+#include <unistd.h>
+
+#include <libubox/blobmsg_json.h>
#include "libubus.h"
static struct blob_buf b;
-static struct ubus_context *ctx;
-static void receive_lookup(struct ubus_request *req, int type, struct blob_attr *msg)
+static const char *format_type(void *priv, struct blob_attr *attr)
{
- struct blob_attr **attr, *cur;
+ static const char * const attr_types[] = {
+ [BLOBMSG_TYPE_INT32] = "\"Integer\"",
+ [BLOBMSG_TYPE_STRING] = "\"String\"",
+ };
+ const char *type = NULL;
+ int typeid;
+
+ if (blob_id(attr) != BLOBMSG_TYPE_INT32)
+ return NULL;
+
+ typeid = blobmsg_get_u32(attr);
+ if (typeid < ARRAY_SIZE(attr_types))
+ type = attr_types[typeid];
+ if (!type)
+ type = "\"(unknown)\"";
+
+ return type;
+}
+
+static void receive_list_result(struct ubus_context *ctx, struct ubus_object_data *obj, void *priv)
+{
+ struct blob_attr *cur;
char *s;
int rem;
- attr = ubus_parse_msg(msg);
- if (!attr[UBUS_ATTR_OBJID] || !attr[UBUS_ATTR_OBJPATH])
+ printf("'%s' @%08x\n", obj->path, obj->id);
+
+ if (!obj->signature)
return;
- fprintf(stderr, "'%s' @%08x\n",
- (char *) blob_data(attr[UBUS_ATTR_OBJPATH]),
- blob_get_int32(attr[UBUS_ATTR_OBJID]));
+ blob_for_each_attr(cur, obj->signature, rem) {
+ s = blobmsg_format_json_with_cb(cur, false, format_type, NULL);
+ printf("\t%s\n", s);
+ free(s);
+ }
+}
- if (!attr[UBUS_ATTR_SIGNATURE])
+static void receive_call_result_data(struct ubus_request *req, int type, struct blob_attr *msg)
+{
+ char *str;
+ if (!msg)
return;
- blob_for_each_attr(cur, attr[UBUS_ATTR_SIGNATURE], rem) {
- s = blobmsg_format_json(cur, false);
- fprintf(stderr, "\t%s\n", s);
- free(s);
+ str = blobmsg_format_json(msg, true);
+ printf("%s\n", str);
+ free(str);
+}
+
+static void receive_event(struct ubus_context *ctx, struct ubus_event_handler *ev,
+ const char *type, struct blob_attr *msg)
+{
+ char *str;
+
+ str = blobmsg_format_json(msg, true);
+ printf("\"%s\": %s\n", type, str);
+ free(str);
+}
+
+static int ubus_cli_list(struct ubus_context *ctx, int argc, char **argv)
+{
+ const char *path = NULL;
+
+ if (argc > 1)
+ return -2;
+
+ if (argc == 1)
+ path = argv[0];
+
+ return ubus_lookup(ctx, path, receive_list_result, NULL);
+}
+
+static int ubus_cli_call(struct ubus_context *ctx, int argc, char **argv)
+{
+ uint32_t id;
+ int ret;
+
+ if (argc < 2 || argc > 3)
+ return -2;
+
+ blob_buf_init(&b, 0);
+ if (argc == 3 && !blobmsg_add_json_from_string(&b, argv[2])) {
+ fprintf(stderr, "Failed to parse message data\n");
+ return -1;
+ }
+
+ ret = ubus_lookup_id(ctx, argv[0], &id);
+ if (ret)
+ return ret;
+
+ return ubus_invoke(ctx, id, argv[1], b.head, receive_call_result_data, NULL);
+}
+
+static int ubus_cli_listen(struct ubus_context *ctx, int argc, char **argv)
+{
+ static struct ubus_event_handler listener;
+ const char *event;
+ int ret = 0;
+
+ memset(&listener, 0, sizeof(listener));
+ listener.cb = receive_event;
+
+ if (argc > 0) {
+ event = argv[0];
+ } else {
+ event = "*";
+ argc = 1;
+ }
+
+ do {
+ ret = ubus_register_event_handler(ctx, &listener, event);
+ if (ret)
+ break;
+
+ argv++;
+ argc--;
+ if (argc <= 0)
+ break;
+
+ event = argv[0];
+ } while (1);
+
+ if (ret) {
+ fprintf(stderr, "Error while registering for event '%s': %s\n",
+ event, ubus_strerror(ret));
+ return -1;
+ }
+
+ uloop_init();
+ ubus_add_uloop(ctx);
+ uloop_run();
+ uloop_done();
+
+ return 0;
+}
+
+static int ubus_cli_send(struct ubus_context *ctx, int argc, char **argv)
+{
+ if (argc < 1 || argc > 2)
+ return -2;
+
+ blob_buf_init(&b, 0);
+
+ if (argc == 2 && !blobmsg_add_json_from_string(&b, argv[1])) {
+ fprintf(stderr, "Failed to parse message data\n");
+ return -1;
}
+
+ return ubus_send_event(ctx, argv[0], b.head);
}
-static int usage(char *prog)
+static int usage(const char *prog)
{
fprintf(stderr,
- "Usage: %s <command> [arguments...]\n"
+ "Usage: %s [<options>] <command> [arguments...]\n"
+ "Options:\n"
+ " -s <socket>: Set the unix domain socket to connect to\n"
+ "\n"
"Commands:\n"
" - list [<path>] List objects\n"
" - call <path> <method> [<message>] Call an object method\n"
+ " - listen [<path>...] Listen for events\n"
+ " - send <type> [<message>] Send an event\n"
"\n", prog);
return 1;
}
+
+struct {
+ const char *name;
+ int (*cb)(struct ubus_context *ctx, int argc, char **argv);
+} commands[] = {
+ { "list", ubus_cli_list },
+ { "call", ubus_cli_call },
+ { "listen", ubus_cli_listen },
+ { "send", ubus_cli_send },
+};
+
int main(int argc, char **argv)
{
- struct ubus_request req;
+ const char *progname, *ubus_socket = NULL;
+ static struct ubus_context *ctx;
char *cmd;
- int ret;
+ int ret = 0;
+ int i, ch;
+
+ progname = argv[0];
+
+ while ((ch = getopt(argc, argv, "s:")) != -1) {
+ switch (ch) {
+ case 's':
+ ubus_socket = optarg;
+ break;
+ default:
+ return usage(progname);
+ }
+ }
- ctx = ubus_connect(NULL);
+ argc -= optind;
+ argv += optind;
+
+ cmd = argv[0];
+ if (argc < 1)
+ return usage(progname);
+
+ ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
- cmd = argv[1];
- if (argc < 2)
- return usage(argv[0]);
-
- blob_buf_init(&b, 0);
-
- if (!strcmp(cmd, "list")) {
- if (argc == 3)
- blob_put_string(&b, UBUS_ATTR_OBJPATH, argv[2]);
+ argv++;
+ argc--;
- ubus_start_request(ctx, &req, b.head, UBUS_MSG_LOOKUP, 0);
- req.data_cb = receive_lookup;
- } else if (!strcmp(cmd, "call")) {
- if (argc < 4 || argc > 5)
- return usage(argv[0]);
+ ret = -2;
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ if (strcmp(commands[i].name, cmd) != 0)
+ continue;
- blob_put_string(&b, UBUS_ATTR_OBJPATH, argv[2]);
- blob_put_string(&b, UBUS_ATTR_METHOD, argv[3]);
- ubus_start_request(ctx, &req, b.head, UBUS_MSG_INVOKE, 0);
- } else {
- return usage(argv[0]);
+ ret = commands[i].cb(ctx, argc, argv);
+ break;
}
- ret = ubus_complete_request(ctx, &req);
- if (ret)
- fprintf(stderr, "Failed: %s\n", ubus_strerror(ret));
+ if (ret > 0)
+ fprintf(stderr, "Command failed: %s\n", ubus_strerror(ret));
+ else if (ret == -2)
+ usage(progname);
ubus_free(ctx);
- return 0;
+ return ret;
}
projects / project / ubus.git / blobdiff