3 #include <libubox/blobmsg_json.h>
6 static struct blob_buf b;
8 static const char *format_type(void *priv, struct blob_attr *attr)
10 static const char * const attr_types[] = {
11 [BLOBMSG_TYPE_INT32] = "\"Integer\"",
12 [BLOBMSG_TYPE_STRING] = "\"String\"",
14 const char *type = NULL;
17 if (blob_id(attr) != BLOBMSG_TYPE_INT32)
20 typeid = blobmsg_get_u32(attr);
21 if (typeid < ARRAY_SIZE(attr_types))
22 type = attr_types[typeid];
24 type = "\"(unknown)\"";
29 static void receive_list_result(struct ubus_context *ctx, struct ubus_object_data *obj, void *priv)
31 struct blob_attr *cur;
35 printf("'%s' @%08x\n", obj->path, obj->id);
40 blob_for_each_attr(cur, obj->signature, rem) {
41 s = blobmsg_format_json_with_cb(cur, false, format_type, NULL);
47 static void receive_call_result_data(struct ubus_request *req, int type, struct blob_attr *msg)
53 str = blobmsg_format_json(msg, true);
58 static void receive_event(struct ubus_context *ctx, struct ubus_event_handler *ev,
59 const char *type, struct blob_attr *msg)
63 str = blobmsg_format_json(msg, true);
64 printf("\"%s\": %s\n", type, str);
68 static int ubus_cli_list(struct ubus_context *ctx, int argc, char **argv)
70 const char *path = NULL;
78 return ubus_lookup(ctx, path, receive_list_result, NULL);
81 static int ubus_cli_call(struct ubus_context *ctx, int argc, char **argv)
86 if (argc < 2 || argc > 3)
90 if (argc == 3 && !blobmsg_add_json_from_string(&b, argv[2])) {
91 fprintf(stderr, "Failed to parse message data\n");
95 ret = ubus_lookup_id(ctx, argv[0], &id);
99 return ubus_invoke(ctx, id, argv[1], b.head, receive_call_result_data, NULL);
102 static int ubus_cli_listen(struct ubus_context *ctx, int argc, char **argv)
104 static struct ubus_event_handler listener;
108 memset(&listener, 0, sizeof(listener));
109 listener.cb = receive_event;
113 ret = ubus_register_event_handler(ctx, &listener, NULL);
116 for (;argc;argv++, argc--) {
118 ret = ubus_register_event_handler(ctx, &listener, argv[0]);
124 fprintf(stderr, "Error while registering for event '%s': %s\n",
125 event, ubus_strerror(ret));
137 static int ubus_cli_send(struct ubus_context *ctx, int argc, char **argv)
139 if (argc < 1 || argc > 2)
142 blob_buf_init(&b, 0);
144 if (argc == 2 && !blobmsg_add_json_from_string(&b, argv[1])) {
145 fprintf(stderr, "Failed to parse message data\n");
149 return ubus_send_event(ctx, argv[0], b.head);
152 static int usage(const char *prog)
155 "Usage: %s [<options>] <command> [arguments...]\n"
157 " -s <socket>: Set the unix domain socket to connect to\n"
160 " - list [<path>] List objects\n"
161 " - call <path> <method> [<message>] Call an object method\n"
162 " - listen [<path>...] Listen for events\n"
163 " - send <type> [<message>] Send an event\n"
171 int (*cb)(struct ubus_context *ctx, int argc, char **argv);
173 { "list", ubus_cli_list },
174 { "call", ubus_cli_call },
175 { "listen", ubus_cli_listen },
176 { "send", ubus_cli_send },
179 int main(int argc, char **argv)
181 const char *progname, *ubus_socket = NULL;
182 static struct ubus_context *ctx;
189 while ((ch = getopt(argc, argv, "s:")) != -1) {
192 ubus_socket = optarg;
195 return usage(progname);
204 return usage(progname);
206 ctx = ubus_connect(ubus_socket);
208 fprintf(stderr, "Failed to connect to ubus\n");
216 for (i = 0; i < ARRAY_SIZE(commands); i++) {
217 if (strcmp(commands[i].name, cmd) != 0)
220 ret = commands[i].cb(ctx, argc, argv);
225 fprintf(stderr, "Command failed: %s\n", ubus_strerror(ret));