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author | bz <bz@FreeBSD.org> | 2009-05-23 16:42:38 +0000 |
---|---|---|
committer | bz <bz@FreeBSD.org> | 2009-05-23 16:42:38 +0000 |
commit | 9642ff6e283a56096187f128604a36cf5e445825 (patch) | |
tree | af224eeb2132573550696e499948967fb4a2e0d7 /sys/netipsec/ipsec.c | |
parent | dc84aec17116643eb20765e9bb3f4818bd52e4f4 (diff) | |
download | FreeBSD-src-9642ff6e283a56096187f128604a36cf5e445825.zip FreeBSD-src-9642ff6e283a56096187f128604a36cf5e445825.tar.gz |
Add sysctls to toggle the behaviour of the (former) IPSEC_FILTERTUNNEL
kernel option.
This also permits tuning of the option per virtual network stack, as
well as separately per inet, inet6.
The kernel option is left for a transition period, marked deprecated,
and will be removed soon.
Initially requested by: phk (1 year 1 day ago)
MFC after: 4 weeks
Diffstat (limited to 'sys/netipsec/ipsec.c')
-rw-r--r-- | sys/netipsec/ipsec.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/netipsec/ipsec.c b/sys/netipsec/ipsec.c index 4124d9d..6c42e32 100644 --- a/sys/netipsec/ipsec.c +++ b/sys/netipsec/ipsec.c @@ -167,6 +167,9 @@ SYSCTL_V_INT(V_NET, vnet_ipsec, _net_inet_ipsec, OID_AUTO, SYSCTL_V_STRUCT(V_NET, vnet_ipsec, _net_inet_ipsec, OID_AUTO, ipsecstats, CTLFLAG_RD, ipsec4stat, ipsecstat, "IPsec IPv4 statistics."); +SYSCTL_V_INT(V_NET, vnet_ipsec, _net_inet_ipsec, OID_AUTO, + filtertunnel, CTLFLAG_RW, ip4_ipsec_filtertunnel, 0, + "If set filter packets from an IPsec tunnel."); #ifdef REGRESSION #ifdef VIMAGE_GLOBALS @@ -228,6 +231,9 @@ SYSCTL_V_INT(V_NET, vnet_ipsec, _net_inet6_ipsec6, IPSECCTL_DEBUG, SYSCTL_V_STRUCT(V_NET, vnet_ipsec, _net_inet6_ipsec6, IPSECCTL_STATS, ipsecstats, CTLFLAG_RD, ipsec6stat, ipsecstat, "IPsec IPv6 statistics."); +SYSCTL_V_INT(V_NET, vnet_ipsec, _net_inet6_ipsec6, OID_AUTO, + filtertunnel, CTLFLAG_RW, ip6_ipsec6_filtertunnel, 0, + "If set filter packets from an IPsec tunnel."); #endif /* INET6 */ static int ipsec_setspidx_inpcb __P((struct mbuf *, struct inpcb *)); @@ -273,6 +279,11 @@ ipsec_init(void) V_ip4_ah_net_deflev = IPSEC_LEVEL_USE; V_ip4_ipsec_ecn = 0; /* ECN ignore(-1)/forbidden(0)/allowed(1) */ V_ip4_esp_randpad = -1; +#ifdef IPSEC_FILTERTUNNEL + V_ip4_ipsec_filtertunnel = 1; +#else + V_ip4_ipsec_filtertunnel = 0; +#endif V_crypto_support = CRYPTOCAP_F_HARDWARE | CRYPTOCAP_F_SOFTWARE; @@ -287,6 +298,11 @@ ipsec_init(void) V_ip6_ah_trans_deflev = IPSEC_LEVEL_USE; V_ip6_ah_net_deflev = IPSEC_LEVEL_USE; V_ip6_ipsec_ecn = 0; /* ECN ignore(-1)/forbidden(0)/allowed(1) */ +#ifdef IPSEC_FILTERTUNNEL + V_ip6_ipsec6_filtertunnel = 1; +#else + V_ip6_ipsec6_filtertunnel = 0; +#endif #endif } |