summaryrefslogtreecommitdiff
path: root/source3/winbindd/winbindd_cm.c
diff options
context:
space:
mode:
Diffstat (limited to 'source3/winbindd/winbindd_cm.c')
-rw-r--r--source3/winbindd/winbindd_cm.c39
1 files changed, 31 insertions, 8 deletions
diff --git a/source3/winbindd/winbindd_cm.c b/source3/winbindd/winbindd_cm.c
index 47df4e4058..69e95b1c05 100644
--- a/source3/winbindd/winbindd_cm.c
+++ b/source3/winbindd/winbindd_cm.c
@@ -171,20 +171,33 @@ static bool fork_child_dc_connect(struct winbindd_domain *domain)
struct dc_name_ip *dcs = NULL;
int num_dcs = 0;
TALLOC_CTX *mem_ctx = NULL;
- pid_t child_pid;
pid_t parent_pid = sys_getpid();
/* Stop zombies */
CatchChild();
- child_pid = sys_fork();
+ if (domain->dc_probe_pid != (pid_t)-1) {
+ /*
+ * We might already have a DC probe
+ * child working, check.
+ */
+ if (process_exists_by_pid(domain->dc_probe_pid)) {
+ DEBUG(10,("fork_child_dc_connect: pid %u already "
+ "checking for DC's.\n",
+ (unsigned int)domain->dc_probe_pid));
+ return true;
+ }
+ domain->dc_probe_pid = (pid_t)-1;
+ }
- if (child_pid == -1) {
+ domain->dc_probe_pid = sys_fork();
+
+ if (domain->dc_probe_pid == (pid_t)-1) {
DEBUG(0, ("fork_child_dc_connect: Could not fork: %s\n", strerror(errno)));
return False;
}
- if (child_pid != 0) {
+ if (domain->dc_probe_pid != (pid_t)0) {
/* Parent */
messaging_register(winbind_messaging_context(), NULL,
MSG_WINBIND_TRY_TO_GO_ONLINE,
@@ -201,6 +214,11 @@ static bool fork_child_dc_connect(struct winbindd_domain *domain)
if (!reinit_after_fork(winbind_messaging_context(), true)) {
DEBUG(0,("reinit_after_fork() failed\n"));
+ messaging_send_buf(winbind_messaging_context(),
+ pid_to_procid(parent_pid),
+ MSG_WINBIND_FAILED_TO_GO_ONLINE,
+ (uint8 *)domain->name,
+ strlen(domain->name)+1);
_exit(0);
}
@@ -218,6 +236,11 @@ static bool fork_child_dc_connect(struct winbindd_domain *domain)
mem_ctx = talloc_init("fork_child_dc_connect");
if (!mem_ctx) {
DEBUG(0,("talloc_init failed.\n"));
+ messaging_send_buf(winbind_messaging_context(),
+ pid_to_procid(parent_pid),
+ MSG_WINBIND_FAILED_TO_GO_ONLINE,
+ (uint8 *)domain->name,
+ strlen(domain->name)+1);
_exit(0);
}
@@ -291,12 +314,12 @@ static void check_domain_online_handler(struct event_context *ctx,
static void calc_new_online_timeout_check(struct winbindd_domain *domain)
{
- int wbc = lp_winbind_cache_time();
+ int wbr = lp_winbind_reconnect_delay();
if (domain->startup) {
domain->check_online_timeout = 10;
- } else if (domain->check_online_timeout < wbc) {
- domain->check_online_timeout = wbc;
+ } else if (domain->check_online_timeout < wbr) {
+ domain->check_online_timeout = wbr;
}
}
@@ -336,7 +359,7 @@ void set_domain_offline(struct winbindd_domain *domain)
}
/* If we're in statup mode, check again in 10 seconds, not in
- lp_winbind_cache_time() seconds (which is 5 mins by default). */
+ lp_winbind_reconnect_delay() seconds (which is 30 seconds by default). */
calc_new_online_timeout_check(domain);