tests: add testcase for user servicable snapshots

Change-Id: Ida59727f592c85e81a438e0034a9f94582734417
BUG: 1094815
Signed-off-by: Raghavendra Bhat <raghavendra@redhat.com>
Reviewed-on: http://review.gluster.org/7980
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>

1 files changed, 158 insertions, 0 deletions

diff --git a/tests/basic/uss.t b/tests/basic/uss.t
new file mode 100644
index 00000000000..44589f45b59
--- /dev/null
+++ b/tests/basic/uss.t
@@ -0,0 +1,158 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+. $(dirname $0)/../volume.rc
+. $(dirname $0)/../snapshot.rc
+. $(dirname $0)/../fileio.rc
+. $(dirname $0)/../nfs.rc
+
+cleanup;
+
+TEST init_n_bricks 3;
+TEST setup_lvm 3;
+
+TEST glusterd;
+
+TEST pidof glusterd;
+
+TEST $CLI volume create $V0 $H0:$L1 $H0:$L2 $H0:$L3;
+
+TEST $CLI volume start $V0;
+
+TEST glusterfs --volfile-server=$H0 --volfile-id=$V0 $M0;
+
+for i in {1..10} ; do echo "file" > $M0/file$i ; done
+
+TEST $CLI snapshot create snap1 $V0;
+
+for i in {11..20} ; do echo "file" > $M0/file$i ; done
+
+TEST $CLI snapshot create snap2 $V0;
+
+mkdir $M0/dir1;
+mkdir $M0/dir2;
+
+for i in {1..10} ; do echo "foo" > $M0/dir1/foo$i ; done
+for i in {1..10} ; do echo "foo" > $M0/dir2/foo$i ; done
+
+TEST $CLI snapshot create snap3 $V0;
+
+for i in {11..20} ; do echo "foo" > $M0/dir1/foo$i ; done
+for i in {11..20} ; do echo "foo" > $M0/dir2/foo$i ; done
+
+TEST $CLI snapshot create snap4 $V0;
+
+UUIDS=$($CLI snapshot info | grep  -i snap | grep -i Volume | grep -i Name | cut -d':' -f 2);
+
+echo $UUIDS > /tmp/tmp-snap-uuids;
+
+NAMES=$($CLI snapshot info | grep Snapshot  | cut -d':' -f 2);
+
+echo $NAMES > /tmp/tmp-snap_names;
+
+TEST $CLI volume set $V0 features.uss enable;
+
+TEST umount $M0;
+
+TEST glusterfs --volfile-server=$H0 --volfile-id=$V0 $M0;
+
+TEST ls $M0/.snaps;
+
+NUM_SNAPS=$(ls $M0/.snaps | wc -l);
+
+TEST [ $NUM_SNAPS == 4 ]
+
+TEST ls $M0/.snaps/snap1;
+TEST ls $M0/.snaps/snap2;
+TEST ls $M0/.snaps/snap3;
+TEST ls $M0/.snaps/snap4;
+
+TEST ls $M0/.snaps/snap3/dir1;
+TEST ls $M0/.snaps/snap3/dir2;
+
+TEST ls $M0/.snaps/snap4/dir1;
+TEST ls $M0/.snaps/snap4/dir2;
+
+TEST ls $M0/dir1/.snaps/
+TEST ! ls $M0/dir1/.snaps/snap1;
+TEST ! ls $M0/dir2/.snaps/snap2;
+TEST   ls $M0/dir1/.snaps/snap3;
+TEST   ls $M0/dir2/.snaps/snap4;
+
+TEST fd1=`fd_available`
+TEST fd_open $fd1 'r' $M0/.snaps/snap1/file1;
+TEST fd_cat $fd1
+
+# opening fd with in write mode for snapshot files should fail
+TEST fd2=`fd_available`
+TEST ! fd_open $fd1 'w' $M0/.snaps/snap1/file2;
+
+# lookup on .snaps in the snapshot world should fail
+TEST ! stat $M0/.snaps/snap1/.snaps
+
+# creating new entries in snapshots should fail
+TEST ! mkdir $M0/.snaps/new
+TEST ! touch $M0/.snaps/snap2/other;
+
+TEST fd3=`fd_available`
+TEST fd_open $fd3 'r' $M0/dir1/.snaps/snap3/foo1
+
+TEST fd_cat $fd3;
+
+TEST fd_close $fd1;
+TEST fd_close $fd2;
+TEST fd_close $fd3
+
+
+# similar tests on nfs mount
+TEST mount_nfs $H0:/$V0 $N0 nolock;
+
+TEST ls $N0/.snaps;
+
+NUM_SNAPS=$(ls $N0/.snaps | wc -l);
+
+TEST [ $NUM_SNAPS == 4 ];
+
+TEST ls $N0/.snaps/snap1;
+TEST ls $N0/.snaps/snap2;
+TEST ls $N0/.snaps/snap3;
+TEST ls $N0/.snaps/snap4;
+
+TEST ls $N0/.snaps/snap3/dir1;
+TEST ls $N0/.snaps/snap3/dir2;
+
+TEST ls $N0/.snaps/snap4/dir1;
+TEST ls $N0/.snaps/snap4/dir2;
+
+TEST ! ls $N0/dir1/.snaps/snap1;
+TEST ! ls $N0/dir2/.snaps/snap2;
+TEST   ls $N0/dir1/.snaps/snap3;
+TEST   ls $N0/dir2/.snaps/snap4;
+
+TEST fd1=`fd_available`
+TEST fd_open $fd1 'r' $N0/.snaps/snap1/file1;
+TEST fd_cat $fd1
+
+TEST fd2=`fd_available`
+TEST ! fd_open $fd1 'w' $N0/.snaps/snap1/file2;
+
+TEST ! stat $N0/.snaps/snap1/.stat
+
+TEST ! mkdir $N0/.snaps/new
+
+TEST ! touch $N0/.snaps/snap2/other;
+
+TEST fd3=`fd_available`
+TEST fd_open $fd3 'r' $N0/dir1/.snaps/snap3/foo1
+
+TEST fd_cat $fd3;
+
+
+TEST fd_close $fd1;
+TEST fd_close $fd2;
+TEST fd_close $fd3;
+
+rm -f /tmp/tmp-snap-uuids;
+rm -f /tmp/tmp-snap_names;
+
+cleanup;