Always send a -HUP to dhcp6c in interfaces_track6_configure for DHCP6 WAN types. Doing so isn't any more disruptive than what it's already doing, and that ensures track6 interfaces don't lose their IPv6 IPs. Ticket #5945

1 files changed, 4 insertions, 12 deletions

diff --git a/src/etc/inc/interfaces.inc b/src/etc/inc/interfaces.inc
index 2929ca3..8908a9a 100644
--- a/src/etc/inc/interfaces.inc
+++ b/src/etc/inc/interfaces.inc
@@ -3529,18 +3529,10 @@ function interface_track6_configure($interface = "lan", $wancfg, $linkupevent =
 			interface_track6_6rd_configure($interface, $wancfg);
 			break;
 		case "dhcp6":
-			if ($linkupevent == true) {
-				/*
-				 * NOTE: Usually come here from rc.linkup calling so just call directly instead of generating event
-				 * 	Instead of disrupting all other v4 configuration just restart DHCPv6 client for now
-				 *
-				 * XXX: Probably DHCPv6 client should handle this automagically itself?
-				 */
-				$parentrealif = get_real_interface($wancfg['track6-interface']);
-				$pidv6 = find_dhcp6c_process($parentrealif);
-				if ($pidv6) {
-					posix_kill($pidv6, SIGHUP);
-				}
+			$parentrealif = get_real_interface($wancfg['track6-interface']);
+			$pidv6 = find_dhcp6c_process($parentrealif);
+			if ($pidv6) {
+				posix_kill($pidv6, SIGHUP);
 			}
 			break;
 	}