s3: Add wbinfo --dc-info

[obnox/samba-ctdb.git] / source3 / winbindd / winbindd_misc.c

diff --git a/source3/winbindd/winbindd_misc.c b/source3/winbindd/winbindd_misc.c
index 463e8375c84e5952aa35e06a3f0d2ab90f79b2c4..c3fec223ce0c6ac92e14bf16b608a4053b555ba3 100644 (file)
--- a/source3/winbindd/winbindd_misc.c
+++ b/source3/winbindd/winbindd_misc.c
@@ -790,6 +790,59 @@ void winbindd_ping(struct winbindd_cli_state *state)
        request_ok(state);
 }
 
+void winbindd_dc_info(struct winbindd_cli_state *cli)
+{
+       struct winbindd_domain *domain;
+       char *dc_name, *dc_ip;
+       char *extra;
+       bool ret;
+
+       cli->request.domain_name[sizeof(cli->request.domain_name-1)] = '\0';
+
+       DEBUG(3, ("[%5lu]: domain_info [%s]\n", (unsigned long)cli->pid,
+                 cli->request.domain_name));
+
+       if (cli->request.domain_name[0] != '\0') {
+               domain = find_domain_from_name_noinit(
+                       cli->request.domain_name);
+               DEBUG(10, ("Could not find domain %s\n",
+                          cli->request.domain_name));
+               if (domain == NULL) {
+                       request_error(cli);
+                       return;
+               }
+       } else {
+               domain = find_our_domain();
+       }
+
+       if (!fetch_current_dc_from_gencache(
+                   talloc_tos(), domain->name, &dc_name, &dc_ip)) {
+               DEBUG(10, ("fetch_current_dc_from_gencache(%s) failed\n",
+                          domain->name));
+               request_error(cli);
+               return;
+       }
+
+       ret = (asprintf(&extra, "%s\n%s\n", dc_name, dc_ip) > 0);
+
+       TALLOC_FREE(dc_name);
+       TALLOC_FREE(dc_ip);
+
+       if (!ret) {
+               request_error(cli);
+               return;
+       }
+
+       cli->response.data.num_entries = 1;
+       cli->response.extra_data.data = extra;
+
+       /* must add one to length to copy the 0 for string termination */
+       cli->response.length +=
+               strlen((char *)cli->response.extra_data.data) + 1;
+
+       request_ok(cli);
+}
+
 /* List various tidbits of information */
 
 void winbindd_info(struct winbindd_cli_state *state)