From 61b09562b934b53dadcd566f6feb72301097933c Mon Sep 17 00:00:00 2001
From: Pranith Kumar K <pkarampu@redhat.com>
Date: Thu, 11 Jul 2013 12:52:11 +0530
Subject: mount/fuse: Provide option to use/not use kernel-readdirp

By default fuse kernel readdirp usage in fuse xlator is off.
When mount option use-readdirp=yes is provided it starts using
fuse-kernel's readdirp.

Change-Id: Id37edc53b1adc1638186d956c2f74c1e4e48aa59
BUG: 983477
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/5322
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Raghavendra Bhat <raghavendra@redhat.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
---
 tests/bugs/bug-983477.t | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100755 tests/bugs/bug-983477.t

(limited to 'tests/bugs/bug-983477.t')

diff --git a/tests/bugs/bug-983477.t b/tests/bugs/bug-983477.t
new file mode 100755
index 00000000..dfb0f381
--- /dev/null
+++ b/tests/bugs/bug-983477.t
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+. $(dirname $0)/../volume.rc
+
+#This script checks if use-readdirp option works as accepted in mount options
+
+function get_use_readdirp_value {
+        local vol=$1
+        local statedump=$(generate_mount_statedump $vol)
+        local val=$(grep "use_readdirp=" $statedump | cut -f2 -d'=' | tail -1)
+        rm -f $statedump
+        echo $val
+}
+cleanup;
+
+TEST glusterd
+TEST pidof glusterd
+TEST $CLI volume create $V0 $H0:$B0/${V0}
+TEST $CLI volume start $V0
+#If readdirp is enabled statedump should reflect it
+TEST glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 --attribute-timeout=0 --entry-timeout=0 --use-readdirp=yes
+TEST cd $M0
+EXPECT_WITHIN 20 "1" get_use_readdirp_value $V0
+TEST cd -
+TEST umount $M0
+
+#If readdirp is enabled statedump should reflect it
+TEST glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 --attribute-timeout=0 --entry-timeout=0 --use-readdirp=no
+TEST cd $M0
+EXPECT_WITHIN 20 "0" get_use_readdirp_value $V0
+TEST cd -
+TEST umount $M0
+
+#By default it is disabled.
+TEST glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 --attribute-timeout=0 --entry-timeout=0
+TEST cd $M0
+EXPECT_WITHIN 20 "0" get_use_readdirp_value $V0
+TEST cd -
+TEST umount $M0
+
+#Invalid values for use-readdirp should not be accepted
+TEST ! glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 --attribute-timeout=0 --entry-timeout=0 --use-readdirp=please-fail
+
+cleanup
-- 
cgit