From ddbf92325339f36c6bf38b8a2e266ecdf2b43f1b Mon Sep 17 00:00:00 2001
From: Jeremy Allison <jra@samba.org>
Date: Thu, 14 Sep 2006 09:11:30 +0000
Subject: r18506: Fix online requests to cause an immediate DC connection.
 Jeremy. (This used to be commit 03b1699fa7d94fd637ff8c3bd2c59358673d2607)

---
 source3/nsswitch/winbindd_cm.c   | 40 +++++++++++++++++++++++++++++++++++-----
 source3/nsswitch/winbindd_dual.c |  6 +++---
 2 files changed, 38 insertions(+), 8 deletions(-)

diff --git a/source3/nsswitch/winbindd_cm.c b/source3/nsswitch/winbindd_cm.c
index a0d97f2ff6..d1556198f3 100644
--- a/source3/nsswitch/winbindd_cm.c
+++ b/source3/nsswitch/winbindd_cm.c
@@ -144,7 +144,7 @@ void set_domain_offline(struct winbindd_domain *domain)
  Set domain online - if allowed.
 ****************************************************************/
 
-void set_domain_online(struct winbindd_domain *domain)
+static void set_domain_online(struct winbindd_domain *domain)
 {
 	struct timeval now;
 
@@ -160,10 +160,35 @@ void set_domain_online(struct winbindd_domain *domain)
 	/* If we are waiting to get a krb5 ticket, trigger immediately. */
 	GetTimeOfDay(&now);
 	set_event_dispatch_time("krb5_ticket_gain_handler", now);
-
 	domain->online = True;
 }
 
+/****************************************************************
+ Request init_dc_connection to set a domain online.
+****************************************************************/
+
+void set_domain_online_request(struct winbindd_domain *domain)
+{
+	DEBUG(10,("set_domain_online_request: called for domain %s\n",
+		domain->name ));
+
+	if (get_global_winbindd_state_offline()) {
+		DEBUG(10,("set_domain_online_request: domain %s remaining globally offline\n",
+			domain->name ));
+		return;
+	}
+
+	/* If we were called from a message request, initiate
+	   a DC connection immediately. */
+
+	init_dc_connection(domain);
+
+	if (domain->online == False) {
+		DEBUG(10,("set_domain_online_request: failed to init connection to DC. "
+			"Domain %s staying offline.\n", domain->name ));
+	}
+}
+
 /****************************************************************
  Add -ve connection cache entries for domain and realm.
 ****************************************************************/
@@ -1083,24 +1108,29 @@ void close_conns_after_fork(void)
 static BOOL connection_ok(struct winbindd_domain *domain)
 {
 	if (domain->conn.cli == NULL) {
-		DEBUG(8, ("Connection to %s for domain %s has NULL "
+		DEBUG(8, ("connection_ok: Connection to %s for domain %s has NULL "
 			  "cli!\n", domain->dcname, domain->name));
 		return False;
 	}
 
 	if (!domain->conn.cli->initialised) {
-		DEBUG(3, ("Connection to %s for domain %s was never "
+		DEBUG(3, ("connection_ok: Connection to %s for domain %s was never "
 			  "initialised!\n", domain->dcname, domain->name));
 		return False;
 	}
 
 	if (domain->conn.cli->fd == -1) {
-		DEBUG(3, ("Connection to %s for domain %s has died or was "
+		DEBUG(3, ("connection_ok: Connection to %s for domain %s has died or was "
 			  "never started (fd == -1)\n", 
 			  domain->dcname, domain->name));
 		return False;
 	}
 
+	if (domain->online == False) {
+		DEBUG(3, ("connection_ok: Domain %s is offline\n", domain->name));
+		return False;
+	}
+
 	return True;
 }
 	
diff --git a/source3/nsswitch/winbindd_dual.c b/source3/nsswitch/winbindd_dual.c
index 94f7c49c95..db21132a80 100644
--- a/source3/nsswitch/winbindd_dual.c
+++ b/source3/nsswitch/winbindd_dual.c
@@ -608,13 +608,13 @@ static void child_msg_online(int msg_type, struct process_id src, void *buf, siz
 
 	winbindd_flush_nscd_cache();
 
-	/* Mark everything online - delete any negative cache entries
-	   to force a reconnect on the next query from the parent to this child. */
+	/* Try and mark everything online - delete any negative cache entries
+	   to force a reconnect now. */
 
 	for (domain = domain_list(); domain; domain = domain->next) {
 		DEBUG(5,("child_msg_online: marking %s online.\n", domain->name));
-		set_domain_online(domain);
 		winbindd_flush_negative_conn_cache(domain);
+		set_domain_online_request(domain);
 	}
 }
 
-- 
cgit