X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fodhcpd.git;a=blobdiff_plain;f=src%2Fubus.c;h=e9e2de386e53e170c076b4b413a34c03b2c7ef62;hp=0b7ec4107885ffc615a016a8950755085fca59da;hb=091d8a94a6b7325309c3354344b96ff37aed52e2;hpb=8b19de666e02f24280728938dd985ecb3673b83e

diff --git a/src/ubus.c b/src/ubus.c
index 0b7ec41..e9e2de3 100644
--- a/src/ubus.c
+++ b/src/ubus.c
@@ -13,6 +13,7 @@ static struct ubus_subscriber netifd;
 static struct blob_buf b;
 static struct blob_attr *dump = NULL;
 static uint32_t objid = 0;
+static struct ubus_request req_dump = { .list = LIST_HEAD_INIT(req_dump.list) };
 
 
 static int handle_dhcpv4_leases(struct ubus_context *ctx, _unused struct ubus_object *obj,
@@ -33,7 +34,7 @@ static int handle_dhcpv4_leases(struct ubus_context *ctx, _unused struct ubus_ob
 
 		struct dhcpv4_assignment *lease;
 		list_for_each_entry(lease, &iface->dhcpv4_assignments, head) {
-			if (lease->valid_until < now)
+			if (!INFINITE_VALID(lease->valid_until) && lease->valid_until < now)
 				continue;
 
 			void *l = blobmsg_open_table(&b, NULL);
@@ -49,7 +50,8 @@ static int handle_dhcpv4_leases(struct ubus_context *ctx, _unused struct ubus_ob
 			inet_ntop(AF_INET, &addr, buf, INET_ADDRSTRLEN);
 			blobmsg_add_string_buffer(&b);
 
-			blobmsg_add_u32(&b, "valid", now - lease->valid_until);
+			blobmsg_add_u32(&b, "valid", INFINITE_VALID(lease->valid_until) ?
+						(uint32_t)-1 : (uint32_t)(lease->valid_until - now));
 
 			blobmsg_close_table(&b, l);
 		}
@@ -82,7 +84,7 @@ static int handle_dhcpv6_leases(_unused struct ubus_context *ctx, _unused struct
 
 		struct dhcpv6_assignment *lease;
 		list_for_each_entry(lease, &iface->ia_assignments, head) {
-			if (lease->valid_until < now)
+			if (!INFINITE_VALID(lease->valid_until) && lease->valid_until < now)
 				continue;
 
 			void *l = blobmsg_open_table(&b, NULL);
@@ -114,7 +116,8 @@ static int handle_dhcpv6_leases(_unused struct ubus_context *ctx, _unused struct
 			}
 			blobmsg_close_table(&b, m);
 
-			blobmsg_add_u32(&b, "valid", now - lease->valid_until);
+			blobmsg_add_u32(&b, "valid", INFINITE_VALID(lease->valid_until) ?
+						(uint32_t)-1 : (uint32_t)(lease->valid_until - now));
 
 			blobmsg_close_table(&b, l);
 		}
@@ -160,19 +163,23 @@ enum {
 	IFACE_ATTR_IFNAME,
 	IFACE_ATTR_UP,
 	IFACE_ATTR_DATA,
+	IFACE_ATTR_PREFIX,
+	IFACE_ATTR_ADDRESS,
 	IFACE_ATTR_MAX,
 };
 
 static const struct blobmsg_policy iface_attrs[IFACE_ATTR_MAX] = {
 	[IFACE_ATTR_INTERFACE] = { .name = "interface", .type = BLOBMSG_TYPE_STRING },
-	[IFACE_ATTR_IFNAME] = { .name = "ifname", .type = BLOBMSG_TYPE_STRING },
+	[IFACE_ATTR_IFNAME] = { .name = "l3_device", .type = BLOBMSG_TYPE_STRING },
 	[IFACE_ATTR_UP] = { .name = "up", .type = BLOBMSG_TYPE_BOOL },
 	[IFACE_ATTR_DATA] = { .name = "data", .type = BLOBMSG_TYPE_TABLE },
+	[IFACE_ATTR_PREFIX] = { .name = "ipv6-prefix", .type = BLOBMSG_TYPE_ARRAY },
+	[IFACE_ATTR_ADDRESS] = { .name = "ipv6-address", .type = BLOBMSG_TYPE_ARRAY },
 };
 
 static void handle_dump(_unused struct ubus_request *req, _unused int type, struct blob_attr *msg)
 {
-	struct blob_attr *tb[DUMP_ATTR_INTERFACE];
+	struct blob_attr *tb[DUMP_ATTR_MAX];
 	blobmsg_parse(dump_attrs, DUMP_ATTR_MAX, tb, blob_data(msg), blob_len(msg));
 
 	if (!tb[DUMP_ATTR_INTERFACE])
@@ -180,11 +187,26 @@ static void handle_dump(_unused struct ubus_request *req, _unused int type, stru
 
 	free(dump);
 	dump = blob_memdup(tb[DUMP_ATTR_INTERFACE]);
-	raise(SIGHUP);
+	odhcpd_reload();
 }
 
 
-static struct interface* find_interface(struct blob_attr *msg)
+static void update_netifd(bool subscribe)
+{
+	if (subscribe)
+		ubus_subscribe(ubus, &netifd, objid);
+
+	ubus_abort_request(ubus, &req_dump);
+	if (!ubus_invoke_async(ubus, objid, "dump", NULL, &req_dump)) {
+		req_dump.data_cb = handle_dump;
+		ubus_complete_request_async(ubus, &req_dump);
+	}
+}
+
+
+static int handle_update(_unused struct ubus_context *ctx, _unused struct ubus_object *obj,
+		_unused struct ubus_request_data *req, _unused const char *method,
+		struct blob_attr *msg)
 {
 	struct blob_attr *tb[IFACE_ATTR_MAX];
 	blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, blob_data(msg), blob_len(msg));
@@ -194,48 +216,58 @@ static struct interface* find_interface(struct blob_attr *msg)
 	const char *ifname = (tb[IFACE_ATTR_IFNAME]) ?
 			blobmsg_get_string(tb[IFACE_ATTR_IFNAME]) : "";
 
-	struct interface *c;
+	struct interface *c, *iface = NULL;
 	list_for_each_entry(c, &interfaces, head)
 		if (!strcmp(interface, c->name) || !strcmp(ifname, c->ifname))
-			return c;
-
-	return NULL;
-}
+			iface = c;
 
-
-static int handle_update(_unused struct ubus_context *ctx, _unused struct ubus_object *obj,
-		_unused struct ubus_request_data *req, _unused const char *method,
-		struct blob_attr *msg)
-{
-	struct interface *iface = find_interface(msg);
 	if (iface && iface->ignore)
 		return 0;
 
-	ubus_invoke(ubus, objid, "dump", NULL, handle_dump, NULL, 0);
+	update_netifd(false);
 	return 0;
 }
 
 
-static void subscribe_netifd(void)
-{
-	netifd.cb = handle_update;
-	ubus_subscribe(ubus, &netifd, objid);
-	ubus_invoke(ubus, objid, "dump", NULL, handle_dump, NULL, 0);
-}
-
-
 void ubus_apply_network(void)
 {
-	struct blob_attr *c;
-	int rem;
+	struct blob_attr *a;
+	unsigned rem;
 
 	if (!dump)
 		return;
 
-	blobmsg_for_each_attr(c, dump, rem) {
-		struct interface *iface = find_interface(c);
-		if (!iface || !iface->ignore)
-			config_parse_interface(c, NULL);
+	blobmsg_for_each_attr(a, dump, rem) {
+		struct blob_attr *tb[IFACE_ATTR_MAX];
+		blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, blobmsg_data(a), blobmsg_data_len(a));
+
+		if (!tb[IFACE_ATTR_INTERFACE] || !tb[IFACE_ATTR_DATA])
+			continue;
+
+		const char *interface = (tb[IFACE_ATTR_INTERFACE]) ?
+				blobmsg_get_string(tb[IFACE_ATTR_INTERFACE]) : "";
+		const char *ifname = (tb[IFACE_ATTR_IFNAME]) ?
+				blobmsg_get_string(tb[IFACE_ATTR_IFNAME]) : "";
+
+		bool matched = false;
+		struct interface *c, *n;
+		list_for_each_entry_safe(c, n, &interfaces, head) {
+			char *f = memmem(c->upstream, c->upstream_len,
+					interface, strlen(interface) + 1);
+			bool cmatched = !strcmp(interface, c->name) || !strcmp(ifname, c->ifname);
+			matched |= cmatched;
+
+			if (!cmatched && (!c->upstream_len || !f || (f != c->upstream && f[-1] != 0)))
+				continue;
+
+			if (!c->ignore)
+				config_parse_interface(blobmsg_data(tb[IFACE_ATTR_DATA]),
+						blobmsg_data_len(tb[IFACE_ATTR_DATA]), c->name, false);
+		}
+
+		if (!matched)
+			config_parse_interface(blobmsg_data(tb[IFACE_ATTR_DATA]),
+					blobmsg_data_len(tb[IFACE_ATTR_DATA]), interface, false);
 	}
 }
 
@@ -257,7 +289,6 @@ static void handle_event(_unused struct ubus_context *ctx, _unused struct ubus_e
 {
 	struct blob_attr *tb[OBJ_ATTR_MAX];
 	blobmsg_parse(obj_attrs, OBJ_ATTR_MAX, tb, blob_data(msg), blob_len(msg));
-	objid = 0;
 
 	if (!tb[OBJ_ATTR_ID] || !tb[OBJ_ATTR_PATH])
 		return;
@@ -266,7 +297,7 @@ static void handle_event(_unused struct ubus_context *ctx, _unused struct ubus_e
 		return;
 
 	objid = blobmsg_get_u32(tb[OBJ_ATTR_ID]);
-	subscribe_netifd();
+	update_netifd(true);
 }
 
 static struct ubus_event_handler event_handler = { .cb = handle_event };
@@ -275,14 +306,14 @@ static struct ubus_event_handler event_handler = { .cb = handle_event };
 const char* ubus_get_ifname(const char *name)
 {
 	struct blob_attr *c;
-	int rem;
+	unsigned rem;
 
 	if (!dump)
 		return NULL;
 
 	blobmsg_for_each_attr(c, dump, rem) {
 		struct blob_attr *tb[IFACE_ATTR_MAX];
-		blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, blob_data(c), blob_len(c));
+		blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, blobmsg_data(c), blobmsg_data_len(c));
 
 		if (!tb[IFACE_ATTR_INTERFACE] || strcmp(name,
 				blobmsg_get_string(tb[IFACE_ATTR_INTERFACE])))
@@ -296,6 +327,41 @@ const char* ubus_get_ifname(const char *name)
 }
 
 
+bool ubus_has_prefix(const char *name, const char *ifname)
+{
+	struct blob_attr *c, *cur;
+	unsigned rem;
+
+	if (!dump)
+		return NULL;
+
+	blobmsg_for_each_attr(c, dump, rem) {
+		struct blob_attr *tb[IFACE_ATTR_MAX];
+		blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, blobmsg_data(c), blobmsg_data_len(c));
+
+		if (!tb[IFACE_ATTR_INTERFACE] || !tb[IFACE_ATTR_IFNAME])
+			continue;
+
+		if (strcmp(name, blobmsg_get_string(tb[IFACE_ATTR_INTERFACE])) ||
+				strcmp(ifname, blobmsg_get_string(tb[IFACE_ATTR_IFNAME])))
+			continue;
+
+		if ((cur = tb[IFACE_ATTR_PREFIX])) {
+			if (blobmsg_type(cur) != BLOBMSG_TYPE_ARRAY || !blobmsg_check_attr(cur, false))
+				continue;
+
+			struct blob_attr *d;
+			unsigned drem;
+			blobmsg_for_each_attr(d, cur, drem) {
+				return true;
+			}
+		}
+	}
+
+	return false;
+}
+
+
 int init_ubus(void)
 {
 	if (!(ubus = ubus_connect(NULL))) {
@@ -303,11 +369,14 @@ int init_ubus(void)
 		return -1;
 	}
 
+	netifd.cb = handle_update;
+	ubus_register_subscriber(ubus, &netifd);
+
 	ubus_add_uloop(ubus);
 	ubus_add_object(ubus, &main_object);
 	ubus_register_event_handler(ubus, &event_handler, "ubus.object.add");
 	if (!ubus_lookup_id(ubus, "network.interface", &objid))
-		subscribe_netifd();
+		update_netifd(true);
 
 	return 0;
 }