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Transparent proxy fix, only listen on ipv6 port if an ipv6 address

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This commit is contained in:
jfurtner 2016-01-14 17:30:26 -07:00
parent b4cb910438
commit 2c07ef20f7
1 changed files with 9 additions and 0 deletions
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9
common.c
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@ -121,6 +121,15 @@ int start_listen_sockets(int *sockfd[], struct addrinfo *addr_list)
(*sockfd)[i] = socket(saddr->ss_family, SOCK_STREAM, 0);
check_res_dumpdie((*sockfd)[i], addr, "socket");
/* If transparent proxy enabled and ipv6 address then only listen on IPv6 port.
* Transparent proxying fails if you don't.
* */
if (transparent && saddr->ss_family == AF_INET6)
{
res = setsockopt((*sockfd)[i], IPPROTO_IPV6, IPV6_V6ONLY, (char*)&one, sizeof(one));
check_res_dumpdie(res, addr, "setsockopt(IPV6_V6ONLY)");
}
one = 1;
res = setsockopt((*sockfd)[i], SOL_SOCKET, SO_REUSEADDR, (char*)&one, sizeof(one));
check_res_dumpdie(res, addr, "setsockopt(SO_REUSEADDR)");