1 #include <libubox/blobmsg_json.h>
4 static struct blob_buf b;
6 static void receive_lookup(struct ubus_context *ctx, struct ubus_object_data *obj, void *priv)
12 fprintf(stderr, "'%s' @%08x\n", obj->path, obj->id);
17 blob_for_each_attr(cur, obj->signature, rem) {
18 s = blobmsg_format_json(cur, false);
19 fprintf(stderr, "\t%s\n", s);
24 static void receive_data(struct ubus_request *req, int type, struct blob_attr *msg)
30 str = blobmsg_format_json(msg, true);
31 fprintf(stderr, "%s\n", str);
36 static int usage(char *prog)
39 "Usage: %s <command> [arguments...]\n"
41 " - list [<path>] List objects\n"
42 " - call <path> <method> [<message>] Call an object method\n"
43 " - listen [<path>...] Listen for events\n"
48 static void receive_event(struct ubus_context *ctx, struct ubus_event_handler *ev,
49 const char *type, struct blob_attr *msg)
54 str = blobmsg_format_json(msg, true);
58 fprintf(stderr, "\"%s\":{ %s }\n", type, str);
62 static int ubus_cli_listen(struct ubus_context *ctx, int argc, char **argv)
64 static struct ubus_event_handler listener;
68 memset(&listener, 0, sizeof(listener));
69 listener.cb = receive_event;
73 ret = ubus_register_event_handler(ctx, &listener, NULL);
76 for (;argc;argv++, argc--) {
78 ret = ubus_register_event_handler(ctx, &listener, argv[0]);
84 fprintf(stderr, "Error while registering for event '%s': %s\n",
85 event, ubus_strerror(ret));
96 int main(int argc, char **argv)
98 static struct ubus_context *ctx;
102 ctx = ubus_connect(NULL);
104 fprintf(stderr, "Failed to connect to ubus\n");
110 return usage(argv[0]);
112 if (!strcmp(cmd, "list")) {
113 const char *path = NULL;
118 ret = ubus_lookup(ctx, path, receive_lookup, NULL);
119 } else if (!strcmp(cmd, "call")) {
122 if (argc < 4 || argc > 5)
123 return usage(argv[0]);
125 blob_buf_init(&b, 0);
126 if (argc == 5 && !blobmsg_add_json_from_string(&b, argv[4])) {
127 fprintf(stderr, "Failed to parse message data\n");
131 ret = ubus_lookup_id(ctx, argv[2], &id);
133 ret = ubus_invoke(ctx, id, argv[3], b.head, receive_data, NULL);
134 } else if (!strcmp(cmd, "listen")) {
135 ret = ubus_cli_listen(ctx, argc - 2, argv + 2);
137 return usage(argv[0]);
141 fprintf(stderr, "Failed: %s\n", ubus_strerror(ret));