+        $CLI_1 snapshot delete $1 &
+        PID_1=$!
+
+        wait $PID_1
+}
+
+cleanup;
+
+TEST verify_lvm_version;
+#Create cluster with 3 nodes
+TEST launch_cluster 3;
+TEST setup_lvm 3
+
+TEST $CLI_1 peer probe $H2;
+TEST $CLI_1 peer probe $H3;
+EXPECT_WITHIN $PROBE_TIMEOUT 2 peer_count;
+
+create_volumes
+EXPECT 'Created' volinfo_field $V0 'Status';
+EXPECT 'Created' volinfo_field $V1 'Status';
+
+start_volumes 2
+EXPECT 'Started' volinfo_field $V0 'Status';
+EXPECT 'Started' volinfo_field $V1 'Status';
+
+TEST $CLI_1 snapshot config activate-on-create enable
+
+#Snapshot Operations
+create_snapshots ${V0}_snap ${V0};
+create_snapshots ${V1}_snap ${V1};
+
+EXPECT 'Started' snapshot_status ${V0}_snap;
+EXPECT 'Started' snapshot_status ${V1}_snap;
+
+sleep 5
+TEST $CLI_1 snapshot clone ${V0}_clone ${V0}_snap
+TEST $CLI_1 snapshot clone ${V1}_clone ${V1}_snap
+
+EXPECT 'Created' volinfo_field ${V0}_clone 'Status';
+EXPECT 'Created' volinfo_field ${V1}_clone 'Status';
+
+TEST $CLI_1 volume start ${V0}_clone force;
+TEST $CLI_1 volume start ${V1}_clone force;
+
+EXPECT 'Started' volinfo_field ${V0}_clone 'Status';
+EXPECT 'Started' volinfo_field ${V1}_clone 'Status';
+
+
+TEST glusterfs -s $H1 --volfile-id=/${V0}_clone $M0
+TEST glusterfs -s $H2 --volfile-id=/${V1}_clone $M1
+
+TEST touch $M0/file1
+TEST touch $M1/file1
+
+TEST echo "Hello world" $M0/file1
+TEST echo "Hello world" $M1/file1
+
+EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M0
+EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M1
+
+TEST kill_glusterd 2;
+TEST $glusterd_2;
+
+sleep 5
+
+EXPECT_WITHIN $PROCESS_UP_TIMEOUT 'Started' volinfo_field ${V0}_clone 'Status';
+EXPECT_WITHIN $PROCESS_UP_TIMEOUT 'Started' volinfo_field ${V1}_clone 'Status';
+#Clean up
+stop_force_volumes 2
+EXPECT 'Stopped' volinfo_field $V0 'Status';
+EXPECT 'Stopped' volinfo_field $V1 'Status';
+
+TEST delete_snapshot ${V0}_snap
+TEST delete_snapshot ${V1}_snap
+
+TEST ! snapshot_exists 1 ${V0}_snap
+TEST ! snapshot_exists 1 ${V1}_snap
+
+delete_volumes 2
+TEST ! volume_exists $V0
+TEST ! volume_exists $V1
+
+cleanup;