X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fesp_encrypt.c;h=dce887f6fa8fb5e07446a759cd7f6f06941b34ec;hb=f539578bac8b64886b57c460c9d74273e6613f8b;hp=e40d30d7b3e77991449f0318c5ca397e10550e15;hpb=162330f25aeec09694fffaaa31ba9b318620eb9c;p=vpp.git diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c index e40d30d7b3e..dce887f6fa8 100644 --- a/src/vnet/ipsec/esp_encrypt.c +++ b/src/vnet/ipsec/esp_encrypt.c @@ -28,6 +28,7 @@ #define foreach_esp_encrypt_next \ _(DROP, "error-drop") \ +_(PENDING, "pending") \ _(HANDOFF, "handoff") \ _(INTERFACE_OUTPUT, "interface-output") @@ -41,8 +42,10 @@ typedef enum #define foreach_esp_encrypt_error \ _(RX_PKTS, "ESP pkts received") \ + _(POST_RX_PKTS, "ESP-post pkts received") \ _(SEQ_CYCLED, "sequence number cycled (packet dropped)") \ _(CRYPTO_ENGINE_ERROR, "crypto engine error (packet dropped)") \ + _(CRYPTO_QUEUE_FULL, "crypto queue full (packet dropped)") \ _(NO_BUFFERS, "no buffers (packet dropped)") \ typedef enum @@ -70,6 +73,11 @@ typedef struct ipsec_integ_alg_t integ_alg; } esp_encrypt_trace_t; +typedef struct +{ + u32 next_index; +} esp_encrypt_post_trace_t; + /* packet trace format function */ static u8 * format_esp_encrypt_trace (u8 * s, va_list * args) @@ -88,6 +96,17 @@ format_esp_encrypt_trace (u8 * s, va_list * args) return s; } +static u8 * +format_esp_post_encrypt_trace (u8 * s, va_list * args) +{ + CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); + CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); + esp_encrypt_post_trace_t *t = va_arg (*args, esp_encrypt_post_trace_t *); + + s = format (s, "esp-post: next node index %u", t->next_index); + return s; +} + /* pad packet in input buffer */ static_always_inline u8 * esp_add_footer_and_icv (vlib_main_t * vm, vlib_buffer_t ** last, @@ -276,9 +295,281 @@ typedef struct STATIC_ASSERT_SIZEOF (esp_gcm_nonce_t, 12); +static_always_inline u32 +esp_encrypt_chain_crypto (vlib_main_t * vm, ipsec_per_thread_data_t * ptd, + ipsec_sa_t * sa0, vlib_buffer_t * b, + vlib_buffer_t * lb, u8 icv_sz, u8 * start, + u32 start_len, u16 * n_ch) +{ + vnet_crypto_op_chunk_t *ch; + vlib_buffer_t *cb = b; + u32 n_chunks = 1; + u32 total_len; + vec_add2 (ptd->chunks, ch, 1); + total_len = ch->len = start_len; + ch->src = ch->dst = start; + cb = vlib_get_buffer (vm, cb->next_buffer); + + while (1) + { + vec_add2 (ptd->chunks, ch, 1); + n_chunks += 1; + if (lb == cb) + total_len += ch->len = cb->current_length - icv_sz; + else + total_len += ch->len = cb->current_length; + ch->src = ch->dst = vlib_buffer_get_current (cb); + + if (!(cb->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + + cb = vlib_get_buffer (vm, cb->next_buffer); + } + + if (n_ch) + *n_ch = n_chunks; + + return total_len; +} + +static_always_inline u32 +esp_encrypt_chain_integ (vlib_main_t * vm, ipsec_per_thread_data_t * ptd, + ipsec_sa_t * sa0, vlib_buffer_t * b, + vlib_buffer_t * lb, u8 icv_sz, u8 * start, + u32 start_len, u8 * digest, u16 * n_ch) +{ + vnet_crypto_op_chunk_t *ch; + vlib_buffer_t *cb = b; + u32 n_chunks = 1; + u32 total_len; + vec_add2 (ptd->chunks, ch, 1); + total_len = ch->len = start_len; + ch->src = start; + cb = vlib_get_buffer (vm, cb->next_buffer); + + while (1) + { + vec_add2 (ptd->chunks, ch, 1); + n_chunks += 1; + if (lb == cb) + { + total_len += ch->len = cb->current_length - icv_sz; + if (ipsec_sa_is_set_USE_ESN (sa0)) + { + u32 seq_hi = clib_net_to_host_u32 (sa0->seq_hi); + clib_memcpy_fast (digest, &seq_hi, sizeof (seq_hi)); + ch->len += sizeof (seq_hi); + total_len += sizeof (seq_hi); + } + } + else + total_len += ch->len = cb->current_length; + ch->src = vlib_buffer_get_current (cb); + + if (!(cb->flags & VLIB_BUFFER_NEXT_PRESENT)) + break; + + cb = vlib_get_buffer (vm, cb->next_buffer); + } + + if (n_ch) + *n_ch = n_chunks; + + return total_len; +} + +always_inline void +esp_prepare_sync_op (vlib_main_t * vm, ipsec_per_thread_data_t * ptd, + vnet_crypto_op_t ** crypto_ops, + vnet_crypto_op_t ** integ_ops, ipsec_sa_t * sa0, + u8 * payload, u16 payload_len, u8 iv_sz, u8 icv_sz, + vlib_buffer_t ** bufs, vlib_buffer_t ** b, + vlib_buffer_t * lb, u32 hdr_len, esp_header_t * esp, + esp_gcm_nonce_t * nonce) +{ + if (sa0->crypto_enc_op_id) + { + vnet_crypto_op_t *op; + vec_add2_aligned (crypto_ops[0], op, 1, CLIB_CACHE_LINE_BYTES); + vnet_crypto_op_init (op, sa0->crypto_enc_op_id); + + op->src = op->dst = payload; + op->key_index = sa0->crypto_key_index; + op->len = payload_len - icv_sz; + op->user_data = b - bufs; + + if (ipsec_sa_is_set_IS_AEAD (sa0)) + { + /* + * construct the AAD in a scratch space in front + * of the IP header. + */ + op->aad = payload - hdr_len - sizeof (esp_aead_t); + op->aad_len = esp_aad_fill (op->aad, esp, sa0); + + op->tag = payload + op->len; + op->tag_len = 16; + + u64 *iv = (u64 *) (payload - iv_sz); + nonce->salt = sa0->salt; + nonce->iv = *iv = clib_host_to_net_u64 (sa0->gcm_iv_counter++); + op->iv = (u8 *) nonce; + } + else + { + op->iv = payload - iv_sz; + op->flags = VNET_CRYPTO_OP_FLAG_INIT_IV; + } + + if (lb != b[0]) + { + /* is chained */ + op->flags |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; + op->chunk_index = vec_len (ptd->chunks); + op->tag = vlib_buffer_get_tail (lb) - icv_sz; + esp_encrypt_chain_crypto (vm, ptd, sa0, b[0], lb, icv_sz, payload, + payload_len, &op->n_chunks); + } + } + + if (sa0->integ_op_id) + { + vnet_crypto_op_t *op; + vec_add2_aligned (integ_ops[0], op, 1, CLIB_CACHE_LINE_BYTES); + vnet_crypto_op_init (op, sa0->integ_op_id); + op->src = payload - iv_sz - sizeof (esp_header_t); + op->digest = payload + payload_len - icv_sz; + op->key_index = sa0->integ_key_index; + op->digest_len = icv_sz; + op->len = payload_len - icv_sz + iv_sz + sizeof (esp_header_t); + op->user_data = b - bufs; + + if (lb != b[0]) + { + /* is chained */ + op->flags |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; + op->chunk_index = vec_len (ptd->chunks); + op->digest = vlib_buffer_get_tail (lb) - icv_sz; + + esp_encrypt_chain_integ (vm, ptd, sa0, b[0], lb, icv_sz, + payload - iv_sz - sizeof (esp_header_t), + payload_len + iv_sz + + sizeof (esp_header_t), op->digest, + &op->n_chunks); + } + else if (ipsec_sa_is_set_USE_ESN (sa0)) + { + u32 seq_hi = clib_net_to_host_u32 (sa0->seq_hi); + clib_memcpy_fast (op->digest, &seq_hi, sizeof (seq_hi)); + op->len += sizeof (seq_hi); + } + } +} + +static_always_inline int +esp_prepare_async_frame (vlib_main_t * vm, ipsec_per_thread_data_t * ptd, + vnet_crypto_async_frame_t ** async_frame, + ipsec_sa_t * sa, vlib_buffer_t * b, + esp_header_t * esp, u8 * payload, u32 payload_len, + u8 iv_sz, u8 icv_sz, u32 bi, u16 * next, u32 hdr_len, + u16 async_next, vlib_buffer_t * lb) +{ + esp_post_data_t *post = esp_post_data (b); + u8 *tag, *iv, *aad = 0; + u8 flag = 0; + u32 key_index; + i16 crypto_start_offset, integ_start_offset = 0; + u16 crypto_total_len, integ_total_len; + + post->next_index = next[0]; + next[0] = ESP_ENCRYPT_NEXT_PENDING; + + /* crypto */ + crypto_start_offset = payload - b->data; + crypto_total_len = integ_total_len = payload_len - icv_sz; + tag = payload + crypto_total_len; + + /* aead */ + if (ipsec_sa_is_set_IS_AEAD (sa)) + { + esp_gcm_nonce_t *nonce; + u64 *pkt_iv = (u64 *) (payload - iv_sz); + + aad = payload - hdr_len - sizeof (esp_aead_t); + esp_aad_fill (aad, esp, sa); + nonce = (esp_gcm_nonce_t *) (aad - sizeof (*nonce)); + nonce->salt = sa->salt; + nonce->iv = *pkt_iv = clib_host_to_net_u64 (sa->gcm_iv_counter++); + iv = (u8 *) nonce; + key_index = sa->crypto_key_index; + + if (lb != b) + { + /* chain */ + flag |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; + tag = vlib_buffer_get_tail (lb) - icv_sz; + crypto_total_len = esp_encrypt_chain_crypto (vm, ptd, sa, b, lb, + icv_sz, payload, + payload_len, 0); + } + goto out; + } + + /* cipher then hash */ + iv = payload - iv_sz; + integ_start_offset = crypto_start_offset - iv_sz - sizeof (esp_header_t); + integ_total_len += iv_sz + sizeof (esp_header_t); + flag |= VNET_CRYPTO_OP_FLAG_INIT_IV; + key_index = sa->linked_key_index; + + if (b != lb) + { + flag |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; + crypto_total_len = esp_encrypt_chain_crypto (vm, ptd, sa, b, lb, + icv_sz, payload, + payload_len, 0); + tag = vlib_buffer_get_tail (lb) - icv_sz; + integ_total_len = esp_encrypt_chain_integ (vm, ptd, sa, b, lb, icv_sz, + payload - iv_sz - + sizeof (esp_header_t), + payload_len + iv_sz + + sizeof (esp_header_t), + tag, 0); + } + else if (ipsec_sa_is_set_USE_ESN (sa) && !ipsec_sa_is_set_IS_AEAD (sa)) + { + u32 seq_hi = clib_net_to_host_u32 (sa->seq_hi); + clib_memcpy_fast (tag, &seq_hi, sizeof (seq_hi)); + integ_total_len += sizeof (seq_hi); + } + +out: + return vnet_crypto_async_add_to_frame (vm, async_frame, key_index, + crypto_total_len, + integ_total_len - crypto_total_len, + crypto_start_offset, + integ_start_offset, bi, async_next, + iv, tag, aad, flag); +} + +/* when submitting a frame is failed, drop all buffers in the frame */ +static_always_inline void +esp_async_recycle_failed_submit (vnet_crypto_async_frame_t * f, + vlib_buffer_t ** b, u16 * next) +{ + u32 n_drop = f->n_elts; + while (--n_drop) + { + (b - n_drop)[0]->error = ESP_ENCRYPT_ERROR_CRYPTO_ENGINE_ERROR; + (next - n_drop)[0] = ESP_ENCRYPT_NEXT_DROP; + } + vnet_crypto_async_reset_frame (f); +} + always_inline uword esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * frame, int is_ip6, int is_tun) + vlib_frame_t * frame, int is_ip6, int is_tun, + u16 async_next) { ipsec_main_t *im = &ipsec_main; ipsec_per_thread_data_t *ptd = vec_elt_at_index (im->ptd, vm->thread_index); @@ -293,16 +584,21 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, u32 current_sa_bytes = 0, spi = 0; u8 block_sz = 0, iv_sz = 0, icv_sz = 0; ipsec_sa_t *sa0 = 0; - vnet_crypto_op_chunk_t *ch; vlib_buffer_t *lb; vnet_crypto_op_t **crypto_ops = &ptd->crypto_ops; vnet_crypto_op_t **integ_ops = &ptd->integ_ops; + vnet_crypto_async_frame_t *async_frame = 0; + int is_async = im->async_mode; + vnet_crypto_async_op_id_t last_async_op = ~0; vlib_get_buffers (vm, from, b, n_left); - vec_reset_length (ptd->crypto_ops); - vec_reset_length (ptd->integ_ops); - vec_reset_length (ptd->chained_crypto_ops); - vec_reset_length (ptd->chained_integ_ops); + if (!is_async) + { + vec_reset_length (ptd->crypto_ops); + vec_reset_length (ptd->integ_ops); + vec_reset_length (ptd->chained_crypto_ops); + vec_reset_length (ptd->chained_integ_ops); + } vec_reset_length (ptd->chunks); while (n_left > 0) @@ -351,6 +647,20 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, block_sz = sa0->crypto_block_size; icv_sz = sa0->integ_icv_size; iv_sz = sa0->crypto_iv_size; + + /* submit frame when op_id is different then the old one */ + if (is_async && sa0->crypto_async_enc_op_id != last_async_op) + { + if (async_frame && async_frame->n_elts) + { + if (vnet_crypto_async_submit_open_frame (vm, async_frame) + < 0) + esp_async_recycle_failed_submit (async_frame, b, next); + } + async_frame = + vnet_crypto_async_get_frame (vm, sa0->crypto_async_enc_op_id); + last_async_op = sa0->crypto_async_enc_op_id; + } } if (PREDICT_FALSE (~0 == sa0->encrypt_thread_index)) @@ -569,129 +879,25 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, esp->spi = spi; esp->seq = clib_net_to_host_u32 (sa0->seq); - if (sa0->crypto_enc_op_id) + if (is_async) { - vnet_crypto_op_t *op; - vec_add2_aligned (crypto_ops[0], op, 1, CLIB_CACHE_LINE_BYTES); - vnet_crypto_op_init (op, sa0->crypto_enc_op_id); - - op->src = op->dst = payload; - op->key_index = sa0->crypto_key_index; - op->len = payload_len - icv_sz; - op->user_data = b - bufs; - - if (ipsec_sa_is_set_IS_AEAD (sa0)) - { - /* - * construct the AAD in a scratch space in front - * of the IP header. - */ - op->aad = payload - hdr_len - sizeof (esp_aead_t); - - esp_aad_fill (op, esp, sa0); - - op->tag = payload + op->len; - op->tag_len = 16; - - u64 *iv = (u64 *) (payload - iv_sz); - nonce->salt = sa0->salt; - nonce->iv = *iv = clib_host_to_net_u64 (sa0->gcm_iv_counter++); - op->iv = (u8 *) nonce; - nonce++; - } - else - { - op->iv = payload - iv_sz; - op->flags = VNET_CRYPTO_OP_FLAG_INIT_IV; - } + if (PREDICT_FALSE (sa0->crypto_async_enc_op_id == 0)) + goto trace; - if (lb != b[0]) + if (esp_prepare_async_frame (vm, ptd, &async_frame, sa0, b[0], esp, + payload, payload_len, iv_sz, + icv_sz, from[b - bufs], next, hdr_len, + async_next, lb)) { - /* is chained */ - vlib_buffer_t *cb = b[0]; - op->flags |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; - op->chunk_index = vec_len (ptd->chunks); - op->tag = vlib_buffer_get_tail (lb) - icv_sz; - vec_add2 (ptd->chunks, ch, 1); - ch->len = payload_len; - ch->src = ch->dst = payload; - cb = vlib_get_buffer (vm, cb->next_buffer); - op->n_chunks = 1; - - while (1) - { - vec_add2 (ptd->chunks, ch, 1); - op->n_chunks += 1; - if (lb == cb) - ch->len = cb->current_length - icv_sz; - else - ch->len = cb->current_length; - ch->src = ch->dst = vlib_buffer_get_current (cb); - - if (!(cb->flags & VLIB_BUFFER_NEXT_PRESENT)) - break; - - cb = vlib_get_buffer (vm, cb->next_buffer); - } + esp_async_recycle_failed_submit (async_frame, b, next); + goto trace; } } - - if (sa0->integ_op_id) + else { - vnet_crypto_op_t *op; - vec_add2_aligned (integ_ops[0], op, 1, CLIB_CACHE_LINE_BYTES); - vnet_crypto_op_init (op, sa0->integ_op_id); - op->src = payload - iv_sz - sizeof (esp_header_t); - op->digest = payload + payload_len - icv_sz; - op->key_index = sa0->integ_key_index; - op->digest_len = icv_sz; - op->len = payload_len - icv_sz + iv_sz + sizeof (esp_header_t); - op->user_data = b - bufs; - - if (lb != b[0]) - { - /* is chained */ - op->flags |= VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS; - vlib_buffer_t *cb = b[0]; - op->chunk_index = vec_len (ptd->chunks); - op->digest = vlib_buffer_get_tail (lb) - icv_sz; - vec_add2 (ptd->chunks, ch, 1); - ch->len = payload_len + iv_sz + sizeof (esp_header_t); - ch->src = payload - iv_sz - sizeof (esp_header_t); - cb = vlib_get_buffer (vm, cb->next_buffer); - op->n_chunks = 1; - - while (1) - { - vec_add2 (ptd->chunks, ch, 1); - op->n_chunks += 1; - if (lb == cb) - { - ch->len = cb->current_length - icv_sz; - if (ipsec_sa_is_set_USE_ESN (sa0)) - { - u32 seq_hi = clib_net_to_host_u32 (sa0->seq_hi); - clib_memcpy_fast (op->digest, &seq_hi, - sizeof (seq_hi)); - ch->len += sizeof (seq_hi); - } - } - else - ch->len = cb->current_length; - ch->src = vlib_buffer_get_current (cb); - - if (!(cb->flags & VLIB_BUFFER_NEXT_PRESENT)) - break; - - cb = vlib_get_buffer (vm, cb->next_buffer); - } - } - else if (ipsec_sa_is_set_USE_ESN (sa0)) - { - u32 seq_hi = clib_net_to_host_u32 (sa0->seq_hi); - clib_memcpy_fast (op->digest, &seq_hi, sizeof (seq_hi)); - op->len += sizeof (seq_hi); - } + esp_prepare_sync_op (vm, ptd, crypto_ops, integ_ops, sa0, payload, + payload_len, iv_sz, icv_sz, bufs, b, lb, + hdr_len, esp, nonce++); } vlib_buffer_advance (b[0], 0LL - hdr_len); @@ -721,14 +927,21 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_increment_combined_counter (&ipsec_sa_counters, thread_index, current_sa_index, current_sa_packets, current_sa_bytes); + if (!is_async) + { + esp_process_ops (vm, node, ptd->crypto_ops, bufs, nexts); + esp_process_chained_ops (vm, node, ptd->chained_crypto_ops, bufs, nexts, + ptd->chunks); - esp_process_ops (vm, node, ptd->crypto_ops, bufs, nexts); - esp_process_chained_ops (vm, node, ptd->chained_crypto_ops, bufs, nexts, - ptd->chunks); - - esp_process_ops (vm, node, ptd->integ_ops, bufs, nexts); - esp_process_chained_ops (vm, node, ptd->chained_integ_ops, bufs, nexts, - ptd->chunks); + esp_process_ops (vm, node, ptd->integ_ops, bufs, nexts); + esp_process_chained_ops (vm, node, ptd->chained_integ_ops, bufs, nexts, + ptd->chunks); + } + else if (async_frame && async_frame->n_elts) + { + if (vnet_crypto_async_submit_open_frame (vm, async_frame) < 0) + esp_async_recycle_failed_submit (async_frame, b, next); + } vlib_node_increment_counter (vm, node->node_index, ESP_ENCRYPT_ERROR_RX_PKTS, frame->n_vectors); @@ -737,11 +950,98 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node, return frame->n_vectors; } +always_inline uword +esp_encrypt_post_inline (vlib_main_t * vm, vlib_node_runtime_t * node, + vlib_frame_t * frame) +{ + vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b = bufs; + u16 nexts[VLIB_FRAME_SIZE], *next = nexts; + u32 *from = vlib_frame_vector_args (frame); + u32 n_left = frame->n_vectors; + + vlib_get_buffers (vm, from, b, n_left); + + if (n_left >= 4) + { + vlib_prefetch_buffer_header (b[0], LOAD); + vlib_prefetch_buffer_header (b[1], LOAD); + vlib_prefetch_buffer_header (b[2], LOAD); + vlib_prefetch_buffer_header (b[3], LOAD); + } + + while (n_left > 8) + { + vlib_prefetch_buffer_header (b[4], LOAD); + vlib_prefetch_buffer_header (b[5], LOAD); + vlib_prefetch_buffer_header (b[6], LOAD); + vlib_prefetch_buffer_header (b[7], LOAD); + + next[0] = (esp_post_data (b[0]))->next_index; + next[1] = (esp_post_data (b[1]))->next_index; + next[2] = (esp_post_data (b[2]))->next_index; + next[3] = (esp_post_data (b[3]))->next_index; + + if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE)) + { + if (b[0]->flags & VLIB_BUFFER_IS_TRACED) + { + esp_encrypt_post_trace_t *tr = vlib_add_trace (vm, node, b[0], + sizeof (*tr)); + tr->next_index = next[0]; + } + if (b[1]->flags & VLIB_BUFFER_IS_TRACED) + { + esp_encrypt_post_trace_t *tr = vlib_add_trace (vm, node, b[1], + sizeof (*tr)); + tr->next_index = next[1]; + } + if (b[2]->flags & VLIB_BUFFER_IS_TRACED) + { + esp_encrypt_post_trace_t *tr = vlib_add_trace (vm, node, b[2], + sizeof (*tr)); + tr->next_index = next[2]; + } + if (b[3]->flags & VLIB_BUFFER_IS_TRACED) + { + esp_encrypt_post_trace_t *tr = vlib_add_trace (vm, node, b[3], + sizeof (*tr)); + tr->next_index = next[3]; + } + } + + b += 4; + next += 4; + n_left -= 4; + } + + while (n_left > 0) + { + next[0] = (esp_post_data (b[0]))->next_index; + if (PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED)) + { + esp_encrypt_post_trace_t *tr = vlib_add_trace (vm, node, b[0], + sizeof (*tr)); + tr->next_index = next[0]; + } + + b += 1; + next += 1; + n_left -= 1; + } + + vlib_node_increment_counter (vm, node->node_index, + ESP_ENCRYPT_ERROR_POST_RX_PKTS, + frame->n_vectors); + vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors); + return frame->n_vectors; +} + VLIB_NODE_FN (esp4_encrypt_node) (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * from_frame) { - return esp_encrypt_inline (vm, node, from_frame, 0 /* is_ip6 */ , 0); + return esp_encrypt_inline (vm, node, from_frame, 0 /* is_ip6 */ , 0, + esp_encrypt_async_next.esp4_post_next); } /* *INDENT-OFF* */ @@ -759,15 +1059,37 @@ VLIB_REGISTER_NODE (esp4_encrypt_node) = { [ESP_ENCRYPT_NEXT_DROP] = "ip4-drop", [ESP_ENCRYPT_NEXT_HANDOFF] = "esp4-encrypt-handoff", [ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT] = "interface-output", + [ESP_ENCRYPT_NEXT_PENDING] = "esp-encrypt-pending", }, }; /* *INDENT-ON* */ +VLIB_NODE_FN (esp4_encrypt_post_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return esp_encrypt_post_inline (vm, node, from_frame); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (esp4_encrypt_post_node) = { + .name = "esp4-encrypt-post", + .vector_size = sizeof (u32), + .format_trace = format_esp_post_encrypt_trace, + .type = VLIB_NODE_TYPE_INTERNAL, + .sibling_of = "esp4-encrypt", + + .n_errors = ARRAY_LEN(esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, +}; +/* *INDENT-ON* */ + VLIB_NODE_FN (esp6_encrypt_node) (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * from_frame) { - return esp_encrypt_inline (vm, node, from_frame, 1 /* is_ip6 */ , 0); + return esp_encrypt_inline (vm, node, from_frame, 1 /* is_ip6 */ , 0, + esp_encrypt_async_next.esp6_post_next); } /* *INDENT-OFF* */ @@ -785,15 +1107,37 @@ VLIB_REGISTER_NODE (esp6_encrypt_node) = { [ESP_ENCRYPT_NEXT_DROP] = "ip6-drop", [ESP_ENCRYPT_NEXT_HANDOFF] = "esp6-encrypt-handoff", [ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT] = "interface-output", + [ESP_ENCRYPT_NEXT_PENDING] = "esp-encrypt-pending", }, }; /* *INDENT-ON* */ +VLIB_NODE_FN (esp6_encrypt_post_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return esp_encrypt_post_inline (vm, node, from_frame); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (esp6_encrypt_post_node) = { + .name = "esp6-encrypt-post", + .vector_size = sizeof (u32), + .format_trace = format_esp_post_encrypt_trace, + .type = VLIB_NODE_TYPE_INTERNAL, + .sibling_of = "esp6-encrypt", + + .n_errors = ARRAY_LEN(esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, +}; +/* *INDENT-ON* */ + VLIB_NODE_FN (esp4_encrypt_tun_node) (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * from_frame) { - return esp_encrypt_inline (vm, node, from_frame, 0 /* is_ip6 */ , 1); + return esp_encrypt_inline (vm, node, from_frame, 0 /* is_ip6 */ , 1, + esp_encrypt_async_next.esp4_tun_post_next); } /* *INDENT-OFF* */ @@ -811,9 +1155,29 @@ VLIB_REGISTER_NODE (esp4_encrypt_tun_node) = { [ESP_ENCRYPT_NEXT_DROP] = "ip4-drop", [ESP_ENCRYPT_NEXT_HANDOFF] = "esp4-encrypt-tun-handoff", [ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT] = "error-drop", + [ESP_ENCRYPT_NEXT_PENDING] = "esp-encrypt-pending", }, }; +VLIB_NODE_FN (esp4_encrypt_tun_post_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return esp_encrypt_post_inline (vm, node, from_frame); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (esp4_encrypt_tun_post_node) = { + .name = "esp4-encrypt-tun-post", + .vector_size = sizeof (u32), + .format_trace = format_esp_post_encrypt_trace, + .type = VLIB_NODE_TYPE_INTERNAL, + .sibling_of = "esp4-encrypt-tun", + + .n_errors = ARRAY_LEN(esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, +}; + VNET_FEATURE_INIT (esp4_encrypt_tun_feat_node, static) = { .arc_name = "ip4-output", @@ -840,7 +1204,8 @@ VLIB_NODE_FN (esp6_encrypt_tun_node) (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * from_frame) { - return esp_encrypt_inline (vm, node, from_frame, 1 /* is_ip6 */ , 1); + return esp_encrypt_inline (vm, node, from_frame, 1 /* is_ip6 */ , 1, + esp_encrypt_async_next.esp6_tun_post_next); } /* *INDENT-OFF* */ @@ -858,6 +1223,7 @@ VLIB_REGISTER_NODE (esp6_encrypt_tun_node) = { [ESP_ENCRYPT_NEXT_DROP] = "ip6-drop", [ESP_ENCRYPT_NEXT_HANDOFF] = "esp6-encrypt-tun-handoff", [ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT] = "error-drop", + [ESP_ENCRYPT_NEXT_PENDING] = "esp-encrypt-pending", }, }; @@ -877,6 +1243,26 @@ VNET_FEATURE_INIT (esp4o6_encrypt_tun_feat_node, static) = /* *INDENT-ON* */ +VLIB_NODE_FN (esp6_encrypt_tun_post_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return esp_encrypt_post_inline (vm, node, from_frame); +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (esp6_encrypt_tun_post_node) = { + .name = "esp6-encrypt-tun-post", + .vector_size = sizeof (u32), + .format_trace = format_esp_post_encrypt_trace, + .type = VLIB_NODE_TYPE_INTERNAL, + .sibling_of = "esp6-encrypt-tun", + + .n_errors = ARRAY_LEN(esp_encrypt_error_strings), + .error_strings = esp_encrypt_error_strings, +}; +/* *INDENT-ON* */ + typedef struct { u32 sa_index; @@ -1008,6 +1394,23 @@ VNET_FEATURE_INIT (esp6_no_crypto_tun_feat_node, static) = }; /* *INDENT-ON* */ +VLIB_NODE_FN (esp_encrypt_pending_node) (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) +{ + return from_frame->n_vectors; +} + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (esp_encrypt_pending_node) = { + .name = "esp-encrypt-pending", + .vector_size = sizeof (u32), + .type = VLIB_NODE_TYPE_INTERNAL, + + .n_next_nodes = 0 +}; +/* *INDENT-ON* */ + /* * fd.io coding-style-patch-verification: ON *