features/quota: Validate the quota options. and donot include into the client volfile.

Signed-off-by: Junaid <junaid@gluster.com>
Signed-off-by: Anand Avati <avati@gluster.com>

BUG: 2541 (insufficient option validation in quota translator)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2541

1 files changed, 28 insertions, 0 deletions

diff --git a/xlators/features/quota/src/quota.c b/xlators/features/quota/src/quota.c
index 80d4181e5..2b238b2b5 100644
--- a/xlators/features/quota/src/quota.c
+++ b/xlators/features/quota/src/quota.c
@@ -2546,6 +2546,34 @@ quota_forget (xlator_t *this, inode_t *inode)
         return 0;
 }
 
+int
+validate_options (xlator_t *this, char **op_errstr)
+{
+        int                 ret = 0;
+        volume_opt_list_t  *vol_opt = NULL;
+        volume_opt_list_t  *tmp;
+
+        if (!this) {
+                gf_log (this->name, GF_LOG_DEBUG, "'this' not a valid ptr");
+                ret =-1;
+                goto out;
+        }
+
+        if (list_empty (&this->volume_options))
+                goto out;
+
+        vol_opt = list_entry (this->volume_options.next,
+                                      volume_opt_list_t, list);
+         list_for_each_entry_safe (vol_opt, tmp, &this->volume_options, list) {
+                ret = validate_xlator_volume_options_attacherr (this,
+                                                                vol_opt->given_opt,
+                                                                op_errstr);
+        }
+
+out:
+
+        return ret;
+}
 
 int32_t
 quota_parse_options (quota_priv_t *priv, xlator_t *this, dict_t *options)