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socket-dynamic: Use IPv6-only mode for IPv6 sockets

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Same as the previous commit.

Fixes: 5f9ad62a81 ("socket-dynamic: Don't set SO_REUSEADDR on IKE sockets anymore")
This commit is contained in:
Tobias Brunner
2022-09-22 17:38:58 +02:00
parent ebaaacc459
commit 03ea02175e
1 changed files with 7 additions and 1 deletions
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src/libcharon/plugins/socket_dynamic/socket_dynamic_socket.c
+7 -1
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@@ -410,7 +410,13 @@ static int open_socket(private_socket_dynamic_socket_t *this,
DBG1(DBG_NET, "could not open socket: %s", strerror(errno)); DBG1(DBG_NET, "could not open socket: %s", strerror(errno));
return 0; return 0;
} }
if (family == AF_INET6 &&
setsockopt(fd, SOL_IPV6, IPV6_V6ONLY, &on, sizeof(on)) < 0)
{
DBG1(DBG_NET, "unable to set IPV6_V6ONLY on socket: %s", strerror(errno));
close(fd);
return 0;
}
if (bind(fd, &addr.s, addrlen) < 0) if (bind(fd, &addr.s, addrlen) < 0)
{ {
DBG1(DBG_NET, "unable to bind socket: %s", strerror(errno)); DBG1(DBG_NET, "unable to bind socket: %s", strerror(errno));