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authorJakub Hrozek <jhrozek@redhat.com>2011-09-21 10:39:06 +0200
committerStephen Gallagher <sgallagh@redhat.com>2011-09-28 09:22:48 -0400
commit920b227ac810f1a1964bbecfdc4d871a1cfd07ac (patch)
tree0f17ba43a9cff0cfc8a4d962c45234fd31e84302 /src
parent3b6d344d84274e2aa3616c74237035b0e8a2eaaf (diff)
downloadsssd-920b227ac810f1a1964bbecfdc4d871a1cfd07ac.tar.gz
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Add sysdb interface to get name aliases
Diffstat (limited to 'src')
-rw-r--r--src/db/sysdb.c60
-rw-r--r--src/db/sysdb.h5
2 files changed, 64 insertions, 1 deletions
diff --git a/src/db/sysdb.c b/src/db/sysdb.c
index 7d030d83e..eafa7fdc2 100644
--- a/src/db/sysdb.c
+++ b/src/db/sysdb.c
@@ -2410,7 +2410,7 @@ errno_t sysdb_attrs_primary_name(struct sysdb_ctx *sysdb,
if (strcasecmp(rdn_attr, ldap_attr) != 0) {
/* Multiple entries, and the RDN attribute doesn't match.
* We have no way of resolving this deterministically,
- * so we'll punt.
+ * so we'll use the first value as a fallback.
*/
DEBUG(3, ("The entry has multiple names and the RDN attribute does "
"not match. Will use the first value as fallback.\n"));
@@ -2450,6 +2450,64 @@ done:
return ret;
}
+/*
+ * An entity with multiple names would have multiple SYSDB_NAME attributes
+ * after being translated into sysdb names using a map.
+ * Given a primary name returned by sysdb_attrs_primary_name(), this function
+ * returns the other SYSDB_NAME attribute values so they can be saved as
+ * SYSDB_NAME_ALIAS into cache.
+ */
+errno_t sysdb_attrs_get_aliases(TALLOC_CTX *mem_ctx,
+ struct sysdb_attrs *attrs,
+ const char *primary,
+ const char ***_aliases)
+{
+ TALLOC_CTX *tmp_ctx = NULL;
+ struct ldb_message_element *sysdb_name_el;
+ size_t i, ai;
+ errno_t ret;
+ const char **aliases = NULL;
+ const char *name;
+
+ if (_aliases == NULL) return EINVAL;
+
+ tmp_ctx = talloc_new(NULL);
+ if (!tmp_ctx) {
+ return ENOMEM;
+ }
+
+ ret = sysdb_attrs_get_el(attrs,
+ SYSDB_NAME,
+ &sysdb_name_el);
+ if (sysdb_name_el->num_values == 0) {
+ ret = EINVAL;
+ goto done;
+ }
+
+ aliases = talloc_array(tmp_ctx, const char *,
+ sysdb_name_el->num_values);
+ if (!aliases) {
+ ret = ENOMEM;
+ goto done;
+ }
+
+ ai = 0;
+ for (i=0; i < sysdb_name_el->num_values; i++) {
+ name = (const char *)sysdb_name_el->values[i].data;
+ if (strcmp(primary, name) != 0) {
+ aliases[ai] = name;
+ ai++;
+ }
+ }
+
+ aliases[ai] = NULL;
+ ret = EOK;
+done:
+ *_aliases = talloc_steal(mem_ctx, aliases);
+ talloc_free(tmp_ctx);
+ return ret;
+}
+
errno_t sysdb_attrs_primary_name_list(struct sysdb_ctx *sysdb,
TALLOC_CTX *mem_ctx,
struct sysdb_attrs **attr_list,
diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index ee1c86816..fc53e38de 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -46,6 +46,7 @@
#define SYSDB_NETGROUP_CLASS "netgroup"
#define SYSDB_NAME "name"
+#define SYSDB_NAME_ALIAS "nameAlias"
#define SYSDB_OBJECTCLASS "objectClass"
#define SYSDB_NEXTID "nextID"
@@ -229,6 +230,10 @@ errno_t sysdb_attrs_primary_name(struct sysdb_ctx *sysdb,
struct sysdb_attrs *attrs,
const char *ldap_attr,
const char **_primary);
+errno_t sysdb_attrs_get_aliases(TALLOC_CTX *mem_ctx,
+ struct sysdb_attrs *attrs,
+ const char *primary,
+ const char ***_aliases);
errno_t sysdb_attrs_primary_name_list(struct sysdb_ctx *sysdb,
TALLOC_CTX *mem_ctx,
struct sysdb_attrs **attr_list,