int socket_address_listen(
const SocketAddress *a,
+ int flags,
int backlog,
SocketAddressBindIPv6Only only,
const char *bind_to_device,
bool transparent,
mode_t directory_mode,
mode_t socket_mode,
- const char *label,
- int *ret) {
+ const char *label) {
+
+ _cleanup_close_ int fd = -1;
+ int r, one;
- int r, fd, one;
assert(a);
- assert(ret);
- if ((r = socket_address_verify(a)) < 0)
+ r = socket_address_verify(a);
+ if (r < 0)
return r;
if (socket_address_family(a) == AF_INET6 && !socket_ipv6_is_supported())
return -EAFNOSUPPORT;
- r = label_socket_set(label);
- if (r < 0)
- return r;
+ if (label) {
+ r = label_socket_set(label);
+ if (r < 0)
+ return r;
+ }
- fd = socket(socket_address_family(a), a->type | SOCK_NONBLOCK | SOCK_CLOEXEC, a->protocol);
+ fd = socket(socket_address_family(a), a->type | flags, a->protocol);
r = fd < 0 ? -errno : 0;
- label_socket_clear();
+ if (label)
+ label_socket_clear();
if (r < 0)
return r;
int flag = only == SOCKET_ADDRESS_IPV6_ONLY;
if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &flag, sizeof(flag)) < 0)
- goto fail;
+ return -errno;
}
if (socket_address_family(a) == AF_INET || socket_address_family(a) == AF_INET6) {
if (bind_to_device)
if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, bind_to_device, strlen(bind_to_device)+1) < 0)
- goto fail;
+ return -errno;
if (free_bind) {
one = 1;
one = 1;
if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) < 0)
- goto fail;
+ return -errno;
if (socket_address_family(a) == AF_UNIX && a->sockaddr.un.sun_path[0] != 0) {
mode_t old_mask;
/* Create parents */
- mkdir_parents(a->sockaddr.un.sun_path, directory_mode);
+ mkdir_parents_label(a->sockaddr.un.sun_path, directory_mode);
- /* Enforce the right access mode for the socket*/
+ /* Enforce the right access mode for the socket */
old_mask = umask(~ socket_mode);
/* Include the original umask in our mask */
r = bind(fd, &a->sockaddr.sa, a->size);
if (r < 0)
- goto fail;
+ return -errno;
if (socket_address_can_accept(a))
if (listen(fd, backlog) < 0)
- goto fail;
+ return -errno;
- *ret = fd;
- return 0;
+ r = fd;
+ fd = -1;
-fail:
- r = -errno;
- close_nointr_nofail(fd);
return r;
}
+
+int make_socket_fd(int log_level, const char* address, int flags) {
+ SocketAddress a;
+ int fd, r;
+
+ r = socket_address_parse(&a, address);
+ if (r < 0) {
+ log_error("Failed to parse socket: %s", strerror(-r));
+ return r;
+ }
+
+ fd = socket_address_listen(&a, flags, SOMAXCONN, SOCKET_ADDRESS_DEFAULT,
+ NULL, false, false, 0755, 0644, NULL);
+ if (fd < 0 || log_get_max_level() >= log_level) {
+ char _cleanup_free_ *p = NULL;
+
+ r = socket_address_print(&a, &p);
+ if (r < 0) {
+ log_error("socket_address_print(): %s", strerror(-r));
+ return r;
+ }
+
+ if (fd < 0)
+ log_error("Failed to listen on %s: %s", p, strerror(-r));
+ else
+ log_full(log_level, "Listening on %s", p);
+ }
+
+ return fd;
+}