afr: customize client-pid=-1 xtime aggregation to tolerate a replica down

Using the new 'pluggable policies' API of libxlator.

Change-Id: Ie7528182dff8fb42c6e8287a106d3057944df775
BUG: 847839
Original Author: Csaba Henk <csaba@redhat.com>
Signed-off-by: Avra Sengupta <asengupt@redhat.com>
Reviewed-on: http://review.gluster.org/4904
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/tests/bugs/bug-877293.t b/tests/bugs/bug-877293.t
new file mode 100755
index 00000000000..774c2a0cc64
--- /dev/null
+++ b/tests/bugs/bug-877293.t
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+. $(dirname $0)/../volume.rc
+
+TEST glusterd
+TEST pidof glusterd
+
+## Start and create a replicated volume
+mkdir -p ${B0}/${V0}-0
+mkdir -p ${B0}/${V0}-1
+TEST $CLI volume create $V0 replica 2 $H0:$B0/${V0}-{0,1}
+
+TEST $CLI volume set $V0 indexing on
+
+TEST $CLI volume start $V0;
+
+## Mount native
+TEST glusterfs --volfile-server=$H0 --volfile-id=$V0 $M0
+
+## Mount client-pid=-1
+TEST glusterfs --volfile-server=$H0 --volfile-id=$V0 --client-pid=-1 $M1
+
+TEST touch $M0
+
+vol_uuid=`getfattr -n trusted.glusterfs.volume-mark -ehex $M1 | sed -n 's/^trusted.glusterfs.volume-mark=0x//p' | cut -b5-36 | sed 's/\([a-f0-9]\{8\}\)\([a-f0-9]\{4\}\)\([a-f0-9]\{4\}\)\([a-f0-9]\{4\}\)/\1-\2-\3-\4-/'`
+xtime=trusted.glusterfs.$vol_uuid.xtime
+
+TEST "getfattr -n $xtime $M1 | grep -q ${xtime}="
+
+TEST kill_brick $V0 $H0 $B0/${V0}-0
+
+TEST "getfattr -n $xtime $M1 | grep -q ${xtime}="
+
+TEST umount $M0
+TEST umount $M1
+
+TEST $CLI volume stop $V0;
+TEST $CLI volume delete $V0;
+
+cleanup