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authorRajesh Amaravathi <rajesh@redhat.com>2012-02-29 15:16:53 +0530
committerVijay Bellur <vijay@gluster.com>2012-03-05 09:17:47 -0800
commit6756245b1514374712136c8dc1f4ac2a19a6da21 (patch)
treef2620650880325ac3d0b280c349372cd50d3382d /xlators/cluster/afr/src/pump.c
parent33b9f156e6b6137e33bd9becfe640166986ecc55 (diff)
fops/removexattr: prevent users from removing glusterfs xattrs
* Each xlator prevents the user from removing xlator-specific xattrs like trusted.gfid by handling it in respective removexattr functions. * For xlators which did not define remove and fremovexattr, the functions have been implemented with appropriate checks. xlator | fops-added _______________|__________________________ | 1. stripe | removexattr and fremovexattr 2. quota | removexattr and fremovexattr Change-Id: I98e22109717978134378bc75b2eca83fefb2abba BUG: 783525 Signed-off-by: Rajesh Amaravathi <rajesh@redhat.com> Reviewed-on: http://review.gluster.com/2836 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
Diffstat (limited to 'xlators/cluster/afr/src/pump.c')
-rw-r--r--xlators/cluster/afr/src/pump.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/xlators/cluster/afr/src/pump.c b/xlators/cluster/afr/src/pump.c
index e795c38e0..9c6f9a52a 100644
--- a/xlators/cluster/afr/src/pump.c
+++ b/xlators/cluster/afr/src/pump.c
@@ -2165,7 +2165,15 @@ pump_removexattr (call_frame_t *frame,
loc_t *loc,
const char *name)
{
- afr_private_t *priv = NULL;
+ afr_private_t *priv = NULL;
+ int op_errno = -1;
+
+ VALIDATE_OR_GOTO (this, out);
+
+ GF_IF_NATIVE_XATTR_GOTO ("trusted.glusterfs.pump*",
+ name, op_errno, out);
+
+ op_errno = 0;
priv = this->private;
if (!priv->use_afr_in_pump) {
STACK_WIND (frame,
@@ -2177,6 +2185,10 @@ pump_removexattr (call_frame_t *frame,
return 0;
}
afr_removexattr (frame, this, loc, name);
+
+ out:
+ if (op_errno)
+ AFR_STACK_UNWIND (removexattr, frame, -1, op_errno);
return 0;
}