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.
16 #include <libubox/blobmsg_json.h>
19 static struct ubus_context *ctx;
20 static struct ubus_subscriber test_event;
21 static struct blob_buf b;
29 static const struct blobmsg_policy hello_policy[] = {
30 [HELLO_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 },
31 [HELLO_MSG] = { .name = "msg", .type = BLOBMSG_TYPE_STRING },
34 struct hello_request {
35 struct ubus_request_data req;
36 struct uloop_timeout timeout;
40 static void test_hello_reply(struct uloop_timeout *t)
42 struct hello_request *req = container_of(t, struct hello_request, timeout);
45 blobmsg_add_string(&b, "message", req->data);
46 ubus_send_reply(ctx, &req->req, b.head);
47 ubus_complete_deferred_request(ctx, &req->req, 0);
51 static int test_hello(struct ubus_context *ctx, struct ubus_object *obj,
52 struct ubus_request_data *req, const char *method,
53 struct blob_attr *msg)
55 struct hello_request *hreq;
56 struct blob_attr *tb[__HELLO_MAX];
57 const char *format = "%s received a message: %s";
58 const char *msgstr = "(unknown)";
60 blobmsg_parse(hello_policy, ARRAY_SIZE(hello_policy), tb, blob_data(msg), blob_len(msg));
63 msgstr = blobmsg_data(tb[HELLO_MSG]);
65 hreq = calloc(1, sizeof(*hreq) + strlen(format) + strlen(obj->name) + strlen(msgstr) + 1);
66 sprintf(hreq->data, format, obj->name, msgstr);
67 ubus_defer_request(ctx, req, &hreq->req);
68 hreq->timeout.cb = test_hello_reply;
69 uloop_timeout_set(&hreq->timeout, 1000);
80 static const struct blobmsg_policy watch_policy[__WATCH_MAX] = {
81 [WATCH_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 },
82 [WATCH_COUNTER] = { .name = "counter", .type = BLOBMSG_TYPE_INT32 },
86 test_handle_remove(struct ubus_context *ctx, struct ubus_subscriber *s,
89 fprintf(stderr, "Object %08x went away\n", id);
93 test_notify(struct ubus_context *ctx, struct ubus_object *obj,
94 struct ubus_request_data *req, const char *method,
95 struct blob_attr *msg)
99 str = blobmsg_format_json(msg, true);
100 fprintf(stderr, "Received notification '%s': %s\n", method, str);
106 static int test_watch(struct ubus_context *ctx, struct ubus_object *obj,
107 struct ubus_request_data *req, const char *method,
108 struct blob_attr *msg)
110 struct blob_attr *tb[__WATCH_MAX];
113 blobmsg_parse(watch_policy, __WATCH_MAX, tb, blob_data(msg), blob_len(msg));
115 return UBUS_STATUS_INVALID_ARGUMENT;
117 test_event.remove_cb = test_handle_remove;
118 test_event.cb = test_notify;
119 ret = ubus_subscribe(ctx, &test_event, blobmsg_get_u32(tb[WATCH_ID]));
120 fprintf(stderr, "Watching object %08x: %s\n", blobmsg_get_u32(tb[WATCH_ID]), ubus_strerror(ret));
124 static const struct ubus_method test_methods[] = {
125 UBUS_METHOD("hello", test_hello, hello_policy),
126 UBUS_METHOD("watch", test_watch, watch_policy),
129 static struct ubus_object_type test_object_type =
130 UBUS_OBJECT_TYPE("test", test_methods);
132 static struct ubus_object test_object = {
134 .type = &test_object_type,
135 .methods = test_methods,
136 .n_methods = ARRAY_SIZE(test_methods),
139 static void server_main(void)
143 ret = ubus_add_object(ctx, &test_object);
145 fprintf(stderr, "Failed to add object: %s\n", ubus_strerror(ret));
147 ret = ubus_register_subscriber(ctx, &test_event);
149 fprintf(stderr, "Failed to add watch handler: %s\n", ubus_strerror(ret));
154 int main(int argc, char **argv)
156 const char *ubus_socket = NULL;
159 while ((ch = getopt(argc, argv, "cs:")) != -1) {
162 ubus_socket = optarg;
174 ctx = ubus_connect(ubus_socket);
176 fprintf(stderr, "Failed to connect to ubus\n");