2 * Copyright (C) 2011 Felix Fietkau <nbd@openwrt.org>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License version 2.1
6 * as published by the Free Software Foundation
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
18 static struct ubus_context *ctx;
19 static struct ubus_watch_object test_event;
28 static const struct blobmsg_policy hello_policy[] = {
29 [HELLO_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 },
30 [HELLO_MSG] = { .name = "msg", .type = BLOBMSG_TYPE_STRING },
33 static int test_hello(struct ubus_context *ctx, struct ubus_object *obj,
34 struct ubus_request_data *req, const char *method,
35 struct blob_attr *msg)
37 struct blob_attr *tb[__HELLO_MAX];
38 char *msgstr = "(unknown)";
41 blobmsg_parse(hello_policy, ARRAY_SIZE(hello_policy), tb, blob_data(msg), blob_len(msg));
44 msgstr = blobmsg_data(tb[HELLO_MSG]);
47 strbuf = blobmsg_alloc_string_buffer(&b, "message", 64 + strlen(obj->name) + strlen(msgstr));
48 sprintf(strbuf, "%s received a message: %s", obj->name, msgstr);
49 blobmsg_add_string_buffer(&b);
50 ubus_send_reply(ctx, req, b.head);
59 static const struct blobmsg_policy watch_policy[__WATCH_MAX] = {
60 [WATCH_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 },
63 static void test_handle_event(struct ubus_context *ctx, struct ubus_watch_object *w,
66 fprintf(stderr, "Object %08x went away\n", id);
69 static int test_watch(struct ubus_context *ctx, struct ubus_object *obj,
70 struct ubus_request_data *req, const char *method,
71 struct blob_attr *msg)
73 struct blob_attr *tb[__WATCH_MAX];
76 blobmsg_parse(watch_policy, __WATCH_MAX, tb, blob_data(msg), blob_len(msg));
78 return UBUS_STATUS_INVALID_ARGUMENT;
80 test_event.cb = test_handle_event;
81 ret = ubus_watch_object_add(ctx, &test_event, blobmsg_get_u32(tb[WATCH_ID]));
82 fprintf(stderr, "Watching object %08x: %s\n", blobmsg_get_u32(tb[WATCH_ID]), ubus_strerror(ret));
86 static const struct ubus_method test_methods[] = {
87 UBUS_METHOD("hello", test_hello, hello_policy),
88 UBUS_METHOD("watch", test_watch, watch_policy),
91 static struct ubus_object_type test_object_type =
92 UBUS_OBJECT_TYPE("test", test_methods);
94 static struct ubus_object test_object = {
96 .type = &test_object_type,
97 .methods = test_methods,
98 .n_methods = ARRAY_SIZE(test_methods),
101 static struct ubus_object test_client_object = {
102 .type = &test_object_type,
103 .methods = test_methods,
104 .n_methods = ARRAY_SIZE(test_methods),
107 static void server_main(void)
111 ret = ubus_add_object(ctx, &test_object);
113 fprintf(stderr, "Failed to add object: %s\n", ubus_strerror(ret));
115 ret = ubus_register_watch_object(ctx, &test_event);
117 fprintf(stderr, "Failed to add watch handler: %s\n", ubus_strerror(ret));
122 static void client_main(void)
127 ret = ubus_add_object(ctx, &test_client_object);
129 fprintf(stderr, "Failed to add_object object: %s\n", ubus_strerror(ret));
133 if (ubus_lookup_id(ctx, test_object.name, &id)) {
134 fprintf(stderr, "Failed to look up test object\n");
138 blob_buf_init(&b, 0);
139 blobmsg_add_u32(&b, "id", test_client_object.id);
140 ubus_invoke(ctx, id, "watch", b.head, NULL, 0, 3000);
144 int main(int argc, char **argv)
146 const char *ubus_socket = NULL;
150 while ((ch = getopt(argc, argv, "cs:")) != -1) {
153 ubus_socket = optarg;
168 ctx = ubus_connect(ubus_socket);
170 fprintf(stderr, "Failed to connect to ubus\n");