diff options
Diffstat (limited to 'source3/nsswitch/winbindd_cm.c')
| -rw-r--r-- | source3/nsswitch/winbindd_cm.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/source3/nsswitch/winbindd_cm.c b/source3/nsswitch/winbindd_cm.c index 01f5569889..97d9159f66 100644 --- a/source3/nsswitch/winbindd_cm.c +++ b/source3/nsswitch/winbindd_cm.c @@ -140,16 +140,23 @@ static BOOL cm_ads_find_dc(const char *domain, struct in_addr *dc_ip, fstring sr */ static BOOL cm_rpc_find_dc(const char *domain, struct in_addr *dc_ip, fstring srv_name) { - struct in_addr *ip_list = NULL; + struct in_addr *ip_list = NULL, exclude_ip; int count, i; + zero_ip(&exclude_ip); + /* Lookup domain controller name. Try the real PDC first to avoid SAM sync delays */ - if (get_dc_list(True, domain, &ip_list, &count) && - name_status_find(domain, 0x1c, 0x20, ip_list[0], srv_name)) { - *dc_ip = ip_list[0]; + + if (get_dc_list(True, domain, &ip_list, &count)) { + if (name_status_find(domain, 0x1c, 0x20, ip_list[0], srv_name)) { + *dc_ip = ip_list[0]; + SAFE_FREE(ip_list); + return True; + } + /* Didn't get name, remember not to talk to this DC. */ + exclude_ip = ip_list[0]; SAFE_FREE(ip_list); - return True; } if (!get_dc_list(False, domain, &ip_list, &count)) { @@ -157,9 +164,18 @@ static BOOL cm_rpc_find_dc(const char *domain, struct in_addr *dc_ip, fstring sr return False; } + /* Remove the entry we've already failed with (should be the PDC). */ + for (i = 0; i < count; i++) { + if (ip_equal( exclude_ip, ip_list[i])) + zero_ip(&ip_list[i]); + } + /* Pick a nice close server */ /* Look for DC on local net */ for (i = 0; i < count; i++) { + if (is_zero_ip(ip_list[i])) + continue; + if (!is_local_net(ip_list[i])) continue; |