diff options
| -rw-r--r-- | build-data/packages/vpp-api-test.mk | 4 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/ipsec/esp.h | 31 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/ipsec/esp_decrypt.c | 142 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/ipsec/esp_encrypt.c | 104 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/ipsec/ipsec.h | 15 | ||||
| -rw-r--r-- | vnet/vnet/ipsec/ipsec.h | 23 | ||||
| -rw-r--r-- | vnet/vnet/ipsec/ipsec_cli.c | 25 | ||||
| -rw-r--r-- | vpp-api-test/Makefile.am | 2 | ||||
| -rw-r--r-- | vpp-api-test/configure.ac | 8 | ||||
| -rw-r--r-- | vpp-api-test/vat/api_format.c | 35 | ||||
| -rw-r--r-- | vpp/vpp-api/api.c | 38 |
11 files changed, 332 insertions, 95 deletions
diff --git a/build-data/packages/vpp-api-test.mk b/build-data/packages/vpp-api-test.mk index 38edb5bc..c9eae367 100644 --- a/build-data/packages/vpp-api-test.mk +++ b/build-data/packages/vpp-api-test.mk @@ -33,3 +33,7 @@ vpp-api-test_CPPFLAGS += $(call installed_includes_fn, dpdk) vpp-api-test_LDFLAGS += $(call installed_libs_fn, dpdk) endif endif +ifeq ($($(PLATFORM)_uses_dpdk_cryptodev),yes) +vpp-api-test_configure_args += --with-dpdk-crypto +endif + diff --git a/vnet/vnet/devices/dpdk/ipsec/esp.h b/vnet/vnet/devices/dpdk/ipsec/esp.h index 71282ac0..7ef90c49 100644 --- a/vnet/vnet/devices/dpdk/ipsec/esp.h +++ b/vnet/vnet/devices/dpdk/ipsec/esp.h @@ -64,6 +64,11 @@ dpdk_esp_init () c->key_len = 32; c->iv_len = 16; + c = &em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_GCM_128]; + c->algo = RTE_CRYPTO_CIPHER_AES_GCM; + c->key_len = 16; + c->iv_len = 8; + vec_validate (em->esp_integ_algs, IPSEC_INTEG_N_ALG - 1); i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA1_96]; @@ -85,6 +90,10 @@ dpdk_esp_init () i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_512_256]; i->algo = RTE_CRYPTO_AUTH_SHA512_HMAC; i->trunc_size = 32; + + i = &em->esp_integ_algs[IPSEC_INTEG_ALG_AES_GCM_128]; + i->algo = RTE_CRYPTO_AUTH_AES_GCM; + i->trunc_size = 16; } static_always_inline int @@ -150,6 +159,9 @@ translate_crypto_algo(ipsec_crypto_alg_t crypto_algo, case IPSEC_CRYPTO_ALG_AES_CBC_256: cipher_xform->cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC; break; + case IPSEC_CRYPTO_ALG_AES_GCM_128: + cipher_xform->cipher.algo = RTE_CRYPTO_CIPHER_AES_GCM; + break; default: return -1; } @@ -161,7 +173,7 @@ translate_crypto_algo(ipsec_crypto_alg_t crypto_algo, static_always_inline int translate_integ_algo(ipsec_integ_alg_t integ_alg, - struct rte_crypto_sym_xform *auth_xform) + struct rte_crypto_sym_xform *auth_xform, int use_esn) { switch (integ_alg) { case IPSEC_INTEG_ALG_NONE: @@ -188,6 +200,11 @@ translate_integ_algo(ipsec_integ_alg_t integ_alg, auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA512_HMAC; auth_xform->auth.digest_length = 32; break; + case IPSEC_INTEG_ALG_AES_GCM_128: + auth_xform->auth.algo = RTE_CRYPTO_AUTH_AES_GCM; + auth_xform->auth.digest_length = 16; + auth_xform->auth.add_auth_data_length = use_esn? 12 : 8; + break; default: return -1; } @@ -209,6 +226,16 @@ create_sym_sess(ipsec_sa_t *sa, crypto_sa_session_t *sa_sess, u8 is_outbound) uword key = 0, *data; crypto_worker_qp_key_t *p_key = (crypto_worker_qp_key_t *)&key; + if (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + sa->crypto_key_len -= 4; + clib_memcpy(&sa->salt, &sa->crypto_key[sa->crypto_key_len], 4); + } + else + { + sa->salt = (u32) rand(); + } + cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER; cipher_xform.cipher.key.data = sa->crypto_key; cipher_xform.cipher.key.length = sa->crypto_key_len; @@ -221,7 +248,7 @@ create_sym_sess(ipsec_sa_t *sa, crypto_sa_session_t *sa_sess, u8 is_outbound) return -1; p_key->cipher_algo = cipher_xform.cipher.algo; - if (translate_integ_algo(sa->integ_alg, &auth_xform) < 0) + if (translate_integ_algo(sa->integ_alg, &auth_xform, sa->use_esn) < 0) return -1; p_key->auth_algo = auth_xform.auth.algo; diff --git a/vnet/vnet/devices/dpdk/ipsec/esp_decrypt.c b/vnet/vnet/devices/dpdk/ipsec/esp_decrypt.c index c898d05e..2c43e24b 100644 --- a/vnet/vnet/devices/dpdk/ipsec/esp_decrypt.c +++ b/vnet/vnet/devices/dpdk/ipsec/esp_decrypt.c @@ -127,13 +127,12 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm, while (n_left_from > 0 && n_left_to_next > 0) { - u32 bi0, sa_index0 = ~0, seq, icv_size; + u32 bi0, sa_index0 = ~0, seq, icv_size, iv_size; vlib_buffer_t * b0; esp_header_t * esp0; ipsec_sa_t * sa0; struct rte_mbuf * mb0 = 0; const int BLOCK_SIZE = 16; - const int IV_SIZE = 16; crypto_sa_session_t * sa_sess; void * sess; u16 qp_index; @@ -209,6 +208,7 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm, rte_crypto_op_attach_sym_session(cop, sess); icv_size = em->esp_integ_algs[sa0->integ_alg].trunc_size; + iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len; /* Convert vlib buffer to mbuf */ mb0 = rte_mbuf_from_vlib_buffer(b0); @@ -218,7 +218,7 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm, /* Outer IP header has already been stripped */ u16 payload_len = rte_pktmbuf_pkt_len(mb0) - sizeof (esp_header_t) - - IV_SIZE - icv_size; + iv_size - icv_size; if ((payload_len & (BLOCK_SIZE - 1)) || (payload_len <= 0)) { @@ -239,46 +239,82 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm, struct rte_crypto_sym_op *sym_cop = (struct rte_crypto_sym_op *)(cop + 1); sym_cop->m_src = mb0; - sym_cop->cipher.data.offset = sizeof (esp_header_t) + IV_SIZE; + sym_cop->cipher.data.offset = sizeof (esp_header_t) + iv_size; sym_cop->cipher.data.length = payload_len; - sym_cop->cipher.iv.data = - rte_pktmbuf_mtod_offset(mb0, void*, sizeof (esp_header_t)); - sym_cop->cipher.iv.phys_addr = - rte_pktmbuf_mtophys_offset(mb0, sizeof (esp_header_t)); - sym_cop->cipher.iv.length = IV_SIZE; - - if (sa0->use_esn) - { - dpdk_cop_priv_t* priv = (dpdk_cop_priv_t*) (sym_cop + 1); - u8* payload_end = - rte_pktmbuf_mtod_offset(mb0, u8*, sizeof(esp_header_t) + IV_SIZE + - payload_len); - - memcpy (priv->icv, payload_end, icv_size); - *((u32*) payload_end) = sa0->seq_hi; - sym_cop->auth.data.offset = 0; - sym_cop->auth.data.length = - sizeof(esp_header_t) + IV_SIZE + payload_len + sizeof(sa0->seq_hi); - sym_cop->auth.digest.data = priv->icv; - sym_cop->auth.digest.phys_addr = - cop->phys_addr + (uintptr_t) priv->icv - (uintptr_t) cop; - sym_cop->auth.digest.length = icv_size; - } - else - { - sym_cop->auth.data.offset = 0; - sym_cop->auth.data.length = sizeof(esp_header_t) + - IV_SIZE + payload_len; - - sym_cop->auth.digest.data = - rte_pktmbuf_mtod_offset(mb0, void*, - rte_pktmbuf_pkt_len(mb0) - icv_size); - sym_cop->auth.digest.phys_addr = - rte_pktmbuf_mtophys_offset(mb0, - rte_pktmbuf_pkt_len(mb0) - icv_size); - sym_cop->auth.digest.length = icv_size; - } + u8 *iv = rte_pktmbuf_mtod_offset(mb0, void*, sizeof (esp_header_t)); + dpdk_cop_priv_t * priv = (dpdk_cop_priv_t *)(sym_cop + 1); + + if (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + dpdk_gcm_cnt_blk *icb = &priv->cb; + icb->salt = sa0->salt; + clib_memcpy(icb->iv, iv, 8); + icb->cnt = clib_host_to_net_u32(1); + sym_cop->cipher.iv.data = (u8 *)icb; + sym_cop->cipher.iv.phys_addr = rte_pktmbuf_mtophys_offset(mb0, + (u8 *)icb - rte_pktmbuf_mtod(mb0, u8 *)); + sym_cop->cipher.iv.length = 16; + + u8 *aad = priv->aad; + clib_memcpy(aad, iv - sizeof(esp_header_t), 8); + sym_cop->auth.aad.data = aad; + sym_cop->auth.aad.phys_addr = cop->phys_addr + + (uintptr_t)aad - (uintptr_t)cop; + if (sa0->use_esn) + { + *((u32*)&aad[8]) = sa0->seq_hi; + sym_cop->auth.aad.length = 12; + } + else + { + sym_cop->auth.aad.length = 8; + } + + sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(mb0, void*, + rte_pktmbuf_pkt_len(mb0) - icv_size); + sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(mb0, + rte_pktmbuf_pkt_len(mb0) - icv_size); + sym_cop->auth.digest.length = icv_size; + + } + else + { + sym_cop->cipher.iv.data = rte_pktmbuf_mtod_offset(mb0, void*, + sizeof (esp_header_t)); + sym_cop->cipher.iv.phys_addr = rte_pktmbuf_mtophys_offset(mb0, + sizeof (esp_header_t)); + sym_cop->cipher.iv.length = iv_size; + + if (sa0->use_esn) + { + dpdk_cop_priv_t* priv = (dpdk_cop_priv_t*) (sym_cop + 1); + u8* payload_end = rte_pktmbuf_mtod_offset( + mb0, u8*, sizeof(esp_header_t) + iv_size + payload_len); + + clib_memcpy (priv->icv, payload_end, icv_size); + *((u32*) payload_end) = sa0->seq_hi; + sym_cop->auth.data.offset = 0; + sym_cop->auth.data.length = sizeof(esp_header_t) + iv_size + + payload_len + sizeof(sa0->seq_hi); + sym_cop->auth.digest.data = priv->icv; + sym_cop->auth.digest.phys_addr = cop->phys_addr + + (uintptr_t) priv->icv - (uintptr_t) cop; + sym_cop->auth.digest.length = icv_size; + } + else + { + sym_cop->auth.data.offset = 0; + sym_cop->auth.data.length = sizeof(esp_header_t) + + iv_size + payload_len; + + sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(mb0, void*, + rte_pktmbuf_pkt_len(mb0) - icv_size); + sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(mb0, + rte_pktmbuf_pkt_len(mb0) - icv_size); + sym_cop->auth.digest.length = icv_size; + } + } trace: if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED)) @@ -391,8 +427,7 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm, while (n_left_from > 0 && n_left_to_next > 0) { esp_footer_t * f0; - const u32 IV_SIZE = 16; - u32 bi0, next0, icv_size; + u32 bi0, next0, icv_size, iv_size; vlib_buffer_t * b0 = 0; ip4_header_t *ih4 = 0, *oh4 = 0; ip6_header_t *ih6 = 0, *oh6 = 0; @@ -415,6 +450,7 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm, to_next += 1; icv_size = em->esp_integ_algs[sa0->integ_alg].trunc_size; + iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len; if (sa0->use_anti_replay) { @@ -428,7 +464,7 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm, } ih4 = (ip4_header_t *) (b0->data + sizeof(ethernet_header_t)); - vlib_buffer_advance (b0, sizeof (esp_header_t) + IV_SIZE); + vlib_buffer_advance (b0, sizeof (esp_header_t) + iv_size); b0->current_length -= (icv_size + 2); b0->flags = VLIB_BUFFER_TOTAL_LENGTH_VALID; @@ -475,33 +511,31 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm, { if (PREDICT_FALSE(transport_ip6)) { - next0 = ESP_DECRYPT_NEXT_IP6_INPUT; ih6 = (ip6_header_t *) (b0->data + sizeof(ethernet_header_t)); vlib_buffer_advance (b0, -sizeof(ip6_header_t)); oh6 = vlib_buffer_get_current (b0); memmove(oh6, ih6, sizeof(ip6_header_t)); + next0 = ESP_DECRYPT_NEXT_IP6_INPUT; oh6->protocol = f0->next_header; oh6->payload_length = - clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0) - - sizeof (ip6_header_t)); + clib_host_to_net_u16 ( + vlib_buffer_length_in_chain(vm, b0) - + sizeof (ip6_header_t)); } else { - next0 = ESP_DECRYPT_NEXT_IP4_INPUT; vlib_buffer_advance (b0, -sizeof(ip4_header_t)); oh4 = vlib_buffer_get_current (b0); + memmove(oh4, ih4, sizeof(ip4_header_t)); + next0 = ESP_DECRYPT_NEXT_IP4_INPUT; oh4->ip_version_and_header_length = 0x45; - oh4->tos = ih4->tos; oh4->fragment_id = 0; oh4->flags_and_fragment_offset = 0; - oh4->ttl = ih4->ttl; oh4->protocol = f0->next_header; - oh4->src_address.as_u32 = ih4->src_address.as_u32; - oh4->dst_address.as_u32 = ih4->dst_address.as_u32; - oh4->length = - clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0)); + oh4->length = clib_host_to_net_u16 ( + vlib_buffer_length_in_chain (vm, b0)); oh4->checksum = ip4_header_checksum (oh4); } } diff --git a/vnet/vnet/devices/dpdk/ipsec/esp_encrypt.c b/vnet/vnet/devices/dpdk/ipsec/esp_encrypt.c index aef4b90d..7e41007c 100644 --- a/vnet/vnet/devices/dpdk/ipsec/esp_encrypt.c +++ b/vnet/vnet/devices/dpdk/ipsec/esp_encrypt.c @@ -147,7 +147,7 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, u8 next_hdr_type; u8 transport_mode = 0; const int BLOCK_SIZE = 16; - const int IV_SIZE = 16; + u32 iv_size; u16 orig_sz; crypto_sa_session_t *sa_sess; void *sess; @@ -196,6 +196,7 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, bi_to_enq[qp_index] += 1; ssize_t adv; + iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len; ih0 = vlib_buffer_get_current (b0); orig_sz = b0->current_length; is_ipv6 = (ih0->ip4.ip_version_and_header_length & 0xF0) == 0x60; @@ -223,11 +224,11 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, ((u8 *) vlib_buffer_get_current (b0) - sizeof (ethernet_header_t)); ethernet_header_t *oeh0 = - (ethernet_header_t *) ((u8 *) ieh0 + (adv - IV_SIZE)); + (ethernet_header_t *) ((u8 *) ieh0 + (adv - iv_size)); clib_memcpy (oeh0, ieh0, sizeof (ethernet_header_t)); } - vlib_buffer_advance (b0, adv - IV_SIZE); + vlib_buffer_advance (b0, adv - iv_size); /* XXX IP6/ip4 and IP4/IP6 not supported, only IP4/IP4 and IP6/IP6 */ @@ -258,11 +259,20 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, else { ip_hdr_size = sizeof (ip4_header_t); - next_hdr_type = IP_PROTOCOL_IP_IN_IP; oh0 = vlib_buffer_get_current (b0); + if (PREDICT_TRUE (sa0->is_tunnel)) + { + next_hdr_type = IP_PROTOCOL_IP_IN_IP; + oh0->ip4.tos = ih0->ip4.tos; + } + else + { + next_hdr_type = ih0->ip4.protocol; + memmove (oh0, ih0, sizeof (ip4_header_t)); + } + oh0->ip4.ip_version_and_header_length = 0x45; - oh0->ip4.tos = ih0->ip4.tos; oh0->ip4.fragment_id = 0; oh0->ip4.flags_and_fragment_offset = 0; oh0->ip4.ttl = 254; @@ -299,13 +309,6 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, { next0 = ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT; transport_mode = 1; - /*ipv6 already handled */ - if (PREDICT_TRUE (!is_ipv6)) - { - next_hdr_type = ih0->ip4.protocol; - oh0->ip4.src_address.as_u32 = ih0->ip4.src_address.as_u32; - oh0->ip4.dst_address.as_u32 = ih0->ip4.dst_address.as_u32; - } } ASSERT (sa0->crypto_alg < IPSEC_CRYPTO_N_ALG); @@ -337,8 +340,6 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, dpdk_cop_priv_t *priv = (dpdk_cop_priv_t *) (sym_cop + 1); vnet_buffer (b0)->unused[0] = next0; - priv->iv[0] = sa0->seq; - priv->iv[1] = sa0->seq_hi; mb0 = rte_mbuf_from_vlib_buffer (b0); mb0->data_len = b0->current_length; @@ -348,21 +349,71 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, rte_crypto_op_attach_sym_session (cop, sess); sym_cop->m_src = mb0; - sym_cop->cipher.data.offset = ip_hdr_size + sizeof (esp_header_t); - sym_cop->cipher.data.length = BLOCK_SIZE * blocks + IV_SIZE; - sym_cop->cipher.iv.data = (u8 *) priv->iv; - sym_cop->cipher.iv.phys_addr = cop->phys_addr + - (uintptr_t) priv->iv - (uintptr_t) cop; - sym_cop->cipher.iv.length = IV_SIZE; + dpdk_gcm_cnt_blk *icb = &priv->cb; + icb->salt = sa0->salt; + icb->iv[0] = sa0->seq; + icb->iv[1] = sa0->seq_hi; + + if (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + icb->cnt = clib_host_to_net_u32 (1); + clib_memcpy (vlib_buffer_get_current (b0) + ip_hdr_size + + sizeof (esp_header_t), icb->iv, 8); + sym_cop->cipher.data.offset = + ip_hdr_size + sizeof (esp_header_t) + iv_size; + sym_cop->cipher.data.length = BLOCK_SIZE * blocks; + sym_cop->cipher.iv.length = 16; + } + else + { + sym_cop->cipher.data.offset = + ip_hdr_size + sizeof (esp_header_t); + sym_cop->cipher.data.length = BLOCK_SIZE * blocks + iv_size; + sym_cop->cipher.iv.length = iv_size; + } + + sym_cop->cipher.iv.data = (u8 *) icb; + sym_cop->cipher.iv.phys_addr = cop->phys_addr + (uintptr_t) icb + - (uintptr_t) cop; + ASSERT (sa0->integ_alg < IPSEC_INTEG_N_ALG); ASSERT (sa0->integ_alg != IPSEC_INTEG_ALG_NONE); - sym_cop->auth.data.offset = ip_hdr_size; - sym_cop->auth.data.length = b0->current_length - ip_hdr_size - - em->esp_integ_algs[sa0->integ_alg].trunc_size; + if (PREDICT_FALSE (sa0->integ_alg == IPSEC_INTEG_ALG_AES_GCM_128)) + { + u8 *aad = priv->aad; + clib_memcpy (aad, vlib_buffer_get_current (b0) + ip_hdr_size, + 8); + sym_cop->auth.aad.data = aad; + sym_cop->auth.aad.phys_addr = cop->phys_addr + + (uintptr_t) aad - (uintptr_t) cop; + + if (PREDICT_FALSE (sa0->use_esn)) + { + *((u32 *) & aad[8]) = sa0->seq_hi; + sym_cop->auth.aad.length = 12; + } + else + { + sym_cop->auth.aad.length = 8; + } + } + else + { + sym_cop->auth.data.offset = ip_hdr_size; + sym_cop->auth.data.length = b0->current_length - ip_hdr_size + - em->esp_integ_algs[sa0->integ_alg].trunc_size; + if (PREDICT_FALSE (sa0->use_esn)) + { + u8 *payload_end = + vlib_buffer_get_current (b0) + b0->current_length; + *((u32 *) payload_end) = sa0->seq_hi; + sym_cop->auth.data.length += sizeof (sa0->seq_hi); + } + } sym_cop->auth.digest.data = vlib_buffer_get_current (b0) + b0->current_length - em->esp_integ_algs[sa0->integ_alg].trunc_size; @@ -374,13 +425,6 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm, sym_cop->auth.digest.length = em->esp_integ_algs[sa0->integ_alg].trunc_size; - if (PREDICT_FALSE (sa0->use_esn)) - { - u8 *payload_end = - vlib_buffer_get_current (b0) + b0->current_length; - *((u32 *) payload_end) = sa0->seq_hi; - sym_cop->auth.data.length += sizeof (sa0->seq_hi); - } if (PREDICT_FALSE (is_ipv6)) { diff --git a/vnet/vnet/devices/dpdk/ipsec/ipsec.h b/vnet/vnet/devices/dpdk/ipsec/ipsec.h index e103655c..e6c7498c 100644 --- a/vnet/vnet/devices/dpdk/ipsec/ipsec.h +++ b/vnet/vnet/devices/dpdk/ipsec/ipsec.h @@ -32,8 +32,19 @@ typedef struct { - u32 iv[4]; - u8 icv[64]; + u32 salt; + u32 iv[2]; + u32 cnt; +} dpdk_gcm_cnt_blk; + +typedef struct +{ + dpdk_gcm_cnt_blk cb; + union + { + u8 aad[12]; + u8 icv[64]; + }; } dpdk_cop_priv_t; typedef struct diff --git a/vnet/vnet/ipsec/ipsec.h b/vnet/vnet/ipsec/ipsec.h index 65d7bad3..32c7edfc 100644 --- a/vnet/vnet/ipsec/ipsec.h +++ b/vnet/vnet/ipsec/ipsec.h @@ -31,11 +31,20 @@ typedef enum IPSEC_POLICY_N_ACTION, } ipsec_policy_action_t; +#if DPDK_CRYPTO==1 +#define foreach_ipsec_crypto_alg \ + _(0, NONE, "none") \ + _(1, AES_CBC_128, "aes-cbc-128") \ + _(2, AES_CBC_192, "aes-cbc-192") \ + _(3, AES_CBC_256, "aes-cbc-256") \ + _(4, AES_GCM_128, "aes-gcm-128") +#else #define foreach_ipsec_crypto_alg \ _(0, NONE, "none") \ _(1, AES_CBC_128, "aes-cbc-128") \ _(2, AES_CBC_192, "aes-cbc-192") \ _(3, AES_CBC_256, "aes-cbc-256") +#endif typedef enum { @@ -45,6 +54,17 @@ typedef enum IPSEC_CRYPTO_N_ALG, } ipsec_crypto_alg_t; +#if DPDK_CRYPTO==1 +#define foreach_ipsec_integ_alg \ + _(0, NONE, "none") \ + _(1, MD5_96, "md5-96") /* RFC2403 */ \ + _(2, SHA1_96, "sha1-96") /* RFC2404 */ \ + _(3, SHA_256_96, "sha-256-96") /* draft-ietf-ipsec-ciph-sha-256-00 */ \ + _(4, SHA_256_128, "sha-256-128") /* RFC4868 */ \ + _(5, SHA_384_192, "sha-384-192") /* RFC4868 */ \ + _(6, SHA_512_256, "sha-512-256") /* RFC4868 */ \ + _(7, AES_GCM_128, "aes-gcm-128") +#else #define foreach_ipsec_integ_alg \ _(0, NONE, "none") \ _(1, MD5_96, "md5-96") /* RFC2403 */ \ @@ -53,6 +73,7 @@ typedef enum _(4, SHA_256_128, "sha-256-128") /* RFC4868 */ \ _(5, SHA_384_192, "sha-384-192") /* RFC4868 */ \ _(6, SHA_512_256, "sha-512-256") /* RFC4868 */ +#endif typedef enum { @@ -90,6 +111,8 @@ typedef struct ip46_address_t tunnel_src_addr; ip46_address_t tunnel_dst_addr; + u32 salt; + /* runtime */ u32 seq; u32 seq_hi; diff --git a/vnet/vnet/ipsec/ipsec_cli.c b/vnet/vnet/ipsec/ipsec_cli.c index 8920924d..7ab85d4a 100644 --- a/vnet/vnet/ipsec/ipsec_cli.c +++ b/vnet/vnet/ipsec/ipsec_cli.c @@ -99,7 +99,7 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm, &sa.crypto_alg)) { if (sa.crypto_alg < IPSEC_CRYPTO_ALG_AES_CBC_128 || - sa.crypto_alg > IPSEC_CRYPTO_ALG_AES_CBC_256) + sa.crypto_alg >= IPSEC_CRYPTO_N_ALG) return clib_error_return (0, "unsupported crypto-alg: '%U'", format_ipsec_crypto_alg, sa.crypto_alg); } @@ -109,8 +109,12 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm, else if (unformat (line_input, "integ-alg %U", unformat_ipsec_integ_alg, &sa.integ_alg)) { +#if DPDK_CRYPTO==1 + if (sa.integ_alg < IPSEC_INTEG_ALG_NONE || +#else if (sa.integ_alg < IPSEC_INTEG_ALG_SHA1_96 || - sa.integ_alg > IPSEC_INTEG_ALG_SHA_512_256) +#endif + sa.integ_alg >= IPSEC_INTEG_N_ALG) return clib_error_return (0, "unsupported integ-alg: '%U'", format_ipsec_integ_alg, sa.integ_alg); } @@ -137,6 +141,23 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm, format_unformat_error, line_input); } +#if DPDK_CRYPTO==1 + /*Special cases, aes-gcm-128 encryption */ + if (sa.crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + if (sa.integ_alg != IPSEC_INTEG_ALG_NONE + && sa.integ_alg != IPSEC_INTEG_ALG_AES_GCM_128) + return clib_error_return (0, + "unsupported: aes-gcm-128 crypto-alg needs none as integ-alg"); + else /*set integ-alg internally to aes-gcm-128 */ + sa.integ_alg = IPSEC_INTEG_ALG_AES_GCM_128; + } + else if (sa.integ_alg == IPSEC_INTEG_ALG_AES_GCM_128) + return clib_error_return (0, "unsupported integ-alg: aes-gcm-128"); + else if (sa.integ_alg == IPSEC_INTEG_ALG_NONE) + return clib_error_return (0, "unsupported integ-alg: none"); +#endif + unformat_free (line_input); if (sa.crypto_key_len > sizeof (sa.crypto_key)) diff --git a/vpp-api-test/Makefile.am b/vpp-api-test/Makefile.am index d59c7e27..27466fad 100644 --- a/vpp-api-test/Makefile.am +++ b/vpp-api-test/Makefile.am @@ -13,7 +13,7 @@ AUTOMAKE_OPTIONS = foreign subdir-objects -AM_CFLAGS = -Wall @Q_PLATFORM_DEFINE@ @Q_PLATFORM_PLUGPATH@ @DPDK@ +AM_CFLAGS = -Wall @Q_PLATFORM_DEFINE@ @Q_PLATFORM_PLUGPATH@ @DPDK@ @DPDK_CRYPTO@ libvatplugin_la_SOURCES = \ vat/plugin_api.c diff --git a/vpp-api-test/configure.ac b/vpp-api-test/configure.ac index 4c200458..cf0af125 100644 --- a/vpp-api-test/configure.ac +++ b/vpp-api-test/configure.ac @@ -24,9 +24,17 @@ AC_ARG_WITH(dpdk, [with_dpdk=1], [with_dpdk=0]) +AC_ARG_WITH(dpdk_crypto, + AC_HELP_STRING([--with-dpdk-crypto],[Use DPDK cryptodev]), + [with_dpdk_crypto=1], + [with_dpdk_crypto=0]) + AC_SUBST(Q_PLATFORM_DEFINE,[-DQ_PLATFORM_${with_q_platform}]) AC_SUBST(Q_PLATFORM_PLUGPATH,[-DQ_PLUGIN_PREFIX=${with_q_plugin_prefix}]) AC_SUBST(DPDK,[-DDPDK=${with_dpdk}]) AM_CONDITIONAL(WITH_DPDK, test "$with_dpdk" = "1") +AC_SUBST(DPDK_CRYPTO,[-DDPDK_CRYPTO=${with_dpdk_crypto}]) +AM_CONDITIONAL(WITH_DPDK_CRYPTO, test "$with_dpdk_crypto" = "1") + AC_OUTPUT([Makefile]) diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c index 8522428e..800fa2b3 100644 --- a/vpp-api-test/vat/api_format.c +++ b/vpp-api-test/vat/api_format.c @@ -11732,7 +11732,7 @@ api_ipsec_sad_add_del_entry (vat_main_t * vam) (i, "crypto_alg %U", unformat_ipsec_crypto_alg, &crypto_alg)) { if (crypto_alg < IPSEC_CRYPTO_ALG_AES_CBC_128 || - crypto_alg > IPSEC_INTEG_ALG_SHA_512_256) + crypto_alg >= IPSEC_CRYPTO_N_ALG) { clib_warning ("unsupported crypto-alg: '%U'", format_ipsec_crypto_alg, crypto_alg); @@ -11745,8 +11745,12 @@ api_ipsec_sad_add_del_entry (vat_main_t * vam) if (unformat (i, "integ_alg %U", unformat_ipsec_integ_alg, &integ_alg)) { +#if DPDK_CRYPTO==1 + if (integ_alg < IPSEC_INTEG_ALG_NONE || +#else if (integ_alg < IPSEC_INTEG_ALG_SHA1_96 || - integ_alg > IPSEC_INTEG_ALG_SHA_512_256) +#endif + integ_alg >= IPSEC_INTEG_N_ALG) { clib_warning ("unsupported integ-alg: '%U'", format_ipsec_integ_alg, integ_alg); @@ -11763,6 +11767,33 @@ api_ipsec_sad_add_del_entry (vat_main_t * vam) } +#if DPDK_CRYPTO==1 + /*Special cases, aes-gcm-128 encryption */ + if (crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + if (integ_alg != IPSEC_INTEG_ALG_NONE + && integ_alg != IPSEC_INTEG_ALG_AES_GCM_128) + { + clib_warning + ("unsupported: aes-gcm-128 crypto-alg needs none as integ-alg"); + return -99; + } + else /*set integ-alg internally to aes-gcm-128 */ + integ_alg = IPSEC_INTEG_ALG_AES_GCM_128; + } + else if (integ_alg == IPSEC_INTEG_ALG_AES_GCM_128) + { + clib_warning ("unsupported integ-alg: aes-gcm-128"); + return -99; + } + else if (integ_alg == IPSEC_INTEG_ALG_NONE) + { + clib_warning ("unsupported integ-alg: none"); + return -99; + } +#endif + + M (IPSEC_SAD_ADD_DEL_ENTRY, ipsec_sad_add_del_entry); mp->sad_id = ntohl (sad_id); diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c index 8f0165a1..1da0729f 100644 --- a/vpp/vpp-api/api.c +++ b/vpp/vpp-api/api.c @@ -6566,7 +6566,7 @@ static void vl_api_ipsec_sad_add_del_entry_t_handler sa.protocol = mp->protocol; /* check for unsupported crypto-alg */ if (mp->crypto_algorithm < IPSEC_CRYPTO_ALG_AES_CBC_128 || - mp->crypto_algorithm > IPSEC_CRYPTO_ALG_AES_CBC_256) + mp->crypto_algorithm >= IPSEC_CRYPTO_N_ALG) { clib_warning ("unsupported crypto-alg: '%U'", format_ipsec_crypto_alg, mp->crypto_algorithm); @@ -6577,14 +6577,48 @@ static void vl_api_ipsec_sad_add_del_entry_t_handler 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 DPDK_CRYPTO==1 + if (mp->integrity_algorithm < IPSEC_INTEG_ALG_NONE || +#else if (mp->integrity_algorithm < IPSEC_INTEG_ALG_SHA1_96 || - mp->integrity_algorithm > IPSEC_INTEG_ALG_SHA_512_256) +#endif + mp->integrity_algorithm >= IPSEC_INTEG_N_ALG) { clib_warning ("unsupported integ-alg: '%U'", format_ipsec_integ_alg, mp->integrity_algorithm); rv = VNET_API_ERROR_UNIMPLEMENTED; goto out; } + +#if DPDK_CRYPTO==1 + /*Special cases, aes-gcm-128 encryption */ + if (mp->crypto_algorithm == IPSEC_CRYPTO_ALG_AES_GCM_128) + { + if (mp->integrity_algorithm != IPSEC_INTEG_ALG_NONE + && mp->integrity_algorithm != IPSEC_INTEG_ALG_AES_GCM_128) + { + clib_warning + ("unsupported: aes-gcm-128 crypto-alg needs none as integ-alg"); + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto out; + } + else /*set integ-alg internally to aes-gcm-128 */ + mp->integrity_algorithm = IPSEC_INTEG_ALG_AES_GCM_128; + } + else if (mp->integrity_algorithm == IPSEC_INTEG_ALG_AES_GCM_128) + { + clib_warning ("unsupported integ-alg: aes-gcm-128"); + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto out; + } + else if (mp->integrity_algorithm == IPSEC_INTEG_ALG_NONE) + { + clib_warning ("unsupported integ-alg: none"); + rv = VNET_API_ERROR_UNIMPLEMENTED; + goto out; + } +#endif + 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)); 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