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authorshishir gowda <sgowda@redhat.com>2013-01-15 00:35:21 +0530
committerAnand Avati <avati@redhat.com>2013-01-21 12:03:03 -0800
commit9f7ff7df94067e8e7e571354835406ba5574a53a (patch)
tree4c42e8c38a3e75f1115968bebd96bb2d323019c1 /tests
parente95e8f87152dc2895b7e2dcd0c43ed939e2f4058 (diff)
cluster/distribute: If cached_subvol is down, return ENOTCONN in lookup
When we follow a linkfile, and the lookup returns a ENOTCONN error, return the error, as the cached subvol is down, and lookup_everywhere wont succeed, but actually ends up clearing the linkfile, and clearing the namespace. Change-Id: I772bf71531bc646e8fb62d3e8549a5fe0f3896da BUG: 893378 Signed-off-by: shishir gowda <sgowda@redhat.com> Reviewed-on: http://review.gluster.org/4383 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'tests')
-rwxr-xr-xtests/bugs/bug-893378.t71
1 files changed, 71 insertions, 0 deletions
diff --git a/tests/bugs/bug-893378.t b/tests/bugs/bug-893378.t
new file mode 100755
index 0000000..470589f
--- /dev/null
+++ b/tests/bugs/bug-893378.t
@@ -0,0 +1,71 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+cleanup;
+BRICK_COUNT=3
+
+function file_has_linkfile()
+{
+ i=0
+ j=0
+ while [ $i -lt $BRICK_COUNT ]
+ do
+ stat=`stat $B0/${V0}$i/$1 2>/dev/null`
+ if [ $? -eq 0 ]
+ then
+ let j++
+ let "BRICK${j}=$i"
+
+ fi
+ let i++
+ done
+ return $j
+}
+
+function get_cached_brick()
+{
+ i=1
+ while [ $i -lt 3 ]
+ do
+ test=`getfattr -n trusted.glusterfs.dht.linkto -e text $B0/${V0}$BRICK$i 2>&1`
+ if [ $? -eq 1 ]
+ then
+ cached=$BRICK"$i"
+ i=$(( $i+3 ))
+ fi
+ let i++
+ done
+
+ return $cached
+}
+
+TEST glusterd
+TEST pidof glusterd
+
+TEST $CLI volume create $V0 $H0:$B0/${V0}0 $H0:$B0/${V0}1 $H0:$B0/${V0}2
+TEST $CLI volume start $V0
+
+## Mount FUSE
+TEST glusterfs --attribute-timeout=0 --entry-timeout=0 -s $H0 --volfile-id $V0 $M0;
+
+## create a linkfile on subvolume 0
+TEST touch $M0/1
+TEST mv $M0/1 $M0/2
+
+file_has_linkfile 2
+has_link=$?
+if [ $has_link -eq 2 ]
+then
+ get_cached_brick
+ CACHED=$?
+ # Kill a brick process
+ kill -9 `cat /var/lib/glusterd/vols/$V0/run/$H0-d-backends-${V0}$CACHED.pid`;
+fi
+
+## trigger a lookup
+ls -l $M0/2 2>/dev/null
+
+## fail dd if file exists.
+
+dd if=/dev/zero of=$M0/2 bs=1 count=1 conv=excl 2>/dev/null
+EXPECT "1" echo $?