diff options
Diffstat (limited to 'tests/basic/quota-anon-fd-nfs.t')
-rwxr-xr-x | tests/basic/quota-anon-fd-nfs.t | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/tests/basic/quota-anon-fd-nfs.t b/tests/basic/quota-anon-fd-nfs.t deleted file mode 100755 index be7bc35db9b..00000000000 --- a/tests/basic/quota-anon-fd-nfs.t +++ /dev/null @@ -1,84 +0,0 @@ -#!/bin/bash - -. $(dirname $0)/../include.rc -. $(dirname $0)/../fileio.rc - -cleanup; - -TESTS_EXPECTED_IN_LOOP=16 -TEST glusterd -TEST pidof glusterd -TEST $CLI volume info; - -TEST $CLI volume create $V0 $H0:$B0/brick1; -EXPECT 'Created' volinfo_field $V0 'Status'; - - -# The test makes use of inode-lru-limit to hit a scenario, where we -# find an inode whose ancestry is not there. Following is the -# hypothesis (which is confirmed by seeing logs indicating that -# codepath has been executed, but not through a good understanding of -# NFS internals). - -# At the end of an fop, the reference count of an inode would be -# zero. The inode (and its ancestry) persists in memory only -# because of non-zero lookup count. These looked up inodes are put -# in an lru queue of size 1 (here). So, there can be at most one -# such inode in memory. - -# NFS Server makes use of anonymous fds. So, if it cannot find -# valid fd, it does a nameless lookup. This gives us an inode -# whose ancestry is NULL. When a write happens on this inode, -# quota-enforcer/marker finds a NULL ancestry and asks -# storage/posix to build it. - -TEST $CLI volume set $V0 network.inode-lru-limit 1 -TEST $CLI volume set $V0 performance.nfs.write-behind off - -TEST $CLI volume start $V0; -EXPECT 'Started' volinfo_field $V0 'Status'; - -TEST $CLI volume quota $V0 enable -TEST $CLI volume quota $V0 limit-usage / 1 - -TEST mount -t nfs -o noac,soft,nolock,vers=3 $H0:/$V0 $N0 -deep=/0/1/2/3/4/5/6/7/8/9 -TEST mkdir -p $N0/$deep - -TEST touch $N0/$deep/file1 $N0/$deep/file2 $N0/$deep/file3 $N0/$deep/file4 - -TEST fd_open 3 'w' "$N0/$deep/file1" -TEST fd_open 4 'w' "$N0/$deep/file2" -TEST fd_open 5 'w' "$N0/$deep/file3" -TEST fd_open 6 'w' "$N0/$deep/file4" - -# consume all quota -TEST ! dd if=/dev/zero of="$N0/$deep/file" bs=1MB count=1 - -# At the end of each fop in server, reference count of the -# inode associated with each of the file above drops to zero and hence -# put into lru queue. Since lru-limit is set to 1, an fop next file -# will displace the current inode from itable. This will ensure that -# when writes happens on same fd, fd resolution results in -# nameless lookup from server and quota_writev encounters an fd -# associated with an inode whose parent is not present in itable. - -for j in $(seq 1 2); do - for i in $(seq 3 6); do - # failing writes indicate that we are enforcing quota set on / - # even with anonymous fds. - TEST_IN_LOOP ! fd_write $i "content" - TEST_IN_LOOP sync - done -done - -exec 3>&- -exec 4>&- -exec 5>&- -exec 6>&- - -$CLI volume statedump $V0 all - -TEST umount -l $N0 - -cleanup; |