diff options
Diffstat (limited to 'src/vnet/ipsec/ipsec_api.c')
-rw-r--r-- | src/vnet/ipsec/ipsec_api.c | 196 |
1 files changed, 179 insertions, 17 deletions
diff --git a/src/vnet/ipsec/ipsec_api.c b/src/vnet/ipsec/ipsec_api.c index 7fc68f60369..6e7308ddf75 100644 --- a/src/vnet/ipsec/ipsec_api.c +++ b/src/vnet/ipsec/ipsec_api.c @@ -382,10 +382,10 @@ static void vl_api_ipsec_sad_entry_add_del_t_handler ip_address_decode2 (&mp->entry.tunnel_src, &tun.t_src); ip_address_decode2 (&mp->entry.tunnel_dst, &tun.t_dst); - rv = ipsec_sa_add_and_lock (id, spi, proto, crypto_alg, &crypto_key, - integ_alg, &integ_key, flags, mp->entry.salt, - htons (mp->entry.udp_src_port), - htons (mp->entry.udp_dst_port), &tun, &sa_index); + rv = ipsec_sa_add_and_lock ( + id, spi, proto, crypto_alg, &crypto_key, integ_alg, &integ_key, flags, + mp->entry.salt, htons (mp->entry.udp_src_port), + htons (mp->entry.udp_dst_port), 0, &tun, &sa_index); out: /* *INDENT-OFF* */ @@ -456,10 +456,10 @@ static void vl_api_ipsec_sad_entry_add_del_v2_t_handler ip_address_decode2 (&mp->entry.tunnel_src, &tun.t_src); ip_address_decode2 (&mp->entry.tunnel_dst, &tun.t_dst); - rv = ipsec_sa_add_and_lock ( - id, spi, proto, crypto_alg, &crypto_key, integ_alg, &integ_key, flags, - mp->entry.salt, htons (mp->entry.udp_src_port), - htons (mp->entry.udp_dst_port), &tun, &sa_index); + rv = ipsec_sa_add_and_lock ( + id, spi, proto, crypto_alg, &crypto_key, integ_alg, &integ_key, flags, + mp->entry.salt, htons (mp->entry.udp_src_port), + htons (mp->entry.udp_dst_port), 0, &tun, &sa_index); out: /* *INDENT-OFF* */ @@ -514,10 +514,10 @@ ipsec_sad_entry_add_v3 (const vl_api_ipsec_sad_entry_v3_t *entry, ipsec_key_decode (&entry->crypto_key, &crypto_key); ipsec_key_decode (&entry->integrity_key, &integ_key); - return ipsec_sa_add_and_lock (id, spi, proto, crypto_alg, &crypto_key, - integ_alg, &integ_key, flags, entry->salt, - htons (entry->udp_src_port), - htons (entry->udp_dst_port), &tun, sa_index); + return ipsec_sa_add_and_lock ( + id, spi, proto, crypto_alg, &crypto_key, integ_alg, &integ_key, flags, + entry->salt, htons (entry->udp_src_port), htons (entry->udp_dst_port), 0, + &tun, sa_index); } static void @@ -543,6 +543,56 @@ vl_api_ipsec_sad_entry_add_del_v3_t_handler ( { rmp->stat_index = htonl (sa_index); }); } +static int +ipsec_sad_entry_add_v4 (const vl_api_ipsec_sad_entry_v4_t *entry, + u32 *sa_index) +{ + ipsec_key_t crypto_key, integ_key; + ipsec_crypto_alg_t crypto_alg; + ipsec_integ_alg_t integ_alg; + ipsec_protocol_t proto; + ipsec_sa_flags_t flags; + u32 id, spi; + tunnel_t tun = { 0 }; + int rv; + + id = ntohl (entry->sad_id); + spi = ntohl (entry->spi); + + rv = ipsec_proto_decode (entry->protocol, &proto); + + if (rv) + return rv; + + rv = ipsec_crypto_algo_decode (entry->crypto_algorithm, &crypto_alg); + + if (rv) + return rv; + + rv = ipsec_integ_algo_decode (entry->integrity_algorithm, &integ_alg); + + if (rv) + return rv; + + flags = ipsec_sa_flags_decode (entry->flags); + + if (flags & IPSEC_SA_FLAG_IS_TUNNEL) + { + rv = tunnel_decode (&entry->tunnel, &tun); + + if (rv) + return rv; + } + + ipsec_key_decode (&entry->crypto_key, &crypto_key); + ipsec_key_decode (&entry->integrity_key, &integ_key); + + return ipsec_sa_add_and_lock ( + id, spi, proto, crypto_alg, &crypto_key, integ_alg, &integ_key, flags, + entry->salt, htons (entry->udp_src_port), htons (entry->udp_dst_port), + ntohl (entry->anti_replay_window_size), &tun, sa_index); +} + static void vl_api_ipsec_sad_entry_del_t_handler (vl_api_ipsec_sad_entry_del_t *mp) { @@ -568,6 +618,19 @@ vl_api_ipsec_sad_entry_add_t_handler (vl_api_ipsec_sad_entry_add_t *mp) } static void +vl_api_ipsec_sad_entry_add_v2_t_handler (vl_api_ipsec_sad_entry_add_v2_t *mp) +{ + vl_api_ipsec_sad_entry_add_reply_t *rmp; + u32 sa_index = ~0; + int rv; + + rv = ipsec_sad_entry_add_v4 (&mp->entry, &sa_index); + + REPLY_MACRO2 (VL_API_IPSEC_SAD_ENTRY_ADD_V2_REPLY, + { rmp->stat_index = htonl (sa_index); }); +} + +static void vl_api_ipsec_sad_entry_update_t_handler (vl_api_ipsec_sad_entry_update_t *mp) { vl_api_ipsec_sad_entry_update_reply_t *rmp; @@ -953,7 +1016,10 @@ send_ipsec_sa_details (ipsec_sa_t * sa, void *arg) mp->last_seq_inbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); } if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) - mp->replay_window = clib_host_to_net_u64 (sa->replay_window); + { + mp->replay_window = + clib_host_to_net_u64 (ipsec_sa_anti_replay_get_64b_window (sa)); + } mp->stat_index = clib_host_to_net_u32 (sa->stat_index); @@ -1040,7 +1106,10 @@ send_ipsec_sa_v2_details (ipsec_sa_t * sa, void *arg) mp->last_seq_inbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); } if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) - mp->replay_window = clib_host_to_net_u64 (sa->replay_window); + { + mp->replay_window = + clib_host_to_net_u64 (ipsec_sa_anti_replay_get_64b_window (sa)); + } mp->stat_index = clib_host_to_net_u32 (sa->stat_index); @@ -1120,7 +1189,10 @@ send_ipsec_sa_v3_details (ipsec_sa_t *sa, void *arg) mp->last_seq_inbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); } if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) - mp->replay_window = clib_host_to_net_u64 (sa->replay_window); + { + mp->replay_window = + clib_host_to_net_u64 (ipsec_sa_anti_replay_get_64b_window (sa)); + } mp->stat_index = clib_host_to_net_u32 (sa->stat_index); @@ -1200,7 +1272,10 @@ send_ipsec_sa_v4_details (ipsec_sa_t *sa, void *arg) mp->last_seq_inbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); } if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) - mp->replay_window = clib_host_to_net_u64 (sa->replay_window); + { + mp->replay_window = + clib_host_to_net_u64 (ipsec_sa_anti_replay_get_64b_window (sa)); + } mp->thread_index = clib_host_to_net_u32 (sa->thread_index); mp->stat_index = clib_host_to_net_u32 (sa->stat_index); @@ -1227,8 +1302,95 @@ vl_api_ipsec_sa_v4_dump_t_handler (vl_api_ipsec_sa_v4_dump_t *mp) ipsec_sa_walk (send_ipsec_sa_v4_details, &ctx); } +static walk_rc_t +send_ipsec_sa_v5_details (ipsec_sa_t *sa, void *arg) +{ + ipsec_dump_walk_ctx_t *ctx = arg; + vl_api_ipsec_sa_v5_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IPSEC_SA_V5_DETAILS); + mp->context = ctx->context; + + mp->entry.sad_id = htonl (sa->id); + mp->entry.spi = htonl (sa->spi); + mp->entry.protocol = ipsec_proto_encode (sa->protocol); + + mp->entry.crypto_algorithm = ipsec_crypto_algo_encode (sa->crypto_alg); + ipsec_key_encode (&sa->crypto_key, &mp->entry.crypto_key); + + mp->entry.integrity_algorithm = ipsec_integ_algo_encode (sa->integ_alg); + ipsec_key_encode (&sa->integ_key, &mp->entry.integrity_key); + + mp->entry.flags = ipsec_sad_flags_encode (sa); + mp->entry.salt = clib_host_to_net_u32 (sa->salt); + + if (ipsec_sa_is_set_IS_PROTECT (sa)) + { + ipsec_sa_dump_match_ctx_t ctx = { + .sai = sa - ipsec_sa_pool, + .sw_if_index = ~0, + }; + ipsec_tun_protect_walk (ipsec_sa_dump_match_sa, &ctx); + + mp->sw_if_index = htonl (ctx.sw_if_index); + } + else + mp->sw_if_index = ~0; + + if (ipsec_sa_is_set_IS_TUNNEL (sa)) + tunnel_encode (&sa->tunnel, &mp->entry.tunnel); + + if (ipsec_sa_is_set_UDP_ENCAP (sa)) + { + mp->entry.udp_src_port = sa->udp_hdr.src_port; + mp->entry.udp_dst_port = sa->udp_hdr.dst_port; + } + + mp->seq_outbound = clib_host_to_net_u64 (((u64) sa->seq)); + mp->last_seq_inbound = clib_host_to_net_u64 (((u64) sa->seq)); + if (ipsec_sa_is_set_USE_ESN (sa)) + { + mp->seq_outbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); + mp->last_seq_inbound |= (u64) (clib_host_to_net_u32 (sa->seq_hi)); + } + if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) + { + mp->replay_window = + clib_host_to_net_u64 (ipsec_sa_anti_replay_get_64b_window (sa)); + + mp->entry.anti_replay_window_size = + clib_host_to_net_u32 (IPSEC_SA_ANTI_REPLAY_WINDOW_SIZE (sa)); + } + + mp->thread_index = clib_host_to_net_u32 (sa->thread_index); + mp->stat_index = clib_host_to_net_u32 (sa->stat_index); + + vl_api_send_msg (ctx->reg, (u8 *) mp); + + return (WALK_CONTINUE); +} + +static void +vl_api_ipsec_sa_v5_dump_t_handler (vl_api_ipsec_sa_v5_dump_t *mp) +{ + vl_api_registration_t *reg; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + ipsec_dump_walk_ctx_t ctx = { + .reg = reg, + .context = mp->context, + }; + + ipsec_sa_walk (send_ipsec_sa_v5_details, &ctx); +} + static void -vl_api_ipsec_backend_dump_t_handler (vl_api_ipsec_backend_dump_t * mp) +vl_api_ipsec_backend_dump_t_handler (vl_api_ipsec_backend_dump_t *mp) { vl_api_registration_t *rp; ipsec_main_t *im = &ipsec_main; |