You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.5 KiB
50 lines
1.5 KiB
diff -up dhcp-4.3.0a1/client/dhc6.c.honor-expired dhcp-4.3.0a1/client/dhc6.c
|
|
--- dhcp-4.3.0a1/client/dhc6.c.honor-expired 2013-12-19 16:00:28.062183037 +0100
|
|
+++ dhcp-4.3.0a1/client/dhc6.c 2013-12-19 16:00:28.076182842 +0100
|
|
@@ -1351,6 +1351,32 @@ start_info_request6(struct client_state
|
|
go_daemon();
|
|
}
|
|
|
|
+/* Run through the addresses in lease and return true if there's any unexpired.
|
|
+ * Return false otherwise.
|
|
+ */
|
|
+isc_boolean_t
|
|
+unexpired_address_in_lease(struct dhc6_lease *lease)
|
|
+{
|
|
+ struct dhc6_ia *ia;
|
|
+ struct dhc6_addr *addr;
|
|
+
|
|
+ for (ia = lease->bindings ; ia != NULL ; ia = ia->next) {
|
|
+ for (addr = ia->addrs ; addr != NULL ; addr = addr->next) {
|
|
+ if (addr->flags & DHC6_ADDR_EXPIRED)
|
|
+ continue;
|
|
+
|
|
+ if (addr->starts + addr->max_life > cur_time) {
|
|
+ return ISC_TRUE;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ log_info("PRC: Previous lease is devoid of active addresses."
|
|
+ " Re-initializing.");
|
|
+
|
|
+ return ISC_FALSE;
|
|
+}
|
|
+
|
|
/*
|
|
* start_confirm6() kicks off an "init-reboot" version of the process, at
|
|
* startup to find out if old bindings are 'fair' and at runtime whenever
|
|
@@ -1363,8 +1389,10 @@ start_confirm6(struct client_state *clie
|
|
|
|
/* If there is no active lease, there is nothing to check. */
|
|
if ((client->active_lease == NULL) ||
|
|
- !active_prefix(client) ||
|
|
- client->active_lease->released) {
|
|
+ !active_prefix(client) ||
|
|
+ client->active_lease->released ||
|
|
+ !unexpired_address_in_lease(client->active_lease)) {
|
|
+ dhc6_lease_destroy(&client->active_lease, MDL);
|
|
start_init6(client);
|
|
return;
|
|
}
|