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authorDaniel Mack <github@zonque.org>2015-07-01 16:52:02 -0400
committerDaniel Mack <github@zonque.org>2015-07-01 16:52:02 -0400
commit02e9cc6207456ec2576628be506cd1c90fdc2fb8 (patch)
tree9266f45ae3d9408fdbfc7a95915a3cf23c7e368b
parent38b541c4f25830af1429f2dc903c81a3c8c1877f (diff)
parent54255c64e6d223deb7d3863e426e78c443fda37c (diff)
Merge pull request #459 from ctrochalakis/reuse-port-before-bind
socket: Set SO_REUSEPORT before bind()
-rw-r--r--src/basic/socket-label.c9
-rw-r--r--src/basic/socket-util.h1
-rw-r--r--src/core/socket.c7
3 files changed, 10 insertions, 7 deletions
diff --git a/src/basic/socket-label.c b/src/basic/socket-label.c
index cbe3ff216e..144e6fd86e 100644
--- a/src/basic/socket-label.c
+++ b/src/basic/socket-label.c
@@ -38,6 +38,7 @@ int socket_address_listen(
int backlog,
SocketAddressBindIPv6Only only,
const char *bind_to_device,
+ bool reuse_port,
bool free_bind,
bool transparent,
mode_t directory_mode,
@@ -83,6 +84,12 @@ int socket_address_listen(
if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, bind_to_device, strlen(bind_to_device)+1) < 0)
return -errno;
+ if (reuse_port) {
+ one = 1;
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &one, sizeof(one)) < 0)
+ log_warning_errno(errno, "SO_REUSEPORT failed: %m");
+ }
+
if (free_bind) {
one = 1;
if (setsockopt(fd, IPPROTO_IP, IP_FREEBIND, &one, sizeof(one)) < 0)
@@ -146,7 +153,7 @@ int make_socket_fd(int log_level, const char* address, int flags) {
}
fd = socket_address_listen(&a, flags, SOMAXCONN, SOCKET_ADDRESS_DEFAULT,
- NULL, false, false, 0755, 0644, NULL);
+ NULL, false, false, false, 0755, 0644, NULL);
if (fd < 0 || log_get_max_level() >= log_level) {
_cleanup_free_ char *p = NULL;
diff --git a/src/basic/socket-util.h b/src/basic/socket-util.h
index 538cf59174..6b0ce7836f 100644
--- a/src/basic/socket-util.h
+++ b/src/basic/socket-util.h
@@ -80,6 +80,7 @@ int socket_address_listen(
int backlog,
SocketAddressBindIPv6Only only,
const char *bind_to_device,
+ bool reuse_port,
bool free_bind,
bool transparent,
mode_t directory_mode,
diff --git a/src/core/socket.c b/src/core/socket.c
index d3178e642b..693cbc6080 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -922,12 +922,6 @@ static void socket_apply_socket_options(Socket *s, int fd) {
if (setsockopt(fd, SOL_TCP, TCP_CONGESTION, s->tcp_congestion, strlen(s->tcp_congestion)+1) < 0)
log_unit_warning_errno(UNIT(s), errno, "TCP_CONGESTION failed: %m");
- if (s->reuse_port) {
- int b = s->reuse_port;
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &b, sizeof(b)) < 0)
- log_unit_warning_errno(UNIT(s), errno, "SO_REUSEPORT failed: %m");
- }
-
if (s->smack_ip_in) {
r = mac_smack_apply_ip_in_fd(fd, s->smack_ip_in);
if (r < 0)
@@ -1183,6 +1177,7 @@ static int socket_open_fds(Socket *s) {
s->backlog,
s->bind_ipv6_only,
s->bind_to_device,
+ s->reuse_port,
s->free_bind,
s->transparent,
s->directory_mode,