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authorNeale Ranns <neale@graphiant.com>2021-06-24 15:41:03 +0000
committerMatthew Smith <mgsmith@netgate.com>2021-06-30 14:05:55 +0000
commit53dd08c59eac0c2fe2f7c38ec242c57bfc3ea0ad (patch)
treea6a356d819aba12e37f51eab435c80e80060840c /src
parent595724a49072b30356e365ce78a3cc815980d342 (diff)
ipsec: Derive the TUNNEL_V6 flag from the configured address types
Type: improvement There's no need for the user to set the TUNNEL_V6 flag, it can be derived from the tunnel's address type. Signed-off-by: Neale Ranns <neale@graphiant.com> Change-Id: I073073dc970b8a3f2b2645bc697fc00db1adbb47
Diffstat (limited to 'src')
-rw-r--r--src/vnet/ipsec/ipsec_sa.c4
-rw-r--r--src/vnet/ipsec/ipsec_types.api5
2 files changed, 8 insertions, 1 deletions
diff --git a/src/vnet/ipsec/ipsec_sa.c b/src/vnet/ipsec/ipsec_sa.c
index b1e337470ab..b5d58d0c053 100644
--- a/src/vnet/ipsec/ipsec_sa.c
+++ b/src/vnet/ipsec/ipsec_sa.c
@@ -270,6 +270,10 @@ ipsec_sa_add_and_lock (u32 id, u32 spi, ipsec_protocol_t proto,
return VNET_API_ERROR_SYSCALL_ERROR_1;
}
+ if (ipsec_sa_is_set_IS_TUNNEL (sa) &&
+ AF_IP6 == ip_addr_version (&tun->t_src))
+ ipsec_sa_set_IS_TUNNEL_V6 (sa);
+
if (ipsec_sa_is_set_IS_TUNNEL (sa) && !ipsec_sa_is_set_IS_INBOUND (sa))
{
sa->tunnel_flags = sa->tunnel.t_encap_decap_flags;
diff --git a/src/vnet/ipsec/ipsec_types.api b/src/vnet/ipsec/ipsec_types.api
index 9fa7e058cbf..ed04f470fd2 100644
--- a/src/vnet/ipsec/ipsec_types.api
+++ b/src/vnet/ipsec/ipsec_types.api
@@ -68,7 +68,10 @@ enum ipsec_sad_flags
/* IPsec tunnel mode if non-zero, else transport mode */
IPSEC_API_SAD_FLAG_IS_TUNNEL = 0x04,
/* IPsec tunnel mode is IPv6 if non-zero,
- * else IPv4 tunnel only valid if is_tunnel is non-zero */
+ * else IPv4 tunnel only valid if is_tunnel is non-zero
+ * DEPRECATED - the user does not need to set this it is
+ * derived from the tunnel's address types.
+ */
IPSEC_API_SAD_FLAG_IS_TUNNEL_V6 = 0x08,
/* enable UDP encapsulation for NAT traversal */
IPSEC_API_SAD_FLAG_UDP_ENCAP = 0x10,