Delete missing attributes from netgroups to be stored

https://fedorahosted.org/sssd/ticket/1136

6 files changed, 45 insertions, 4 deletions

diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index a9d4b0f8f..5f264c25d 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -536,6 +536,7 @@ int sysdb_add_netgroup(struct sysdb_ctx *sysdb,
                        const char *name,
                        const char *description,
                        struct sysdb_attrs *attrs,
+                       char **missing,
                        int cache_timeout,
                        time_t now);
 
@@ -567,6 +568,7 @@ int sysdb_store_group(struct sysdb_ctx *sysdb,
 enum sysdb_member_type {
     SYSDB_MEMBER_USER,
     SYSDB_MEMBER_GROUP,
+    SYSDB_MEMBER_NETGROUP,
     SYSDB_MEMBER_SERVICE,
     SYSDB_MEMBER_AUTOFSENTRY
 };
diff --git a/src/db/sysdb_ops.c b/src/db/sysdb_ops.c
index 7606b8f04..59b3bcaeb 100644
--- a/src/db/sysdb_ops.c
+++ b/src/db/sysdb_ops.c
@@ -1378,6 +1378,7 @@ int sysdb_add_netgroup(struct sysdb_ctx *sysdb,
                        const char *name,
                        const char *description,
                        struct sysdb_attrs *attrs,
+                       char **missing,
                        int cache_timeout,
                        time_t now)
 {
@@ -1422,6 +1423,15 @@ int sysdb_add_netgroup(struct sysdb_ctx *sysdb,
 
     ret = sysdb_set_netgroup_attr(sysdb, name, attrs, SYSDB_MOD_REP);
 
+    if (missing) {
+        ret = sysdb_remove_attrs(sysdb, name,
+                                 SYSDB_MEMBER_NETGROUP,
+                                 missing);
+        if (ret != EOK) {
+            DEBUG(SSSDBG_MINOR_FAILURE, ("Could not remove missing attributes\n"));
+        }
+    }
+
 done:
     if (ret == EOK) {
         ret = ldb_transaction_commit(sysdb->ldb);
@@ -2956,6 +2966,10 @@ errno_t sysdb_remove_attrs(struct sysdb_ctx *sysdb,
         msg->dn = sysdb_group_dn(sysdb, msg, sysdb->domain->name, name);
         break;
 
+    case SYSDB_MEMBER_NETGROUP:
+        msg->dn = sysdb_netgroup_dn(sysdb, msg, sysdb->domain->name, name);
+        break;
+
     case SYSDB_MEMBER_SERVICE:
         msg->dn = sysdb_svc_dn(sysdb, msg, sysdb->domain->name, name);
         break;
diff --git a/src/providers/ipa/ipa_netgroups.c b/src/providers/ipa/ipa_netgroups.c
index 05c7e2301..a8e0d3445 100644
--- a/src/providers/ipa/ipa_netgroups.c
+++ b/src/providers/ipa/ipa_netgroups.c
@@ -171,7 +171,7 @@ static errno_t ipa_save_netgroup(TALLOC_CTX *mem_ctx,
 
     DEBUG(6, ("Storing info for netgroup %s\n", name));
 
-    ret = sysdb_add_netgroup(ctx, name, NULL, netgroup_attrs,
+    ret = sysdb_add_netgroup(ctx, name, NULL, netgroup_attrs, NULL,
                              dom->netgroup_timeout, 0);
     if (ret) goto fail;
 
diff --git a/src/providers/ldap/sdap_async_netgroups.c b/src/providers/ldap/sdap_async_netgroups.c
index 931a1f86a..a5f30623d 100644
--- a/src/providers/ldap/sdap_async_netgroups.c
+++ b/src/providers/ldap/sdap_async_netgroups.c
@@ -49,6 +49,8 @@ static errno_t sdap_save_netgroup(TALLOC_CTX *memctx,
     const char *name = NULL;
     int ret;
     char *timestamp = NULL;
+    const char **ldap_attrs = NULL;
+    char **missing = NULL;
 
     ret = sysdb_attrs_get_el(attrs,
                              opts->netgroup_map[SDAP_AT_NETGROUP_NAME].sys_name,
@@ -127,7 +129,30 @@ static errno_t sdap_save_netgroup(TALLOC_CTX *memctx,
         goto fail;
     }
 
-    ret = sysdb_add_netgroup(ctx, name, NULL, netgroup_attrs,
+    ret = build_attrs_from_map(attrs, opts->netgroup_map, SDAP_OPTS_NETGROUP,
+                               &ldap_attrs);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to retrieve attributes from map\n"));
+        goto fail;
+    }
+
+    /* Make sure that any attributes we requested from LDAP that we
+     * did not receive are also removed from the sysdb
+     */
+    ret = list_missing_attrs(attrs, opts->netgroup_map, SDAP_OPTS_NETGROUP,
+                             ldap_attrs, attrs, &missing);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to list missing attributes\n"));
+        goto fail;
+    }
+
+    /* Remove missing attributes */
+    if (missing && !missing[0]) {
+        /* Nothing to remove */
+        talloc_zfree(missing);
+    }
+
+    ret = sysdb_add_netgroup(ctx, name, NULL, netgroup_attrs, missing,
                              dom->netgroup_timeout, now);
     if (ret) goto fail;
 
diff --git a/src/providers/proxy/proxy_netgroup.c b/src/providers/proxy/proxy_netgroup.c
index 47a425b46..797f8c6b8 100644
--- a/src/providers/proxy/proxy_netgroup.c
+++ b/src/providers/proxy/proxy_netgroup.c
@@ -87,7 +87,7 @@ static errno_t save_netgroup(struct sysdb_ctx *sysdb,
         }
     }
 
-    ret = sysdb_add_netgroup(sysdb, name, NULL, attrs, cache_timeout, 0);
+    ret = sysdb_add_netgroup(sysdb, name, NULL, attrs, NULL, cache_timeout, 0);
     if (ret != EOK) {
         DEBUG(SSSDBG_OP_FAILURE, ("sysdb_add_netgroup failed.\n"));
         return ret;
diff --git a/src/tests/sysdb-tests.c b/src/tests/sysdb-tests.c
index 886491a77..b3aaa2664 100644
--- a/src/tests/sysdb-tests.c
+++ b/src/tests/sysdb-tests.c
@@ -2785,7 +2785,7 @@ START_TEST(test_odd_characters)
     /* Add */
     ret = sysdb_add_netgroup(test_ctx->sysdb,
                              odd_netgroupname, "No description",
-                             NULL, 30, 0);
+                             NULL, NULL, 30, 0);
     fail_unless(ret == EOK, "sysdb_add_netgroup error [%d][%s]",
                             ret, strerror(ret));