X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fipsec_api.c;h=753d7530de45ac32ccee9ca0f4301d03a658d282;hb=e524d45ef;hp=361bddbc8d04461a53ac93ce5d59db6deaa84d60;hpb=e86a8edd3c14fb41ace2a12efd17bc7772bf623f;p=vpp.git diff --git a/src/vnet/ipsec/ipsec_api.c b/src/vnet/ipsec/ipsec_api.c index 361bddbc8d0..753d7530de4 100644 --- a/src/vnet/ipsec/ipsec_api.c +++ b/src/vnet/ipsec/ipsec_api.c @@ -23,12 +23,13 @@ #include #include #include +#include +#include #include #if WITH_LIBSSL > 0 #include -#include #endif /* IPSEC */ #define vl_typedefs /* define message structures */ @@ -47,33 +48,24 @@ #include -#define foreach_vpe_api_msg \ -_(IPSEC_SPD_ADD_DEL, ipsec_spd_add_del) \ -_(IPSEC_INTERFACE_ADD_DEL_SPD, ipsec_interface_add_del_spd) \ -_(IPSEC_SPD_ADD_DEL_ENTRY, ipsec_spd_add_del_entry) \ -_(IPSEC_SAD_ADD_DEL_ENTRY, ipsec_sad_add_del_entry) \ -_(IPSEC_SA_SET_KEY, ipsec_sa_set_key) \ -_(IPSEC_SA_DUMP, ipsec_sa_dump) \ -_(IPSEC_SPD_DUMP, ipsec_spd_dump) \ -_(IPSEC_TUNNEL_IF_ADD_DEL, ipsec_tunnel_if_add_del) \ -_(IPSEC_TUNNEL_IF_SET_KEY, ipsec_tunnel_if_set_key) \ -_(IPSEC_TUNNEL_IF_SET_SA, ipsec_tunnel_if_set_sa) \ -_(IKEV2_PROFILE_ADD_DEL, ikev2_profile_add_del) \ -_(IKEV2_PROFILE_SET_AUTH, ikev2_profile_set_auth) \ -_(IKEV2_PROFILE_SET_ID, ikev2_profile_set_id) \ -_(IKEV2_PROFILE_SET_TS, ikev2_profile_set_ts) \ -_(IKEV2_SET_LOCAL_KEY, ikev2_set_local_key) \ -_(IKEV2_SET_RESPONDER, ikev2_set_responder) \ -_(IKEV2_SET_IKE_TRANSFORMS, ikev2_set_ike_transforms) \ -_(IKEV2_SET_ESP_TRANSFORMS, ikev2_set_esp_transforms) \ -_(IKEV2_SET_SA_LIFETIME, ikev2_set_sa_lifetime) \ -_(IKEV2_INITIATE_SA_INIT, ikev2_initiate_sa_init) \ -_(IKEV2_INITIATE_DEL_IKE_SA, ikev2_initiate_del_ike_sa) \ -_(IKEV2_INITIATE_DEL_CHILD_SA, ikev2_initiate_del_child_sa) \ -_(IKEV2_INITIATE_REKEY_CHILD_SA, ikev2_initiate_rekey_child_sa) - -static void vl_api_ipsec_spd_add_del_t_handler - (vl_api_ipsec_spd_add_del_t * mp) +#define foreach_vpe_api_msg \ +_(IPSEC_SPD_ADD_DEL, ipsec_spd_add_del) \ +_(IPSEC_INTERFACE_ADD_DEL_SPD, ipsec_interface_add_del_spd) \ +_(IPSEC_SPD_ENTRY_ADD_DEL, ipsec_spd_entry_add_del) \ +_(IPSEC_SAD_ENTRY_ADD_DEL, ipsec_sad_entry_add_del) \ +_(IPSEC_SA_SET_KEY, ipsec_sa_set_key) \ +_(IPSEC_SA_DUMP, ipsec_sa_dump) \ +_(IPSEC_SPDS_DUMP, ipsec_spds_dump) \ +_(IPSEC_SPD_DUMP, ipsec_spd_dump) \ +_(IPSEC_SPD_INTERFACE_DUMP, ipsec_spd_interface_dump) \ +_(IPSEC_TUNNEL_IF_ADD_DEL, ipsec_tunnel_if_add_del) \ +_(IPSEC_TUNNEL_IF_SET_KEY, ipsec_tunnel_if_set_key) \ +_(IPSEC_TUNNEL_IF_SET_SA, ipsec_tunnel_if_set_sa) \ +_(IPSEC_SELECT_BACKEND, ipsec_select_backend) \ +_(IPSEC_BACKEND_DUMP, ipsec_backend_dump) + +static void +vl_api_ipsec_spd_add_del_t_handler (vl_api_ipsec_spd_add_del_t * mp) { #if WITH_LIBSSL == 0 clib_warning ("unimplemented"); @@ -114,196 +106,413 @@ static void vl_api_ipsec_interface_add_del_spd_t_handler REPLY_MACRO (VL_API_IPSEC_INTERFACE_ADD_DEL_SPD_REPLY); } -static void vl_api_ipsec_spd_add_del_entry_t_handler - (vl_api_ipsec_spd_add_del_entry_t * mp) +static int +ipsec_spd_action_decode (vl_api_ipsec_spd_action_t in, + ipsec_policy_action_t * out) +{ + in = clib_net_to_host_u32 (in); + + switch (in) + { +#define _(v,f,s) case IPSEC_API_SPD_ACTION_##f: \ + *out = IPSEC_POLICY_ACTION_##f; \ + return (0); + foreach_ipsec_policy_action +#undef _ + } + return (VNET_API_ERROR_UNIMPLEMENTED); +} + +static void vl_api_ipsec_spd_entry_add_del_t_handler + (vl_api_ipsec_spd_entry_add_del_t * mp) { vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main (); - vl_api_ipsec_spd_add_del_entry_reply_t *rmp; + vl_api_ipsec_spd_entry_add_del_reply_t *rmp; + ip46_type_t itype; + u32 stat_index; int rv; + stat_index = ~0; + #if WITH_LIBSSL > 0 ipsec_policy_t p; - memset (&p, 0, sizeof (p)); + clib_memset (&p, 0, sizeof (p)); - p.id = ntohl (mp->spd_id); - p.priority = ntohl (mp->priority); - p.is_outbound = mp->is_outbound; - p.is_ipv6 = mp->is_ipv6; + p.id = ntohl (mp->entry.spd_id); + p.priority = ntohl (mp->entry.priority); + + itype = ip_address_decode (&mp->entry.remote_address_start, &p.raddr.start); + ip_address_decode (&mp->entry.remote_address_stop, &p.raddr.stop); + ip_address_decode (&mp->entry.local_address_start, &p.laddr.start); + ip_address_decode (&mp->entry.local_address_stop, &p.laddr.stop); + + p.is_ipv6 = (itype == IP46_TYPE_IP6); + + p.protocol = mp->entry.protocol; + /* leave the ports in network order */ + p.rport.start = mp->entry.remote_port_start; + p.rport.stop = mp->entry.remote_port_stop; + p.lport.start = mp->entry.local_port_start; + p.lport.stop = mp->entry.local_port_stop; + + rv = ipsec_spd_action_decode (mp->entry.policy, &p.policy); + + if (rv) + goto out; - if (mp->is_ipv6 || mp->is_ip_any) - { - clib_memcpy (&p.raddr.start, mp->remote_address_start, 16); - clib_memcpy (&p.raddr.stop, mp->remote_address_stop, 16); - clib_memcpy (&p.laddr.start, mp->local_address_start, 16); - clib_memcpy (&p.laddr.stop, mp->local_address_stop, 16); - } - else - { - clib_memcpy (&p.raddr.start.ip4.data, mp->remote_address_start, 4); - clib_memcpy (&p.raddr.stop.ip4.data, mp->remote_address_stop, 4); - clib_memcpy (&p.laddr.start.ip4.data, mp->local_address_start, 4); - clib_memcpy (&p.laddr.stop.ip4.data, mp->local_address_stop, 4); - } - p.protocol = mp->protocol; - p.rport.start = ntohs (mp->remote_port_start); - p.rport.stop = ntohs (mp->remote_port_stop); - p.lport.start = ntohs (mp->local_port_start); - p.lport.stop = ntohs (mp->local_port_stop); /* policy action resolve unsupported */ - if (mp->policy == IPSEC_POLICY_ACTION_RESOLVE) + if (p.policy == IPSEC_POLICY_ACTION_RESOLVE) { clib_warning ("unsupported action: 'resolve'"); rv = VNET_API_ERROR_UNIMPLEMENTED; goto out; } - p.policy = mp->policy; - p.sa_id = ntohl (mp->sa_id); + p.sa_id = ntohl (mp->entry.sa_id); + rv = + ipsec_policy_mk_type (mp->entry.is_outbound, p.is_ipv6, p.policy, + &p.type); + if (rv) + goto out; - rv = ipsec_add_del_policy (vm, &p, mp->is_add); + rv = ipsec_add_del_policy (vm, &p, mp->is_add, &stat_index); if (rv) goto out; - if (mp->is_ip_any) - { - p.is_ipv6 = 1; - rv = ipsec_add_del_policy (vm, &p, mp->is_add); - } #else rv = VNET_API_ERROR_UNIMPLEMENTED; goto out; #endif out: - REPLY_MACRO (VL_API_IPSEC_SPD_ADD_DEL_ENTRY_REPLY); + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_IPSEC_SPD_ENTRY_ADD_DEL_REPLY, + ({ + rmp->stat_index = ntohl(stat_index); + })); + /* *INDENT-ON* */ } -static void vl_api_ipsec_sad_add_del_entry_t_handler - (vl_api_ipsec_sad_add_del_entry_t * mp) +static int +ipsec_proto_decode (vl_api_ipsec_proto_t in, ipsec_protocol_t * out) { - vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main (); - vl_api_ipsec_sad_add_del_entry_reply_t *rmp; - int rv; -#if WITH_LIBSSL > 0 - ipsec_main_t *im = &ipsec_main; - ipsec_sa_t sa; + in = clib_net_to_host_u32 (in); - memset (&sa, 0, sizeof (sa)); + switch (in) + { + case IPSEC_API_PROTO_ESP: + *out = IPSEC_PROTOCOL_ESP; + return (0); + case IPSEC_API_PROTO_AH: + *out = IPSEC_PROTOCOL_AH; + return (0); + } + return (VNET_API_ERROR_INVALID_PROTOCOL); +} - sa.id = ntohl (mp->sad_id); - sa.spi = ntohl (mp->spi); - sa.protocol = mp->protocol; - /* check for unsupported crypto-alg */ - if (mp->crypto_algorithm < IPSEC_CRYPTO_ALG_AES_CBC_128 || - mp->crypto_algorithm >= IPSEC_CRYPTO_N_ALG) +static vl_api_ipsec_proto_t +ipsec_proto_encode (ipsec_protocol_t p) +{ + switch (p) { - clib_warning ("unsupported crypto-alg: '%U'", format_ipsec_crypto_alg, - mp->crypto_algorithm); - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto out; + case IPSEC_PROTOCOL_ESP: + return clib_host_to_net_u32 (IPSEC_API_PROTO_ESP); + case IPSEC_PROTOCOL_AH: + return clib_host_to_net_u32 (IPSEC_API_PROTO_AH); } - sa.crypto_alg = mp->crypto_algorithm; - sa.crypto_key_len = mp->crypto_key_length; - clib_memcpy (&sa.crypto_key, mp->crypto_key, sizeof (sa.crypto_key)); - /* check for unsupported integ-alg */ - if (mp->integrity_algorithm >= IPSEC_INTEG_N_ALG) + return (VNET_API_ERROR_UNIMPLEMENTED); +} + +static int +ipsec_crypto_algo_decode (vl_api_ipsec_crypto_alg_t in, + ipsec_crypto_alg_t * out) +{ + in = clib_net_to_host_u32 (in); + + switch (in) { - clib_warning ("unsupported integ-alg: '%U'", format_ipsec_integ_alg, - mp->integrity_algorithm); - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto out; +#define _(v,f,s) case IPSEC_API_CRYPTO_ALG_##f: \ + *out = IPSEC_CRYPTO_ALG_##f; \ + return (0); + foreach_ipsec_crypto_alg +#undef _ } + return (VNET_API_ERROR_INVALID_ALGORITHM); +} - sa.integ_alg = mp->integrity_algorithm; - sa.integ_key_len = mp->integrity_key_length; - clib_memcpy (&sa.integ_key, mp->integrity_key, sizeof (sa.integ_key)); - sa.use_esn = mp->use_extended_sequence_number; - sa.is_tunnel = mp->is_tunnel; - sa.is_tunnel_ip6 = mp->is_tunnel_ipv6; - if (sa.is_tunnel_ip6) +static vl_api_ipsec_crypto_alg_t +ipsec_crypto_algo_encode (ipsec_crypto_alg_t c) +{ + switch (c) { - clib_memcpy (&sa.tunnel_src_addr, mp->tunnel_src_address, 16); - clib_memcpy (&sa.tunnel_dst_addr, mp->tunnel_dst_address, 16); +#define _(v,f,s) case IPSEC_CRYPTO_ALG_##f: \ + return clib_host_to_net_u32(IPSEC_API_CRYPTO_ALG_##f); + foreach_ipsec_crypto_alg +#undef _ + case IPSEC_CRYPTO_N_ALG: + break; } - else + ASSERT (0); + return (VNET_API_ERROR_UNIMPLEMENTED); +} + + +static int +ipsec_integ_algo_decode (vl_api_ipsec_integ_alg_t in, ipsec_integ_alg_t * out) +{ + in = clib_net_to_host_u32 (in); + + switch (in) { - clib_memcpy (&sa.tunnel_src_addr.ip4.data, mp->tunnel_src_address, 4); - clib_memcpy (&sa.tunnel_dst_addr.ip4.data, mp->tunnel_dst_address, 4); +#define _(v,f,s) case IPSEC_API_INTEG_ALG_##f: \ + *out = IPSEC_INTEG_ALG_##f; \ + return (0); + foreach_ipsec_integ_alg +#undef _ } - sa.use_anti_replay = mp->use_anti_replay; + return (VNET_API_ERROR_INVALID_ALGORITHM); +} - ASSERT (im->cb.check_support_cb); - clib_error_t *err = im->cb.check_support_cb (&sa); - if (err) +static vl_api_ipsec_integ_alg_t +ipsec_integ_algo_encode (ipsec_integ_alg_t i) +{ + switch (i) { - clib_warning ("%s", err->what); - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto out; +#define _(v,f,s) case IPSEC_INTEG_ALG_##f: \ + return (clib_host_to_net_u32(IPSEC_API_INTEG_ALG_##f)); + foreach_ipsec_integ_alg +#undef _ + case IPSEC_INTEG_N_ALG: + break; } + ASSERT (0); + return (VNET_API_ERROR_UNIMPLEMENTED); +} + +static void +ipsec_key_decode (const vl_api_key_t * key, ipsec_key_t * out) +{ + ipsec_mk_key (out, key->data, key->length); +} + +static void +ipsec_key_encode (const ipsec_key_t * in, vl_api_key_t * out) +{ + out->length = in->len; + clib_memcpy (out->data, in->data, out->length); +} + +static ipsec_sa_flags_t +ipsec_sa_flags_decode (vl_api_ipsec_sad_flags_t in) +{ + ipsec_sa_flags_t flags = IPSEC_SA_FLAG_NONE; + in = clib_net_to_host_u32 (in); + + if (in & IPSEC_API_SAD_FLAG_USE_ESN) + flags |= IPSEC_SA_FLAG_USE_ESN; + if (in & IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) + flags |= IPSEC_SA_FLAG_USE_ANTI_REPLAY; + if (in & IPSEC_API_SAD_FLAG_IS_TUNNEL) + flags |= IPSEC_SA_FLAG_IS_TUNNEL; + if (in & IPSEC_API_SAD_FLAG_IS_TUNNEL_V6) + flags |= IPSEC_SA_FLAG_IS_TUNNEL_V6; + if (in & IPSEC_API_SAD_FLAG_UDP_ENCAP) + flags |= IPSEC_SA_FLAG_UDP_ENCAP; + + return (flags); +} + +static vl_api_ipsec_sad_flags_t +ipsec_sad_flags_encode (const ipsec_sa_t * sa) +{ + vl_api_ipsec_sad_flags_t flags = IPSEC_API_SAD_FLAG_NONE; + + if (ipsec_sa_is_set_USE_ESN (sa)) + flags |= IPSEC_API_SAD_FLAG_USE_ESN; + if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) + flags |= IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY; + if (ipsec_sa_is_set_IS_TUNNEL (sa)) + flags |= IPSEC_API_SAD_FLAG_IS_TUNNEL; + if (ipsec_sa_is_set_IS_TUNNEL_V6 (sa)) + flags |= IPSEC_API_SAD_FLAG_IS_TUNNEL_V6; + if (ipsec_sa_is_set_UDP_ENCAP (sa)) + flags |= IPSEC_API_SAD_FLAG_UDP_ENCAP; + + return clib_host_to_net_u32 (flags); +} + +static void vl_api_ipsec_sad_entry_add_del_t_handler + (vl_api_ipsec_sad_entry_add_del_t * mp) +{ + vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main (); + vl_api_ipsec_sad_entry_add_del_reply_t *rmp; + ip46_address_t tun_src = { }, tun_dst = + { + }; + 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, sa_index = ~0; + int rv; + +#if WITH_LIBSSL > 0 + + id = ntohl (mp->entry.sad_id); + spi = ntohl (mp->entry.spi); + + rv = ipsec_proto_decode (mp->entry.protocol, &proto); + + if (rv) + goto out; + + rv = ipsec_crypto_algo_decode (mp->entry.crypto_algorithm, &crypto_alg); + + if (rv) + goto out; + + rv = ipsec_integ_algo_decode (mp->entry.integrity_algorithm, &integ_alg); + + if (rv) + goto out; + + ipsec_key_decode (&mp->entry.crypto_key, &crypto_key); + ipsec_key_decode (&mp->entry.integrity_key, &integ_key); + + flags = ipsec_sa_flags_decode (mp->entry.flags); + + ip_address_decode (&mp->entry.tunnel_src, &tun_src); + ip_address_decode (&mp->entry.tunnel_dst, &tun_dst); + + + if (mp->is_add) + rv = ipsec_sa_add (id, spi, proto, + crypto_alg, &crypto_key, + integ_alg, &integ_key, flags, + 0, &tun_src, &tun_dst, &sa_index); + else + rv = ipsec_sa_del (id); - rv = ipsec_add_del_sa (vm, &sa, mp->is_add); #else rv = VNET_API_ERROR_UNIMPLEMENTED; - goto out; #endif out: - REPLY_MACRO (VL_API_IPSEC_SAD_ADD_DEL_ENTRY_REPLY); + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_IPSEC_SAD_ENTRY_ADD_DEL_REPLY, + { + rmp->stat_index = htonl (sa_index); + }); + /* *INDENT-ON* */ } static void -send_ipsec_spd_details (ipsec_policy_t * p, svm_queue_t * q, u32 context) +send_ipsec_spds_details (ipsec_spd_t * spd, vl_api_registration_t * reg, + u32 context) { - vl_api_ipsec_spd_details_t *mp; + vl_api_ipsec_spds_details_t *mp; + u32 n_policies = 0; mp = vl_msg_api_alloc (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPD_DETAILS); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPDS_DETAILS); mp->context = context; - mp->spd_id = htonl (p->id); - mp->priority = htonl (p->priority); - mp->is_outbound = p->is_outbound; - mp->is_ipv6 = p->is_ipv6; - if (p->is_ipv6) - { - memcpy (mp->local_start_addr, &p->laddr.start.ip6, 16); - memcpy (mp->local_stop_addr, &p->laddr.stop.ip6, 16); - memcpy (mp->remote_start_addr, &p->raddr.start.ip6, 16); - memcpy (mp->remote_stop_addr, &p->raddr.stop.ip6, 16); - } - else + mp->spd_id = htonl (spd->id); +#define _(s, n) n_policies += vec_len (spd->policies[IPSEC_SPD_POLICY_##s]); + foreach_ipsec_spd_policy_type +#undef _ + mp->npolicies = htonl (n_policies); + + vl_api_send_msg (reg, (u8 *) mp); +} + +static void +vl_api_ipsec_spds_dump_t_handler (vl_api_ipsec_spds_dump_t * mp) +{ + vl_api_registration_t *reg; + ipsec_main_t *im = &ipsec_main; + ipsec_spd_t *spd; +#if WITH_LIBSSL > 0 + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + /* *INDENT-OFF* */ + pool_foreach (spd, im->spds, ({ + send_ipsec_spds_details (spd, reg, mp->context); + })); + /* *INDENT-ON* */ +#else + clib_warning ("unimplemented"); +#endif +} + +vl_api_ipsec_spd_action_t +ipsec_spd_action_encode (ipsec_policy_action_t in) +{ + vl_api_ipsec_spd_action_t out = IPSEC_API_SPD_ACTION_BYPASS; + + switch (in) { - memcpy (mp->local_start_addr, &p->laddr.start.ip4, 4); - memcpy (mp->local_stop_addr, &p->laddr.stop.ip4, 4); - memcpy (mp->remote_start_addr, &p->raddr.start.ip4, 4); - memcpy (mp->remote_stop_addr, &p->raddr.stop.ip4, 4); +#define _(v,f,s) case IPSEC_POLICY_ACTION_##f: \ + out = IPSEC_API_SPD_ACTION_##f; \ + break; + foreach_ipsec_policy_action +#undef _ } - mp->local_start_port = htons (p->lport.start); - mp->local_stop_port = htons (p->lport.stop); - mp->remote_start_port = htons (p->rport.start); - mp->remote_stop_port = htons (p->rport.stop); - mp->protocol = p->protocol; - mp->policy = p->policy; - mp->sa_id = htonl (p->sa_id); - mp->bytes = clib_host_to_net_u64 (p->counter.bytes); - mp->packets = clib_host_to_net_u64 (p->counter.packets); + return (clib_host_to_net_u32 (out)); +} + +static void +send_ipsec_spd_details (ipsec_policy_t * p, vl_api_registration_t * reg, + u32 context) +{ + vl_api_ipsec_spd_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPD_DETAILS); + mp->context = context; - vl_msg_api_send_shmem (q, (u8 *) & mp); + mp->entry.spd_id = htonl (p->id); + mp->entry.priority = htonl (p->priority); + mp->entry.is_outbound = ((p->type == IPSEC_SPD_POLICY_IP6_OUTBOUND) || + (p->type == IPSEC_SPD_POLICY_IP4_OUTBOUND)); + + ip_address_encode (&p->laddr.start, IP46_TYPE_ANY, + &mp->entry.local_address_start); + ip_address_encode (&p->laddr.stop, IP46_TYPE_ANY, + &mp->entry.local_address_stop); + ip_address_encode (&p->raddr.start, IP46_TYPE_ANY, + &mp->entry.remote_address_start); + ip_address_encode (&p->raddr.stop, IP46_TYPE_ANY, + &mp->entry.remote_address_stop); + mp->entry.local_port_start = p->lport.start; + mp->entry.local_port_stop = p->lport.stop; + mp->entry.remote_port_start = p->rport.start; + mp->entry.remote_port_stop = p->rport.stop; + mp->entry.protocol = p->protocol; + mp->entry.policy = ipsec_spd_action_encode (p->policy); + mp->entry.sa_id = htonl (p->sa_id); + + vl_api_send_msg (reg, (u8 *) mp); } static void vl_api_ipsec_spd_dump_t_handler (vl_api_ipsec_spd_dump_t * mp) { - svm_queue_t *q; + vl_api_registration_t *reg; ipsec_main_t *im = &ipsec_main; + ipsec_spd_policy_type_t ptype; ipsec_policy_t *policy; ipsec_spd_t *spd; uword *p; - u32 spd_index; + u32 spd_index, *ii; #if WITH_LIBSSL > 0 - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) return; p = hash_get (im->spd_index_by_spd_id, ntohl (mp->spd_id)); @@ -314,33 +523,91 @@ vl_api_ipsec_spd_dump_t_handler (vl_api_ipsec_spd_dump_t * mp) spd = pool_elt_at_index (im->spds, spd_index); /* *INDENT-OFF* */ - pool_foreach (policy, spd->policies, - ({ - if (mp->sa_id == ~(0) || ntohl (mp->sa_id) == policy->sa_id) - send_ipsec_spd_details (policy, q, - mp->context);} - )); + FOR_EACH_IPSEC_SPD_POLICY_TYPE(ptype) { + vec_foreach(ii, spd->policies[ptype]) + { + policy = pool_elt_at_index(im->policies, *ii); + + if (mp->sa_id == ~(0) || ntohl (mp->sa_id) == policy->sa_id) + send_ipsec_spd_details (policy, reg, mp->context); + } + } /* *INDENT-ON* */ #else clib_warning ("unimplemented"); #endif } +static void +send_ipsec_spd_interface_details (vl_api_registration_t * reg, u32 spd_index, + u32 sw_if_index, u32 context) +{ + vl_api_ipsec_spd_interface_details_t *mp; + + mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_SPD_INTERFACE_DETAILS); + mp->context = context; + + mp->spd_index = htonl (spd_index); + mp->sw_if_index = htonl (sw_if_index); + + vl_api_send_msg (reg, (u8 *) mp); +} + +static void +vl_api_ipsec_spd_interface_dump_t_handler (vl_api_ipsec_spd_interface_dump_t * + mp) +{ + ipsec_main_t *im = &ipsec_main; + vl_api_registration_t *reg; + u32 k, v, spd_index; + +#if WITH_LIBSSL > 0 + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + if (mp->spd_index_valid) + { + spd_index = ntohl (mp->spd_index); + /* *INDENT-OFF* */ + hash_foreach(k, v, im->spd_index_by_sw_if_index, ({ + if (v == spd_index) + send_ipsec_spd_interface_details(reg, v, k, mp->context); + })); + /* *INDENT-ON* */ + } + else + { + /* *INDENT-OFF* */ + hash_foreach(k, v, im->spd_index_by_sw_if_index, ({ + send_ipsec_spd_interface_details(reg, v, k, mp->context); + })); + /* *INDENT-ON* */ + } + +#else + clib_warning ("unimplemented"); +#endif +} + static void vl_api_ipsec_sa_set_key_t_handler (vl_api_ipsec_sa_set_key_t * mp) { vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main (); vl_api_ipsec_sa_set_key_reply_t *rmp; + ipsec_key_t ck, ik; + u32 id; int rv; #if WITH_LIBSSL > 0 - ipsec_sa_t sa; - sa.id = ntohl (mp->sa_id); - sa.crypto_key_len = mp->crypto_key_length; - clib_memcpy (&sa.crypto_key, mp->crypto_key, sizeof (sa.crypto_key)); - sa.integ_key_len = mp->integrity_key_length; - clib_memcpy (&sa.integ_key, mp->integrity_key, sizeof (sa.integ_key)); - - rv = ipsec_set_sa_key (vm, &sa); + + id = ntohl (mp->sa_id); + + ipsec_key_decode (&mp->crypto_key, &ck); + ipsec_key_decode (&mp->integrity_key, &ik); + + rv = ipsec_set_sa_key (id, &ck, &ik); #else rv = VNET_API_ERROR_UNIMPLEMENTED; #endif @@ -356,12 +623,13 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t * ipsec_main_t *im = &ipsec_main; vnet_main_t *vnm = im->vnet_main; u32 sw_if_index = ~0; + ip46_type_t itype; int rv; #if WITH_LIBSSL > 0 ipsec_add_del_tunnel_args_t tun; - memset (&tun, 0, sizeof (ipsec_add_del_tunnel_args_t)); + clib_memset (&tun, 0, sizeof (ipsec_add_del_tunnel_args_t)); tun.is_add = mp->is_add; tun.esn = mp->esn; @@ -374,8 +642,11 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t * tun.integ_alg = mp->integ_alg; tun.local_integ_key_len = mp->local_integ_key_len; tun.remote_integ_key_len = mp->remote_integ_key_len; - memcpy (&tun.local_ip, mp->local_ip, 4); - memcpy (&tun.remote_ip, mp->remote_ip, 4); + tun.udp_encap = mp->udp_encap; + tun.tx_table_id = ntohl (mp->tx_table_id); + itype = ip_address_decode (&mp->local_ip, &tun.local_ip); + itype = ip_address_decode (&mp->remote_ip, &tun.remote_ip); + tun.is_ip6 = (IP46_TYPE_IP6 == itype); memcpy (&tun.local_crypto_key, &mp->local_crypto_key, mp->local_crypto_key_len); memcpy (&tun.remote_crypto_key, &mp->remote_crypto_key, @@ -384,6 +655,8 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t * mp->local_integ_key_len); memcpy (&tun.remote_integ_key, &mp->remote_integ_key, mp->remote_integ_key_len); + tun.renumber = mp->renumber; + tun.show_instance = ntohl (mp->show_instance); rv = ipsec_add_del_tunnel_if_internal (vnm, &tun, &sw_if_index); @@ -391,78 +664,67 @@ vl_api_ipsec_tunnel_if_add_del_t_handler (vl_api_ipsec_tunnel_if_add_del_t * rv = VNET_API_ERROR_UNIMPLEMENTED; #endif - REPLY_MACRO2 (VL_API_IPSEC_TUNNEL_IF_ADD_DEL_REPLY, ( - { - rmp->sw_if_index = - htonl (sw_if_index); - })); + /* *INDENT-OFF* */ + REPLY_MACRO2 (VL_API_IPSEC_TUNNEL_IF_ADD_DEL_REPLY, + ({ + rmp->sw_if_index = htonl (sw_if_index); + })); + /* *INDENT-ON* */ } static void -send_ipsec_sa_details (ipsec_sa_t * sa, svm_queue_t * q, +send_ipsec_sa_details (ipsec_sa_t * sa, vl_api_registration_t * reg, u32 context, u32 sw_if_index) { vl_api_ipsec_sa_details_t *mp; mp = vl_msg_api_alloc (sizeof (*mp)); - memset (mp, 0, sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); mp->_vl_msg_id = ntohs (VL_API_IPSEC_SA_DETAILS); mp->context = context; - mp->sa_id = htonl (sa->id); - mp->sw_if_index = htonl (sw_if_index); - - mp->spi = htonl (sa->spi); - mp->protocol = sa->protocol; - - mp->crypto_alg = sa->crypto_alg; - mp->crypto_key_len = sa->crypto_key_len; - memcpy (mp->crypto_key, sa->crypto_key, sa->crypto_key_len); + mp->entry.sad_id = htonl (sa->id); + mp->entry.spi = htonl (sa->spi); + mp->entry.protocol = ipsec_proto_encode (sa->protocol); + mp->entry.tx_table_id = + htonl (fib_table_get_table_id (sa->tx_fib_index, FIB_PROTOCOL_IP4)); - mp->integ_alg = sa->integ_alg; - mp->integ_key_len = sa->integ_key_len; - memcpy (mp->integ_key, sa->integ_key, sa->integ_key_len); + mp->entry.crypto_algorithm = ipsec_crypto_algo_encode (sa->crypto_alg); + ipsec_key_encode (&sa->crypto_key, &mp->entry.crypto_key); - mp->use_esn = sa->use_esn; - mp->use_anti_replay = sa->use_anti_replay; + mp->entry.integrity_algorithm = ipsec_integ_algo_encode (sa->integ_alg); + ipsec_key_encode (&sa->integ_key, &mp->entry.integrity_key); - mp->is_tunnel = sa->is_tunnel; - mp->is_tunnel_ip6 = sa->is_tunnel_ip6; + mp->entry.flags = ipsec_sad_flags_encode (sa); - if (sa->is_tunnel) + if (ipsec_sa_is_set_IS_TUNNEL (sa)) { - if (sa->is_tunnel_ip6) - { - memcpy (mp->tunnel_src_addr, &sa->tunnel_src_addr.ip6, 16); - memcpy (mp->tunnel_dst_addr, &sa->tunnel_dst_addr.ip6, 16); - } - else - { - memcpy (mp->tunnel_src_addr, &sa->tunnel_src_addr.ip4, 4); - memcpy (mp->tunnel_dst_addr, &sa->tunnel_dst_addr.ip4, 4); - } + ip_address_encode (&sa->tunnel_src_addr, IP46_TYPE_ANY, + &mp->entry.tunnel_src); + ip_address_encode (&sa->tunnel_dst_addr, IP46_TYPE_ANY, + &mp->entry.tunnel_dst); } + mp->sw_if_index = htonl (sw_if_index); mp->salt = clib_host_to_net_u32 (sa->salt); mp->seq_outbound = clib_host_to_net_u64 (((u64) sa->seq)); mp->last_seq_inbound = clib_host_to_net_u64 (((u64) sa->last_seq)); - if (sa->use_esn) + 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->last_seq_hi)); } - if (sa->use_anti_replay) + if (ipsec_sa_is_set_USE_ANTI_REPLAY (sa)) mp->replay_window = clib_host_to_net_u64 (sa->replay_window); - mp->total_data_size = clib_host_to_net_u64 (sa->total_data_size); - vl_msg_api_send_shmem (q, (u8 *) & mp); + vl_api_send_msg (reg, (u8 *) mp); } static void vl_api_ipsec_sa_dump_t_handler (vl_api_ipsec_sa_dump_t * mp) { - svm_queue_t *q; + vl_api_registration_t *reg; ipsec_main_t *im = &ipsec_main; vnet_main_t *vnm = im->vnet_main; ipsec_sa_t *sa; @@ -470,8 +732,8 @@ vl_api_ipsec_sa_dump_t_handler (vl_api_ipsec_sa_dump_t * mp) u32 *sa_index_to_tun_if_index = 0; #if WITH_LIBSSL > 0 - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0 || pool_elts (im->sad) == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg || pool_elts (im->sad) == 0) return; vec_validate_init_empty (sa_index_to_tun_if_index, vec_len (im->sad) - 1, @@ -492,7 +754,7 @@ vl_api_ipsec_sa_dump_t_handler (vl_api_ipsec_sa_dump_t * mp) pool_foreach (sa, im->sad, ({ if (mp->sa_id == ~(0) || ntohl (mp->sa_id) == sa->id) - send_ipsec_sa_details (sa, q, mp->context, + send_ipsec_sa_details (sa, reg, mp->context, sa_index_to_tun_if_index[sa - im->sad]); })); /* *INDENT-ON* */ @@ -523,17 +785,17 @@ vl_api_ipsec_tunnel_if_set_key_t_handler (vl_api_ipsec_tunnel_if_set_key_t * case IPSEC_IF_SET_KEY_TYPE_LOCAL_CRYPTO: case IPSEC_IF_SET_KEY_TYPE_REMOTE_CRYPTO: if (mp->alg < IPSEC_CRYPTO_ALG_AES_CBC_128 || - mp->alg > IPSEC_CRYPTO_N_ALG) + mp->alg >= IPSEC_CRYPTO_N_ALG) { - rv = VNET_API_ERROR_UNIMPLEMENTED; + rv = VNET_API_ERROR_INVALID_ALGORITHM; goto out; } break; case IPSEC_IF_SET_KEY_TYPE_LOCAL_INTEG: case IPSEC_IF_SET_KEY_TYPE_REMOTE_INTEG: - if (mp->alg > IPSEC_INTEG_N_ALG) + if (mp->alg >= IPSEC_INTEG_N_ALG) { - rv = VNET_API_ERROR_UNIMPLEMENTED; + rv = VNET_API_ERROR_INVALID_ALGORITHM; goto out; } break; @@ -580,312 +842,103 @@ vl_api_ipsec_tunnel_if_set_sa_t_handler (vl_api_ipsec_tunnel_if_set_sa_t * mp) REPLY_MACRO (VL_API_IPSEC_TUNNEL_IF_SET_SA_REPLY); } - -static void -vl_api_ikev2_profile_add_del_t_handler (vl_api_ikev2_profile_add_del_t * mp) -{ - vl_api_ikev2_profile_add_del_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - u8 *tmp = format (0, "%s", mp->name); - error = ikev2_add_del_profile (vm, tmp, mp->is_add); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_PROFILE_ADD_DEL_REPLY); -} - -static void - vl_api_ikev2_profile_set_auth_t_handler - (vl_api_ikev2_profile_set_auth_t * mp) -{ - vl_api_ikev2_profile_set_auth_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - u8 *tmp = format (0, "%s", mp->name); - u8 *data = vec_new (u8, mp->data_len); - clib_memcpy (data, mp->data, mp->data_len); - error = ikev2_set_profile_auth (vm, tmp, mp->auth_method, data, mp->is_hex); - vec_free (tmp); - vec_free (data); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_AUTH_REPLY); -} - -static void -vl_api_ikev2_profile_set_id_t_handler (vl_api_ikev2_profile_set_id_t * mp) -{ - vl_api_ikev2_profile_add_del_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - u8 *tmp = format (0, "%s", mp->name); - u8 *data = vec_new (u8, mp->data_len); - clib_memcpy (data, mp->data, mp->data_len); - error = ikev2_set_profile_id (vm, tmp, mp->id_type, data, mp->is_local); - vec_free (tmp); - vec_free (data); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_ID_REPLY); -} - -static void -vl_api_ikev2_profile_set_ts_t_handler (vl_api_ikev2_profile_set_ts_t * mp) -{ - vl_api_ikev2_profile_set_ts_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - u8 *tmp = format (0, "%s", mp->name); - error = ikev2_set_profile_ts (vm, tmp, mp->proto, mp->start_port, - mp->end_port, (ip4_address_t) mp->start_addr, - (ip4_address_t) mp->end_addr, mp->is_local); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_TS_REPLY); -} - -static void -vl_api_ikev2_set_local_key_t_handler (vl_api_ikev2_set_local_key_t * mp) -{ - vl_api_ikev2_profile_set_ts_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - error = ikev2_set_local_key (vm, mp->key_file); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_SET_LOCAL_KEY_REPLY); -} - -static void -vl_api_ikev2_set_responder_t_handler (vl_api_ikev2_set_responder_t * mp) -{ - vl_api_ikev2_set_responder_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - u8 *tmp = format (0, "%s", mp->name); - ip4_address_t ip4; - clib_memcpy (&ip4, mp->address, sizeof (ip4)); - - error = ikev2_set_profile_responder (vm, tmp, mp->sw_if_index, ip4); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_SET_RESPONDER_REPLY); -} - static void -vl_api_ikev2_set_ike_transforms_t_handler (vl_api_ikev2_set_ike_transforms_t * - mp) +vl_api_ipsec_backend_dump_t_handler (vl_api_ipsec_backend_dump_t * mp) { - vl_api_ikev2_set_ike_transforms_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - u8 *tmp = format (0, "%s", mp->name); - - error = - ikev2_set_profile_ike_transforms (vm, tmp, mp->crypto_alg, mp->integ_alg, - mp->dh_group, mp->crypto_key_size); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_SET_IKE_TRANSFORMS_REPLY); -} - -static void -vl_api_ikev2_set_esp_transforms_t_handler (vl_api_ikev2_set_esp_transforms_t * - mp) -{ - vl_api_ikev2_set_esp_transforms_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - u8 *tmp = format (0, "%s", mp->name); - - error = - ikev2_set_profile_esp_transforms (vm, tmp, mp->crypto_alg, mp->integ_alg, - mp->dh_group, mp->crypto_key_size); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_SET_ESP_TRANSFORMS_REPLY); -} - -static void -vl_api_ikev2_set_sa_lifetime_t_handler (vl_api_ikev2_set_sa_lifetime_t * mp) -{ - vl_api_ikev2_set_sa_lifetime_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - u8 *tmp = format (0, "%s", mp->name); - - error = - ikev2_set_profile_sa_lifetime (vm, tmp, mp->lifetime, mp->lifetime_jitter, - mp->handover, mp->lifetime_maxdata); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_SET_SA_LIFETIME_REPLY); -} - -static void -vl_api_ikev2_initiate_sa_init_t_handler (vl_api_ikev2_initiate_sa_init_t * mp) -{ - vl_api_ikev2_initiate_sa_init_reply_t *rmp; - int rv = 0; - -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - u8 *tmp = format (0, "%s", mp->name); - - error = ikev2_initiate_sa_init (vm, tmp); - vec_free (tmp); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_INITIATE_SA_INIT_REPLY); -} - -static void -vl_api_ikev2_initiate_del_ike_sa_t_handler (vl_api_ikev2_initiate_del_ike_sa_t - * mp) -{ - vl_api_ikev2_initiate_del_ike_sa_reply_t *rmp; - int rv = 0; + vl_api_registration_t *rp; + ipsec_main_t *im = &ipsec_main; + u32 context = mp->context; -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; + rp = vl_api_client_index_to_registration (mp->client_index); - error = ikev2_initiate_delete_ike_sa (vm, mp->ispi); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif + if (rp == 0) + { + clib_warning ("Client %d AWOL", mp->client_index); + return; + } - REPLY_MACRO (VL_API_IKEV2_INITIATE_DEL_IKE_SA_REPLY); + ipsec_ah_backend_t *ab; + ipsec_esp_backend_t *eb; + /* *INDENT-OFF* */ + pool_foreach (ab, im->ah_backends, { + vl_api_ipsec_backend_details_t *mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_BACKEND_DETAILS); + mp->context = context; + snprintf ((char *)mp->name, sizeof (mp->name), "%.*s", vec_len (ab->name), + ab->name); + mp->protocol = ntohl (IPSEC_API_PROTO_AH); + mp->index = ab - im->ah_backends; + mp->active = mp->index == im->ah_current_backend ? 1 : 0; + vl_api_send_msg (rp, (u8 *)mp); + }); + pool_foreach (eb, im->esp_backends, { + vl_api_ipsec_backend_details_t *mp = vl_msg_api_alloc (sizeof (*mp)); + clib_memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_IPSEC_BACKEND_DETAILS); + mp->context = context; + snprintf ((char *)mp->name, sizeof (mp->name), "%.*s", vec_len (eb->name), + eb->name); + mp->protocol = ntohl (IPSEC_API_PROTO_ESP); + mp->index = eb - im->esp_backends; + mp->active = mp->index == im->esp_current_backend ? 1 : 0; + vl_api_send_msg (rp, (u8 *)mp); + }); + /* *INDENT-ON* */ } static void - vl_api_ikev2_initiate_del_child_sa_t_handler - (vl_api_ikev2_initiate_del_child_sa_t * mp) +vl_api_ipsec_select_backend_t_handler (vl_api_ipsec_select_backend_t * mp) { - vl_api_ikev2_initiate_del_child_sa_reply_t *rmp; + ipsec_main_t *im = &ipsec_main; + vl_api_ipsec_select_backend_reply_t *rmp; + ipsec_protocol_t protocol; int rv = 0; + if (pool_elts (im->sad) > 0) + { + rv = VNET_API_ERROR_INSTANCE_IN_USE; + goto done; + } -#if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - error = ikev2_initiate_delete_child_sa (vm, mp->ispi); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; -#else - rv = VNET_API_ERROR_UNIMPLEMENTED; -#endif - - REPLY_MACRO (VL_API_IKEV2_INITIATE_DEL_CHILD_SA_REPLY); -} + rv = ipsec_proto_decode (mp->protocol, &protocol); -static void - vl_api_ikev2_initiate_rekey_child_sa_t_handler - (vl_api_ikev2_initiate_rekey_child_sa_t * mp) -{ - vl_api_ikev2_initiate_rekey_child_sa_reply_t *rmp; - int rv = 0; + if (rv) + goto done; #if WITH_LIBSSL > 0 - vlib_main_t *vm = vlib_get_main (); - clib_error_t *error; - - error = ikev2_initiate_rekey_child_sa (vm, mp->ispi); - if (error) - rv = VNET_API_ERROR_UNSPECIFIED; + switch (protocol) + { + case IPSEC_PROTOCOL_ESP: + if (pool_is_free_index (im->esp_backends, mp->index)) + { + rv = VNET_API_ERROR_INVALID_VALUE; + break; + } + ipsec_select_esp_backend (im, mp->index); + break; + case IPSEC_PROTOCOL_AH: + if (pool_is_free_index (im->ah_backends, mp->index)) + { + rv = VNET_API_ERROR_INVALID_VALUE; + break; + } + ipsec_select_ah_backend (im, mp->index); + break; + default: + rv = VNET_API_ERROR_INVALID_VALUE; + break; + } #else - rv = VNET_API_ERROR_UNIMPLEMENTED; + clib_warning ("unimplemented"); /* FIXME */ #endif - - REPLY_MACRO (VL_API_IKEV2_INITIATE_REKEY_CHILD_SA_REPLY); +done: + REPLY_MACRO (VL_API_IPSEC_SELECT_BACKEND_REPLY); } /* * ipsec_api_hookup * Add vpe's API message handlers to the table. - * vlib has alread mapped shared memory and + * vlib has already mapped shared memory and * added the client registration handlers. * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() */