f669e74cea
(#202923) - Clean up Requires tags for devel packages - Allow SEARCH variable in ifcfg files to override search path (#454152) - Do not down interface if there is an active lease (#453982) - Clean up how dhclient-script restarts ypbind - Set close-on-exec on dhclient.leases for SELinux (#446632)
35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
diff -up dhcp-4.0.0/client/dhclient.c.inherit dhcp-4.0.0/client/dhclient.c
|
|
--- dhcp-4.0.0/client/dhclient.c.inherit 2008-08-01 11:34:29.000000000 -1000
|
|
+++ dhcp-4.0.0/client/dhclient.c 2008-08-01 11:34:42.000000000 -1000
|
|
@@ -2296,6 +2296,7 @@ void send_request (cpp)
|
|
{
|
|
struct client_state *client = cpp;
|
|
|
|
+ int i;
|
|
int result;
|
|
int interval;
|
|
struct sockaddr_in destination;
|
|
@@ -2354,6 +2355,22 @@ void send_request (cpp)
|
|
/* Now do a preinit on the interface so that we can
|
|
discover a new address. */
|
|
script_init (client, "PREINIT", (struct string_list *)0);
|
|
+
|
|
+ /* Has an active lease */
|
|
+ if (client -> interface -> addresses != NULL) {
|
|
+ for (i = 0; i < client -> interface -> address_count; i++) {
|
|
+ if (client -> active &&
|
|
+ client -> active -> is_bootp &&
|
|
+ client -> active -> expiry > cur_time &&
|
|
+ client -> interface -> addresses[i].s_addr != 0 &&
|
|
+ client -> active -> address.len == 4 &&
|
|
+ memcpy (client -> active -> address.iabuf, &(client -> interface -> addresses[i]), 4) == 0) {
|
|
+ client_envadd (client, "", "keep_old_ip", "%s", "yes");
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
if (client -> alias)
|
|
script_write_params (client, "alias_",
|
|
client -> alias);
|