+struct vhost_user_reconnect {
+ struct sockaddr_un un;
+ int fd;
+ struct vhost_user_socket *vsocket;
+
+ TAILQ_ENTRY(vhost_user_reconnect) next;
+};
+
+TAILQ_HEAD(vhost_user_reconnect_tailq_list, vhost_user_reconnect);
+struct vhost_user_reconnect_list {
+ struct vhost_user_reconnect_tailq_list head;
+ pthread_mutex_t mutex;
+};
+
+static struct vhost_user_reconnect_list reconn_list;
+static pthread_t reconn_tid;
+
+static void *
+vhost_user_client_reconnect(void *arg __rte_unused)
+{
+ struct vhost_user_reconnect *reconn, *next;
+
+ while (1) {
+ pthread_mutex_lock(&reconn_list.mutex);
+
+ /*
+ * An equal implementation of TAILQ_FOREACH_SAFE,
+ * which does not exist on all platforms.
+ */
+ for (reconn = TAILQ_FIRST(&reconn_list.head);
+ reconn != NULL; reconn = next) {
+ next = TAILQ_NEXT(reconn, next);
+
+ if (connect(reconn->fd, (struct sockaddr *)&reconn->un,
+ sizeof(reconn->un)) < 0)
+ continue;
+
+ RTE_LOG(INFO, VHOST_CONFIG,
+ "%s: connected\n", reconn->vsocket->path);
+ vhost_user_add_connection(reconn->fd, reconn->vsocket);
+ TAILQ_REMOVE(&reconn_list.head, reconn, next);
+ free(reconn);
+ }
+
+ pthread_mutex_unlock(&reconn_list.mutex);
+ sleep(1);
+ }
+
+ return NULL;
+}
+
+static int
+vhost_user_reconnect_init(void)
+{
+ int ret;
+
+ pthread_mutex_init(&reconn_list.mutex, NULL);
+ TAILQ_INIT(&reconn_list.head);
+
+ ret = pthread_create(&reconn_tid, NULL,
+ vhost_user_client_reconnect, NULL);
+ if (ret < 0)
+ RTE_LOG(ERR, VHOST_CONFIG, "failed to create reconnect thread");
+
+ return ret;
+}
+