summaryrefslogtreecommitdiff
path: root/src/shared/socket-label.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared/socket-label.c')
-rw-r--r--src/shared/socket-label.c164
1 files changed, 0 insertions, 164 deletions
diff --git a/src/shared/socket-label.c b/src/shared/socket-label.c
deleted file mode 100644
index cbe3ff216e..0000000000
--- a/src/shared/socket-label.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <stddef.h>
-
-#include "macro.h"
-#include "util.h"
-#include "mkdir.h"
-#include "missing.h"
-#include "selinux-util.h"
-#include "socket-util.h"
-
-int socket_address_listen(
- const SocketAddress *a,
- int flags,
- int backlog,
- SocketAddressBindIPv6Only only,
- const char *bind_to_device,
- bool free_bind,
- bool transparent,
- mode_t directory_mode,
- mode_t socket_mode,
- const char *label) {
-
- _cleanup_close_ int fd = -1;
- int r, one;
-
- assert(a);
-
- r = socket_address_verify(a);
- if (r < 0)
- return r;
-
- if (socket_address_family(a) == AF_INET6 && !socket_ipv6_is_supported())
- return -EAFNOSUPPORT;
-
- if (label) {
- r = mac_selinux_create_socket_prepare(label);
- if (r < 0)
- return r;
- }
-
- fd = socket(socket_address_family(a), a->type | flags, a->protocol);
- r = fd < 0 ? -errno : 0;
-
- if (label)
- mac_selinux_create_socket_clear();
-
- if (r < 0)
- return r;
-
- if (socket_address_family(a) == AF_INET6 && only != SOCKET_ADDRESS_DEFAULT) {
- int flag = only == SOCKET_ADDRESS_IPV6_ONLY;
-
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &flag, sizeof(flag)) < 0)
- 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)
- return -errno;
-
- if (free_bind) {
- one = 1;
- if (setsockopt(fd, IPPROTO_IP, IP_FREEBIND, &one, sizeof(one)) < 0)
- log_warning_errno(errno, "IP_FREEBIND failed: %m");
- }
-
- if (transparent) {
- one = 1;
- if (setsockopt(fd, IPPROTO_IP, IP_TRANSPARENT, &one, sizeof(one)) < 0)
- log_warning_errno(errno, "IP_TRANSPARENT failed: %m");
- }
- }
-
- one = 1;
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) < 0)
- return -errno;
-
- if (socket_address_family(a) == AF_UNIX && a->sockaddr.un.sun_path[0] != 0) {
- mode_t old_mask;
-
- /* Create parents */
- mkdir_parents_label(a->sockaddr.un.sun_path, directory_mode);
-
- /* Enforce the right access mode for the socket */
- old_mask = umask(~ socket_mode);
-
- r = mac_selinux_bind(fd, &a->sockaddr.sa, a->size);
-
- if (r < 0 && errno == EADDRINUSE) {
- /* Unlink and try again */
- unlink(a->sockaddr.un.sun_path);
- r = bind(fd, &a->sockaddr.sa, a->size);
- }
-
- umask(old_mask);
- } else
- r = bind(fd, &a->sockaddr.sa, a->size);
-
- if (r < 0)
- return -errno;
-
- if (socket_address_can_accept(a))
- if (listen(fd, backlog) < 0)
- return -errno;
-
- r = fd;
- fd = -1;
-
- 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 address \"%s\": %s",
- address, 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) {
- _cleanup_free_ char *p = NULL;
-
- r = socket_address_print(&a, &p);
- if (r < 0)
- return log_error_errno(r, "socket_address_print(): %m");
-
- if (fd < 0)
- log_error_errno(fd, "Failed to listen on %s: %m", p);
- else
- log_full(log_level, "Listening on %s", p);
- }
-
- return fd;
-}