bool
fw3_ubus_connect(void)
{
bool status = false;
uint32_t id;
struct ubus_context *ctx = ubus_connect(NULL);
struct blob_buf b = { };
if (!ctx)
goto out;
if (ubus_lookup_id(ctx, "network.interface", &id))
goto out;
if (ubus_invoke(ctx, id, "dump", NULL, dump_cb, NULL, 2000))
goto out;
status = true;
if (ubus_lookup_id(ctx, "service", &id))
goto out;
blob_buf_init(&b, 0);
blobmsg_add_string(&b, "type", "firewall");
ubus_invoke(ctx, id, "get_data", b.head, procd_data_cb, NULL, 2000);
blob_buf_free(&b);
out:
if (ctx)
ubus_free(ctx);
return status;
}
int main(int argc, char **argv)
{
const char *ubus_socket = NULL;
int ch;
while ((ch = getopt(argc, argv, "cs:")) != -1) {
switch (ch) {
case 's':
ubus_socket = optarg;
break;
default:
break;
}
}
argc -= optind;
argv += optind;
uloop_init();
//N1. Connect the process to ubus daemon
ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
//N2. Add connected fd into epoll fd set
ubus_add_uloop(ctx);
//N4. Add notify object onto bus
ubus_add_object(ctx, & test_object);
//N5. Prepare notify type and arguments when actually an event happens
……
event_ broadcast(event);
ubus_free(ctx);
uloop_done();
return 0;
}
int main(int argc, char **argv)
{
while (isStaGetIP("apcli0") == 0) {
sleep(1);
}
uloop_init();
signal(SIGPIPE, SIG_IGN);
openlog("checkupgrade", 0, 0);
ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
ubus_add_uloop(ctx);
server_main();
ubus_free(ctx);
uloop_done();
return 0;
}
int main(int argc, char **argv) {
const char *ubus_socket = "/var/run/ubus.sock";
struct ubus_context *ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
memset(&listener, 0, sizeof(listener));
listener.cb = receive_event;
int ret = ubus_register_event_handler(ctx, &listener, "foo");
if (ret)
return ret;
struct event_base *evloop = event_base_new();
struct event *signal_int = evsignal_new(evloop, SIGINT, signal_cb, evloop);
event_add(signal_int, NULL);
struct event *e = event_new(evloop, ctx->sock.fd, EV_READ | EV_PERSIST, cb, ctx);
event_add(e, NULL);
event_base_dispatch(evloop);
event_free(signal_int);
event_free(e);
event_base_free(evloop);
ubus_free(ctx);
return 0;
}
static void ubus_destroy(struct ubus_context *ubus)
{
// Forces re-initialization when we're reusing the same definitions later on.
ubus_object.id = 0;
ubus_object_type.id = 0;
ubus_free(ubus);
daemon->ubus = NULL;
}
int main(int argc, char **argv)
{
struct stat s;
const char *hangup;
const char *ubus_socket = NULL;
int ch;
while ((ch = getopt(argc, argv, "s:")) != -1) {
switch (ch) {
case 's':
ubus_socket = optarg;
break;
default:
break;
}
}
if (stat("/var/run/rpcd", &s))
mkdir("/var/run/rpcd", 0700);
umask(0077);
signal(SIGPIPE, SIG_IGN);
signal(SIGHUP, handle_signal);
signal(SIGUSR1, handle_signal);
uloop_init();
ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
ubus_add_uloop(ctx);
rpc_session_api_init(ctx);
rpc_uci_api_init(ctx);
rpc_plugin_api_init(ctx);
hangup = getenv("RPC_HANGUP");
if (!hangup || strcmp(hangup, "1"))
rpc_uci_purge_savedirs();
else
rpc_session_thaw();
uloop_run();
ubus_free(ctx);
uloop_done();
if (respawn)
exec_self(argc, argv);
return 0;
}
int main(int argc, char **argv)
{
const char *ubus_socket = NULL;
static struct ubus_context *ctx;
char ubus_event[128] = "";
const char * ubusevent = NULL;
char *cmd;
int ret = 0;
int i, ch;
while ((ch = getopt(argc, argv, "r:vs:t:S")) != -1) {
switch (ch) {
case 's':
ubus_socket = optarg;
break;
case 't':
timeout = atoi(optarg);
break;
case 'S':
simple_output = true;
break;
case 'r':
strncpy(ubus_event, optarg, sizeof ubus_event);
ubus_event[(sizeof ubus_event) - 1] = '\0';
ubusevent = ubus_event;
break;
case 'v':
verbose++;
break;
default:
return usage("ubus-linknx");
}
}
ctx = ubus_connect(ubus_socket);
if (!ctx) {
if (!simple_output)
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
ret = -2;
ret = ubus_cli_listen(ctx,ubusevent);
if (ret > 0)
fprintf(stderr, "Command failed: %s\n", ubus_strerror(ret));
ubus_free(ctx);
return 0;
}
UBusThread::~UBusThread()
{
ILOG_TRACE(UBUS_THREAD);
ubus_free(_ubus);
uloop_done();
MGuiRil::Destroy();
MGuiCharger::Destroy();
MGuiWifi::Destroy();
MGuiStats::Destroy();
MGuiHawk::Destroy();
ILOG_DEBUG(UBUS_THREAD, "%s exit\n", __func__);
}
static int client_ubus_process(char *ubus_object, char *ubus_method, char *argv)
{
static struct ubus_request req;
uint32_t id;
int ret, ret_ubus_invoke;
const char *ubus_socket = NULL;
struct ubus_context *ctx_local;
ctx_local = ubus_connect(ubus_socket);
if (!ctx_local) {
printf("Failed to connect to ubus\n");
return -1;
}
if (ubus_lookup_id(ctx_local, ubus_object, &id)) {
printf("Failed to look up test object\n");
return -1;
}
blob_buf_init(&b_local, 0);
blobmsg_add_string(&b_local, "cmd", argv);
ret_ubus_invoke = ubus_invoke(ctx_local, id, ubus_method, b_local.head, receive_call_result_data, 0, 20000);
if(ret_ubus_invoke == 0 || ret_ubus_invoke == 7)
{
ret = 0;
}
else
{
ret = -1;
}
ubus_free(ctx_local);
return ret;
}
void
ubus_exit(void)
{
if (ctx) ubus_free(ctx);
}
/**
* Nodewatcher agent entry point.
*/
int main(int argc, char **argv)
{
struct stat s;
const char *ubus_socket = NULL;
int log_option = 0;
int c;
while ((c = getopt(argc, argv, "s:")) != -1) {
switch (c) {
case 's':
ubus_socket = optarg;
break;
case 'f':
log_option |= LOG_PERROR;
break;
default:
break;
}
}
/* Open the syslog facility */
openlog("nw-agent", log_option, LOG_DAEMON);
/* Create directory for temporary run files */
if (stat("/var/run/nodewatcher-agent", &s))
mkdir("/var/run/nodewatcher-agent", 0700);
umask(0077);
/* Setup signal handlers */
signal(SIGPIPE, SIG_IGN);
/* TODO: Handle SIGHUP to reload? */
/* Seed random generator */
unsigned int seed;
int rc = nw_read_random_bytes(&seed, sizeof(seed));
if (rc < 0) {
fprintf(stderr, "ERROR: Failed to seed random generator!\n");
return -1;
}
srandom(seed);
/* Initialize event loop */
uloop_init();
/* Attempt to establish connection to ubus daemon */
for (;;) {
ubus = ubus_connect(ubus_socket);
if (!ubus) {
syslog(LOG_WARNING, "Failed to connect to ubus!");
sleep(10);
continue;
}
break;
}
ubus_add_uloop(ubus);
/* Initialize UCI context */
uci = uci_alloc_context();
if (!uci) {
syslog(LOG_ERR, "Failed to initialize UCI!");
return -1;
}
/* Discover and initialize modules */
if (nw_module_init(ubus, uci) != 0) {
syslog(LOG_ERR, "Unable to initialize modules!");
return -1;
}
/* Initialize the scheduler */
if (nw_scheduler_init() != 0) {
syslog(LOG_ERR, "Unable to initialize scheduler!");
return -1;
}
/* Initialize the output exporter */
if (nw_output_init(uci) != 0) {
syslog(LOG_ERR, "Unable to initialize output exporter!");
return -1;
}
/* Enter the event loop */
uloop_run();
ubus_free(ubus);
uci_free_context(uci);
uloop_done();
return 0;
}
void loop_detect_ubus_done(void)
{
ubus_free(ctx);
uloop_done();
}
int main(int argc, char **argv)
{
static struct ubus_request req;
struct ubus_context *ctx;
uint32_t id;
const char *ubus_socket = NULL;
int ch, ret, lines = 0;
static struct blob_buf b;
int tries = 5;
signal(SIGPIPE, SIG_IGN);
while ((ch = getopt(argc, argv, "u0fcs:l:r:F:p:S:P:h:")) != -1) {
switch (ch) {
case 'u':
log_udp = 1;
break;
case '0':
log_trailer_null = 1;
break;
case 's':
ubus_socket = optarg;
break;
case 'r':
log_ip = optarg++;
log_port = argv[optind++];
break;
case 'F':
log_file = optarg;
break;
case 'p':
pid_file = optarg;
break;
case 'P':
log_prefix = optarg;
break;
case 'f':
log_follow = 1;
break;
case 'l':
lines = atoi(optarg);
break;
case 'S':
log_size = atoi(optarg);
if (log_size < 1)
log_size = 1;
log_size *= 1024;
break;
case 'h':
hostname = optarg;
break;
default:
return usage(*argv);
}
}
uloop_init();
ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
ubus_add_uloop(ctx);
/* ugly ugly ugly ... we need a real reconnect logic */
do {
ret = ubus_lookup_id(ctx, "log", &id);
if (ret) {
fprintf(stderr, "Failed to find log object: %s\n", ubus_strerror(ret));
sleep(1);
continue;
}
blob_buf_init(&b, 0);
if (lines)
blobmsg_add_u32(&b, "lines", lines);
else if (log_follow)
blobmsg_add_u32(&b, "lines", 0);
if (log_follow) {
if (pid_file) {
FILE *fp = fopen(pid_file, "w+");
if (fp) {
fprintf(fp, "%d", getpid());
fclose(fp);
}
}
}
if (log_ip && log_port) {
openlog("logread", LOG_PID, LOG_DAEMON);
log_type = LOG_NET;
sender.cb = log_handle_fd;
retry.cb = log_handle_reconnect;
uloop_timeout_set(&retry, 1000);
} else if (log_file) {
log_type = LOG_FILE;
sender.fd = open(log_file, O_CREAT | O_WRONLY| O_APPEND, 0600);
if (sender.fd < 0) {
fprintf(stderr, "failed to open %s: %s\n", log_file, strerror(errno));
exit(-1);
}
} else {
sender.fd = STDOUT_FILENO;
}
ubus_invoke_async(ctx, id, "read", b.head, &req);
req.fd_cb = logread_fd_cb;
ubus_complete_request_async(ctx, &req);
uloop_run();
ubus_free(ctx);
uloop_done();
} while (ret && tries--);
return ret;
}
int main(int argc, char **argv)
{
int opt, rc = 0;
while ((opt = getopt(argc, argv, "hv")) != -1) {
switch (opt) {
case 'v':
conf.verbosity++;
break;
case 'h':
default:
return usage(argv[0]);
}
}
conf.flx_ufd.fd = open(FLX_DEV, O_RDWR);
if (conf.flx_ufd.fd < 0) {
perror(FLX_DEV);
rc = 1;
goto finish;
}
if (!configure_tty(conf.flx_ufd.fd)) {
fprintf(stderr, "%s: Failed to configure tty params\n", FLX_DEV);
rc = 2;
goto finish;
}
if (!config_init()) {
rc = 3;
goto oom;
}
if (!config_load_all()) {
rc = 4;
goto finish;
}
conf.ubus_ctx = ubus_connect(NULL);
if (!conf.ubus_ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
rc = 5;
goto finish;
}
#ifdef WITH_YKW
conf.ykw = ykw_new(YKW_DEFAULT_THETA);
if (conf.ykw == NULL) {
rc = 6;
goto oom;
}
#endif
mosquitto_lib_init();
snprintf(conf.mqtt.id, MQTT_ID_LEN, MQTT_ID_TPL, getpid());
conf.mosq = mosquitto_new(conf.mqtt.id, conf.mqtt.clean_session, &conf);
if (!conf.mosq) {
switch (errno) {
case ENOMEM:
rc = 7;
goto oom;
case EINVAL:
fprintf(stderr, "mosq_new: Invalid id and/or clean_session.\n");
rc = 8;
goto finish;
}
}
rc = mosquitto_loop_start(conf.mosq);
switch (rc) {
case MOSQ_ERR_INVAL:
fprintf(stderr, "mosq_loop_start: Invalid input parameters.\n");
goto finish;
case MOSQ_ERR_NOT_SUPPORTED:
fprintf(stderr, "mosq_loop_start: No threading support.\n");
goto finish;
};
rc = mosquitto_connect_async(conf.mosq, conf.mqtt.host, conf.mqtt.port,
conf.mqtt.keepalive);
switch (rc) {
case MOSQ_ERR_INVAL:
fprintf(stderr, "mosq_connect_async: Invalid input parameters.\n");
goto finish;
case MOSQ_ERR_ERRNO:
perror("mosq_connect_async");
goto finish;
}
uloop_init();
uloop_fd_add(&conf.flx_ufd, ULOOP_READ);
uloop_timeout_set(&conf.timeout, CONFIG_ULOOP_TIMEOUT);
ubus_add_uloop(conf.ubus_ctx);
ubus_register_event_handler(conf.ubus_ctx, &conf.ubus_ev_sighup,
CONFIG_UBUS_EV_SIGHUP);
ubus_register_event_handler(conf.ubus_ctx, &conf.ubus_ev_shift_calc,
CONFIG_UBUS_EV_SHIFT_CALC);
uloop_run();
uloop_done();
goto finish;
oom:
fprintf(stderr, "error: Out of memory.\n");
finish:
mosquitto_disconnect(conf.mosq);
mosquitto_loop_stop(conf.mosq, false);
mosquitto_destroy(conf.mosq);
mosquitto_lib_cleanup();
ykw_free(conf.ykw);
if (conf.ubus_ctx != NULL) {
ubus_free(conf.ubus_ctx);
}
close(conf.flx_ufd.fd);
uci_free_context(conf.uci_ctx);
return rc;
}
int
callback_lws_mirror(struct lws *wsi, enum lws_callback_reasons reason,
void *user, void *in, size_t len)
{
struct per_session_data__lws_mirror *pss =
(struct per_session_data__lws_mirror *)user;
int m,n;
switch (reason) {
case LWS_CALLBACK_ESTABLISHED:
lwsl_info("callback_lws_mirror: LWS_CALLBACK_ESTABLISHED\n", __func__);
pss->ringbuffer_tail = ringbuffer_head;
pss->wsi = wsi;
break;
case LWS_CALLBACK_PROTOCOL_DESTROY:
lwsl_notice("mirror protocol cleaning up\n");
for (n = 0; n < sizeof ringbuffer / sizeof ringbuffer[0]; n++)
if (ringbuffer[n].payload)
free(ringbuffer[n].payload);
break;
case LWS_CALLBACK_SERVER_WRITEABLE:
if (close_testing)
break;
while (pss->ringbuffer_tail != ringbuffer_head) {
m = ringbuffer[pss->ringbuffer_tail].len;
n = lws_write(wsi, (unsigned char *)
ringbuffer[pss->ringbuffer_tail].payload +
LWS_PRE, m, LWS_WRITE_TEXT);
if (n < 0) {
lwsl_err("ERROR %d writing to mirror socket\n", n);
return -1;
}
if (n < m)
lwsl_err("mirror partial write %d vs %d\n", n, m);
if (pss->ringbuffer_tail == (MAX_MESSAGE_QUEUE - 1))
pss->ringbuffer_tail = 0;
else
pss->ringbuffer_tail++;
if (((ringbuffer_head - pss->ringbuffer_tail) &
(MAX_MESSAGE_QUEUE - 1)) == (MAX_MESSAGE_QUEUE - 15))
lws_rx_flow_allow_all_protocol(lws_get_context(wsi),
lws_get_protocol(wsi));
if (lws_send_pipe_choked(wsi)) {
lws_callback_on_writable(wsi);
break;
}
/*
* for tests with chrome on same machine as client and
* server, this is needed to stop chrome choking
*/
usleep(1);
}
break;
case LWS_CALLBACK_RECEIVE:
if (((ringbuffer_head - pss->ringbuffer_tail) &
(MAX_MESSAGE_QUEUE - 1)) == (MAX_MESSAGE_QUEUE - 1)) {
lwsl_err("dropping!\n");
goto choke;
}
if (ringbuffer[ringbuffer_head].payload)
free(ringbuffer[ringbuffer_head].payload);
ringbuffer[ringbuffer_head].payload =
malloc(LWS_SEND_BUFFER_PRE_PADDING + len +
LWS_SEND_BUFFER_POST_PADDING);
ringbuffer[ringbuffer_head].len = len;
memcpy((char *)ringbuffer[ringbuffer_head].payload +
LWS_SEND_BUFFER_PRE_PADDING, in, len);
if (ringbuffer_head == (MAX_MESSAGE_QUEUE - 1))
ringbuffer_head = 0;
else
ringbuffer_head++;
if (((ringbuffer_head - pss->ringbuffer_tail) &
(MAX_MESSAGE_QUEUE - 1)) != (MAX_MESSAGE_QUEUE - 2))
goto done;
choke:
lwsl_debug("LWS_CALLBACK_RECEIVE: throttling %p\n", wsi);
lws_rx_flow_control(wsi, 0);
done:
lws_callback_on_writable_all_protocol(lws_get_context(wsi),
lws_get_protocol(wsi));
const char *ubus_socket = NULL;
struct ubus_context *ctx;
static struct blob_buf b;
ctx = ubus_connect(ubus_socket);
if (!ctx) {
fprintf(stderr, "Failed to connect to ubus\n");
return -1;
}
blob_buf_init(&b, 0);
blobmsg_add_json_from_string(&b, (char *)in);
ubus_send_event(ctx, ubusxevent, b.head);
ubus_free(ctx);
break;
/*
* this just demonstrates how to use the protocol filter. If you won't
* study and reject connections based on header content, you don't need
* to handle this callback
*/
case LWS_CALLBACK_FILTER_PROTOCOL_CONNECTION:
dump_handshake_info(wsi);
/* you could return non-zero here and kill the connection */
break;
default:
break;
}
return 0;
}
void app_destroy(struct app *self){
ubus_free(self->ctx);
}
void
ubus_exit(void)
{
if (ubus) ubus_free(ubus);
}