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authorAmar Tumballi <amarts@redhat.com>2013-09-06 14:50:35 +0530
committerAnand Avati <avati@redhat.com>2013-12-10 23:51:33 -0800
commit11b4f3aedfacf2cb29c409765936940271329e73 (patch)
tree19c4d7f5e501f3a2e0ba040fb7d693060116a7a7 /xlators
parentcb44756616f2ef9a6480adf104efa108300b06c3 (diff)
gfid-access: do chown() after creating the new entries
changing the 'frame->root->uid' on the fly is not a good idea as posix-acl xlator on brick process would fail the op. Change-Id: I996b43e4ce6efb04f52949976339dad6eb89bede Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 847839 Reviewed-on: http://review.gluster.org/5833 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'xlators')
-rw-r--r--xlators/features/gfid-access/src/gfid-access.c73
-rw-r--r--xlators/features/gfid-access/src/gfid-access.h8
2 files changed, 73 insertions, 8 deletions
diff --git a/xlators/features/gfid-access/src/gfid-access.c b/xlators/features/gfid-access/src/gfid-access.c
index da0ba7e50..1566278ef 100644
--- a/xlators/features/gfid-access/src/gfid-access.c
+++ b/xlators/features/gfid-access/src/gfid-access.c
@@ -346,6 +346,31 @@ ga_heal_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
return 0;
}
+static int32_t
+ga_newentry_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno, struct iatt *statpre,
+ struct iatt *statpost,
+ dict_t *xdata)
+{
+ ga_local_t *local = NULL;
+
+ local = frame->local;
+ frame->local = NULL;
+
+ /* don't worry about inode linking and other stuff. They'll happen on
+ * the next lookup.
+ */
+ STACK_DESTROY (frame->root);
+
+ STACK_UNWIND_STRICT (setxattr, local->orig_frame, op_ret,
+ op_errno, xdata);
+
+ loc_wipe (&local->loc);
+ mem_put (local);
+
+ return 0;
+}
+
static int
ga_newentry_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno,
@@ -353,17 +378,35 @@ ga_newentry_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
struct iatt *preparent, struct iatt *postparent,
dict_t *xdata)
{
- call_frame_t *orig_frame = NULL;
+ ga_local_t *local = NULL;
+ struct iatt temp_stat = {0,};
- orig_frame = frame->local;
- frame->local = NULL;
+ local = frame->local;
+
+ if (!local->uid && !local->gid)
+ goto done;
+
+ temp_stat.ia_uid = local->uid;
+ temp_stat.ia_gid = local->gid;
+
+ STACK_WIND (frame, ga_newentry_setattr_cbk, FIRST_CHILD (this),
+ FIRST_CHILD (this)->fops->setattr, &local->loc, &temp_stat,
+ (GF_SET_ATTR_UID | GF_SET_ATTR_GID), xdata);
+ return 0;
+
+done:
/* don't worry about inode linking and other stuff. They'll happen on
* the next lookup.
*/
+ frame->local = NULL;
STACK_DESTROY (frame->root);
- STACK_UNWIND_STRICT (setxattr, orig_frame, op_ret, op_errno, xdata);
+ STACK_UNWIND_STRICT (setxattr, local->orig_frame, op_ret,
+ op_errno, xdata);
+
+ loc_wipe (&local->loc);
+ mem_put (local);
return 0;
}
@@ -377,6 +420,7 @@ ga_new_entry (call_frame_t *frame, xlator_t *this, loc_t *loc, data_t *data,
loc_t tmp_loc = {0,};
call_frame_t *new_frame = NULL;
mode_t mode = 0;
+ ga_local_t *local = NULL;
args = ga_newfile_parse_args (this, data);
if (!args)
@@ -393,10 +437,16 @@ ga_new_entry (call_frame_t *frame, xlator_t *this, loc_t *loc, data_t *data,
new_frame = copy_frame (frame);
if (!new_frame)
goto out;
- new_frame->local = (void *)frame;
- new_frame->root->uid = args->uid;
- new_frame->root->gid = args->gid;
+ local = mem_get0 (this->local_pool);
+ local->orig_frame = frame;
+
+ local->uid = args->uid;
+ local->gid = args->gid;
+
+ loc_copy (&local->loc, &tmp_loc);
+
+ new_frame->local = local;
if (S_ISDIR (args->st_mode)) {
STACK_WIND (new_frame, ga_newentry_cbk,
@@ -411,7 +461,7 @@ ga_new_entry (call_frame_t *frame, xlator_t *this, loc_t *loc, data_t *data,
} else {
/* use 07777 (4 7s) for considering the Sticky bits etc) */
mode = (S_IFMT & args->st_mode) |
- (07777 | args->args.mknod.mode);;
+ (07777 & args->args.mknod.mode);;
STACK_WIND (new_frame, ga_newentry_cbk,
FIRST_CHILD(this), FIRST_CHILD(this)->fops->mknod,
@@ -1106,6 +1156,13 @@ init (xlator_t *this)
if (!priv->heal_args_pool)
goto out;
+ this->local_pool = mem_pool_new (ga_local_t, 16);
+ if (!this->local_pool) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "failed to create local_t's memory pool");
+ goto out;
+ }
+
this->private = priv;
ret = 0;
diff --git a/xlators/features/gfid-access/src/gfid-access.h b/xlators/features/gfid-access/src/gfid-access.h
index e13c9b724..3b74ce112 100644
--- a/xlators/features/gfid-access/src/gfid-access.h
+++ b/xlators/features/gfid-access/src/gfid-access.h
@@ -125,4 +125,12 @@ struct ga_private {
};
typedef struct ga_private ga_private_t;
+struct __ga_local {
+ call_frame_t *orig_frame;
+ unsigned int uid;
+ unsigned int gid;
+ loc_t loc;
+};
+typedef struct __ga_local ga_local_t;
+
#endif /* __GFID_ACCESS_H__ */