bfdd: remove VxLAN code

Remove all VxLAN code. There are probably better ways to write VxLAN
support without having to use raw sockets and depend on extra user
configuration input.

Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>

1 files changed, 0 insertions, 39 deletions

diff --git a/bfdd/linux.c b/bfdd/linux.c
index 5f24ef4d19..442958ead9 100644
--- a/bfdd/linux.c
+++ b/bfdd/linux.c
@@ -52,20 +52,6 @@ static struct sock_filter bfd_echo_filter[] = {
 	{0x6, 0, 0, 0x0000ffff},  {0x6, 0, 0, 0x00000000},
 };
 
-/* Berkeley Packet filter code to filter out BFD vxlan packets.
- * tcpdump -dd "(udp dst port 4789)"
- */
-static struct sock_filter bfd_vxlan_filter[] = {
-	{0x28, 0, 0, 0x0000000c}, {0x15, 0, 4, 0x000086dd},
-	{0x30, 0, 0, 0x00000014}, {0x15, 0, 11, 0x00000011},
-	{0x28, 0, 0, 0x00000038}, {0x15, 8, 9, 0x000012b5},
-	{0x15, 0, 8, 0x00000800}, {0x30, 0, 0, 0x00000017},
-	{0x15, 0, 6, 0x00000011}, {0x28, 0, 0, 0x00000014},
-	{0x45, 4, 0, 0x00001fff}, {0xb1, 0, 0, 0x0000000e},
-	{0x48, 0, 0, 0x00000010}, {0x15, 0, 1, 0x000012b5},
-	{0x6, 0, 0, 0x0000ffff},  {0x6, 0, 0, 0x00000000},
-};
-
 
 /*
  * Definitions.
@@ -152,31 +138,6 @@ int ptm_bfd_echo_sock_init(void)
 	return s;
 }
 
-int ptm_bfd_vxlan_sock_init(void)
-{
-	int s;
-	struct sock_fprog bpf = {.len = sizeof(bfd_vxlan_filter)
-					/ sizeof(bfd_vxlan_filter[0]),
-				 .filter = bfd_vxlan_filter};
-
-	s = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_IP));
-	if (s == -1) {
-		log_error("vxlan-socket: creation failure: %s",
-			  strerror(errno));
-		return -1;
-	}
-
-	if (setsockopt(s, SOL_SOCKET, SO_ATTACH_FILTER, &bpf, sizeof(bpf))
-	    == -1) {
-		log_error("vxlan-socket: setsockopt(SO_ATTACH_FILTER): %s",
-			  strerror(errno));
-		close(s);
-		return -1;
-	}
-
-	return s;
-}
-
 int bp_bind_dev(int sd __attribute__((__unused__)),
 		const char *dev __attribute__((__unused__)))
 {