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MINOR: tproxy: add support for FreeBSD

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FreeBSD uses (IPPROTO_IP, IP_BINDANY) and (IPPROTO_IPV6, IPV6_BINDANY)
to enable transparent proxy on a socket.

This patch adds support for the relevant setsockopt() calls.
This commit is contained in:
Pieter Baauw 2013-05-08 23:22:39 +02:00 committed by Willy Tarreau
parent d551fb5a8d
commit ff30b6667b
3 changed files with 20 additions and 0 deletions
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2
include/common/compat.h
View File

@ -94,6 +94,8 @@
#endif /* CONFIG_HAP_LINUX_TPROXY */
#if defined(IP_FREEBIND) \
|| defined(IP_BINDANY) \
|| defined(IPV6_BINDANY) \
|| defined(IP_TRANSPARENT) \
|| defined(IPV6_TRANSPARENT)
#define CONFIG_HAP_TRANSPARENT

6
src/haproxy.c
View File

@ -326,6 +326,12 @@ void display_build_opts()
#endif
#if defined(IP_FREEBIND)
" IP_FREEBIND"
#endif
#if defined(IP_BINDANY)
" IP_BINDANY"
#endif
#if defined(IPV6_BINDANY)
" IPV6_BINDANY"
#endif
"\n");
#endif

12
src/proto_tcp.c
View File

@ -138,6 +138,9 @@ int tcp_bind_socket(int fd, int flags, struct sockaddr_storage *local, struct so
#endif
#if defined(IP_FREEBIND)
|| (setsockopt(fd, SOL_IP, IP_FREEBIND, &one, sizeof(one)) == 0)
#endif
#if defined(IP_BINDANY)
|| (setsockopt(fd, IPPROTO_IP, IP_BINDANY, &one, sizeof(one)) == 0)
#endif
)
foreign_ok = 1;
@ -150,6 +153,9 @@ int tcp_bind_socket(int fd, int flags, struct sockaddr_storage *local, struct so
if (0
#if defined(IPV6_TRANSPARENT)
|| (setsockopt(fd, SOL_IPV6, IPV6_TRANSPARENT, &one, sizeof(one)) == 0)
#endif
#if defined(IPV6_BINDANY)
|| (setsockopt(fd, IPPROTO_IPV6, IPV6_BINDANY, &one, sizeof(one)) == 0)
#endif
)
foreign_ok = 1;
@ -644,6 +650,9 @@ int tcp_bind_listener(struct listener *listener, char *errmsg, int errlen)
#endif
#if defined(IP_FREEBIND)
&& (setsockopt(fd, SOL_IP, IP_FREEBIND, &one, sizeof(one)) == -1)
#endif
#if defined(IP_BINDANY)
&& (setsockopt(fd, IPPROTO_IP, IP_BINDANY, &one, sizeof(one)) == -1)
#endif
) {
msg = "cannot make listening socket transparent";
@ -654,6 +663,9 @@ int tcp_bind_listener(struct listener *listener, char *errmsg, int errlen)
if (1
#if defined(IPV6_TRANSPARENT)
&& (setsockopt(fd, SOL_IPV6, IPV6_TRANSPARENT, &one, sizeof(one)) == -1)
#endif
#if defined(IPV6_BINDANY)
&& (setsockopt(fd, IPPROTO_IPV6, IPV6_BINDANY, &one, sizeof(one)) == -1)
#endif
) {
msg = "cannot make listening socket transparent";