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authorAndreas Schneider <asn@samba.org>2013-04-05 14:07:37 +0200
committerKarolin Seeger <kseeger@samba.org>2013-04-12 09:54:21 +0200
commit09758ceaa8fa82146a71fcc1afee57d41a460d7c (patch)
treeb9cb33d542833ad73b11efdcd96d3ba733462b14
parent4bebda4da425a38046b14afaaa76921bb49de75e (diff)
downloadsamba-09758ceaa8fa82146a71fcc1afee57d41a460d7c.tar.gz
BUG 9139: Fix the username map optimization.
If we successfully map a user. We call set_last_from_to(user_in, unixname); in the while loop reading the map file. After a successfull map we don't stop and continue the loop to check all other mappings in the username mapfile. But when we hit the end of the file and leave the loop we call: set_last_from_to(user_in, user_in); This overwrites the successful mapping, and the next time we call map_username() we skip the username and no mapping is done. Signed-off-by: Andreas Schneider <asn@samba.org> Reviewed-by: Günther Deschner <gd@samba.org>
-rw-r--r--source3/auth/user_util.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/source3/auth/user_util.c b/source3/auth/user_util.c
index 4842192051e..082c885f7aa 100644
--- a/source3/auth/user_util.c
+++ b/source3/auth/user_util.c
@@ -427,12 +427,16 @@ bool map_username(TALLOC_CTX *ctx, const char *user_in, char **p_user_out)
x_fclose(f);
/*
- * Setup the last_from and last_to as an optimization so
+ * If we didn't successfully map a user in the loop above,
+ * setup the last_from and last_to as an optimization so
* that we don't scan the file again for the same user.
*/
-
- set_last_from_to(user_in, user_in);
- store_map_in_gencache(ctx, user_in, user_in);
+ if (!mapped_user) {
+ DEBUG(8, ("The user '%s' has no mapping. "
+ "Skip it next time.\n", user_in));
+ set_last_from_to(user_in, user_in);
+ store_map_in_gencache(ctx, user_in, user_in);
+ }
return mapped_user;
}