volatile bool bar_reachable = false;
+void log_cb(meshlink_handle_t *mesh, meshlink_log_level_t level, const char *text) {
+ static struct timeval tv0;
+ struct timeval tv;
+
+ if(tv0.tv_sec == 0) {
+ gettimeofday(&tv0, NULL);
+ }
+
+ gettimeofday(&tv, NULL);
+ fprintf(stderr, "%u.%.03u ", (unsigned int)(tv.tv_sec - tv0.tv_sec), (unsigned int)tv.tv_usec / 1000);
+
+ if(mesh) {
+ fprintf(stderr, "(%s) ", mesh->name);
+ }
+
+ fprintf(stderr, "[%d] %s\n", level, text);
+}
+
void status_cb(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
- if(!strcmp(node->name, "bar"))
+ (void)mesh;
+
+ if(!strcmp(node->name, "bar")) {
bar_reachable = reachable;
+ }
}
-int main(int argc, char *argv[]) {
+int main() {
+ meshlink_set_log_cb(NULL, MESHLINK_DEBUG, log_cb);
+
// Open two new meshlink instance.
- meshlink_handle_t *mesh1 = meshlink_open("import_export_conf.1", "foo");
+ meshlink_handle_t *mesh1 = meshlink_open("import_export_conf.1", "foo", "import-export", DEV_CLASS_BACKBONE);
+
if(!mesh1) {
- fprintf(stderr, "Could not initialize configuration for foo\n");
+ fprintf(stderr, "Could not initialize configuration for foo: %s\n", meshlink_strerror(meshlink_errno));
return 1;
}
- meshlink_handle_t *mesh2 = meshlink_open("import_export_conf.2", "bar");
+ meshlink_handle_t *mesh2 = meshlink_open("import_export_conf.2", "bar", "import-export", DEV_CLASS_BACKBONE);
+
if(!mesh2) {
fprintf(stderr, "Could not initialize configuration for bar\n");
return 1;
}
+ meshlink_set_log_cb(mesh1, MESHLINK_DEBUG, log_cb);
+ meshlink_set_log_cb(mesh2, MESHLINK_DEBUG, log_cb);
+
+ // Disable local discovery
+
+ meshlink_enable_discovery(mesh1, false);
+ meshlink_enable_discovery(mesh2, false);
+
// Import and export both side's data
meshlink_add_address(mesh1, "localhost");
meshlink_add_address(mesh2, "localhost");
char *data = meshlink_export(mesh1);
+
if(!data) {
fprintf(stderr, "Foo could not export its configuration\n");
return 1;
}
+ fprintf(stderr, "Foo export data:\n%s\n", data);
+
if(!meshlink_import(mesh2, data)) {
fprintf(stderr, "Bar could not import foo's configuration\n");
return 1;
free(data);
data = meshlink_export(mesh2);
+
if(!data) {
fprintf(stderr, "Bar could not export its configuration\n");
return 1;
// Start both instances
meshlink_set_node_status_cb(mesh1, status_cb);
-
+
if(!meshlink_start(mesh1)) {
fprintf(stderr, "Foo could not start\n");
return 1;
for(int i = 0; i < 20; i++) {
sleep(1);
- if(bar_reachable)
+
+ if(bar_reachable) {
break;
+ }
}
if(!bar_reachable) {
return 1;
}
+ int pmtu = meshlink_get_pmtu(mesh2, meshlink_get_node(mesh2, "bar"));
+
+ for(int i = 0; i < 10 && !pmtu; i++) {
+ sleep(1);
+ pmtu = meshlink_get_pmtu(mesh2, meshlink_get_node(mesh2, "bar"));
+ }
+
+ if(!pmtu) {
+ fprintf(stderr, "UDP communication with bar not possible after 10 seconds\n");
+ return 1;
+ }
+
// Clean up.
meshlink_stop(mesh2);