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Code Issues Releases Wiki Activity

Use SO_REUSEPORT_LB on FreeBSD if available

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This commit is contained in:
Ondřej Surý 2019-04-29 19:29:09 +02:00
parent 1c672367a0
commit 94cb73d96c
1 changed files with 14 additions and 1 deletions
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15
lib/isc/unix/socket.c
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@ -4475,6 +4475,13 @@ isc_socket_bind(isc_socket_t *sock0, const isc_sockaddr_t *sockaddr,
UNEXPECTED_ERROR(__FILE__, __LINE__,
"setsockopt(%d) failed", sock->fd);
}
#if defined(__FreeBSD_kernel__) && defined(SO_REUSEPORT_LB)
if (setsockopt(sock->fd, SOL_SOCKET, SO_REUSEPORT_LB,
(void *)&on, sizeof(on)) < 0)
{
UNEXPECTED_ERROR(__FILE__, __LINE__,
"setsockopt(%d) failed", sock->fd);
}
#elif defined(__linux__) && defined(SO_REUSEPORT)
if (setsockopt(sock->fd, SOL_SOCKET, SO_REUSEPORT,
(void *)&on, sizeof(on)) < 0)
@ -5334,7 +5341,8 @@ init_hasreuseport() {
* We only want to use it on Linux, if it's available. On BSD we want to dup()
* sockets instead of re-binding them.
*/
#if defined(SO_REUSEPORT) && defined(__linux__)
#if (defined(SO_REUSEPORT) && defined(__linux__)) || \
(defined(SO_REUSEPORT_LB) && defined(__FreeBSD_kernel__))
int sock, yes = 1;
sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock < 0) {
@ -5348,8 +5356,13 @@ init_hasreuseport() {
{
close(sock);
return;
#if defined(__FreeBSD_kernel__)
} else if (setsockopt(sock, SOL_SOCKET, SO_REUSEPORT_LB,
(void *)&yes, sizeof(yes)) < 0)
#else
} else if (setsockopt(sock, SOL_SOCKET, SO_REUSEPORT,
(void *)&yes, sizeof(yes)) < 0)
#endif
{
close(sock);
return;