#include <catta/alternative.h>
#include <catta/error.h>
+#if defined(__APPLE__) || defined(__unix) && !defined(__linux)
+#include <net/route.h>
+#endif
+
#include "meshlink_internal.h"
+#include "event.h"
#include "discovery.h"
#include "sockaddr.h"
#include "logger.h"
case CATTA_SERVER_RUNNING:
/* The serve has startup successfully and registered its host
* name on the network, so it's time to create our services */
- pthread_mutex_lock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
if(!mesh->catta_group) {
discovery_create_services(mesh);
}
- pthread_mutex_unlock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
char hostname[17];
generate_rand_string(mesh, hostname, sizeof(hostname));
- pthread_mutex_lock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
assert(mesh->catta_server);
assert(mesh->catta_poll);
catta_simple_poll_quit(mesh->catta_poll);
}
- pthread_mutex_unlock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
}
break;
case CATTA_SERVER_REGISTERING:
- pthread_mutex_lock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
/* Let's drop our registered services. When the server is back
* in CATTA_SERVER_RUNNING state we will register them
mesh->catta_group = NULL;
}
- pthread_mutex_unlock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
case CATTA_SERVER_FAILURE:
- pthread_mutex_lock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
assert(mesh->catta_server);
assert(mesh->catta_poll);
/* Terminate on failure */
catta_simple_poll_quit(mesh->catta_poll);
- pthread_mutex_unlock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
case CATTA_SERVER_INVALID:
char *node_fp = (char *)catta_string_list_get_text(node_fp_li) + strlen(MESHLINK_MDNS_FINGERPRINT_KEY);
if(node_name[0] == '=' && node_fp[0] == '=') {
- pthread_mutex_lock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
node_name += 1;
}
if(naddress.unknown.family != AF_UNKNOWN) {
- meshlink_hint_address(mesh, (meshlink_node_t *)node, (struct sockaddr *)&naddress);
-
node_t *n = (node_t *)node;
+ connection_t *c = n->connection;
- if(n->connection && n->connection->outgoing) {
- n->connection->outgoing->timeout = 0;
+ n->catta_address = naddress;
+ node_add_recent_address(mesh, n, &naddress);
- if(n->connection->outgoing->ev.cb) {
- timeout_set(&mesh->loop, &n->connection->outgoing->ev, &(struct timeval) {
+ if(c && c->outgoing && !c->status.active) {
+ c->outgoing->timeout = 0;
+
+ if(c->outgoing->ev.cb) {
+ timeout_set(&mesh->loop, &c->outgoing->ev, &(struct timespec) {
0, 0
});
}
- n->connection->last_ping_time = 0;
+ c->last_ping_time = -3600;
}
} else {
logger(mesh, MESHLINK_WARNING, "Node %s is not part of the mesh network.\n", node_name);
}
- pthread_mutex_unlock(&(mesh->mesh_mutex));
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
}
}
/* Called whenever a new services becomes available on the LAN or is removed from the LAN */
switch(event) {
case CATTA_BROWSER_FAILURE:
- pthread_mutex_lock(&mesh->mesh_mutex);
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
catta_simple_poll_quit(mesh->catta_poll);
- pthread_mutex_unlock(&mesh->mesh_mutex);
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
case CATTA_BROWSER_NEW:
- pthread_mutex_lock(&mesh->mesh_mutex);
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
catta_s_service_resolver_new(mesh->catta_server, interface_, protocol, name, type, domain, CATTA_PROTO_UNSPEC, 0, discovery_resolve_callback, mesh);
handle_network_change(mesh, ++mesh->catta_interfaces);
- pthread_mutex_unlock(&mesh->mesh_mutex);
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
case CATTA_BROWSER_REMOVE:
- pthread_mutex_lock(&mesh->mesh_mutex);
+ assert(pthread_mutex_lock(&mesh->mutex) == 0);
handle_network_change(mesh, --mesh->catta_interfaces);
- pthread_mutex_unlock(&mesh->mesh_mutex);
+ assert(pthread_mutex_unlock(&mesh->mutex) == 0);
break;
case CATTA_BROWSER_ALL_FOR_NOW:
meshlink_handle_t *mesh = userdata;
assert(mesh);
+ assert(pthread_mutex_lock(&mesh->discovery_mutex) == 0);
+
// handle catta logs
catta_set_log_function(discovery_log_cb);
config.publish_hinfo = 0;
config.publish_addresses = 1;
config.publish_no_reverse = 1;
+ config.allow_point_to_point = 1;
/* Allocate a new server */
int error;
/* Free the configuration data */
catta_server_config_free(&config);
- /* Check wether creating the server object succeeded */
+ /* Check whether creating the server object succeeded */
if(!mesh->catta_server) {
logger(mesh, MESHLINK_ERROR, "Failed to create discovery server: %s\n", catta_strerror(error));
goto fail;
fail:
- pthread_mutex_lock(&mesh->discovery_mutex);
- pthread_cond_broadcast(&mesh->discovery_cond);
- pthread_mutex_unlock(&mesh->discovery_mutex);
+ assert(pthread_cond_broadcast(&mesh->discovery_cond) == 0);
+ assert(pthread_mutex_unlock(&mesh->discovery_mutex) == 0);
if(status) {
catta_simple_poll_loop(mesh->catta_poll);
return NULL;
}
+#ifdef RTM_NEWADDR
+static void pfroute_io_handler(event_loop_t *loop, void *data, int flags) {
+ (void)flags;
+ static time_t prev_update;
+ meshlink_handle_t *mesh = data;
+
+ struct {
+ struct rt_msghdr rtm;
+ char data[2048];
+ } msg;
+
+ while(true) {
+ msg.rtm.rtm_version = 0;
+ ssize_t result = recv(mesh->pfroute_io.fd, &msg, sizeof(msg), MSG_DONTWAIT);
+
+ if(result <= 0) {
+ if(result == 0 || errno == EAGAIN || errno == EINTR) {
+ break;
+ }
+
+ logger(mesh, MESHLINK_ERROR, "Reading from PFROUTE socket failed: %s\n", strerror(errno));
+ io_set(loop, &mesh->pfroute_io, 0);
+ }
+
+ if(msg.rtm.rtm_version != RTM_VERSION) {
+ logger(mesh, MESHLINK_ERROR, "Invalid PFROUTE message version\n");
+ break;
+ }
+
+ switch(msg.rtm.rtm_type) {
+ case RTM_IFINFO:
+ case RTM_NEWADDR:
+ case RTM_DELADDR:
+ if(loop->now.tv_sec > prev_update + 5) {
+ prev_update = loop->now.tv_sec;
+ handle_network_change(mesh, 1);
+ }
+
+ break;
+
+ default:
+ break;
+ }
+ }
+}
+#endif
+
bool discovery_start(meshlink_handle_t *mesh) {
logger(mesh, MESHLINK_DEBUG, "discovery_start called\n");
assert(!mesh->discovery_threadstarted);
assert(!mesh->catta_servicetype);
+ assert(pthread_mutex_lock(&mesh->discovery_mutex) == 0);
+
// Start the discovery thread
if(pthread_create(&mesh->discovery_thread, NULL, discovery_loop, mesh) != 0) {
+ assert(pthread_mutex_unlock(&mesh->discovery_mutex) == 0);
logger(mesh, MESHLINK_ERROR, "Could not start discovery thread: %s\n", strerror(errno));
memset(&mesh->discovery_thread, 0, sizeof(mesh)->discovery_thread);
return false;
}
- pthread_mutex_lock(&mesh->discovery_mutex);
- pthread_cond_wait(&mesh->discovery_cond, &mesh->discovery_mutex);
- pthread_mutex_unlock(&mesh->discovery_mutex);
+ assert(pthread_cond_wait(&mesh->discovery_cond, &mesh->discovery_mutex) == 0);
+ assert(pthread_mutex_unlock(&mesh->discovery_mutex) == 0);
mesh->discovery_threadstarted = true;
+#ifdef RTM_NEWADDR
+ int sock = socket(PF_ROUTE, SOCK_RAW, AF_UNSPEC);
+
+ if(sock != -1) {
+ io_add(&mesh->loop, &mesh->pfroute_io, pfroute_io_handler, mesh, sock, IO_READ);
+ } else {
+ logger(mesh, MESHLINK_WARNING, "Could not open PF_ROUTE socket: %s", strerror(errno));
+ }
+
+#endif
+
return true;
}
assert(mesh);
+#ifdef RTM_NEWADDR
+
+ if(mesh->pfroute_io.cb) {
+ close(mesh->pfroute_io.fd);
+ io_del(&mesh->loop, &mesh->pfroute_io);
+ }
+
+#endif
+
// Shut down
if(mesh->catta_poll) {
catta_simple_poll_quit(mesh->catta_poll);
// Wait for the discovery thread to finish
if(mesh->discovery_threadstarted == true) {
- pthread_join(mesh->discovery_thread, NULL);
+ assert(pthread_join(mesh->discovery_thread, NULL) == 0);
mesh->discovery_threadstarted = false;
}