void w_log_to_clients(int level, const char *buf)
{
json_t *json = NULL;
w_ht_iter_t iter;
if (!clients) {
return;
}
pthread_mutex_lock(&w_client_lock);
if (w_ht_first(clients, &iter)) do {
struct watchman_client *client = w_ht_val_ptr(iter.value);
if (client->log_level != W_LOG_OFF && client->log_level >= level) {
json = make_response();
if (json) {
set_prop(json, "log", json_string_nocheck(buf));
if (!enqueue_response(client, json, true)) {
json_decref(json);
}
}
}
} while (w_ht_next(clients, &iter));
pthread_mutex_unlock(&w_client_lock);
}
void send_and_dispose_response(struct watchman_client *client,
json_t *response)
{
pthread_mutex_lock(&w_client_lock);
if (!enqueue_response(client, response, false)) {
json_decref(response);
}
pthread_mutex_unlock(&w_client_lock);
}
/* must be called with root and client locked */
void w_run_subscription_rules(
struct watchman_client *client,
struct watchman_client_subscription *sub,
w_root_t *root)
{
json_t *response = build_subscription_results(sub, root);
if (!response) {
return;
}
if (!enqueue_response(client, response, true)) {
w_log(W_LOG_DBG, "failed to queue sub response\n");
json_decref(response);
}
}
void w_cancel_subscriptions_for_root(w_root_t *root) {
w_ht_iter_t iter;
pthread_mutex_lock(&w_client_lock);
if (w_ht_first(clients, &iter)) {
do {
struct watchman_user_client *client = w_ht_val_ptr(iter.value);
w_ht_iter_t citer;
if (w_ht_first(client->subscriptions, &citer)) {
do {
struct watchman_client_subscription *sub = w_ht_val_ptr(citer.value);
if (sub->root == root) {
json_t *response = make_response();
w_log(W_LOG_ERR,
"Cancel subscription %.*s for client:stm=%p due to "
"root cancellation\n",
sub->name->len, sub->name->buf, client->client.stm);
set_prop(response, "root", w_string_to_json(root->root_path));
set_prop(response, "subscription", w_string_to_json(sub->name));
set_prop(response, "unilateral", json_true());
set_prop(response, "canceled", json_true());
if (!enqueue_response(&client->client, response, true)) {
w_log(W_LOG_DBG, "failed to queue sub cancellation\n");
json_decref(response);
}
w_ht_iter_del(client->subscriptions, &citer);
}
} while (w_ht_next(client->subscriptions, &citer));
}
} while (w_ht_next(clients, &iter));
}
pthread_mutex_unlock(&w_client_lock);
}
