From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 29 Jul 2016 14:12:17 +0000 (+0200)
Subject: interface: report link up events for force_link interfaces
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=commitdiff_plain;h=c007f08413edc15805c248a8d65f075bb5fb0bdd

interface: report link up events for force_link interfaces

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/interface-event.c b/interface-event.c
index 3cdfbdb..d370cae 100644
--- a/interface-event.c
+++ b/interface-event.c
@@ -30,7 +30,14 @@ static void task_complete(struct uloop_process *proc, int ret);
 static struct uloop_process task = {
 	.cb = task_complete,
 };
-static const char * const eventnames[] = {"ifdown", "ifup", "ifupdate", "free", "reload"};
+static const char * const eventnames[] = {
+	[IFEV_DOWN] = "ifdown",
+	[IFEV_UP] = "ifup",
+	[IFEV_UPDATE] = "ifupdate",
+	[IFEV_FREE] = "free",
+	[IFEV_RELOAD] = "reload",
+	[IFEV_LINK_UP] = "iflink",
+};
 
 static void
 run_cmd(const char *ifname, const char *device, enum interface_event event,
@@ -178,6 +185,7 @@ static void interface_event_cb(struct interface_user *dep, struct interface *ifa
 			       enum interface_event ev)
 {
 	switch (ev) {
+		case IFEV_LINK_UP:
 		case IFEV_UP:
 		case IFEV_UPDATE:
 		case IFEV_DOWN:
diff --git a/interface.c b/interface.c
index 7b18cef..b9833d3 100644
--- a/interface.c
+++ b/interface.c
@@ -260,6 +260,7 @@ mark_interface_down(struct interface *iface)
 	if (state == IFS_DOWN)
 		return;
 
+	iface->link_up_event = false;
 	iface->state = IFS_DOWN;
 	if (state == IFS_UP)
 		interface_event(iface, IFEV_DOWN);
@@ -355,6 +356,11 @@ interface_set_link_state(struct interface *iface, bool new_state)
 	netifd_log_message(L_NOTICE, "Interface '%s' has link connectivity %s\n", iface->name, new_state ? "" : "loss");
 	iface->link_state = new_state;
 	interface_check_state(iface);
+
+	if (new_state && iface->force_link && iface->state == IFS_UP && !iface->link_up_event) {
+		interface_event(iface, IFEV_LINK_UP);
+		iface->link_up_event = true;
+	}
 }
 
 static void
@@ -550,8 +556,7 @@ interface_alias_cb(struct interface_user *dep, struct interface *iface, enum int
 	case IFEV_FREE:
 		interface_remove_user(dep);
 		break;
-	case IFEV_RELOAD:
-	case IFEV_UPDATE:
+	default:
 		break;
 	}
 }
diff --git a/interface.h b/interface.h
index 73a3b55..5b89b17 100644
--- a/interface.h
+++ b/interface.h
@@ -26,6 +26,7 @@ enum interface_event {
 	IFEV_UPDATE,
 	IFEV_FREE,
 	IFEV_RELOAD,
+	IFEV_LINK_UP,
 };
 
 enum interface_state {
@@ -113,6 +114,7 @@ struct interface {
 	bool force_link;
 	bool dynamic;
 	bool policy_rules_set;
+	bool link_up_event;
 
 	time_t start_time;
 	enum interface_state state;