2 * rpcd - UBUS RPC server
4 * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
5 * Copyright (C) 2013-2014 Jo-Philipp Wich <jow@openwrt.org>
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 #include <libubox/blobmsg_json.h>
27 #include <rpcd/session.h>
29 #include <rpcd/plugin.h>
30 #include <rpcd/exec.h>
32 static struct ubus_context *ctx;
33 static bool respawn = false;
36 handle_signal(int sig)
39 uloop_cancelled = true;
40 respawn = (sig == SIGHUP);
44 exec_self(int argc, char **argv)
47 const char *cmd = rpc_exec_lookup(argv[0]);
48 char **args = calloc(argc + 1, sizeof(char *));
53 for (i = 0; i < argc; i++)
56 setenv("RPC_HANGUP", "1", 1);
57 execv(cmd, (char * const *)args);
60 int main(int argc, char **argv)
64 const char *ubus_socket = NULL;
67 while ((ch = getopt(argc, argv, "s:")) != -1) {
77 if (stat(RPC_UCI_DIR_PREFIX, &s))
78 mkdir(RPC_UCI_DIR_PREFIX, 0700);
82 signal(SIGPIPE, SIG_IGN);
83 signal(SIGHUP, handle_signal);
84 signal(SIGUSR1, handle_signal);
88 ctx = ubus_connect(ubus_socket);
90 fprintf(stderr, "Failed to connect to ubus\n");
96 rpc_session_api_init(ctx);
97 rpc_uci_api_init(ctx);
98 rpc_plugin_api_init(ctx);
100 hangup = getenv("RPC_HANGUP");
102 if (!hangup || strcmp(hangup, "1"))
103 rpc_uci_purge_savedirs();
112 exec_self(argc, argv);