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-rw-r--r--src/plugins/dpdk.am7
-rw-r--r--src/plugins/dpdk/ipsec/cli.c677
-rw-r--r--src/plugins/dpdk/ipsec/crypto_node.c234
-rw-r--r--src/plugins/dpdk/ipsec/esp.h403
-rw-r--r--src/plugins/dpdk/ipsec/esp_decrypt.c411
-rw-r--r--src/plugins/dpdk/ipsec/esp_encrypt.c646
-rw-r--r--src/plugins/dpdk/ipsec/ipsec.c1269
-rw-r--r--src/plugins/dpdk/ipsec/ipsec.h432
8 files changed, 2421 insertions, 1658 deletions
diff --git a/src/plugins/dpdk.am b/src/plugins/dpdk.am
index 15195a219ce..905ba2016a3 100644
--- a/src/plugins/dpdk.am
+++ b/src/plugins/dpdk.am
@@ -61,11 +61,8 @@ API_FILES += dpdk/api/dpdk.api
nobase_include_HEADERS += \
dpdk/device/dpdk.h \
- dpdk/api/dpdk_all_api_h.h
-
-nobase_include_HEADERS += \
- dpdk/ipsec/ipsec.h \
- dpdk/ipsec/esp.h
+ dpdk/api/dpdk_all_api_h.h \
+ dpdk/ipsec/ipsec.h
dpdk_test_plugin_la_SOURCES = \
dpdk/api/dpdk_test.c dpdk/api/dpdk_plugin.api.h
diff --git a/src/plugins/dpdk/ipsec/cli.c b/src/plugins/dpdk/ipsec/cli.c
index a9cf250298b..2dcfe1d5441 100644
--- a/src/plugins/dpdk/ipsec/cli.c
+++ b/src/plugins/dpdk/ipsec/cli.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
@@ -17,209 +17,582 @@
#include <dpdk/device/dpdk.h>
#include <dpdk/ipsec/ipsec.h>
-static void
-dpdk_ipsec_show_mapping (vlib_main_t * vm, u16 detail_display)
+static u8 *
+format_crypto (u8 * s, va_list * args)
{
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- vlib_thread_main_t *tm = vlib_get_thread_main ();
- u32 i, skip_master;
+ crypto_dev_t *dev = va_arg (*args, crypto_dev_t *);
+ crypto_drv_t *drv = vec_elt_at_index (dcm->drv, dev->drv_id);
+ u64 feat, mask;
+ u32 i;
+ i8 *pre = " ";
- if (!dcm->enabled)
+ s = format (s, "%-25s%-20s%-10s\n", dev->name, drv->name,
+ rte_cryptodevs[dev->id].data->dev_started ? "up" : "down");
+ s = format (s, " numa_node %u, max_queues %u\n", dev->numa, dev->max_qp);
+ s = format (s, " free_resources %u, used_resources %u\n",
+ vec_len (dev->free_resources), vec_len (dev->used_resources));
+
+ if (dev->features)
{
- vlib_cli_output (vm, "DPDK Cryptodev support is disabled\n");
- return;
+ for (mask = 1; mask != 0; mask <<= 1)
+ {
+ feat = dev->features & mask;
+ if (feat)
+ {
+ s =
+ format (s, "%s%s", pre,
+ rte_cryptodev_get_feature_name (feat));
+ pre = ", ";
+ }
+ }
+ s = format (s, "\n");
}
- if (detail_display)
- vlib_cli_output (vm, "worker\t%10s\t%15s\tdir\tdev\tqp\n",
- "cipher", "auth");
- else
- vlib_cli_output (vm, "worker\tcrypto device id(type)\n");
+ s = format (s, " Cipher:");
+ pre = " ";
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ if (dev->cipher_support[i])
+ {
+ s = format (s, "%s%s", pre, dcm->cipher_algs[i].name);
+ pre = ", ";
+ }
+ s = format (s, "\n");
- skip_master = vlib_num_workers () > 0;
+ s = format (s, " Auth:");
+ pre = " ";
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ if (dev->auth_support[i])
+ {
+ s = format (s, "%s%s", pre, dcm->auth_algs[i].name);
+ pre = ", ";
+ }
+ s = format (s, "\n\n");
- for (i = 0; i < tm->n_vlib_mains; i++)
- {
- uword key, data;
- u32 thread_index = vlib_mains[i]->thread_index;
- crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
- u8 *s = 0;
+ return s;
+}
- if (skip_master)
- {
- skip_master = 0;
- continue;
- }
+static clib_error_t *
+show_dpdk_crypto_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_dev_t *dev;
- if (!detail_display)
- {
- i32 last_cdev = -1;
- crypto_qp_data_t *qpd;
+ /* *INDENT-OFF* */
+ vec_foreach (dev, dcm->dev)
+ vlib_cli_output (vm, "%U", format_crypto, dev);
+ /* *INDENT-ON* */
- s = format (s, "%u\t", thread_index);
+ return NULL;
+}
- /* *INDENT-OFF* */
- vec_foreach (qpd, cwm->qp_data)
- {
- u32 dev_id = qpd->dev_id;
+/*?
+ * This command is used to display the DPDK Crypto device information.
+ *
+ * @cliexpar
+ * Example of how to display the DPDK Crypto device information:
+ * @cliexsart{show dpdk crypto devices}
+ * vpp# show dpdk crypto devices
+ * cryptodev_aesni_mb_pmd crypto_aesni_mb down
+ * numa_node 1, max_queues 8
+ * free_resources 2, used_resources 2
+ * SYMMETRIC_CRYPTO, SYM_OPERATION_CHAINING, CPU_AVX2, CPU_AESNI
+ * Cipher: aes-cbc-128, aes-cbc-192, aes-cbc-256, aes-ctr-128, aes-ctr-192, aes-ctr-256
+ * Auth: md5-96, sha1-96, sha-256-128, sha-384-192, sha-512-256
+ *
+ * cryptodev_aesni_gcm_pmd crypto_aesni_gcm down
+ * numa_node 1, max_queues 8
+ * free_resources 2, used_resources 2
+ * SYMMETRIC_CRYPTO, SYM_OPERATION_CHAINING, CPU_AVX2, CPU_AESNI, MBUF_SCATTER_GATHER
+ * Cipher: aes-gcm-128, aes-gcm-192, aes-gcm-256
+ * Auth:
+ * @cliexend
+ * Example of displaying the DPDK Crypto device data when enabled:
+ * @cliexend
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_dpdk_crypto, static) = {
+ .path = "show dpdk crypto devices",
+ .short_help = "show dpdk crypto devices",
+ .function = show_dpdk_crypto_fn,
+};
- if ((u16) last_cdev != dev_id)
- {
- struct rte_cryptodev_info cdev_info;
+/* *INDENT-ON* */
+static u8 *
+format_crypto_worker (u8 * s, va_list * args)
+{
+ u32 thread_idx = va_arg (*args, u32);
+ u8 verbose = (u8) va_arg (*args, u32);
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_worker_main_t *cwm;
+ crypto_resource_t *res;
+ u16 *res_idx;
+ i8 *pre, *ind;
+ u32 i;
- rte_cryptodev_info_get (dev_id, &cdev_info);
+ cwm = vec_elt_at_index (dcm->workers_main, thread_idx);
- s = format(s, "%u(%s)\t", dev_id, cdev_info.feature_flags &
- RTE_CRYPTODEV_FF_HW_ACCELERATED ? "HW" : "SW");
- }
- last_cdev = dev_id;
- }
- /* *INDENT-ON* */
- vlib_cli_output (vm, "%s", s);
- }
- else
+ s = format (s, "Thread %u (%v):\n", thread_idx,
+ vlib_worker_threads[thread_idx].name);
+
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, cwm->resource_idx)
+ {
+ ind = " ";
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+ s = format (s, "%s%-20s dev-id %2u inbound-queue %2u outbound-queue %2u\n",
+ ind, vec_elt_at_index (dcm->dev, res->dev_id)->name,
+ res->dev_id, res->qp_id, res->qp_id + 1);
+
+ ind = " ";
+ if (verbose)
{
- char cipher_str[15], auth_str[15];
- struct rte_cryptodev_capabilities cap;
- crypto_worker_qp_key_t *p_key = (crypto_worker_qp_key_t *) & key;
- /* *INDENT-OFF* */
- hash_foreach (key, data, cwm->algo_qp_map,
- ({
- cap.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
-#if DPDK_NO_AEAD
- cap.sym.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER;
- cap.sym.cipher.algo = p_key->cipher_algo;
-#else
- if (p_key->is_aead)
+ s = format (s, "%sCipher:", ind);
+ pre = " ";
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ if (cwm->cipher_resource_idx[i] == res_idx[0])
{
- cap.sym.xform_type = RTE_CRYPTO_SYM_XFORM_AEAD;
- cap.sym.aead.algo = p_key->cipher_algo;
+ s = format (s, "%s%s", pre, dcm->cipher_algs[i].name);
+ pre = ", ";
}
- else
+ s = format (s, "\n");
+
+ s = format (s, "%sAuth:", ind);
+ pre = " ";
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ if (cwm->auth_resource_idx[i] == res_idx[0])
{
- cap.sym.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER;
- cap.sym.cipher.algo = p_key->cipher_algo;
+ s = format (s, "%s%s", pre, dcm->auth_algs[i].name);
+ pre = ", ";
}
-#endif
- check_algo_is_supported (&cap, cipher_str);
-
- cap.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
- cap.sym.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH;
- cap.sym.auth.algo = p_key->auth_algo;
- check_algo_is_supported (&cap, auth_str);
-
- vlib_cli_output (vm, "%u\t%10s\t%15s\t%3s\t%u\t%u\n",
- vlib_mains[i]->thread_index, cipher_str, auth_str,
- p_key->is_outbound ? "out" : "in",
- cwm->qp_data[data].dev_id,
- cwm->qp_data[data].qp_id);
- }));
- /* *INDENT-ON* */
+ s = format (s, "\n");
}
}
+ /* *INDENT-ON* */
+
+ return s;
}
static clib_error_t *
-lcore_cryptodev_map_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
+common_crypto_placement_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd, u8 verbose)
{
- unformat_input_t _line_input, *line_input = &_line_input;
- u16 detail = 0;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
clib_error_t *error = NULL;
+ u32 i;
+ u8 skip_master;
+
+ if (!dcm->enabled)
+ {
+ vlib_cli_output (vm, "\nDPDK Cryptodev support is disabled\n");
+ return error;
+ }
+
+ skip_master = vlib_num_workers () > 0;
+
+ /* *INDENT-OFF* */
+ vec_foreach_index (i, dcm->workers_main)
+ {
+ if (i < skip_master)
+ continue;
+
+ vlib_cli_output (vm, "%U\n", format_crypto_worker, i, verbose);
+ }
+ /* *INDENT-ON* */
+
+ return error;
+}
+
+static clib_error_t *
+show_dpdk_crypto_placement_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ return common_crypto_placement_fn (vm, input, cmd, 0);
+}
+
+static clib_error_t *
+show_dpdk_crypto_placement_v_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ return common_crypto_placement_fn (vm, input, cmd, 1);
+}
+
+/*?
+ * This command is used to display the DPDK Crypto device placement.
+ *
+ * @cliexpar
+ * Example of displaying the DPDK Crypto device placement:
+ * @cliexstart{show dpdk crypto placement}
+ * vpp# show dpdk crypto placement
+ * Thread 1 (vpp_wk_0):
+ * cryptodev_aesni_mb_p dev-id 0 inbound-queue 0 outbound-queue 1
+ * cryptodev_aesni_gcm_ dev-id 1 inbound-queue 0 outbound-queue 1
+ *
+ * Thread 2 (vpp_wk_1):
+ * cryptodev_aesni_mb_p dev-id 0 inbound-queue 2 outbound-queue 3
+ * cryptodev_aesni_gcm_ dev-id 1 inbound-queue 2 outbound-queue 3
+ * @cliexend
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_dpdk_crypto_placement, static) = {
+ .path = "show dpdk crypto placement",
+ .short_help = "show dpdk crypto placement",
+ .function = show_dpdk_crypto_placement_fn,
+};
+/* *INDENT-ON* */
+
+/*?
+ * This command is used to display the DPDK Crypto device placement
+ * with verbose output.
+ *
+ * @cliexpar
+ * Example of displaying the DPDK Crypto device placement verbose:
+ * @cliexstart{show dpdk crypto placement verbose}
+ * vpp# show dpdk crypto placement verbose
+ * Thread 1 (vpp_wk_0):
+ * cryptodev_aesni_mb_p dev-id 0 inbound-queue 0 outbound-queue 1
+ * Cipher: aes-cbc-128, aes-cbc-192, aes-cbc-256, aes-ctr-128, aes-ctr-192, aes-ctr-256
+ * Auth: md5-96, sha1-96, sha-256-128, sha-384-192, sha-512-256
+ * cryptodev_aesni_gcm_ dev-id 1 inbound-queue 0 outbound-queue 1
+ * Cipher: aes-gcm-128, aes-gcm-192, aes-gcm-256
+ * Auth:
+ *
+ * Thread 2 (vpp_wk_1):
+ * cryptodev_aesni_mb_p dev-id 0 inbound-queue 2 outbound-queue 3
+ * Cipher: aes-cbc-128, aes-cbc-192, aes-cbc-256, aes-ctr-128, aes-ctr-192, aes-ctr-256
+ * Auth: md5-96, sha1-96, sha-256-128, sha-384-192, sha-512-256
+ * cryptodev_aesni_gcm_ dev-id 1 inbound-queue 2 outbound-queue 3
+ * Cipher: aes-gcm-128, aes-gcm-192, aes-gcm-256
+ * Auth:
+ *
+ * @cliexend
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_dpdk_crypto_placement_v, static) = {
+ .path = "show dpdk crypto placement verbose",
+ .short_help = "show dpdk crypto placement verbose",
+ .function = show_dpdk_crypto_placement_v_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+set_dpdk_crypto_placement_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_worker_main_t *cwm;
+ crypto_dev_t *dev;
+ u32 thread_idx, i;
+ u16 res_idx, *idx;
+ u8 dev_idx, auto_en;
if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
+ return clib_error_return (0, "invalid syntax");
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (line_input, "verbose"))
- detail = 1;
+ if (unformat (line_input, "%u %u", &dev_idx, &thread_idx))
+ ;
+ else if (unformat (line_input, "auto"))
+ auto_en = 1;
else
{
- error = clib_error_return (0, "parse error: '%U'",
- format_unformat_error, line_input);
- goto done;
+ unformat_free (line_input);
+ return clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
}
}
- dpdk_ipsec_show_mapping (vm, detail);
+ unformat_free (line_input);
+
+ if (auto_en)
+ {
+ crypto_auto_placement ();
+ return 0;
+ }
+
+ /* TODO support device name */
+
+ if (!(dev_idx < vec_len (dcm->dev)))
+ return clib_error_return (0, "please specify valid device index");
+
+ if (thread_idx != (u32) ~ 0 && !(thread_idx < vec_len (dcm->workers_main)))
+ return clib_error_return (0, "invalid thread index");
+
+ dev = vec_elt_at_index (dcm->dev, dev_idx);
+ if (!(vec_len (dev->free_resources)))
+ return clib_error_return (0, "all device resources are being used");
+
+ /* Check thread is not already using the device */
+ /* *INDENT-OFF* */
+ vec_foreach (idx, dev->used_resources)
+ if (dcm->resource[idx[0]].thread_idx == thread_idx)
+ return clib_error_return (0, "thread %u already using device %u",
+ thread_idx, dev_idx);
+ /* *INDENT-ON* */
+
+ res_idx = vec_pop (dev->free_resources);
+ vec_add1 (dev->used_resources, res_idx);
+
+ cwm = vec_elt_at_index (dcm->workers_main, thread_idx);
+
+ ASSERT (dcm->resource[res_idx].thread_idx == (u16) ~ 0);
+ dcm->resource[res_idx].thread_idx = thread_idx;
+
+ /* Add device to vector of polling resources */
+ vec_add1 (cwm->resource_idx, res_idx);
+
+ /* Set device as default for all supported algos */
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ if (dev->cipher_support[i])
+ {
+ if (cwm->cipher_resource_idx[i] == (u16) ~ 0)
+ dcm->cipher_algs[i].disabled--;
+ cwm->cipher_resource_idx[i] = res_idx;
+ }
+
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ if (dev->auth_support[i])
+ {
+ if (cwm->auth_resource_idx[i] == (u16) ~ 0)
+ dcm->auth_algs[i].disabled--;
+ cwm->auth_resource_idx[i] = res_idx;
+ }
+
+ /* Check if any unused resource */
+
+ u8 used = 0;
+ /* *INDENT-OFF* */
+ vec_foreach (idx, cwm->resource_idx)
+ {
+ if (idx[0] == res_idx)
+ continue;
+
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ used |= cwm->cipher_resource_idx[i] == idx[0];
+
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ used |= cwm->auth_resource_idx[i] == idx[0];
+
+ vec_elt_at_index (dcm->resource, idx[0])->remove = !used;
+ }
+ /* *INDENT-ON* */
+
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (set_dpdk_crypto_placement, static) = {
+ .path = "set dpdk crypto placement",
+ .short_help = "set dpdk crypto placement (<device> <thread> | auto)",
+ .function = set_dpdk_crypto_placement_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * The thread will not enqueue more operatios to the device but will poll
+ * from it until there are no more inflight operations.
+*/
+static void
+dpdk_crypto_clear_resource (u16 res_idx)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_resource_t *res = vec_elt_at_index (dcm->resource, res_idx);
+ crypto_worker_main_t *cwm = &dcm->workers_main[res->thread_idx];
+ u32 i;
+
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ if (cwm->cipher_resource_idx[i] == res_idx)
+ {
+ cwm->cipher_resource_idx[i] = (u16) ~ 0;
+ dcm->cipher_algs[i].disabled++;
+ }
+
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ if (cwm->auth_resource_idx[i] == res_idx)
+ {
+ cwm->auth_resource_idx[i] = (u16) ~ 0;
+ dcm->auth_algs[i].disabled++;
+ }
+
+ /* Fully remove device on crypto_node once there are no inflights */
+ res->remove = 1;
+}
+
+static clib_error_t *
+clear_dpdk_crypto_placement_fn (vlib_main_t * vm,
+ unformat_input_t *
+ input, vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_dev_t *dev;
+ u32 thread_idx = (u32) ~ 0;
+ u16 *res_idx;
+ u8 dev_idx = (u8) ~ 0;
+ u8 free_all = 0;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return clib_error_return (0, "invalid syntax");
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "%u %u", &dev_idx, &thread_idx))
+ ;
+ else if (unformat (line_input, "%u", &dev_idx))
+ free_all = 1;
+ else
+ {
+ unformat_free (line_input);
+ return clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ }
+ }
-done:
unformat_free (line_input);
- return error;
+ if (!(dev_idx < vec_len (dcm->dev)))
+ return clib_error_return (0, "invalid device index");
+
+ dev = vec_elt_at_index (dcm->dev, dev_idx);
+
+ /* Clear all resources placements */
+ if (free_all)
+ {
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, dev->used_resources)
+ dpdk_crypto_clear_resource (res_idx[0]);
+ /* *INDENT-ON* */
+
+ return 0;
+ }
+
+ if (!(thread_idx < vec_len (dcm->workers_main)))
+ return clib_error_return (0, "invalid thread index");
+
+ /* Clear placement of device for given thread index */
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, dev->used_resources)
+ if (dcm->resource[res_idx[0]].thread_idx == thread_idx)
+ break;
+ /* *INDENT-ON* */
+
+ if (!(res_idx < vec_end (dev->used_resources)))
+ return clib_error_return (0, "thread %u is not using device %u",
+ thread_idx, dev_idx);
+
+ dpdk_crypto_clear_resource (res_idx[0]);
+
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (clear_dpdk_crypto_placement, static) = {
+ .path = "clear dpdk crypto placement",
+ .short_help = "clear dpdk crypto placement <device> [<thread>]",
+ .function = clear_dpdk_crypto_placement_fn,
+};
+/* *INDENT-ON* */
+
+u8 *
+format_dpdk_mempool (u8 * s, va_list * args)
+{
+ struct rte_mempool *mp = va_arg (*args, struct rte_mempool *);
+ uword indent = format_get_indent (s);
+ u32 count = rte_mempool_avail_count (mp);
+
+ s = format (s, "%s\n%Uavailable %7d, allocated %7d total %7d\n",
+ mp->name, format_white_space, indent + 2,
+ count, mp->size - count, mp->size);
+ s = format (s, "%Uphys_addr %p, flags %08x, nb_mem_chunks %u\n",
+ format_white_space, indent + 2,
+ mp->mz->phys_addr, mp->flags, mp->nb_mem_chunks);
+ s = format (s, "%Uelt_size %4u, header_size %3u, trailer_size %u\n",
+ format_white_space, indent + 2,
+ mp->elt_size, mp->header_size, mp->trailer_size);
+ s = format (s, "%Uprivate_data_size %3u, total_elt_size %u\n",
+ format_white_space, indent + 2,
+ mp->private_data_size,
+ mp->elt_size + mp->header_size + mp->trailer_size);
+ return s;
+}
+
+static clib_error_t *
+show_dpdk_crypto_pools_fn (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+
+ /* *INDENT-OFF* */
+ vec_foreach (data, dcm->data)
+ {
+ if (data->crypto_op)
+ vlib_cli_output (vm, "%U\n", format_dpdk_mempool, data->crypto_op);
+#if ! DPDK_NO_AEAD
+ if (data->session_h)
+ vlib_cli_output (vm, "%U\n", format_dpdk_mempool, data->session_h);
+
+ struct rte_mempool **mp;
+ vec_foreach (mp, data->session_drv)
+ if (mp[0])
+ vlib_cli_output (vm, "%U\n", format_dpdk_mempool, mp[0]);
+#endif
+ }
+ /* *INDENT-ON* */
+
+#if DPDK_NO_AEAD
+ crypto_dev_t *dev;
+ /* *INDENT-OFF* */
+ vec_foreach (dev, dcm->dev) if (rte_cryptodevs[dev->id].data->session_pool)
+ vlib_cli_output (vm, "%U\n", format_dpdk_mempool,
+ rte_cryptodevs[dev->id].data->session_pool);
+ /* *INDENT-ON* */
+#endif
+
+ return NULL;
}
/*?
- * This command is used to display the DPDK Crypto device data. See
- * @ref dpdk_crypto_ipsec_doc for more details on initializing the
- * DPDK Crypto device.
+ * This command is used to display the DPDK Crypto pools information.
*
* @cliexpar
- * Example of displaying the DPDK Crypto device data when disabled:
+ * Example of how to display the DPDK Cypto pools information:
* @cliexstart{show crypto device mapping}
- * DPDK Cryptodev support is disabled
- * @cliexend
- * Example of displaying the DPDK Crypto device data when enabled:
- * @cliexstart{show crypto device mapping}
- * worker crypto device id(type)
- * 1 1(SW)
- * 2 1(SW)
- * @cliexend
- * Example of displaying the DPDK Crypto device data when enabled with verbose:
- * @cliexstart{show crypto device mapping verbose}
- * worker cipher auth dir dev qp
- * 1 AES_CTR AES-XCBC-MAC in 1 0
- * 1 AES_CTR HMAC-SHA384 in 1 0
- * 1 AES_CTR HMAC-SHA384 out 1 1
- * 1 AES_CBC HMAC-SHA512 in 1 0
- * 1 AES_CBC HMAC-SHA256 in 1 0
- * 1 AES_CBC AES-XCBC-MAC out 1 1
- * 1 AES_CTR AES-XCBC-MAC out 1 1
- * 1 AES_CBC HMAC-SHA256 out 1 1
- * 1 AES_CTR HMAC-SHA512 out 1 1
- * 1 AES_CTR HMAC-SHA256 in 1 0
- * 1 AES_CTR HMAC-SHA1 in 1 0
- * 1 AES_CBC HMAC-SHA512 out 1 1
- * 1 AES_CBC HMAC-SHA384 out 1 1
- * 1 AES_CTR HMAC-SHA1 out 1 1
- * 1 AES_CTR HMAC-SHA256 out 1 1
- * 1 AES_CBC HMAC-SHA1 in 1 0
- * 1 AES_CBC AES-XCBC-MAC in 1 0
- * 1 AES_CTR HMAC-SHA512 in 1 0
- * 1 AES_CBC HMAC-SHA1 out 1 1
- * 1 AES_CBC HMAC-SHA384 in 1 0
- * 2 AES_CTR AES-XCBC-MAC in 1 2
- * 2 AES_CTR HMAC-SHA384 in 1 2
- * 2 AES_CTR HMAC-SHA384 out 1 3
- * 2 AES_CBC HMAC-SHA512 in 1 2
- * 2 AES_CBC HMAC-SHA256 in 1 2
- * 2 AES_CBC AES-XCBC-MAC out 1 3
- * 2 AES_CTR AES-XCBC-MAC out 1 3
- * 2 AES_CBC HMAC-SHA256 out 1 3
- * 2 AES_CTR HMAC-SHA512 out 1 3
- * 2 AES_CTR HMAC-SHA256 in 1 2
- * 2 AES_CTR HMAC-SHA1 in 1 2
- * 2 AES_CBC HMAC-SHA512 out 1 3
- * 2 AES_CBC HMAC-SHA384 out 1 3
- * 2 AES_CTR HMAC-SHA1 out 1 3
- * 2 AES_CTR HMAC-SHA256 out 1 3
- * 2 AES_CBC HMAC-SHA1 in 1 2
- * 2 AES_CBC AES-XCBC-MAC in 1 2
- * 2 AES_CTR HMAC-SHA512 in 1 2
- * 2 AES_CBC HMAC-SHA1 out 1 3
- * 2 AES_CBC HMAC-SHA384 in 1 2
+ * vpp# show dpdk crypto pools
+ * crypto_pool_numa1
+ * available 15872, allocated 512 total 16384
+ * phys_addr 0xf3d2086c0, flags 00000010, nb_mem_chunks 1
+ * elt_size 160, header_size 64, trailer_size 96
+ * private_data_size 64, total_elt_size 320
+ *
+ * session_h_pool_numa1
+ * available 19998, allocated 2 total 20000
+ * phys_addr 0xf3c9c4380, flags 00000010, nb_mem_chunks 1
+ * elt_size 40, header_size 64, trailer_size 88
+ * private_data_size 0, total_elt_size 192
+ *
+ * session_drv0_pool_numa1
+ * available 19998, allocated 2 total 20000
+ * phys_addr 0xf3ad42d80, flags 00000010, nb_mem_chunks 1
+ * elt_size 512, header_size 64, trailer_size 0
+ * private_data_size 0, total_elt_size 576
* @cliexend
?*/
/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (lcore_cryptodev_map, static) = {
- .path = "show crypto device mapping",
- .short_help =
- "show cryptodev device mapping [verbose]",
- .function = lcore_cryptodev_map_fn,
+VLIB_CLI_COMMAND (show_dpdk_crypto_pools, static) = {
+ .path = "show dpdk crypto pools",
+ .short_help = "show dpdk crypto pools",
+ .function = show_dpdk_crypto_pools_fn,
};
/* *INDENT-ON* */
+/* TODO Allow user define number of sessions supported */
+/* TODO Allow user define descriptor queue size */
+
/*
* fd.io coding-style-patch-verification: ON
*
diff --git a/src/plugins/dpdk/ipsec/crypto_node.c b/src/plugins/dpdk/ipsec/crypto_node.c
index a3c459023a3..edebaf6f838 100644
--- a/src/plugins/dpdk/ipsec/crypto_node.c
+++ b/src/plugins/dpdk/ipsec/crypto_node.c
@@ -2,10 +2,10 @@
*------------------------------------------------------------------
* crypto_node.c - DPDK Cryptodev input node
*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
+ * You may obtain a opy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
@@ -26,22 +26,9 @@
#include <dpdk/device/dpdk_priv.h>
#include <dpdk/ipsec/ipsec.h>
-#define foreach_dpdk_crypto_input_next \
- _(DROP, "error-drop") \
- _(ENCRYPT_POST, "dpdk-esp-encrypt-post") \
- _(DECRYPT_POST, "dpdk-esp-decrypt-post")
-
-typedef enum
-{
-#define _(f,s) DPDK_CRYPTO_INPUT_NEXT_##f,
- foreach_dpdk_crypto_input_next
-#undef _
- DPDK_CRYPTO_INPUT_N_NEXT,
-} dpdk_crypto_input_next_t;
-
#define foreach_dpdk_crypto_input_error \
_(DQ_COPS, "Crypto ops dequeued") \
- _(COP_FAILED, "Crypto op failed")
+ _(STATUS, "Crypto operation failed")
typedef enum
{
@@ -61,13 +48,34 @@ vlib_node_registration_t dpdk_crypto_input_node;
typedef struct
{
- u32 cdev;
- u32 qp;
u32 status;
- u32 sa_idx;
- u32 next_index;
} dpdk_crypto_input_trace_t;
+#define foreach_cryptodev_status \
+ _(SUCCESS, "success") \
+ _(NOT_PROCESSED, "not processed") \
+ _(AUTH_FAILED, "auth failed") \
+ _(INVALID_SESSION, "invalid session") \
+ _(INVALID_ARGS, "invalid arguments") \
+ _(ERROR, "error")
+
+static u8 *
+format_cryptodev_status (u8 * s, va_list * args)
+{
+ u32 status = va_arg (*args, u32);
+ i8 *str = 0;
+
+ switch (status)
+ {
+#define _(x, z) case RTE_CRYPTO_OP_STATUS_##x: str = z; break;
+ foreach_cryptodev_status
+#undef _
+ }
+ s = format (s, "%s", str);
+
+ return s;
+}
+
static u8 *
format_dpdk_crypto_input_trace (u8 * s, va_list * args)
{
@@ -75,96 +83,97 @@ format_dpdk_crypto_input_trace (u8 * s, va_list * args)
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
dpdk_crypto_input_trace_t *t = va_arg (*args, dpdk_crypto_input_trace_t *);
- s = format (s, "dpdk_crypto: cryptodev-id %u queue-pair %u next-index %d",
- t->cdev, t->qp, t->next_index);
-
- s = format (s, " status %u sa-idx %u\n", t->status, t->sa_idx);
+ s = format (s, "status: %U", format_cryptodev_status, t->status);
return s;
}
static_always_inline u32
dpdk_crypto_dequeue (vlib_main_t * vm, vlib_node_runtime_t * node,
- crypto_qp_data_t * qpd)
+ crypto_resource_t * res, u8 outbound)
{
- u32 n_deq, *to_next = 0, next_index, n_cops, def_next_index;
- struct rte_crypto_op **cops = qpd->cops;
-
- if (qpd->inflights == 0)
- return 0;
-
- if (qpd->is_outbound)
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_ENCRYPT_POST;
- else
- def_next_index = DPDK_CRYPTO_INPUT_NEXT_DECRYPT_POST;
-
- n_cops = rte_cryptodev_dequeue_burst (qpd->dev_id, qpd->qp_id,
- cops, VLIB_FRAME_SIZE);
- n_deq = n_cops;
- next_index = def_next_index;
+ u32 n_deq, total_n_deq = 0, *to_next = 0, n_ops, next_index;
+ u32 thread_idx = vlib_get_thread_index ();
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ u8 numa = rte_socket_id ();
+ crypto_worker_main_t *cwm =
+ vec_elt_at_index (dcm->workers_main, thread_idx);
+ struct rte_crypto_op **ops;
- qpd->inflights -= n_cops;
- ASSERT (qpd->inflights >= 0);
+ next_index = node->cached_next_index;
- while (n_cops > 0)
+ do
{
- u32 n_left_to_next;
+ ops = cwm->ops;
+ n_ops = rte_cryptodev_dequeue_burst (res->dev_id,
+ res->qp_id + outbound,
+ ops, VLIB_FRAME_SIZE);
+ res->inflights[outbound] -= n_ops;
+ ASSERT (res->inflights >= 0);
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
+ n_deq = n_ops;
+ total_n_deq += n_ops;
- while (n_cops > 0 && n_left_to_next > 0)
+ while (n_ops > 0)
{
- u32 bi0, next0;
- vlib_buffer_t *b0 = 0;
- struct rte_crypto_op *cop;
- struct rte_crypto_sym_op *sym_cop;
+ u32 n_left_to_next;
- cop = cops[0];
- cops += 1;
- n_cops -= 1;
- n_left_to_next -= 1;
+ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
- next0 = def_next_index;
-
- if (PREDICT_FALSE (cop->status != RTE_CRYPTO_OP_STATUS_SUCCESS))
+ while (n_ops > 0 && n_left_to_next > 0)
{
- next0 = DPDK_CRYPTO_INPUT_NEXT_DROP;
- vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
- DPDK_CRYPTO_INPUT_ERROR_COP_FAILED,
- 1);
+ u32 bi0, next0;
+ vlib_buffer_t *b0 = 0;
+ struct rte_crypto_op *op;
+
+ op = ops[0];
+ ops += 1;
+ n_ops -= 1;
+ n_left_to_next -= 1;
+
+ dpdk_op_priv_t *priv = crypto_op_get_priv (op);
+ next0 = priv->next;
+
+ if (PREDICT_FALSE (op->status != RTE_CRYPTO_OP_STATUS_SUCCESS))
+ {
+ next0 = DPDK_CRYPTO_INPUT_NEXT_DROP;
+ vlib_node_increment_counter (vm,
+ dpdk_crypto_input_node.index,
+ DPDK_CRYPTO_INPUT_ERROR_STATUS,
+ 1);
+ }
+
+ /* XXX store bi0 and next0 in op private? */
+
+ b0 = vlib_buffer_from_rte_mbuf (op->sym[0].m_src);
+ bi0 = vlib_get_buffer_index (vm, b0);
+
+ to_next[0] = bi0;
+ to_next += 1;
+
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ vlib_trace_next_frame (vm, node, next0);
+ dpdk_crypto_input_trace_t *tr =
+ vlib_add_trace (vm, node, b0, sizeof (*tr));
+ tr->status = op->status;
+ }
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
+ n_left_to_next, bi0, next0);
}
- cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
-
- sym_cop = (struct rte_crypto_sym_op *) (cop + 1);
- b0 = vlib_buffer_from_rte_mbuf (sym_cop->m_src);
- bi0 = vlib_get_buffer_index (vm, b0);
-
- to_next[0] = bi0;
- to_next += 1;
-
- if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vlib_trace_next_frame (vm, node, next0);
- dpdk_crypto_input_trace_t *tr =
- vlib_add_trace (vm, node, b0, sizeof (*tr));
- tr->cdev = qpd->dev_id;
- tr->qp = qpd->qp_id;
- tr->status = cop->status;
- tr->next_index = next0;
- tr->sa_idx = vnet_buffer (b0)->ipsec.sad_index;
- }
-
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
- n_left_to_next, bi0, next0);
+ vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
- crypto_free_cop (qpd, qpd->cops, n_deq);
+ crypto_free_ops (numa, cwm->ops, n_deq);
+ }
+ while (n_deq == VLIB_FRAME_SIZE && res->inflights[outbound]);
vlib_node_increment_counter (vm, dpdk_crypto_input_node.index,
- DPDK_CRYPTO_INPUT_ERROR_DQ_COPS, n_deq);
- return n_deq;
+ DPDK_CRYPTO_INPUT_ERROR_DQ_COPS, total_n_deq);
+ return total_n_deq;
}
static uword
@@ -174,14 +183,55 @@ dpdk_crypto_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
u32 thread_index = vlib_get_thread_index ();
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
- crypto_qp_data_t *qpd;
+ crypto_resource_t *res;
u32 n_deq = 0;
+ u8 outbound;
+ u16 *remove = NULL, *res_idx;
+ word i;
/* *INDENT-OFF* */
- vec_foreach (qpd, cwm->qp_data)
- n_deq += dpdk_crypto_dequeue(vm, node, qpd);
+ vec_foreach (res_idx, cwm->resource_idx)
+ {
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+
+ outbound = 0;
+ if (res->inflights[outbound])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, outbound);
+
+ outbound = 1;
+ if (res->inflights[outbound])
+ n_deq += dpdk_crypto_dequeue (vm, node, res, outbound);
+
+ if (unlikely(res->remove && !(res->inflights[0] || res->inflights[1])))
+ vec_add1 (remove, res_idx[0]);
+ }
/* *INDENT-ON* */
+ /* TODO removal on master thread? */
+ if (PREDICT_FALSE (remove != NULL))
+ {
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, remove)
+ {
+ i = vec_search (cwm->resource_idx, res_idx[0]);
+ vec_del1 (cwm->resource_idx, i);
+
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+ res->thread_idx = (u16) ~0;
+ res->remove = 0;
+
+ i = vec_search (dcm->dev[res->dev_id].used_resources, res_idx[0]);
+ ASSERT (i != (u16) ~0);
+ vec_del1 (dcm->dev[res->dev_id].used_resources, i);
+ vec_add1 (dcm->dev[res->dev_id].free_resources, res_idx[0]);
+ }
+ /* *INDENT-ON* */
+
+ vec_free (remove);
+ }
+
+ /* TODO Clear all sessions in device */
+
return n_deq;
}
diff --git a/src/plugins/dpdk/ipsec/esp.h b/src/plugins/dpdk/ipsec/esp.h
deleted file mode 100644
index 5b5c81aef47..00000000000
--- a/src/plugins/dpdk/ipsec/esp.h
+++ /dev/null
@@ -1,403 +0,0 @@
-/*
- * Copyright (c) 2016 Intel and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef __DPDK_ESP_H__
-#define __DPDK_ESP_H__
-
-#include <dpdk/ipsec/ipsec.h>
-#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/esp.h>
-
-typedef struct
-{
- enum rte_crypto_cipher_algorithm algo;
-#if ! DPDK_NO_AEAD
- enum rte_crypto_aead_algorithm aead_algo;
-#endif
- u8 key_len;
- u8 iv_len;
-} dpdk_esp_crypto_alg_t;
-
-typedef struct
-{
- enum rte_crypto_auth_algorithm algo;
- u8 trunc_size;
-} dpdk_esp_integ_alg_t;
-
-typedef struct
-{
- dpdk_esp_crypto_alg_t *esp_crypto_algs;
- dpdk_esp_integ_alg_t *esp_integ_algs;
-} dpdk_esp_main_t;
-
-dpdk_esp_main_t dpdk_esp_main;
-
-static_always_inline void
-dpdk_esp_init ()
-{
- dpdk_esp_main_t *em = &dpdk_esp_main;
- dpdk_esp_integ_alg_t *i;
- dpdk_esp_crypto_alg_t *c;
-
- vec_validate (em->esp_crypto_algs, IPSEC_CRYPTO_N_ALG - 1);
-
- c = &em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128];
- c->algo = RTE_CRYPTO_CIPHER_AES_CBC;
- c->key_len = 16;
- c->iv_len = 16;
-
- c = &em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192];
- c->algo = RTE_CRYPTO_CIPHER_AES_CBC;
- c->key_len = 24;
- c->iv_len = 16;
-
- c = &em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256];
- c->algo = RTE_CRYPTO_CIPHER_AES_CBC;
- c->key_len = 32;
- c->iv_len = 16;
-
- c = &em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_GCM_128];
-#if DPDK_NO_AEAD
- c->algo = RTE_CRYPTO_CIPHER_AES_GCM;
-#else
- c->aead_algo = RTE_CRYPTO_AEAD_AES_GCM;
-#endif
- 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];
- i->algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
- i->trunc_size = 12;
-
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_96];
- i->algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
- i->trunc_size = 12;
-
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_128];
- i->algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
- i->trunc_size = 16;
-
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_384_192];
- i->algo = RTE_CRYPTO_AUTH_SHA384_HMAC;
- i->trunc_size = 24;
-
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_512_256];
- i->algo = RTE_CRYPTO_AUTH_SHA512_HMAC;
- i->trunc_size = 32;
-#if DPDK_NO_AEAD
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_AES_GCM_128];
- i->algo = RTE_CRYPTO_AUTH_AES_GCM;
- i->trunc_size = 16;
-#endif
-}
-
-static_always_inline int
-translate_crypto_algo (ipsec_crypto_alg_t crypto_algo,
- struct rte_crypto_sym_xform *xform, u8 use_esn)
-{
-#if ! DPDK_NO_AEAD
- const u16 iv_off =
- sizeof (struct rte_crypto_op) + sizeof (struct rte_crypto_sym_op) +
- offsetof (dpdk_cop_priv_t, cb);
-#endif
-
- xform->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
-
- switch (crypto_algo)
- {
- case IPSEC_CRYPTO_ALG_NONE:
-#if ! DPDK_NO_AEAD
- xform->cipher.iv.offset = iv_off;
- xform->cipher.iv.length = 0;
-#endif
- xform->cipher.algo = RTE_CRYPTO_CIPHER_NULL;
- break;
- case IPSEC_CRYPTO_ALG_AES_CBC_128:
- case IPSEC_CRYPTO_ALG_AES_CBC_192:
- case IPSEC_CRYPTO_ALG_AES_CBC_256:
-#if ! DPDK_NO_AEAD
- xform->cipher.iv.offset = iv_off;
- xform->cipher.iv.length = 16;
-#endif
- xform->cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
- break;
- case IPSEC_CRYPTO_ALG_AES_GCM_128:
-#if DPDK_NO_AEAD
- xform->cipher.algo = RTE_CRYPTO_CIPHER_AES_GCM;
-#else
- xform->type = RTE_CRYPTO_SYM_XFORM_AEAD;
- xform->aead.algo = RTE_CRYPTO_AEAD_AES_GCM;
- xform->aead.iv.offset = iv_off;
- xform->aead.iv.length = 12; /* GCM IV, not ESP IV */
- xform->aead.digest_length = 16;
- xform->aead.aad_length = use_esn ? 12 : 8;
-#endif
- break;
- default:
- return -1;
- }
-
- return 0;
-}
-
-static_always_inline int
-translate_integ_algo (ipsec_integ_alg_t integ_alg,
- struct rte_crypto_sym_xform *auth_xform, u8 use_esn)
-{
- auth_xform->type = RTE_CRYPTO_SYM_XFORM_AUTH;
-
- switch (integ_alg)
- {
- case IPSEC_INTEG_ALG_NONE:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_NULL;
- auth_xform->auth.digest_length = 0;
- break;
- case IPSEC_INTEG_ALG_SHA1_96:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
- auth_xform->auth.digest_length = 12;
- break;
- case IPSEC_INTEG_ALG_SHA_256_96:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
- auth_xform->auth.digest_length = 12;
- break;
- case IPSEC_INTEG_ALG_SHA_256_128:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
- auth_xform->auth.digest_length = 16;
- break;
- case IPSEC_INTEG_ALG_SHA_384_192:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA384_HMAC;
- auth_xform->auth.digest_length = 24;
- break;
- case IPSEC_INTEG_ALG_SHA_512_256:
- auth_xform->auth.algo = RTE_CRYPTO_AUTH_SHA512_HMAC;
- auth_xform->auth.digest_length = 32;
- break;
-#if DPDK_NO_AEAD
- 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;
-#endif
- default:
- return -1;
- }
-
- return 0;
-}
-
-static_always_inline i32
-create_sym_sess (ipsec_sa_t * sa, crypto_sa_session_t * sa_sess,
- u8 is_outbound)
-{
- u32 thread_index = vlib_get_thread_index ();
- dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
- struct rte_crypto_sym_xform cipher_xform = { 0 };
- struct rte_crypto_sym_xform auth_xform = { 0 };
- struct rte_crypto_sym_xform *xfs;
- uword key = 0, *data;
- crypto_worker_qp_key_t *p_key = (crypto_worker_qp_key_t *) & key;
-#if ! DPDK_NO_AEAD
- i32 socket_id = rte_socket_id ();
- i32 ret;
-#endif
-
- 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
- {
- u32 seed = (u32) clib_cpu_time_now ();
- sa->salt = random_u32 (&seed);
- }
-
- if (translate_crypto_algo (sa->crypto_alg, &cipher_xform, sa->use_esn) < 0)
- return -1;
- p_key->cipher_algo = cipher_xform.cipher.algo;
-
- if (translate_integ_algo (sa->integ_alg, &auth_xform, sa->use_esn) < 0)
- return -1;
- p_key->auth_algo = auth_xform.auth.algo;
-
-#if ! DPDK_NO_AEAD
- if (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
- {
- cipher_xform.aead.key.data = sa->crypto_key;
- cipher_xform.aead.key.length = sa->crypto_key_len;
-
- if (is_outbound)
- cipher_xform.cipher.op =
- (enum rte_crypto_cipher_operation) RTE_CRYPTO_AEAD_OP_ENCRYPT;
- else
- cipher_xform.cipher.op =
- (enum rte_crypto_cipher_operation) RTE_CRYPTO_AEAD_OP_DECRYPT;
- cipher_xform.next = NULL;
- xfs = &cipher_xform;
- p_key->is_aead = 1;
- }
- else /* Cipher + Auth */
-#endif
- {
- cipher_xform.cipher.key.data = sa->crypto_key;
- cipher_xform.cipher.key.length = sa->crypto_key_len;
-
- auth_xform.auth.key.data = sa->integ_key;
- auth_xform.auth.key.length = sa->integ_key_len;
-
- if (is_outbound)
- {
- cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
- auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
- cipher_xform.next = &auth_xform;
- xfs = &cipher_xform;
- }
- else
- {
- cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
- auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
- auth_xform.next = &cipher_xform;
- xfs = &auth_xform;
- }
- p_key->is_aead = 0;
- }
-
- p_key->is_outbound = is_outbound;
-
- data = hash_get (cwm->algo_qp_map, key);
- if (!data)
- return -1;
-
-#if DPDK_NO_AEAD
- sa_sess->sess =
- rte_cryptodev_sym_session_create (cwm->qp_data[*data].dev_id, xfs);
- if (!sa_sess->sess)
- return -1;
-#else
- sa_sess->sess =
- rte_cryptodev_sym_session_create (dcm->sess_h_pools[socket_id]);
- if (!sa_sess->sess)
- return -1;
-
- ret =
- rte_cryptodev_sym_session_init (cwm->qp_data[*data].dev_id, sa_sess->sess,
- xfs, dcm->sess_pools[socket_id]);
- if (ret)
- return -1;
-#endif
-
- sa_sess->qp_index = (u8) * data;
-
- return 0;
-}
-
-static_always_inline void
-crypto_set_icb (dpdk_gcm_cnt_blk * icb, u32 salt, u32 seq, u32 seq_hi)
-{
- icb->salt = salt;
- icb->iv[0] = seq;
- icb->iv[1] = seq_hi;
-#if DPDK_NO_AEAD
- icb->cnt = clib_host_to_net_u32 (1);
-#endif
-}
-
-#define __unused __attribute__((unused))
-static_always_inline void
-crypto_op_setup (u8 is_aead, struct rte_mbuf *mb0,
- struct rte_crypto_op *cop, void *session,
- u32 cipher_off, u32 cipher_len,
- u8 * icb __unused, u32 iv_size __unused,
- u32 auth_off, u32 auth_len,
- u8 * aad __unused, u32 aad_size __unused,
- u8 * digest, u64 digest_paddr, u32 digest_size __unused)
-{
- struct rte_crypto_sym_op *sym_cop;
-
- sym_cop = (struct rte_crypto_sym_op *) (cop + 1);
-
- sym_cop->m_src = mb0;
- rte_crypto_op_attach_sym_session (cop, session);
-
- if (!digest_paddr)
- digest_paddr =
- rte_pktmbuf_mtophys_offset (mb0, (uintptr_t) digest - (uintptr_t) mb0);
-
-#if DPDK_NO_AEAD
- sym_cop->cipher.data.offset = cipher_off;
- sym_cop->cipher.data.length = cipher_len;
-
- sym_cop->cipher.iv.data = icb;
- sym_cop->cipher.iv.phys_addr =
- cop->phys_addr + (uintptr_t) icb - (uintptr_t) cop;
- sym_cop->cipher.iv.length = iv_size;
-
- if (is_aead)
- {
- sym_cop->auth.aad.data = aad;
- sym_cop->auth.aad.phys_addr =
- cop->phys_addr + (uintptr_t) aad - (uintptr_t) cop;
- sym_cop->auth.aad.length = aad_size;
- }
- else
- {
- sym_cop->auth.data.offset = auth_off;
- sym_cop->auth.data.length = auth_len;
- }
-
- sym_cop->auth.digest.data = digest;
- sym_cop->auth.digest.phys_addr = digest_paddr;
- sym_cop->auth.digest.length = digest_size;
-#else /* ! DPDK_NO_AEAD */
- if (is_aead)
- {
- sym_cop->aead.data.offset = cipher_off;
- sym_cop->aead.data.length = cipher_len;
-
- sym_cop->aead.aad.data = aad;
- sym_cop->aead.aad.phys_addr =
- cop->phys_addr + (uintptr_t) aad - (uintptr_t) cop;
-
- sym_cop->aead.digest.data = digest;
- sym_cop->aead.digest.phys_addr = digest_paddr;
- }
- else
- {
- sym_cop->cipher.data.offset = cipher_off;
- sym_cop->cipher.data.length = cipher_len;
-
- sym_cop->auth.data.offset = auth_off;
- sym_cop->auth.data.length = auth_len;
-
- sym_cop->auth.digest.data = digest;
- sym_cop->auth.digest.phys_addr = digest_paddr;
- }
-#endif /* DPDK_NO_AEAD */
-}
-
-#undef __unused
-
-#endif /* __DPDK_ESP_H__ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/plugins/dpdk/ipsec/esp_decrypt.c b/src/plugins/dpdk/ipsec/esp_decrypt.c
index c4f295d393c..90be466efd7 100644
--- a/src/plugins/dpdk/ipsec/esp_decrypt.c
+++ b/src/plugins/dpdk/ipsec/esp_decrypt.c
@@ -1,10 +1,10 @@
/*
* esp_decrypt.c : IPSec ESP Decrypt node using DPDK Cryptodev
*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
+ * You may obtain a opy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
@@ -20,14 +20,14 @@
#include <vnet/ip/ip.h>
#include <vnet/ipsec/ipsec.h>
+#include <vnet/ipsec/esp.h>
#include <dpdk/ipsec/ipsec.h>
-#include <dpdk/ipsec/esp.h>
#include <dpdk/device/dpdk.h>
#include <dpdk/device/dpdk_priv.h>
#define foreach_esp_decrypt_next \
_(DROP, "error-drop") \
-_(IP4_INPUT, "ip4-input") \
+_(IP4_INPUT, "ip4-input-no-checksum") \
_(IP6_INPUT, "ip6-input")
#define _(v, s) ESP_DECRYPT_NEXT_##v,
@@ -43,8 +43,10 @@ typedef enum {
_(REPLAY, "SA replayed packet") \
_(NOT_IP, "Not IP packet (dropped)") \
_(ENQ_FAIL, "Enqueue failed (buffer full)") \
- _(NO_CRYPTODEV, "Cryptodev not configured") \
- _(BAD_LEN, "Invalid ciphertext length")
+ _(DISCARD, "Not enough crypto operations, discarding frame") \
+ _(BAD_LEN, "Invalid ciphertext length") \
+ _(SESSION, "Failed to get crypto session") \
+ _(NOSUP, "Cipher/Auth not supported")
typedef enum {
@@ -65,6 +67,7 @@ vlib_node_registration_t dpdk_esp_decrypt_node;
typedef struct {
ipsec_crypto_alg_t crypto_alg;
ipsec_integ_alg_t integ_alg;
+ u8 packet_data[64];
} esp_decrypt_trace_t;
/* packet trace format function */
@@ -73,10 +76,14 @@ static u8 * format_esp_decrypt_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_decrypt_trace_t * t = va_arg (*args, esp_decrypt_trace_t *);
+ uword indent = format_get_indent (s);
- s = format (s, "esp: crypto %U integrity %U",
+ s = format (s, "cipher %U auth %U\n",
format_ipsec_crypto_alg, t->crypto_alg,
format_ipsec_integ_alg, t->integ_alg);
+ s = format (s, "%U%U",
+ format_white_space, indent,
+ format_esp_header, t->packet_data);
return s;
}
@@ -87,30 +94,31 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm,
{
u32 n_left_from, *from, *to_next, next_index;
ipsec_main_t *im = &ipsec_main;
- u32 thread_index = vlib_get_thread_index();
- dpdk_crypto_main_t * dcm = &dpdk_crypto_main;
- dpdk_esp_main_t * em = &dpdk_esp_main;
- u32 i;
+ u32 thread_idx = vlib_get_thread_index();
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_resource_t *res = 0;
+ ipsec_sa_t *sa0 = 0;
+ crypto_alg_t *cipher_alg = 0, *auth_alg = 0;
+ struct rte_cryptodev_sym_session *session = 0;
+ u32 ret, last_sa_index = ~0;
+ u8 numa = rte_socket_id ();
+ u8 is_aead = 0;
+ crypto_worker_main_t *cwm =
+ vec_elt_at_index (dcm->workers_main, thread_idx);
+ struct rte_crypto_op **ops = cwm->ops;
from = vlib_frame_vector_args (from_frame);
n_left_from = from_frame->n_vectors;
- crypto_worker_main_t *cwm =
- vec_elt_at_index(dcm->workers_main, thread_index);
- u32 n_qps = vec_len(cwm->qp_data);
- struct rte_crypto_op ** cops_to_enq[n_qps];
- u32 n_cop_qp[n_qps], * bi_to_enq[n_qps];
-
- for (i = 0; i < n_qps; i++)
+ ret = crypto_alloc_ops (numa, ops, n_left_from);
+ if (ret)
{
- bi_to_enq[i] = cwm->qp_data[i].bi;
- cops_to_enq[i] = cwm->qp_data[i].cops;
+ vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_DISCARD, 1);
+ /* Discard whole frame */
+ return n_left_from;
}
- memset(n_cop_qp, 0, n_qps * sizeof(u32));
-
- crypto_alloc_cops();
-
next_index = ESP_DECRYPT_NEXT_DROP;
while (n_left_from > 0)
@@ -121,44 +129,79 @@ 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, trunc_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;
- crypto_sa_session_t * sa_sess;
- void * sess;
- u16 qp_index;
- struct rte_crypto_op * cop = 0;
+ clib_error_t *error;
+ u32 bi0, sa_index0, seq, iv_size;
+ u8 trunc_size;
+ vlib_buffer_t *b0;
+ esp_header_t *esp0;
+ struct rte_mbuf *mb0;
+ struct rte_crypto_op *op;
+ u16 res_idx;
bi0 = from[0];
from += 1;
n_left_from -= 1;
b0 = vlib_get_buffer (vm, bi0);
+ mb0 = rte_mbuf_from_vlib_buffer(b0);
esp0 = vlib_buffer_get_current (b0);
- sa_index0 = vnet_buffer(b0)->ipsec.sad_index;
- sa0 = pool_elt_at_index (im->sad, sa_index0);
+ /* ih0/ih6_0 */
+ CLIB_PREFETCH (esp0, sizeof (esp0[0]) + 16, LOAD);
+ /* mb0 */
+ CLIB_PREFETCH (mb0, CLIB_CACHE_LINE_BYTES, STORE);
- seq = clib_host_to_net_u32(esp0->seq);
+ op = ops[0];
+ ops += 1;
+ ASSERT (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED);
- /* anti-replay check */
- if (sa0->use_anti_replay)
+ dpdk_op_priv_t *priv = crypto_op_get_priv (op);
+
+ u16 op_len =
+ sizeof (op[0]) + sizeof (op[0].sym[0]) + sizeof (priv[0]);
+ CLIB_PREFETCH (op, op_len, STORE);
+
+ sa_index0 = vnet_buffer(b0)->ipsec.sad_index;
+
+ if (sa_index0 != last_sa_index)
{
- int rv = 0;
+ last_sa_index = sa_index0;
- if (PREDICT_TRUE(sa0->use_esn))
- rv = esp_replay_check_esn(sa0, seq);
- else
- rv = esp_replay_check(sa0, seq);
+ sa0 = pool_elt_at_index (im->sad, sa_index0);
+
+ cipher_alg = vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg);
+ auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg);
+
+#if DPDK_NO_AEAD
+ is_aead = (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128 |
+ sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192 |
+ sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256);
+#else
+ is_aead = (cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD);
+#endif
+ if (is_aead)
+ auth_alg = cipher_alg;
- if (PREDICT_FALSE(rv))
+ res_idx = get_resource (cwm, sa0);
+
+ if (PREDICT_FALSE (res_idx == (u16) ~0))
{
- clib_warning ("anti-replay SPI %u seq %u", sa0->spi, seq);
+ clib_warning ("unsupported SA by thread index %u", thread_idx);
vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
- ESP_DECRYPT_ERROR_REPLAY, 1);
+ ESP_DECRYPT_ERROR_NOSUP, 1);
+ to_next[0] = bi0;
+ to_next += 1;
+ n_left_to_next -= 1;
+ goto trace;
+ }
+ res = vec_elt_at_index (dcm->resource, res_idx);
+
+ error = crypto_get_session (&session, sa_index0, res, cwm, 0);
+ if (PREDICT_FALSE (error || !session))
+ {
+ clib_warning ("failed to get crypto session");
+ vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_SESSION, 1);
to_next[0] = bi0;
to_next += 1;
n_left_to_next -= 1;
@@ -166,16 +209,23 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm,
}
}
- sa0->total_data_size += b0->current_length;
+ /* anti-replay check */
+ if (sa0->use_anti_replay)
+ {
+ int rv = 0;
- sa_sess = pool_elt_at_index(cwm->sa_sess_d[0], sa_index0);
+ seq = clib_net_to_host_u32 (esp0->seq);
- if (PREDICT_FALSE(!sa_sess->sess))
- {
- int ret = create_sym_sess(sa0, sa_sess, 0);
+ if (PREDICT_TRUE(sa0->use_esn))
+ rv = esp_replay_check_esn (sa0, seq);
+ else
+ rv = esp_replay_check (sa0, seq);
- if (PREDICT_FALSE (ret))
+ if (PREDICT_FALSE (rv))
{
+ clib_warning ("failed anti-replay check");
+ vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_REPLAY, 1);
to_next[0] = bi0;
to_next += 1;
n_left_to_next -= 1;
@@ -183,112 +233,101 @@ dpdk_esp_decrypt_node_fn (vlib_main_t * vm,
}
}
- sess = sa_sess->sess;
- qp_index = sa_sess->qp_index;
-
- ASSERT (vec_len (vec_elt (cwm->qp_data, qp_index).free_cops) > 0);
- cop = vec_pop (vec_elt (cwm->qp_data, qp_index).free_cops);
- ASSERT (cop->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED);
-
- cops_to_enq[qp_index][0] = cop;
- cops_to_enq[qp_index] += 1;
- n_cop_qp[qp_index] += 1;
- bi_to_enq[qp_index][0] = bi0;
- bi_to_enq[qp_index] += 1;
+ priv->next = DPDK_CRYPTO_INPUT_NEXT_DECRYPT_POST;
- rte_crypto_op_attach_sym_session(cop, sess);
+ /* FIXME multi-seg */
+ sa0->total_data_size += b0->current_length;
- if (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
- trunc_size = 16;
- else
- trunc_size = em->esp_integ_algs[sa0->integ_alg].trunc_size;
- iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len;
+ res->ops[res->n_ops] = op;
+ res->bi[res->n_ops] = bi0;
+ res->n_ops += 1;
/* Convert vlib buffer to mbuf */
- mb0 = rte_mbuf_from_vlib_buffer(b0);
mb0->data_len = b0->current_length;
mb0->pkt_len = b0->current_length;
mb0->data_off = RTE_PKTMBUF_HEADROOM + b0->current_data;
+ trunc_size = auth_alg->trunc_size;
+ iv_size = cipher_alg->iv_len;
+
/* Outer IP header has already been stripped */
- u16 payload_len = rte_pktmbuf_pkt_len(mb0) - sizeof (esp_header_t) -
- iv_size - trunc_size;
+ u16 payload_len =
+ b0->current_length - sizeof (esp_header_t) - iv_size - trunc_size;
- if ((payload_len & (BLOCK_SIZE - 1)) || (payload_len <= 0))
+ ASSERT (payload_len >= 4);
+
+ if (payload_len & (cipher_alg->boundary - 1))
{
clib_warning ("payload %u not multiple of %d\n",
- payload_len, BLOCK_SIZE);
+ payload_len, cipher_alg->boundary);
vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
ESP_DECRYPT_ERROR_BAD_LEN, 1);
- vec_add (vec_elt (cwm->qp_data, qp_index).free_cops, &cop, 1);
- bi_to_enq[qp_index] -= 1;
- cops_to_enq[qp_index] -= 1;
- n_cop_qp[qp_index] -= 1;
+ res->n_ops -= 1;
to_next[0] = bi0;
to_next += 1;
n_left_to_next -= 1;
goto trace;
}
- struct rte_crypto_sym_op *sym_cop = (struct rte_crypto_sym_op *)(cop + 1);
-
- u8 is_aead = sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128;
u32 cipher_off, cipher_len;
- u32 auth_off = 0, auth_len = 0, aad_size = 0;
+ u32 auth_len = 0, aad_size = 0;
u8 *aad = NULL, *digest = NULL;
u64 digest_paddr = 0;
- u8 *iv = rte_pktmbuf_mtod_offset(mb0, void*, sizeof (esp_header_t));
- dpdk_cop_priv_t *priv = (dpdk_cop_priv_t *)(sym_cop + 1);
+ u8 *iv = (u8 *) (esp0 + 1);
+
dpdk_gcm_cnt_blk *icb = &priv->cb;
cipher_off = sizeof (esp_header_t) + iv_size;
cipher_len = payload_len;
- digest =
- vlib_buffer_get_current (b0) + sizeof(esp_header_t) +
- iv_size + payload_len;
+ digest = vlib_buffer_get_tail (b0) - trunc_size;
- if (is_aead)
- {
+ if (cipher_alg->alg == RTE_CRYPTO_CIPHER_AES_CBC)
+ clib_memcpy(icb, iv, 16);
+ else /* CTR/GCM */
+ {
u32 *_iv = (u32 *) iv;
crypto_set_icb (icb, sa0->salt, _iv[0], _iv[1]);
+#if DPDK_NO_AEAD
iv_size = 16;
+#else
+ iv_size = 12;
+#endif
+ }
+ if (is_aead)
+ {
aad = priv->aad;
clib_memcpy(aad, esp0, 8);
- aad_size = 8;
- if (sa0->use_esn)
+ if (PREDICT_FALSE (sa0->use_esn))
{
*((u32*)&aad[8]) = sa0->seq_hi;
aad_size = 12;
}
+ else
+ aad_size = 8;
}
else
{
- clib_memcpy(icb, iv, 16);
-
- auth_off = 0;
auth_len = sizeof(esp_header_t) + iv_size + payload_len;
if (sa0->use_esn)
{
- dpdk_cop_priv_t* priv = (dpdk_cop_priv_t*) (sym_cop + 1);
-
clib_memcpy (priv->icv, digest, trunc_size);
*((u32*) digest) = sa0->seq_hi;
auth_len += sizeof(sa0->seq_hi);
digest = priv->icv;
digest_paddr =
- cop->phys_addr + (uintptr_t) priv->icv - (uintptr_t) cop;
+ op->phys_addr + (uintptr_t) priv->icv - (uintptr_t) op;
}
}
- crypto_op_setup (is_aead, mb0, cop, sess,
+ crypto_op_setup (is_aead, mb0, op, session,
cipher_off, cipher_len, (u8 *) icb, iv_size,
- auth_off, auth_len, aad, aad_size,
+ 0, auth_len, aad, aad_size,
digest, digest_paddr, trunc_size);
trace:
if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
@@ -296,38 +335,21 @@ trace:
esp_decrypt_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof (*tr));
tr->crypto_alg = sa0->crypto_alg;
tr->integ_alg = sa0->integ_alg;
+ clib_memcpy (tr->packet_data, vlib_buffer_get_current (b0),
+ sizeof (esp_header_t));
}
}
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
+
vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
ESP_DECRYPT_ERROR_RX_PKTS,
from_frame->n_vectors);
- crypto_qp_data_t *qpd;
- /* *INDENT-OFF* */
- vec_foreach_index (i, cwm->qp_data)
- {
- u32 enq;
-
- if (!n_cop_qp[i])
- continue;
- qpd = vec_elt_at_index(cwm->qp_data, i);
- enq = rte_cryptodev_enqueue_burst(qpd->dev_id, qpd->qp_id,
- qpd->cops, n_cop_qp[i]);
- qpd->inflights += enq;
+ crypto_enqueue_ops (vm, cwm, 0, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_ENQ_FAIL, numa);
- if (PREDICT_FALSE(enq < n_cop_qp[i]))
- {
- crypto_free_cop (qpd, &qpd->cops[enq], n_cop_qp[i] - enq);
- vlib_buffer_free (vm, &qpd->bi[enq], n_cop_qp[i] - enq);
-
- vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
- ESP_DECRYPT_ERROR_ENQ_FAIL,
- n_cop_qp[i] - enq);
- }
- }
- /* *INDENT-ON* */
+ crypto_free_ops (numa, ops, cwm->ops + from_frame->n_vectors - ops);
return from_frame->n_vectors;
}
@@ -378,6 +400,21 @@ vlib_node_registration_t dpdk_esp_decrypt_post_node;
static u8 * format_esp_decrypt_post_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_decrypt_trace_t * t = va_arg (*args, esp_decrypt_trace_t *);
+ uword indent = format_get_indent (s);
+
+ s = format (s, "cipher %U auth %U\n",
+ format_ipsec_crypto_alg, t->crypto_alg,
+ format_ipsec_integ_alg, t->integ_alg);
+
+ ip4_header_t *ih4 = (ip4_header_t *) t->packet_data;
+ if ((ih4->ip_version_and_header_length & 0xF0) == 0x60)
+ s = format (s, "%U%U", format_white_space, indent, format_ip6_header, ih4);
+ else
+ s = format (s, "%U%U", format_white_space, indent, format_ip4_header, ih4);
+
return s;
}
@@ -390,7 +427,7 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
ipsec_sa_t * sa0;
u32 sa_index0 = ~0;
ipsec_main_t *im = &ipsec_main;
- dpdk_esp_main_t *em = &dpdk_esp_main;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
from = vlib_frame_vector_args (from_frame);
n_left_from = from_frame->n_vectors;
@@ -406,12 +443,13 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
while (n_left_from > 0 && n_left_to_next > 0)
{
esp_footer_t * f0;
- u32 bi0, next0, trunc_size, iv_size;
+ u32 bi0, iv_size, next0;
vlib_buffer_t * b0 = 0;
ip4_header_t *ih4 = 0, *oh4 = 0;
ip6_header_t *ih6 = 0, *oh6 = 0;
- u8 tunnel_mode = 1;
- u8 transport_ip6 = 0;
+ crypto_alg_t *cipher_alg, *auth_alg;
+ esp_header_t *esp0;
+ u8 trunc_size, is_aead;
next0 = ESP_DECRYPT_NEXT_DROP;
@@ -421,6 +459,7 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
n_left_to_next -= 1;
b0 = vlib_get_buffer (vm, bi0);
+ esp0 = vlib_buffer_get_current (b0);
sa_index0 = vnet_buffer(b0)->ipsec.sad_index;
sa0 = pool_elt_at_index (im->sad, sa_index0);
@@ -428,15 +467,24 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
to_next[0] = bi0;
to_next += 1;
- if (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
- trunc_size = 16;
- else
- trunc_size = em->esp_integ_algs[sa0->integ_alg].trunc_size;
- iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len;
+ cipher_alg = vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg);
+ auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg);
+#if DPDK_NO_AEAD
+ is_aead = (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128 |
+ sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192 |
+ sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256);
+#else
+ is_aead = cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD;
+#endif
+ if (is_aead)
+ auth_alg = cipher_alg;
+
+ trunc_size = auth_alg->trunc_size;
+
+ iv_size = cipher_alg->iv_len;
if (sa0->use_anti_replay)
{
- esp_header_t * esp0 = vlib_buffer_get_current (b0);
u32 seq;
seq = clib_host_to_net_u32(esp0->seq);
if (PREDICT_TRUE(sa0->use_esn))
@@ -445,39 +493,30 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
esp_replay_advance(sa0, seq);
}
+ /* FIXME ip header */
ih4 = (ip4_header_t *) (b0->data + sizeof(ethernet_header_t));
vlib_buffer_advance (b0, sizeof (esp_header_t) + iv_size);
- b0->current_length -= (trunc_size + 2);
b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
- f0 = (esp_footer_t *) ((u8 *) vlib_buffer_get_current (b0) +
- b0->current_length);
- b0->current_length -= f0->pad_length;
-
- /* transport mode */
- if (PREDICT_FALSE(!sa0->is_tunnel && !sa0->is_tunnel_ip6))
+ f0 = (esp_footer_t *) (vlib_buffer_get_tail (b0) - trunc_size - 2);
+ b0->current_length -= (f0->pad_length + trunc_size + 2);
+#if 0
+ /* check padding */
+ const u8 *padding = vlib_buffer_get_tail (b0);
+ if (PREDICT_FALSE (memcmp (padding, pad_data, f0->pad_length)))
{
- tunnel_mode = 0;
-
- if (PREDICT_TRUE((ih4->ip_version_and_header_length & 0xF0) != 0x40))
- {
- if (PREDICT_TRUE((ih4->ip_version_and_header_length & 0xF0) == 0x60))
- transport_ip6 = 1;
- else
- {
- clib_warning("next header: 0x%x", f0->next_header);
- vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
- ESP_DECRYPT_ERROR_NOT_IP, 1);
- goto trace;
- }
- }
+ clib_warning("bad padding");
+ vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
+ 1);
+ goto trace;
}
-
- if (PREDICT_TRUE (tunnel_mode))
+#endif
+ if (sa0->is_tunnel)
{
- if (PREDICT_TRUE(f0->next_header == IP_PROTOCOL_IP_IN_IP))
+ if (f0->next_header == IP_PROTOCOL_IP_IN_IP)
next0 = ESP_DECRYPT_NEXT_IP4_INPUT;
- else if (f0->next_header == IP_PROTOCOL_IPV6)
+ else if (sa0->is_tunnel_ip6 && f0->next_header == IP_PROTOCOL_IPV6)
next0 = ESP_DECRYPT_NEXT_IP6_INPUT;
else
{
@@ -488,11 +527,31 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
goto trace;
}
}
- /* transport mode */
- else
+ else /* transport mode */
{
- if (PREDICT_FALSE(transport_ip6))
+ if ((ih4->ip_version_and_header_length & 0xF0) == 0x40)
{
+ u16 ih4_len = ip4_header_bytes (ih4);
+ vlib_buffer_advance (b0, - ih4_len);
+ oh4 = vlib_buffer_get_current (b0);
+ memmove(oh4, ih4, ih4_len);
+
+ next0 = ESP_DECRYPT_NEXT_IP4_INPUT;
+ u16 old_ttl_prot =
+ ((u16) oh4->ttl) << 8 | (u16) oh4->protocol;
+ u16 new_ttl_prot =
+ ((u16) oh4->ttl) << 8 | (u16) f0->next_header;
+ oh4->protocol = f0->next_header;
+ u16 new_len = clib_host_to_net_u16 (b0->current_length);
+ oh4->length = new_len;
+ /* rfc1264 incremental checksum update */
+ oh4->checksum = ~(~oh4->checksum + ~oh4->length + new_len +
+ ~old_ttl_prot + new_ttl_prot);
+
+ }
+ else if ((ih4->ip_version_and_header_length & 0xF0) == 0x60)
+ {
+ /* FIXME find ip header */
ih6 = (ip6_header_t *) (b0->data + sizeof(ethernet_header_t));
vlib_buffer_advance (b0, -sizeof(ip6_header_t));
oh6 = vlib_buffer_get_current (b0);
@@ -500,36 +559,29 @@ dpdk_esp_decrypt_post_node_fn (vlib_main_t * vm,
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));
+ u16 len = b0->current_length - sizeof (ip6_header_t);
+ oh6->payload_length = clib_host_to_net_u16 (len);
}
else
{
- 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->fragment_id = 0;
- oh4->flags_and_fragment_offset = 0;
- oh4->protocol = f0->next_header;
- oh4->length = clib_host_to_net_u16 (
- vlib_buffer_length_in_chain (vm, b0));
- oh4->checksum = ip4_header_checksum (oh4);
+ clib_warning("next header: 0x%x", f0->next_header);
+ vlib_node_increment_counter (vm, dpdk_esp_decrypt_node.index,
+ ESP_DECRYPT_ERROR_DECRYPTION_FAILED,
+ 1);
+ goto trace;
}
}
vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32)~0;
-trace:
+ trace:
if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
{
esp_decrypt_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof (*tr));
tr->crypto_alg = sa0->crypto_alg;
tr->integ_alg = sa0->integ_alg;
+ ih4 = vlib_buffer_get_current (b0);
+ clib_memcpy (tr->packet_data, ih4, sizeof (ip6_header_t));
}
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
@@ -537,6 +589,7 @@ trace:
}
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
+
vlib_node_increment_counter (vm, dpdk_esp_decrypt_post_node.index,
ESP_DECRYPT_POST_ERROR_PKTS,
from_frame->n_vectors);
diff --git a/src/plugins/dpdk/ipsec/esp_encrypt.c b/src/plugins/dpdk/ipsec/esp_encrypt.c
index 6de444fd3bc..3ce22843289 100644
--- a/src/plugins/dpdk/ipsec/esp_encrypt.c
+++ b/src/plugins/dpdk/ipsec/esp_encrypt.c
@@ -1,7 +1,7 @@
/*
* esp_encrypt.c : IPSec ESP encrypt node using DPDK Cryptodev
*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
@@ -20,8 +20,8 @@
#include <vnet/ip/ip.h>
#include <vnet/ipsec/ipsec.h>
+#include <vnet/ipsec/esp.h>
#include <dpdk/ipsec/ipsec.h>
-#include <dpdk/ipsec/esp.h>
#include <dpdk/device/dpdk.h>
#include <dpdk/device/dpdk_priv.h>
@@ -41,9 +41,11 @@ typedef enum
#define foreach_esp_encrypt_error \
_(RX_PKTS, "ESP pkts received") \
- _(SEQ_CYCLED, "sequence number cycled") \
- _(ENQ_FAIL, "Enqueue failed (buffer full)") \
- _(NO_CRYPTODEV, "Cryptodev not configured")
+ _(SEQ_CYCLED, "Sequence number cycled") \
+ _(ENQ_FAIL, "Enqueue failed to crypto device") \
+ _(DISCARD, "Not enough crypto operations, discarding frame") \
+ _(SESSION, "Failed to get crypto session") \
+ _(NOSUP, "Cipher/Auth not supported")
typedef enum
@@ -64,10 +66,9 @@ vlib_node_registration_t dpdk_esp_encrypt_node;
typedef struct
{
- u32 spi;
- u32 seq;
ipsec_crypto_alg_t crypto_alg;
ipsec_integ_alg_t integ_alg;
+ u8 packet_data[64];
} esp_encrypt_trace_t;
/* packet trace format function */
@@ -77,11 +78,29 @@ format_esp_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_trace_t *t = va_arg (*args, esp_encrypt_trace_t *);
+ ip4_header_t *ih4 = (ip4_header_t *) t->packet_data;
+ uword indent = format_get_indent (s), offset;
- s = format (s, "esp: spi %u seq %u crypto %U integrity %U",
- t->spi, t->seq,
+ s = format (s, "cipher %U auth %U\n",
format_ipsec_crypto_alg, t->crypto_alg,
format_ipsec_integ_alg, t->integ_alg);
+
+ if ((ih4->ip_version_and_header_length & 0xF0) == 0x60)
+ {
+ s = format (s, "%U%U", format_white_space, indent,
+ format_ip6_header, ih4);
+ offset = sizeof (ip6_header_t);
+ }
+ else
+ {
+ s = format (s, "%U%U", format_white_space, indent,
+ format_ip4_header, ih4);
+ offset = ip4_header_bytes (ih4);
+ }
+
+ s = format (s, "\n%U%U", format_white_space, indent,
+ format_esp_header, t->packet_data + offset);
+
return s;
}
@@ -92,30 +111,31 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm,
{
u32 n_left_from, *from, *to_next, next_index;
ipsec_main_t *im = &ipsec_main;
- u32 thread_index = vlib_get_thread_index ();
+ u32 thread_idx = vlib_get_thread_index ();
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- dpdk_esp_main_t *em = &dpdk_esp_main;
- u32 i;
+ crypto_resource_t *res = 0;
+ ipsec_sa_t *sa0 = 0;
+ crypto_alg_t *cipher_alg = 0, *auth_alg = 0;
+ struct rte_cryptodev_sym_session *session = 0;
+ u32 ret, last_sa_index = ~0;
+ u8 numa = rte_socket_id ();
+ u8 is_aead = 0;
+ crypto_worker_main_t *cwm =
+ vec_elt_at_index (dcm->workers_main, thread_idx);
+ struct rte_crypto_op **ops = cwm->ops;
from = vlib_frame_vector_args (from_frame);
n_left_from = from_frame->n_vectors;
- crypto_worker_main_t *cwm =
- vec_elt_at_index (dcm->workers_main, thread_index);
- u32 n_qps = vec_len (cwm->qp_data);
- struct rte_crypto_op **cops_to_enq[n_qps];
- u32 n_cop_qp[n_qps], *bi_to_enq[n_qps];
-
- for (i = 0; i < n_qps; i++)
+ ret = crypto_alloc_ops (numa, ops, n_left_from);
+ if (ret)
{
- bi_to_enq[i] = cwm->qp_data[i].bi;
- cops_to_enq[i] = cwm->qp_data[i].cops;
+ vlib_node_increment_counter (vm, dpdk_esp_encrypt_node.index,
+ ESP_ENCRYPT_ERROR_DISCARD, 1);
+ /* Discard whole frame */
+ return n_left_from;
}
- memset (n_cop_qp, 0, n_qps * sizeof (u32));
-
- crypto_alloc_cops ();
-
next_index = ESP_ENCRYPT_NEXT_DROP;
while (n_left_from > 0)
@@ -126,34 +146,99 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm,
while (n_left_from > 0 && n_left_to_next > 0)
{
- u32 bi0, next0;
+ clib_error_t *error;
+ u32 bi0;
vlib_buffer_t *b0 = 0;
u32 sa_index0;
- ipsec_sa_t *sa0;
ip4_and_esp_header_t *ih0, *oh0 = 0;
ip6_and_esp_header_t *ih6_0, *oh6_0 = 0;
- struct rte_mbuf *mb0 = 0;
+ esp_header_t *esp0;
esp_footer_t *f0;
- u8 is_ipv6;
- u8 ip_hdr_size;
- u8 next_hdr_type;
- u8 transport_mode = 0;
- const int BLOCK_SIZE = 16;
+ u8 is_ipv6, next_hdr_type;
u32 iv_size;
u16 orig_sz;
u8 trunc_size;
- crypto_sa_session_t *sa_sess;
- void *sess;
- struct rte_crypto_op *cop = 0;
- u16 qp_index;
+ struct rte_mbuf *mb0 = 0;
+ struct rte_crypto_op *op;
+ u16 res_idx;
bi0 = from[0];
from += 1;
n_left_from -= 1;
b0 = vlib_get_buffer (vm, bi0);
+ ih0 = vlib_buffer_get_current (b0);
+ mb0 = rte_mbuf_from_vlib_buffer (b0);
+
+ /* ih0/ih6_0 */
+ CLIB_PREFETCH (ih0, sizeof (ih6_0[0]), LOAD);
+ /* f0 */
+ CLIB_PREFETCH (vlib_buffer_get_tail (b0), 20, STORE);
+ /* mb0 */
+ CLIB_PREFETCH (mb0, CLIB_CACHE_LINE_BYTES, STORE);
+
+ op = ops[0];
+ ops += 1;
+ ASSERT (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED);
+
+ dpdk_op_priv_t *priv = crypto_op_get_priv (op);
+
+ u16 op_len =
+ sizeof (op[0]) + sizeof (op[0].sym[0]) + sizeof (priv[0]);
+ CLIB_PREFETCH (op, op_len, STORE);
+
sa_index0 = vnet_buffer (b0)->ipsec.sad_index;
- sa0 = pool_elt_at_index (im->sad, sa_index0);
+
+ if (sa_index0 != last_sa_index)
+ {
+ last_sa_index = sa_index0;
+
+ sa0 = pool_elt_at_index (im->sad, sa_index0);
+
+ cipher_alg =
+ vec_elt_at_index (dcm->cipher_algs, sa0->crypto_alg);
+ auth_alg = vec_elt_at_index (dcm->auth_algs, sa0->integ_alg);
+
+#if DPDK_NO_AEAD
+ is_aead = ((sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) ||
+ (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192) ||
+ (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256));
+#else
+ is_aead = (cipher_alg->type == RTE_CRYPTO_SYM_XFORM_AEAD);
+#endif
+
+ if (is_aead)
+ auth_alg = cipher_alg;
+
+ res_idx = get_resource (cwm, sa0);
+
+ if (PREDICT_FALSE (res_idx == (u16) ~ 0))
+ {
+ clib_warning ("unsupported SA by thread index %u",
+ thread_idx);
+ vlib_node_increment_counter (vm,
+ dpdk_esp_encrypt_node.index,
+ ESP_ENCRYPT_ERROR_NOSUP, 1);
+ to_next[0] = bi0;
+ to_next += 1;
+ n_left_to_next -= 1;
+ goto trace;
+ }
+ res = vec_elt_at_index (dcm->resource, res_idx);
+
+ error = crypto_get_session (&session, sa_index0, res, cwm, 1);
+ if (PREDICT_FALSE (error || !session))
+ {
+ clib_warning ("failed to get crypto session");
+ vlib_node_increment_counter (vm,
+ dpdk_esp_encrypt_node.index,
+ ESP_ENCRYPT_ERROR_SESSION, 1);
+ to_next[0] = bi0;
+ to_next += 1;
+ n_left_to_next -= 1;
+ goto trace;
+ }
+ }
if (PREDICT_FALSE (esp_seq_advance (sa0)))
{
@@ -168,272 +253,232 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm,
goto trace;
}
- sa0->total_data_size += b0->current_length;
-
- sa_sess = pool_elt_at_index (cwm->sa_sess_d[1], sa_index0);
- if (PREDICT_FALSE (!sa_sess->sess))
- {
- int ret = create_sym_sess (sa0, sa_sess, 1);
-
- if (PREDICT_FALSE (ret))
- {
- to_next[0] = bi0;
- to_next += 1;
- n_left_to_next -= 1;
- goto trace;
- }
- }
+ orig_sz = b0->current_length;
- qp_index = sa_sess->qp_index;
- sess = sa_sess->sess;
+ /* TODO multi-seg support - total_length_not_including_first_buffer */
+ sa0->total_data_size += b0->current_length;
- ASSERT (vec_len (vec_elt (cwm->qp_data, qp_index).free_cops) > 0);
- cop = vec_pop (vec_elt (cwm->qp_data, qp_index).free_cops);
- ASSERT (cop->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED);
+ res->ops[res->n_ops] = op;
+ res->bi[res->n_ops] = bi0;
+ res->n_ops += 1;
- cops_to_enq[qp_index][0] = cop;
- cops_to_enq[qp_index] += 1;
- n_cop_qp[qp_index] += 1;
- bi_to_enq[qp_index][0] = bi0;
- bi_to_enq[qp_index] += 1;
+ dpdk_gcm_cnt_blk *icb = &priv->cb;
- ssize_t adv;
- iv_size = em->esp_crypto_algs[sa0->crypto_alg].iv_len;
- if (sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
- trunc_size = 16;
- else
- trunc_size = em->esp_integ_algs[sa0->integ_alg].trunc_size;
+ crypto_set_icb (icb, sa0->salt, sa0->seq, sa0->seq_hi);
- ih0 = vlib_buffer_get_current (b0);
- orig_sz = b0->current_length;
is_ipv6 = (ih0->ip4.ip_version_and_header_length & 0xF0) == 0x60;
- /* is ipv6 */
- if (PREDICT_TRUE (sa0->is_tunnel))
- {
- if (PREDICT_TRUE (!is_ipv6))
- adv = -sizeof (ip4_and_esp_header_t);
- else
- adv = -sizeof (ip6_and_esp_header_t);
- }
- else
- {
- adv = -sizeof (esp_header_t);
- if (PREDICT_TRUE (!is_ipv6))
- orig_sz -= sizeof (ip4_header_t);
- else
- orig_sz -= sizeof (ip6_header_t);
- }
-
- /*transport mode save the eth header before it is overwritten */
- if (PREDICT_FALSE (!sa0->is_tunnel))
- {
- ethernet_header_t *ieh0 = (ethernet_header_t *)
- ((u8 *) vlib_buffer_get_current (b0) -
- sizeof (ethernet_header_t));
- ethernet_header_t *oeh0 =
- (ethernet_header_t *) ((u8 *) ieh0 + (adv - iv_size));
- clib_memcpy (oeh0, ieh0, sizeof (ethernet_header_t));
- }
-
- vlib_buffer_advance (b0, adv - iv_size);
- /* XXX IP6/ip4 and IP4/IP6 not supported, only IP4/IP4 and IP6/IP6 */
+ iv_size = cipher_alg->iv_len;
+ trunc_size = auth_alg->trunc_size;
- /* is ipv6 */
- if (PREDICT_FALSE (is_ipv6))
+ if (sa0->is_tunnel)
{
- ih6_0 = (ip6_and_esp_header_t *) ih0;
- ip_hdr_size = sizeof (ip6_header_t);
- oh6_0 = vlib_buffer_get_current (b0);
-
- if (PREDICT_TRUE (sa0->is_tunnel))
+ if (!is_ipv6 && !sa0->is_tunnel_ip6) /* ip4inip4 */
+ {
+ /* in tunnel mode send it back to FIB */
+ priv->next = DPDK_CRYPTO_INPUT_NEXT_IP4_LOOKUP;
+ u8 adv =
+ sizeof (ip4_header_t) + sizeof (esp_header_t) + iv_size;
+ vlib_buffer_advance (b0, -adv);
+ oh0 = vlib_buffer_get_current (b0);
+ next_hdr_type = IP_PROTOCOL_IP_IN_IP;
+ /*
+ * 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.checksum_data_64[0] =
+ clib_host_to_net_u64 (0x45ULL << 56);
+ /*
+ * oh0->ip4.ttl = 254;
+ * oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP;
+ */
+ oh0->ip4.checksum_data_32[2] =
+ clib_host_to_net_u32 (0xfe320000);
+
+ oh0->ip4.src_address.as_u32 =
+ sa0->tunnel_src_addr.ip4.as_u32;
+ oh0->ip4.dst_address.as_u32 =
+ sa0->tunnel_dst_addr.ip4.as_u32;
+ esp0 = &oh0->esp;
+ oh0->esp.spi = clib_host_to_net_u32 (sa0->spi);
+ oh0->esp.seq = clib_host_to_net_u32 (sa0->seq);
+ }
+ else if (is_ipv6 && sa0->is_tunnel_ip6) /* ip6inip6 */
{
+ /* in tunnel mode send it back to FIB */
+ priv->next = DPDK_CRYPTO_INPUT_NEXT_IP6_LOOKUP;
+
+ u8 adv =
+ sizeof (ip6_header_t) + sizeof (esp_header_t) + iv_size;
+ vlib_buffer_advance (b0, -adv);
+ ih6_0 = (ip6_and_esp_header_t *) ih0;
+ oh6_0 = vlib_buffer_get_current (b0);
+
next_hdr_type = IP_PROTOCOL_IPV6;
+
oh6_0->ip6.ip_version_traffic_class_and_flow_label =
ih6_0->ip6.ip_version_traffic_class_and_flow_label;
+
+ oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_ESP;
+ oh6_0->ip6.hop_limit = 254;
+ oh6_0->ip6.src_address.as_u64[0] =
+ sa0->tunnel_src_addr.ip6.as_u64[0];
+ oh6_0->ip6.src_address.as_u64[1] =
+ sa0->tunnel_src_addr.ip6.as_u64[1];
+ oh6_0->ip6.dst_address.as_u64[0] =
+ sa0->tunnel_dst_addr.ip6.as_u64[0];
+ oh6_0->ip6.dst_address.as_u64[1] =
+ sa0->tunnel_dst_addr.ip6.as_u64[1];
+ esp0 = &oh6_0->esp;
+ oh6_0->esp.spi = clib_host_to_net_u32 (sa0->spi);
+ oh6_0->esp.seq = clib_host_to_net_u32 (sa0->seq);
}
- else
+ else /* unsupported ip4inip6, ip6inip4 */
{
- next_hdr_type = ih6_0->ip6.protocol;
- memmove (oh6_0, ih6_0, sizeof (ip6_header_t));
+ vlib_node_increment_counter (vm,
+ dpdk_esp_encrypt_node.index,
+ ESP_ENCRYPT_ERROR_NOSUP, 1);
+ to_next[0] = bi0;
+ to_next += 1;
+ n_left_to_next -= 1;
+ goto trace;
}
-
- oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_ESP;
- oh6_0->ip6.hop_limit = 254;
- oh6_0->esp.spi = clib_net_to_host_u32 (sa0->spi);
- oh6_0->esp.seq = clib_net_to_host_u32 (sa0->seq);
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
}
- else
+ else /* transport mode */
{
- ip_hdr_size = sizeof (ip4_header_t);
- oh0 = vlib_buffer_get_current (b0);
-
- if (PREDICT_TRUE (sa0->is_tunnel))
+ priv->next = DPDK_CRYPTO_INPUT_NEXT_INTERFACE_OUTPUT;
+ u16 rewrite_len = vnet_buffer (b0)->ip.save_rewrite_length;
+ u16 adv = sizeof (esp_header_t) + iv_size;
+ vlib_buffer_advance (b0, -rewrite_len - adv);
+ u8 *src = ((u8 *) ih0) - rewrite_len;
+ u8 *dst = vlib_buffer_get_current (b0);
+ oh0 = (ip4_and_esp_header_t *) (dst + rewrite_len);
+
+ if (is_ipv6)
{
- next_hdr_type = IP_PROTOCOL_IP_IN_IP;
- oh0->ip4.tos = ih0->ip4.tos;
+ orig_sz -= sizeof (ip6_header_t);
+ ih6_0 = (ip6_and_esp_header_t *) ih0;
+ next_hdr_type = ih6_0->ip6.protocol;
+ memmove (dst, src, rewrite_len + sizeof (ip6_header_t));
+ oh6_0 = (ip6_and_esp_header_t *) oh0;
+ oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_ESP;
+ esp0 = &oh6_0->esp;
}
- else
+ else /* ipv4 */
{
+ orig_sz -= ip4_header_bytes (&ih0->ip4);
next_hdr_type = ih0->ip4.protocol;
- memmove (oh0, ih0, sizeof (ip4_header_t));
+ memmove (dst, src,
+ rewrite_len + ip4_header_bytes (&ih0->ip4));
+ oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP;
+ esp0 =
+ (esp_header_t *) (oh6_0 + ip4_header_bytes (&ih0->ip4));
}
-
- oh0->ip4.ip_version_and_header_length = 0x45;
- oh0->ip4.fragment_id = 0;
- oh0->ip4.flags_and_fragment_offset = 0;
- oh0->ip4.ttl = 254;
- oh0->ip4.protocol = IP_PROTOCOL_IPSEC_ESP;
- oh0->esp.spi = clib_net_to_host_u32 (sa0->spi);
- oh0->esp.seq = clib_net_to_host_u32 (sa0->seq);
+ esp0->spi = clib_host_to_net_u32 (sa0->spi);
+ esp0->seq = clib_host_to_net_u32 (sa0->seq);
}
- if (PREDICT_TRUE
- (!is_ipv6 && sa0->is_tunnel && !sa0->is_tunnel_ip6))
- {
- oh0->ip4.src_address.as_u32 = sa0->tunnel_src_addr.ip4.as_u32;
- oh0->ip4.dst_address.as_u32 = sa0->tunnel_dst_addr.ip4.as_u32;
+ ASSERT (is_pow2 (cipher_alg->boundary));
+ u16 mask = cipher_alg->boundary - 1;
+ u16 pad_payload_len = ((orig_sz + 2) + mask) & ~mask;
+ u8 pad_bytes = pad_payload_len - 2 - orig_sz;
- /* in tunnel mode send it back to FIB */
- next0 = ESP_ENCRYPT_NEXT_IP4_LOOKUP;
- vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
- }
- else if (is_ipv6 && sa0->is_tunnel && sa0->is_tunnel_ip6)
+ u8 *padding =
+ vlib_buffer_put_uninit (b0, pad_bytes + 2 + trunc_size);
+
+ if (pad_bytes)
+ clib_memcpy (padding, pad_data, 16);
+
+ f0 = (esp_footer_t *) (padding + pad_bytes);
+ f0->pad_length = pad_bytes;
+ f0->next_header = next_hdr_type;
+
+ if (is_ipv6)
{
- oh6_0->ip6.src_address.as_u64[0] =
- sa0->tunnel_src_addr.ip6.as_u64[0];
- oh6_0->ip6.src_address.as_u64[1] =
- sa0->tunnel_src_addr.ip6.as_u64[1];
- oh6_0->ip6.dst_address.as_u64[0] =
- sa0->tunnel_dst_addr.ip6.as_u64[0];
- oh6_0->ip6.dst_address.as_u64[1] =
- sa0->tunnel_dst_addr.ip6.as_u64[1];
-
- /* in tunnel mode send it back to FIB */
- next0 = ESP_ENCRYPT_NEXT_IP6_LOOKUP;
- vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
+ u16 len = b0->current_length - sizeof (ip6_header_t);
+ oh6_0->ip6.payload_length = clib_host_to_net_u16 (len);
}
else
{
- next0 = ESP_ENCRYPT_NEXT_INTERFACE_OUTPUT;
- transport_mode = 1;
+ oh0->ip4.length = clib_host_to_net_u16 (b0->current_length);
+ oh0->ip4.checksum = ip4_header_checksum (&oh0->ip4);
}
- int blocks = 1 + (orig_sz + 1) / BLOCK_SIZE;
-
- /* pad packet in input buffer */
- u8 pad_bytes = BLOCK_SIZE * blocks - 2 - orig_sz;
- u8 i;
- u8 *padding = vlib_buffer_get_current (b0) + b0->current_length;
-
- for (i = 0; i < pad_bytes; ++i)
- padding[i] = i + 1;
-
- f0 = vlib_buffer_get_current (b0) + b0->current_length + pad_bytes;
- f0->pad_length = pad_bytes;
- f0->next_header = next_hdr_type;
- b0->current_length += pad_bytes + 2 + trunc_size;
-
vnet_buffer (b0)->sw_if_index[VLIB_RX] =
vnet_buffer (b0)->sw_if_index[VLIB_RX];
b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
- struct rte_crypto_sym_op *sym_cop;
- sym_cop = (struct rte_crypto_sym_op *) (cop + 1);
+ /* mbuf packet starts at ESP header */
+ mb0->data_len = vlib_buffer_get_tail (b0) - ((u8 *) esp0);
+ mb0->pkt_len = vlib_buffer_get_tail (b0) - ((u8 *) esp0);
+ mb0->data_off = ((void *) esp0) - mb0->buf_addr;
- dpdk_cop_priv_t *priv = (dpdk_cop_priv_t *) (sym_cop + 1);
-
- vnet_buffer (b0)->unused[0] = next0;
-
- mb0 = rte_mbuf_from_vlib_buffer (b0);
- mb0->data_len = b0->current_length;
- mb0->pkt_len = b0->current_length;
- mb0->data_off = RTE_PKTMBUF_HEADROOM + b0->current_data;
-
- dpdk_gcm_cnt_blk *icb = &priv->cb;
-
- crypto_set_icb (icb, sa0->salt, sa0->seq, sa0->seq_hi);
-
- u8 is_aead = sa0->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128;
u32 cipher_off, cipher_len;
- u32 auth_off = 0, auth_len = 0, aad_size = 0;
- u8 *aad = NULL, *digest = NULL;
+ u32 auth_len = 0, aad_size = 0;
+ u32 *aad = NULL;
+ u8 *digest = vlib_buffer_get_tail (b0) - trunc_size;
- if (is_aead)
+ if (cipher_alg->alg == RTE_CRYPTO_CIPHER_AES_CBC)
{
- u32 *esp_iv =
- (u32 *) (b0->data + b0->current_data + ip_hdr_size +
- sizeof (esp_header_t));
+ cipher_off = sizeof (esp_header_t);
+ cipher_len = iv_size + pad_payload_len;
+ }
+ else /* CTR/GCM */
+ {
+ u32 *esp_iv = (u32 *) (esp0 + 1);
esp_iv[0] = sa0->seq;
esp_iv[1] = sa0->seq_hi;
- cipher_off = ip_hdr_size + sizeof (esp_header_t) + iv_size;
- cipher_len = BLOCK_SIZE * blocks;
- iv_size = 16; /* GCM IV size, not ESP IV size */
+ cipher_off = sizeof (esp_header_t) + iv_size;
+ cipher_len = pad_payload_len;
+
+ iv_size = 12; /* CTR/GCM IV size, not ESP IV size */
+ }
+
+ if (is_aead)
+ {
+ aad = (u32 *) priv->aad;
+ aad[0] = clib_host_to_net_u32 (sa0->spi);
+ aad[1] = clib_host_to_net_u32 (sa0->seq);
- aad = priv->aad;
- clib_memcpy (aad, vlib_buffer_get_current (b0) + ip_hdr_size,
- 8);
- aad_size = 8;
- if (PREDICT_FALSE (sa0->use_esn))
+ if (sa0->use_esn)
{
- *((u32 *) & aad[8]) = sa0->seq_hi;
+ aad[2] = clib_host_to_net_u32 (sa0->seq_hi);
aad_size = 12;
}
-
- digest =
- vlib_buffer_get_current (b0) + b0->current_length -
- trunc_size;
+ else
+ aad_size = 8;
}
else
{
- cipher_off = ip_hdr_size + sizeof (esp_header_t);
- cipher_len = BLOCK_SIZE * blocks + iv_size;
-
- auth_off = ip_hdr_size;
- auth_len = b0->current_length - ip_hdr_size - trunc_size;
-
- digest =
- vlib_buffer_get_current (b0) + b0->current_length -
- trunc_size;
-
- if (PREDICT_FALSE (sa0->use_esn))
+ auth_len =
+ vlib_buffer_get_tail (b0) - ((u8 *) esp0) - trunc_size;
+ if (sa0->use_esn)
{
*((u32 *) digest) = sa0->seq_hi;
- auth_len += sizeof (sa0->seq_hi);
+ auth_len += 4;
}
}
- crypto_op_setup (is_aead, mb0, cop, sess,
+ crypto_op_setup (is_aead, mb0, op, session,
cipher_off, cipher_len, (u8 *) icb, iv_size,
- auth_off, auth_len, aad, aad_size,
+ 0, auth_len, (u8 *) aad, aad_size,
digest, 0, trunc_size);
- if (PREDICT_FALSE (is_ipv6))
- {
- oh6_0->ip6.payload_length =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0) -
- sizeof (ip6_header_t));
- }
- else
- {
- oh0->ip4.length =
- clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0));
- oh0->ip4.checksum = ip4_header_checksum (&oh0->ip4);
- }
-
- if (transport_mode)
- vlib_buffer_advance (b0, -sizeof (ethernet_header_t));
-
trace:
if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
{
esp_encrypt_trace_t *tr =
vlib_add_trace (vm, node, b0, sizeof (*tr));
- tr->spi = sa0->spi;
- tr->seq = sa0->seq - 1;
tr->crypto_alg = sa0->crypto_alg;
tr->integ_alg = sa0->integ_alg;
+ u8 *p = vlib_buffer_get_current (b0);
+ if (!sa0->is_tunnel)
+ p += vnet_buffer (b0)->ip.save_rewrite_length;
+ clib_memcpy (tr->packet_data, p, sizeof (tr->packet_data));
}
}
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
@@ -441,31 +486,11 @@ dpdk_esp_encrypt_node_fn (vlib_main_t * vm,
vlib_node_increment_counter (vm, dpdk_esp_encrypt_node.index,
ESP_ENCRYPT_ERROR_RX_PKTS,
from_frame->n_vectors);
- crypto_qp_data_t *qpd;
- /* *INDENT-OFF* */
- vec_foreach_index (i, cwm->qp_data)
- {
- u32 enq;
-
- if (!n_cop_qp[i])
- continue;
- qpd = vec_elt_at_index(cwm->qp_data, i);
- enq = rte_cryptodev_enqueue_burst(qpd->dev_id, qpd->qp_id,
- qpd->cops, n_cop_qp[i]);
- qpd->inflights += enq;
+ crypto_enqueue_ops (vm, cwm, 1, dpdk_esp_encrypt_node.index,
+ ESP_ENCRYPT_ERROR_ENQ_FAIL, numa);
- if (PREDICT_FALSE(enq < n_cop_qp[i]))
- {
- crypto_free_cop (qpd, &qpd->cops[enq], n_cop_qp[i] - enq);
- vlib_buffer_free (vm, &qpd->bi[enq], n_cop_qp[i] - enq);
-
- vlib_node_increment_counter (vm, dpdk_esp_encrypt_node.index,
- ESP_ENCRYPT_ERROR_ENQ_FAIL,
- n_cop_qp[i] - enq);
- }
- }
- /* *INDENT-ON* */
+ crypto_free_ops (numa, ops, cwm->ops + from_frame->n_vectors - ops);
return from_frame->n_vectors;
}
@@ -489,103 +514,6 @@ VLIB_REGISTER_NODE (dpdk_esp_encrypt_node) = {
VLIB_NODE_FUNCTION_MULTIARCH (dpdk_esp_encrypt_node, dpdk_esp_encrypt_node_fn)
/*
- * ESP Encrypt Post Node
- */
-#define foreach_esp_encrypt_post_error \
- _(PKTS, "ESP post pkts")
- typedef enum
- {
-#define _(sym,str) ESP_ENCRYPT_POST_ERROR_##sym,
- foreach_esp_encrypt_post_error
-#undef _
- ESP_ENCRYPT_POST_N_ERROR,
- } esp_encrypt_post_error_t;
-
- static char *esp_encrypt_post_error_strings[] = {
-#define _(sym,string) string,
- foreach_esp_encrypt_post_error
-#undef _
- };
-
-vlib_node_registration_t dpdk_esp_encrypt_post_node;
-
-static u8 *
-format_esp_encrypt_post_trace (u8 * s, va_list * args)
-{
- return s;
-}
-
-static uword
-dpdk_esp_encrypt_post_node_fn (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
-{
- u32 n_left_from, *from, *to_next = 0, next_index;
-
- from = vlib_frame_vector_args (from_frame);
- n_left_from = from_frame->n_vectors;
-
- next_index = node->cached_next_index;
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0, next0;
- vlib_buffer_t *b0 = 0;
-
- bi0 = from[0];
- from += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
-
- to_next[0] = bi0;
- to_next += 1;
-
- next0 = vnet_buffer (b0)->unused[0];
-
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
- to_next, n_left_to_next, bi0,
- next0);
- }
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- vlib_node_increment_counter (vm, dpdk_esp_encrypt_post_node.index,
- ESP_ENCRYPT_POST_ERROR_PKTS,
- from_frame->n_vectors);
-
- return from_frame->n_vectors;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (dpdk_esp_encrypt_post_node) = {
- .function = dpdk_esp_encrypt_post_node_fn,
- .name = "dpdk-esp-encrypt-post",
- .vector_size = sizeof (u32),
- .format_trace = format_esp_encrypt_post_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
- .n_errors = ARRAY_LEN (esp_encrypt_post_error_strings),
- .error_strings = esp_encrypt_post_error_strings,
- .n_next_nodes = ESP_ENCRYPT_N_NEXT,
- .next_nodes =
- {
-#define _(s,n) [ESP_ENCRYPT_NEXT_##s] = n,
- foreach_esp_encrypt_next
-#undef _
- }
-};
-/* *INDENT-ON* */
-
-VLIB_NODE_FUNCTION_MULTIARCH (dpdk_esp_encrypt_post_node,
- dpdk_esp_encrypt_post_node_fn)
-/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
diff --git a/src/plugins/dpdk/ipsec/ipsec.c b/src/plugins/dpdk/ipsec/ipsec.c
index c9fce3d8392..2fd331c1ccd 100644
--- a/src/plugins/dpdk/ipsec/ipsec.c
+++ b/src/plugins/dpdk/ipsec/ipsec.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
@@ -20,426 +20,1058 @@
#include <dpdk/device/dpdk.h>
#include <dpdk/ipsec/ipsec.h>
-#include <dpdk/ipsec/esp.h>
-#define DPDK_CRYPTO_NB_SESS_OBJS 20000
-#define DPDK_CRYPTO_CACHE_SIZE 512
-#define DPDK_CRYPTO_PRIV_SIZE 128
-#define DPDK_CRYPTO_N_QUEUE_DESC 1024
-#define DPDK_CRYPTO_NB_COPS (1024 * 4)
+#define EMPTY_STRUCT {0}
-static int
-add_del_sa_sess (u32 sa_index, u8 is_add)
+static void
+algos_init (u32 n_mains)
{
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- crypto_worker_main_t *cwm;
- u8 skip_master = vlib_num_workers () > 0;
+ crypto_alg_t *a;
+
+ vec_validate_aligned (dcm->cipher_algs, IPSEC_CRYPTO_N_ALG - 1, 8);
+
+ {
+#define _(v,f,str) \
+ dcm->cipher_algs[IPSEC_CRYPTO_ALG_##f].name = str; \
+ dcm->cipher_algs[IPSEC_CRYPTO_ALG_##f].disabled = n_mains;
+ foreach_ipsec_crypto_alg
+#undef _
+ }
+
+ /* Minimum boundary for ciphers is 4B, required by ESP */
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_NONE];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_NULL;
+ a->boundary = 4; /* 1 */
+ a->key_len = 0;
+ a->iv_len = 0;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CBC_128];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CBC;
+ a->boundary = 16;
+ a->key_len = 16;
+ a->iv_len = 16;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CBC_192];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CBC;
+ a->boundary = 16;
+ a->key_len = 24;
+ a->iv_len = 16;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CBC_256];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CBC;
+ a->boundary = 16;
+ a->key_len = 32;
+ a->iv_len = 16;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CTR_128];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CTR;
+ a->boundary = 4; /* 1 */
+ a->key_len = 16;
+ a->iv_len = 8;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CTR_192];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CTR;
+ a->boundary = 4; /* 1 */
+ a->key_len = 24;
+ a->iv_len = 8;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_CTR_256];
+ a->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ a->alg = RTE_CRYPTO_CIPHER_AES_CTR;
+ a->boundary = 4; /* 1 */
+ a->key_len = 32;
+ a->iv_len = 8;
- /* *INDENT-OFF* */
- vec_foreach (cwm, dcm->workers_main)
- {
- crypto_sa_session_t *sa_sess;
- u8 is_outbound;
+#if DPDK_NO_AEAD
+#define AES_GCM_TYPE RTE_CRYPTO_SYM_XFORM_CIPHER
+#define AES_GCM_ALG RTE_CRYPTO_CIPHER_AES_GCM
+#else
+#define AES_GCM_TYPE RTE_CRYPTO_SYM_XFORM_AEAD
+#define AES_GCM_ALG RTE_CRYPTO_AEAD_AES_GCM
+#endif
- if (skip_master)
- {
- skip_master = 0;
- continue;
- }
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_GCM_128];
+ a->type = AES_GCM_TYPE;
+ a->alg = AES_GCM_ALG;
+ a->boundary = 4; /* 1 */
+ a->key_len = 16;
+ a->iv_len = 8;
+ a->trunc_size = 16;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_GCM_192];
+ a->type = AES_GCM_TYPE;
+ a->alg = AES_GCM_ALG;
+ a->boundary = 4; /* 1 */
+ a->key_len = 24;
+ a->iv_len = 8;
+ a->trunc_size = 16;
+
+ a = &dcm->cipher_algs[IPSEC_CRYPTO_ALG_AES_GCM_256];
+ a->type = AES_GCM_TYPE;
+ a->alg = AES_GCM_ALG;
+ a->boundary = 4; /* 1 */
+ a->key_len = 32;
+ a->iv_len = 8;
+ a->trunc_size = 16;
+
+ vec_validate (dcm->auth_algs, IPSEC_INTEG_N_ALG - 1);
+
+ {
+#define _(v,f,str) \
+ dcm->auth_algs[IPSEC_INTEG_ALG_##f].name = str; \
+ dcm->auth_algs[IPSEC_INTEG_ALG_##f].disabled = n_mains;
+ foreach_ipsec_integ_alg
+#undef _
+ }
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_NONE];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_NULL;
+ a->key_len = 0;
+ a->trunc_size = 0;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_MD5_96];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_MD5_HMAC;
+ a->key_len = 16;
+ a->trunc_size = 12;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_SHA1_96];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_SHA1_HMAC;
+ a->key_len = 20;
+ a->trunc_size = 12;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_SHA_256_96];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_SHA256_HMAC;
+ a->key_len = 32;
+ a->trunc_size = 12;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_SHA_256_128];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_SHA256_HMAC;
+ a->key_len = 32;
+ a->trunc_size = 16;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_SHA_384_192];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_SHA384_HMAC;
+ a->key_len = 48;
+ a->trunc_size = 24;
+
+ a = &dcm->auth_algs[IPSEC_INTEG_ALG_SHA_512_256];
+ a->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ a->alg = RTE_CRYPTO_AUTH_SHA512_HMAC;
+ a->key_len = 64;
+ a->trunc_size = 32;
+}
- for (is_outbound = 0; is_outbound < 2; is_outbound++)
- {
- if (is_add)
- {
- pool_get (cwm->sa_sess_d[is_outbound], sa_sess);
- }
- else
- {
- u8 dev_id;
- i32 ret;
+static u8
+cipher_alg_index (const crypto_alg_t * alg)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- sa_sess = pool_elt_at_index (cwm->sa_sess_d[is_outbound], sa_index);
- dev_id = cwm->qp_data[sa_sess->qp_index].dev_id;
+ return (alg - dcm->cipher_algs);
+}
- if (!sa_sess->sess)
- continue;
-#if DPDK_NO_AEAD
- ret = (rte_cryptodev_sym_session_free(dev_id, sa_sess->sess) == NULL);
- ASSERT (ret);
-#else
- ret = rte_cryptodev_sym_session_clear(dev_id, sa_sess->sess);
- ASSERT (!ret);
+static u8
+auth_alg_index (const crypto_alg_t * alg)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+
+ return (alg - dcm->auth_algs);
+}
+
+static crypto_alg_t *
+cipher_cap_to_alg (const struct rte_cryptodev_capabilities *cap, u8 key_len)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *alg;
+
+ if (cap->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
+ return NULL;
- ret = rte_cryptodev_sym_session_free(sa_sess->sess);
- ASSERT (!ret);
+ /* *INDENT-OFF* */
+ vec_foreach (alg, dcm->cipher_algs)
+ {
+ if ((cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER) &&
+ (alg->type == RTE_CRYPTO_SYM_XFORM_CIPHER) &&
+ (cap->sym.cipher.algo == alg->alg) &&
+ (alg->key_len == key_len))
+ return alg;
+#if ! DPDK_NO_AEAD
+ if ((cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) &&
+ (alg->type == RTE_CRYPTO_SYM_XFORM_AEAD) &&
+ (cap->sym.aead.algo == alg->alg) &&
+ (alg->key_len == key_len))
+ return alg;
#endif
- memset(sa_sess, 0, sizeof(sa_sess[0]));
- }
- }
}
- /* *INDENT-OFF* */
+ /* *INDENT-ON* */
- return 0;
+ return NULL;
}
-static void
-update_qp_data (crypto_worker_main_t * cwm,
- u8 cdev_id, u16 qp_id, u8 is_outbound, u16 * idx)
+static crypto_alg_t *
+auth_cap_to_alg (const struct rte_cryptodev_capabilities *cap, u8 trunc_size)
{
- crypto_qp_data_t *qpd;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *alg;
+
+ if ((cap->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC) ||
+ (cap->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH))
+ return NULL;
/* *INDENT-OFF* */
- vec_foreach_index (*idx, cwm->qp_data)
+ vec_foreach (alg, dcm->auth_algs)
{
- qpd = vec_elt_at_index(cwm->qp_data, *idx);
-
- if (qpd->dev_id == cdev_id && qpd->qp_id == qp_id &&
- qpd->is_outbound == is_outbound)
- return;
+ if ((cap->sym.auth.algo == alg->alg) &&
+ (alg->trunc_size == trunc_size))
+ return alg;
}
/* *INDENT-ON* */
- vec_add2_aligned (cwm->qp_data, qpd, 1, CLIB_CACHE_LINE_BYTES);
+ return NULL;
+}
+
+#if ! DPDK_NO_AEAD
+static void
+crypto_set_aead_xform (struct rte_crypto_sym_xform *xform,
+ ipsec_sa_t * sa, u8 is_outbound)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *c;
+
+ c = vec_elt_at_index (dcm->cipher_algs, sa->crypto_alg);
+
+ ASSERT (c->type == RTE_CRYPTO_SYM_XFORM_AEAD);
+
+ xform->type = RTE_CRYPTO_SYM_XFORM_AEAD;
+ xform->aead.algo = c->alg;
+ xform->aead.key.data = sa->crypto_key;
+ xform->aead.key.length = c->key_len;
+ xform->aead.iv.offset =
+ crypto_op_get_priv_offset () + offsetof (dpdk_op_priv_t, cb);
+ xform->aead.iv.length = 12;
+ xform->aead.digest_length = c->trunc_size;
+ xform->aead.aad_length = sa->use_esn ? 12 : 8;
+ xform->next = NULL;
- qpd->dev_id = cdev_id;
- qpd->qp_id = qp_id;
- qpd->is_outbound = is_outbound;
+ if (is_outbound)
+ xform->aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
+ else
+ xform->aead.op = RTE_CRYPTO_AEAD_OP_DECRYPT;
}
+#endif
-/*
- * return:
- * 0: already exist
- * 1: mapped
- */
-static int
-add_mapping (crypto_worker_main_t * cwm,
- u8 cdev_id, u16 qp, u8 is_outbound,
- const struct rte_cryptodev_capabilities *cipher_cap,
- const struct rte_cryptodev_capabilities *auth_cap)
+static void
+crypto_set_cipher_xform (struct rte_crypto_sym_xform *xform,
+ ipsec_sa_t * sa, u8 is_outbound)
{
- u16 qp_index;
- uword key = 0, data, *ret;
- crypto_worker_qp_key_t *p_key = (crypto_worker_qp_key_t *) & key;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *c;
- p_key->cipher_algo = (u8) cipher_cap->sym.cipher.algo;
- p_key->auth_algo = (u8) auth_cap->sym.auth.algo;
- p_key->is_outbound = is_outbound;
+ c = vec_elt_at_index (dcm->cipher_algs, sa->crypto_alg);
+
+ ASSERT (c->type == RTE_CRYPTO_SYM_XFORM_CIPHER);
+
+ xform->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ xform->cipher.algo = c->alg;
+ xform->cipher.key.data = sa->crypto_key;
+ xform->cipher.key.length = c->key_len;
#if ! DPDK_NO_AEAD
- p_key->is_aead = cipher_cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD;
+ xform->cipher.iv.offset =
+ crypto_op_get_priv_offset () + offsetof (dpdk_op_priv_t, cb);
+ xform->cipher.iv.length = c->iv_len;
#endif
+ xform->next = NULL;
- ret = hash_get (cwm->algo_qp_map, key);
- if (ret)
- return 0;
+ if (is_outbound)
+ xform->cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+ else
+ xform->cipher.op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
+}
- update_qp_data (cwm, cdev_id, qp, is_outbound, &qp_index);
+static void
+crypto_set_auth_xform (struct rte_crypto_sym_xform *xform,
+ ipsec_sa_t * sa, u8 is_outbound)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *a;
+
+ a = vec_elt_at_index (dcm->auth_algs, sa->integ_alg);
- data = (uword) qp_index;
- hash_set (cwm->algo_qp_map, key, data);
+ ASSERT (a->type == RTE_CRYPTO_SYM_XFORM_AUTH);
+
+ xform->type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ xform->auth.algo = a->alg;
+ xform->auth.key.data = sa->integ_key;
+ xform->auth.key.length = a->key_len;
+ xform->auth.digest_length = a->trunc_size;
+#if DPDK_NO_AEAD
+ if (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128 |
+ sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192 |
+ sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256)
+ xform->auth.algo = RTE_CRYPTO_AUTH_AES_GCM;
+ xform->auth.add_auth_data_length = sa->use_esn ? 12 : 8;
+#else
+#if 0
+ xform->auth.iv.offset =
+ sizeof (struct rte_crypto_op) + sizeof (struct rte_crypto_sym_op) +
+ offsetof (dpdk_op_priv_t, cb);
+ xform->auth.iv.length = a->iv_len;
+#endif
+#endif
+ xform->next = NULL;
- return 1;
+ if (is_outbound)
+ xform->auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
+ else
+ xform->auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
}
-/*
- * return:
- * 0: already exist
- * 1: mapped
- */
-static int
-add_cdev_mapping (crypto_worker_main_t * cwm,
- struct rte_cryptodev_info *dev_info, u8 cdev_id,
- u16 qp, u8 is_outbound)
+clib_error_t *
+create_sym_session (struct rte_cryptodev_sym_session **session,
+ u32 sa_idx,
+ crypto_resource_t * res,
+ crypto_worker_main_t * cwm, u8 is_outbound)
{
- const struct rte_cryptodev_capabilities *i, *j;
- u32 mapped = 0;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ ipsec_main_t *im = &ipsec_main;
+ crypto_data_t *data;
+ ipsec_sa_t *sa;
+ struct rte_crypto_sym_xform cipher_xform = { 0 };
+ struct rte_crypto_sym_xform auth_xform = { 0 };
+ struct rte_crypto_sym_xform *xfs;
+ crypto_session_key_t key = { 0 };
+
+ key.drv_id = res->drv_id;
+ key.sa_idx = sa_idx;
+
+ sa = pool_elt_at_index (im->sad, sa_idx);
- for (i = dev_info->capabilities; i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++)
- {
#if ! DPDK_NO_AEAD
- if (i->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD)
+ if ((sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) |
+ (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192) |
+ (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256))
+ {
+ crypto_set_aead_xform (&cipher_xform, sa, is_outbound);
+ xfs = &cipher_xform;
+ }
+ else
+#endif /* ! DPDK_NO_AEAD */
+ {
+ crypto_set_cipher_xform (&cipher_xform, sa, is_outbound);
+ crypto_set_auth_xform (&auth_xform, sa, is_outbound);
+
+ if (is_outbound)
+ {
+ cipher_xform.next = &auth_xform;
+ xfs = &cipher_xform;
+ }
+ else
{
- struct rte_cryptodev_capabilities none = { 0 };
+ auth_xform.next = &cipher_xform;
+ xfs = &auth_xform;
+ }
+ }
- if (check_algo_is_supported (i, NULL) != 0)
- continue;
+ data = vec_elt_at_index (dcm->data, res->numa);
+
+#if DPDK_NO_AEAD
+ /*
+ * DPDK_VER <= 1705:
+ * Each worker/thread has its own session per device driver
+ */
+ session[0] = rte_cryptodev_sym_session_create (res->dev_id, xfs);
+ if (!session[0])
+ {
+ data->session_drv_failed[res->drv_id] += 1;
+ return clib_error_return (0, "failed to create session for dev %u",
+ res->dev_id);
+ }
+#else
+ /*
+ * DPDK_VER >= 1708:
+ * Multiple worker/threads share the session for an SA
+ * Single session per SA, initialized for each device driver
+ */
+ session[0] = (void *) hash_get (data->session_by_sa_index, sa_idx);
+
+ if (!session[0])
+ {
+ session[0] = rte_cryptodev_sym_session_create (data->session_h);
+ if (!session[0])
+ {
+ data->session_h_failed += 1;
+ return clib_error_return (0, "failed to create session header");
+ }
+ hash_set (data->session_by_sa_index, sa_idx, session[0]);
+ }
- none.sym.auth.algo = RTE_CRYPTO_AUTH_NULL;
+ struct rte_mempool **mp;
+ mp = vec_elt_at_index (data->session_drv, res->drv_id);
+ ASSERT (mp[0] != NULL);
- mapped |= add_mapping (cwm, cdev_id, qp, is_outbound, i, &none);
- continue;
+ i32 ret =
+ rte_cryptodev_sym_session_init (res->dev_id, session[0], xfs, mp[0]);
+ if (ret)
+ {
+ data->session_drv_failed[res->drv_id] += 1;
+ return clib_error_return (0, "failed to init session for drv %u",
+ res->drv_id);
+ }
+#endif /* DPDK_NO_AEAD */
+
+ hash_set (cwm->session_by_drv_id_and_sa_index, key.val, session[0]);
+
+ return 0;
+}
+
+static void __attribute__ ((unused)) clear_and_free_obj (void *obj)
+{
+ struct rte_mempool *mp = rte_mempool_from_obj (obj);
+
+ memset (obj, 0, mp->elt_size);
+
+ rte_mempool_put (mp, obj);
+}
+
+#if ! DPDK_NO_AEAD
+/* This is from rte_cryptodev_pmd.h */
+static inline void *
+get_session_private_data (const struct rte_cryptodev_sym_session *sess,
+ uint8_t driver_id)
+{
+ return sess->sess_private_data[driver_id];
+}
+
+/* This is from rte_cryptodev_pmd.h */
+static inline void
+set_session_private_data (struct rte_cryptodev_sym_session *sess,
+ uint8_t driver_id, void *private_data)
+{
+ sess->sess_private_data[driver_id] = private_data;
+}
+#endif
+
+static clib_error_t *
+add_del_sa_session (u32 sa_index, u8 is_add)
+{
+ ipsec_main_t *im = &ipsec_main;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_worker_main_t *cwm;
+ struct rte_cryptodev_sym_session *s;
+ crypto_session_key_t key = { 0 };
+ uword *val;
+ u32 drv_id;
+ i32 ret;
+
+ key.sa_idx = sa_index;
+
+ if (is_add)
+ {
+#if 1
+ ipsec_sa_t *sa = pool_elt_at_index (im->sad, sa_index);
+ u32 seed;
+ switch (sa->crypto_alg)
+ {
+ case IPSEC_CRYPTO_ALG_AES_GCM_128:
+ case IPSEC_CRYPTO_ALG_AES_GCM_192:
+ case IPSEC_CRYPTO_ALG_AES_GCM_256:
+ clib_memcpy (&sa->salt, &sa->crypto_key[sa->crypto_key_len - 4], 4);
+ break;
+ default:
+ seed = (u32) clib_cpu_time_now ();
+ sa->salt = random_u32 (&seed);
}
#endif
- if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
- continue;
+ return 0;
+ }
- if (check_algo_is_supported (i, NULL) != 0)
- continue;
+ /* XXX Wait N cycles to be sure session is not in use OR
+ * keep refcnt at SA level per worker/thread ? */
+ unix_sleep (0.2);
- for (j = dev_info->capabilities; j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED;
- j++)
+ /* *INDENT-OFF* */
+ vec_foreach (cwm, dcm->workers_main)
+ {
+ for (drv_id = 0; drv_id < dcm->max_drv_id; drv_id++)
{
- if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
- continue;
+ key.drv_id = drv_id;
+ val = hash_get (cwm->session_by_drv_id_and_sa_index, key.val);
+ s = (struct rte_cryptodev_sym_session *) val;
- if (check_algo_is_supported (j, NULL) != 0)
+ if (!s)
continue;
- mapped |= add_mapping (cwm, cdev_id, qp, is_outbound, i, j);
+#if DPDK_NO_AEAD
+ ret = (rte_cryptodev_sym_session_free (s->dev_id, s) == NULL);
+ ASSERT (ret);
+#endif
+ hash_unset (cwm->session_by_drv_id_and_sa_index, key.val);
}
}
+ /* *INDENT-ON* */
- return mapped;
-}
+#if ! DPDK_NO_AEAD
+ crypto_data_t *data;
+ /* *INDENT-OFF* */
+ vec_foreach (data, dcm->data)
+ {
+ val = hash_get (data->session_by_sa_index, sa_index);
+ s = (struct rte_cryptodev_sym_session *) val;
-static int
-check_cryptodev_queues ()
-{
- u32 n_qs = 0;
- u8 cdev_id;
- u32 n_req_qs = 2;
+ if (!s)
+ continue;
- if (vlib_num_workers () > 0)
- n_req_qs = vlib_num_workers () * 2;
+ hash_unset (data->session_by_sa_index, sa_index);
- for (cdev_id = 0; cdev_id < rte_cryptodev_count (); cdev_id++)
- {
- struct rte_cryptodev_info cdev_info;
+ void *drv_session;
+ vec_foreach_index (drv_id, dcm->drv)
+ {
+ drv_session = get_session_private_data (s, drv_id);
+ if (!drv_session)
+ continue;
- rte_cryptodev_info_get (cdev_id, &cdev_info);
+ /*
+ * Custom clear to avoid finding a dev_id for drv_id:
+ * ret = rte_cryptodev_sym_session_clear (dev_id, drv_session);
+ * ASSERT (!ret);
+ */
+ clear_and_free_obj (drv_session);
- if (!
- (cdev_info.feature_flags & RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
- continue;
+ set_session_private_data (s, drv_id, NULL);
+ }
- n_qs += cdev_info.max_nb_queue_pairs;
+ ret = rte_cryptodev_sym_session_free(s);
+ ASSERT (!ret);
}
+ /* *INDENT-ON* */
+#endif
- if (n_qs >= n_req_qs)
- return 0;
- else
- return -1;
+ return 0;
}
static clib_error_t *
dpdk_ipsec_check_support (ipsec_sa_t * sa)
{
- if (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+
+ if (sa->integ_alg == IPSEC_INTEG_ALG_NONE)
+ switch (sa->crypto_alg)
+ {
+ case IPSEC_CRYPTO_ALG_AES_GCM_128:
+ case IPSEC_CRYPTO_ALG_AES_GCM_192:
+ case IPSEC_CRYPTO_ALG_AES_GCM_256:
+ break;
+ default:
+ return clib_error_return (0, "unsupported integ-alg %U crypto-alg %U",
+ format_ipsec_integ_alg, sa->integ_alg,
+ format_ipsec_crypto_alg, sa->crypto_alg);
+ }
+
+ /* XXX do we need the NONE check? */
+ if (sa->crypto_alg != IPSEC_CRYPTO_ALG_NONE &&
+ dcm->cipher_algs[sa->crypto_alg].disabled)
+ return clib_error_return (0, "disabled crypto-alg %U",
+ format_ipsec_crypto_alg, sa->crypto_alg);
+
+ /* XXX do we need the NONE check? */
+ if (sa->integ_alg != IPSEC_INTEG_ALG_NONE &&
+ dcm->auth_algs[sa->integ_alg].disabled)
+ return clib_error_return (0, "disabled integ-alg %U",
+ format_ipsec_integ_alg, sa->integ_alg);
+ return NULL;
+}
+
+static void
+crypto_parse_capabilities (crypto_dev_t * dev,
+ const struct rte_cryptodev_capabilities *cap,
+ u32 n_mains)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_alg_t *alg;
+ u8 len, inc;
+
+ for (; cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; cap++)
{
- if (sa->integ_alg != IPSEC_INTEG_ALG_NONE)
- return clib_error_return (0, "unsupported integ-alg %U with "
- "crypto-alg aes-gcm-128",
- format_ipsec_integ_alg, sa->integ_alg);
-#if DPDK_NO_AEAD
- sa->integ_alg = IPSEC_INTEG_ALG_AES_GCM_128;
+ /* A single capability maps to multiple cipher/auth algorithms */
+ switch (cap->sym.xform_type)
+ {
+#if ! DPDK_NO_AEAD
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
#endif
+ case RTE_CRYPTO_SYM_XFORM_CIPHER:
+ inc = cap->sym.cipher.key_size.increment;
+ inc = inc ? inc : 1;
+ for (len = cap->sym.cipher.key_size.min;
+ len <= cap->sym.cipher.key_size.max; len += inc)
+ {
+ alg = cipher_cap_to_alg (cap, len);
+ if (!alg)
+ continue;
+ dev->cipher_support[cipher_alg_index (alg)] = 1;
+ alg->resources += vec_len (dev->free_resources);
+ /* At least enough resources to support one algo */
+ dcm->enabled |= (alg->resources >= n_mains);
+ }
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AUTH:
+ inc = cap->sym.auth.digest_size.increment;
+ inc = inc ? inc : 1;
+ for (len = cap->sym.auth.digest_size.min;
+ len <= cap->sym.auth.digest_size.max; len += inc)
+ {
+ alg = auth_cap_to_alg (cap, len);
+ if (!alg)
+ continue;
+ dev->auth_support[auth_alg_index (alg)] = 1;
+ alg->resources += vec_len (dev->free_resources);
+ /* At least enough resources to support one algo */
+ dcm->enabled |= (alg->resources >= n_mains);
+ }
+ break;
+ default:
+ ;
+ }
}
+}
+
+#define DPDK_CRYPTO_N_QUEUE_DESC 2048
+#define DPDK_CRYPTO_NB_SESS_OBJS 20000
+
+static clib_error_t *
+crypto_dev_conf (u8 dev, u16 n_qp, u8 numa)
+{
+ struct rte_cryptodev_config dev_conf;
+ struct rte_cryptodev_qp_conf qp_conf;
+ i32 ret;
+ u16 qp;
+ i8 *error_str;
+
+ dev_conf.socket_id = numa;
+ dev_conf.nb_queue_pairs = n_qp;
+#if DPDK_NO_AEAD
+ dev_conf.session_mp.nb_objs = DPDK_CRYPTO_NB_SESS_OBJS;
+ dev_conf.session_mp.cache_size = 512;
+#endif
+
+ error_str = "failed to configure crypto device %u";
+ ret = rte_cryptodev_configure (dev, &dev_conf);
+ if (ret < 0)
+ return clib_error_return (0, error_str, dev);
+
+ error_str = "failed to setup crypto device %u queue pair %u";
+ qp_conf.nb_descriptors = DPDK_CRYPTO_N_QUEUE_DESC;
+ for (qp = 0; qp < n_qp; qp++)
+ {
#if DPDK_NO_AEAD
- else if (sa->crypto_alg == IPSEC_CRYPTO_ALG_NONE ||
- sa->integ_alg == IPSEC_INTEG_ALG_NONE ||
- sa->integ_alg == IPSEC_INTEG_ALG_AES_GCM_128)
+ ret = rte_cryptodev_queue_pair_setup (dev, qp, &qp_conf, numa);
#else
- else if (sa->integ_alg == IPSEC_INTEG_ALG_NONE)
+ ret = rte_cryptodev_queue_pair_setup (dev, qp, &qp_conf, numa, NULL);
#endif
- return clib_error_return (0,
- "unsupported integ-alg %U with crypto-alg %U",
- format_ipsec_integ_alg, sa->integ_alg,
- format_ipsec_crypto_alg, sa->crypto_alg);
+ if (ret < 0)
+ return clib_error_return (0, error_str, dev, qp);
+ }
return 0;
}
-static uword
-dpdk_ipsec_process (vlib_main_t * vm, vlib_node_runtime_t * rt,
- vlib_frame_t * f)
+static void
+crypto_scan_devs (u32 n_mains)
{
- ipsec_main_t *im = &ipsec_main;
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- vlib_thread_main_t *tm = vlib_get_thread_main ();
- struct rte_cryptodev_config dev_conf;
- struct rte_cryptodev_qp_conf qp_conf;
- struct rte_cryptodev_info cdev_info;
- struct rte_mempool *rmp;
- i32 dev_id, ret;
- u32 i, skip_master;
-#if ! DPDK_NO_AEAD
- u32 max_sess_size = 0, sess_size;
- i8 socket_id;
+ struct rte_cryptodev *cryptodev;
+ struct rte_cryptodev_info info;
+ crypto_dev_t *dev;
+ crypto_resource_t *res;
+ clib_error_t *error;
+ u32 i;
+ u16 max_res_idx, res_idx, j;
+ u8 drv_id;
+
+ vec_validate_init_empty (dcm->dev, rte_cryptodev_count () - 1,
+ (crypto_dev_t) EMPTY_STRUCT);
+
+ for (i = 0; i < rte_cryptodev_count (); i++)
+ {
+ dev = vec_elt_at_index (dcm->dev, i);
+
+ cryptodev = &rte_cryptodevs[i];
+ rte_cryptodev_info_get (i, &info);
+
+ dev->id = i;
+ dev->name = cryptodev->data->name;
+ dev->numa = rte_cryptodev_socket_id (i);
+ dev->features = info.feature_flags;
+ dev->max_qp = info.max_nb_queue_pairs;
+#if DPDK_NO_AEAD
+ drv_id = cryptodev->dev_type;
+#else
+ drv_id = info.driver_id;
#endif
+ if (drv_id >= vec_len (dcm->drv))
+ vec_validate_init_empty (dcm->drv, drv_id,
+ (crypto_drv_t) EMPTY_STRUCT);
+ vec_elt_at_index (dcm->drv, drv_id)->name = info.driver_name;
+ dev->drv_id = drv_id;
+ vec_add1 (vec_elt_at_index (dcm->drv, drv_id)->devs, i);
+
+ if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
+ continue;
- if (check_cryptodev_queues () < 0)
- {
- clib_warning ("not enough Cryptodevs, default to OpenSSL IPsec");
- return 0;
- }
- dcm->enabled = 1;
+ if ((error = crypto_dev_conf (i, dev->max_qp, dev->numa)))
+ {
+ clib_error_report (error);
+ continue;
+ }
- vec_alloc (dcm->workers_main, tm->n_vlib_mains);
- _vec_len (dcm->workers_main) = tm->n_vlib_mains;
+ max_res_idx = (dev->max_qp / 2) - 1;
- skip_master = vlib_num_workers () > 0;
+ vec_validate (dev->free_resources, max_res_idx);
- fprintf (stdout, "DPDK Cryptodevs info:\n");
- fprintf (stdout, "dev_id\tn_qp\tnb_obj\tcache_size\n");
- /* HW cryptodevs have higher dev_id, use HW first */
- for (dev_id = rte_cryptodev_count () - 1; dev_id >= 0; dev_id--)
- {
- u16 max_nb_qp, qp = 0;
+ res_idx = vec_len (dcm->resource);
+ vec_validate_init_empty_aligned (dcm->resource, res_idx + max_res_idx,
+ (crypto_resource_t) EMPTY_STRUCT,
+ CLIB_CACHE_LINE_BYTES);
- rte_cryptodev_info_get (dev_id, &cdev_info);
+ for (j = 0; j <= max_res_idx; j++, res_idx++)
+ {
+ vec_elt (dev->free_resources, max_res_idx - j) = res_idx;
+ res = &dcm->resource[res_idx];
+ res->dev_id = i;
+ res->drv_id = drv_id;
+ res->qp_id = j * 2;
+ res->numa = dev->numa;
+ res->thread_idx = (u16) ~ 0;
+ }
- if (!
- (cdev_info.feature_flags & RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
- continue;
+ crypto_parse_capabilities (dev, info.capabilities, n_mains);
+ }
+}
- max_nb_qp = cdev_info.max_nb_queue_pairs;
+void
+crypto_auto_placement (void)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_resource_t *res;
+ crypto_worker_main_t *cwm;
+ crypto_dev_t *dev;
+ u32 thread_idx, skip_master;
+ u16 res_idx, *idx;
+ u8 used;
+ u16 i;
- for (i = 0; i < tm->n_vlib_mains; i++)
+ skip_master = vlib_num_workers () > 0;
+
+ /* *INDENT-OFF* */
+ vec_foreach (dev, dcm->dev)
+ {
+ vec_foreach_index (thread_idx, dcm->workers_main)
{
- u8 is_outbound;
- crypto_worker_main_t *cwm;
- uword *map;
+ if (vec_len (dev->free_resources) == 0)
+ break;
+
+ if (thread_idx < skip_master)
+ continue;
+
+ /* Check thread is not already using the device */
+ vec_foreach (idx, dev->used_resources)
+ if (dcm->resource[idx[0]].thread_idx == thread_idx)
+ continue;
- if (skip_master)
+ cwm = vec_elt_at_index (dcm->workers_main, thread_idx);
+
+ used = 0;
+ res_idx = vec_pop (dev->free_resources);
+
+ /* Set device only for supported algos */
+ for (i = 0; i < IPSEC_CRYPTO_N_ALG; i++)
+ if (dev->cipher_support[i] &&
+ cwm->cipher_resource_idx[i] == (u16) ~0)
+ {
+ dcm->cipher_algs[i].disabled--;
+ cwm->cipher_resource_idx[i] = res_idx;
+ used = 1;
+ }
+
+ for (i = 0; i < IPSEC_INTEG_N_ALG; i++)
+ if (dev->auth_support[i] &&
+ cwm->auth_resource_idx[i] == (u16) ~0)
+ {
+ dcm->auth_algs[i].disabled--;
+ cwm->auth_resource_idx[i] = res_idx;
+ used = 1;
+ }
+
+ if (!used)
{
- skip_master = 0;
+ vec_add1 (dev->free_resources, res_idx);
continue;
}
- cwm = vec_elt_at_index (dcm->workers_main, i);
- map = cwm->algo_qp_map;
+ vec_add1 (dev->used_resources, res_idx);
- if (!map)
- {
- map = hash_create (0, sizeof (crypto_worker_qp_key_t));
- if (!map)
- {
- clib_warning ("unable to create hash table for worker %u",
- vlib_mains[i]->thread_index);
- goto error;
- }
- cwm->algo_qp_map = map;
- }
+ res = vec_elt_at_index (dcm->resource, res_idx);
+
+ ASSERT (res->thread_idx == (u16) ~0);
+ res->thread_idx = thread_idx;
- for (is_outbound = 0; is_outbound < 2 && qp < max_nb_qp;
- is_outbound++)
- qp += add_cdev_mapping (cwm, &cdev_info, dev_id, qp, is_outbound);
+ /* Add device to vector of polling resources */
+ vec_add1 (cwm->resource_idx, res_idx);
}
+ }
+ /* *INDENT-ON* */
+}
- if (qp == 0)
- continue;
+static void
+crypto_op_init (struct rte_mempool *mempool,
+ void *_arg __attribute__ ((unused)),
+ void *_obj, unsigned i __attribute__ ((unused)))
+{
+ struct rte_crypto_op *op = _obj;
- dev_conf.socket_id = rte_cryptodev_socket_id (dev_id);
- dev_conf.nb_queue_pairs = cdev_info.max_nb_queue_pairs;
#if DPDK_NO_AEAD
- dev_conf.session_mp.nb_objs = DPDK_CRYPTO_NB_SESS_OBJS;
- dev_conf.session_mp.cache_size = DPDK_CRYPTO_CACHE_SIZE;
+ op->sym = (struct rte_crypto_sym_op *) (op + 1);
+ op->sym->sess_type = RTE_CRYPTO_SYM_OP_WITH_SESSION;
+#else
+ op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
#endif
- ret = rte_cryptodev_configure (dev_id, &dev_conf);
- if (ret < 0)
- {
- clib_warning ("cryptodev %u config error", dev_id);
- goto error;
- }
+ op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op->phys_addr = rte_mem_virt2phy (_obj);
+ op->mempool = mempool;
+}
- qp_conf.nb_descriptors = DPDK_CRYPTO_N_QUEUE_DESC;
- for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
- {
+static clib_error_t *
+crypto_create_crypto_op_pool (u8 numa)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ dpdk_config_main_t *conf = &dpdk_config_main;
+ crypto_data_t *data;
+ u8 *pool_name;
+ u32 pool_priv_size = sizeof (struct rte_crypto_op_pool_private);
+ struct rte_crypto_op_pool_private *priv;
+ clib_error_t *error = NULL;
+
+ data = vec_elt_at_index (dcm->data, numa);
+
+ if (data->crypto_op)
+ return NULL;
+
+ pool_name = format (0, "crypto_pool_numa%u%c", numa, 0);
+
+ data->crypto_op =
+ rte_mempool_create ((i8 *) pool_name, conf->num_mbufs, crypto_op_len (),
+ 512, pool_priv_size, NULL, NULL, crypto_op_init, NULL,
+ numa, 0);
+
+ if (!data->crypto_op)
+ {
+ error = clib_error_return (0, "failed to allocate %s", pool_name);
+ goto done;
+ }
+
+ priv = rte_mempool_get_priv (data->crypto_op);
+
+ priv->priv_size = pool_priv_size;
+ priv->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+
+done:
+ vec_free (pool_name);
+
+ return error;
+}
+
+static clib_error_t *
+crypto_create_session_h_pool (u8 numa)
+{
#if DPDK_NO_AEAD
- ret = rte_cryptodev_queue_pair_setup (dev_id, qp, &qp_conf,
- dev_conf.socket_id);
+ return NULL;
#else
- ret = rte_cryptodev_queue_pair_setup (dev_id, qp, &qp_conf,
- dev_conf.socket_id, NULL);
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+ u8 *pool_name;
+ u32 elt_size;
+ clib_error_t *error = NULL;
+
+ data = vec_elt_at_index (dcm->data, numa);
+
+ if (data->session_h)
+ return NULL;
+
+ pool_name = format (0, "session_h_pool_numa%u%c", numa, 0);
+ elt_size = rte_cryptodev_get_header_session_size ();
+
+ data->session_h =
+ rte_mempool_create ((i8 *) pool_name, DPDK_CRYPTO_NB_SESS_OBJS, elt_size,
+ 512, 0, NULL, NULL, NULL, NULL, numa, 0);
+
+ if (!data->session_h)
+ error = clib_error_return (0, "failed to allocate %s", pool_name);
+
+ vec_free (pool_name);
+
+ return error;
#endif
- if (ret < 0)
- {
- clib_warning ("cryptodev %u qp %u setup error", dev_id, qp);
- goto error;
- }
- }
- vec_validate (dcm->cop_pools, dev_conf.socket_id);
+}
-#if ! DPDK_NO_AEAD
- sess_size = rte_cryptodev_get_private_session_size (dev_id);
- if (sess_size > max_sess_size)
- max_sess_size = sess_size;
+static clib_error_t *
+crypto_create_session_drv_pool (crypto_dev_t * dev)
+{
+#if DPDK_NO_AEAD
+ return NULL;
+#else
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+ u8 *pool_name;
+ u32 elt_size;
+ clib_error_t *error = NULL;
+ u8 numa = dev->numa;
+
+ data = vec_elt_at_index (dcm->data, numa);
+
+ vec_validate (data->session_drv, dev->drv_id);
+ vec_validate (data->session_drv_failed, dev->drv_id);
+
+ if (data->session_drv[dev->drv_id])
+ return NULL;
+
+ pool_name = format (0, "session_drv%u_pool_numa%u%c", dev->drv_id, numa, 0);
+ elt_size = rte_cryptodev_get_private_session_size (dev->id);
+
+ data->session_drv[dev->drv_id] =
+ rte_mempool_create ((i8 *) pool_name, DPDK_CRYPTO_NB_SESS_OBJS, elt_size,
+ 512, 0, NULL, NULL, NULL, NULL, numa, 0);
+
+ if (!data->session_drv[dev->drv_id])
+ error = clib_error_return (0, "failed to allocate %s", pool_name);
+
+ vec_free (pool_name);
+
+ return error;
#endif
+}
- if (!vec_elt (dcm->cop_pools, dev_conf.socket_id))
- {
- u8 *pool_name = format (0, "crypto_op_pool_socket%u%c",
- dev_conf.socket_id, 0);
-
- rmp = rte_crypto_op_pool_create ((char *) pool_name,
- RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- DPDK_CRYPTO_NB_COPS *
- (1 + vlib_num_workers ()),
- DPDK_CRYPTO_CACHE_SIZE,
- DPDK_CRYPTO_PRIV_SIZE,
- dev_conf.socket_id);
-
- if (!rmp)
- {
- clib_warning ("failed to allocate %s", pool_name);
- vec_free (pool_name);
- goto error;
- }
- vec_free (pool_name);
- vec_elt (dcm->cop_pools, dev_conf.socket_id) = rmp;
- }
+static clib_error_t *
+crypto_create_pools (void)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ clib_error_t *error = NULL;
+ crypto_dev_t *dev;
+
+ /* *INDENT-OFF* */
+ vec_foreach (dev, dcm->dev)
+ {
+ vec_validate (dcm->data, dev->numa);
+
+ error = crypto_create_crypto_op_pool (dev->numa);
+ if (error)
+ return error;
+
+ error = crypto_create_session_h_pool (dev->numa);
+ if (error)
+ return error;
- fprintf (stdout, "%u\t%u\t%u\t%u\n", dev_id, dev_conf.nb_queue_pairs,
- DPDK_CRYPTO_NB_SESS_OBJS, DPDK_CRYPTO_CACHE_SIZE);
+ error = crypto_create_session_drv_pool (dev);
+ if (error)
+ return error;
}
+ /* *INDENT-ON* */
+
+ return NULL;
+}
+
+static void
+crypto_disable (void)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+ u8 i;
+
+ dcm->enabled = 0;
-#if ! DPDK_NO_AEAD
/* *INDENT-OFF* */
- vec_foreach_index (socket_id, dcm->cop_pools)
+ vec_foreach (data, dcm->data)
{
- u8 *pool_name;
+ rte_mempool_free (data->crypto_op);
+ rte_mempool_free (data->session_h);
- if (!vec_elt (dcm->cop_pools, socket_id))
- continue;
+ vec_foreach_index (i, data->session_drv)
+ rte_mempool_free (data->session_drv[i]);
- vec_validate (dcm->sess_h_pools, socket_id);
- pool_name = format (0, "crypto_sess_h_socket%u%c",
- socket_id, 0);
- rmp =
- rte_mempool_create((i8 *)pool_name, DPDK_CRYPTO_NB_SESS_OBJS,
- rte_cryptodev_get_header_session_size (),
- 512, 0, NULL, NULL, NULL, NULL,
- socket_id, 0);
- if (!rmp)
- {
- clib_warning ("failed to allocate %s", pool_name);
- vec_free (pool_name);
- goto error;
- }
- vec_free (pool_name);
- vec_elt (dcm->sess_h_pools, socket_id) = rmp;
-
- vec_validate (dcm->sess_pools, socket_id);
- pool_name = format (0, "crypto_sess_socket%u%c",
- socket_id, 0);
- rmp =
- rte_mempool_create((i8 *)pool_name, DPDK_CRYPTO_NB_SESS_OBJS,
- max_sess_size, 512, 0, NULL, NULL, NULL, NULL,
- socket_id, 0);
- if (!rmp)
- {
- clib_warning ("failed to allocate %s", pool_name);
- vec_free (pool_name);
- goto error;
- }
- vec_free (pool_name);
- vec_elt (dcm->sess_pools, socket_id) = rmp;
+ vec_free (data->session_drv);
}
/* *INDENT-ON* */
-#endif
- dpdk_esp_init ();
+ vec_free (dcm->data);
- /* Add new next node and set as default */
+ vec_free (dcm->workers_main);
+ vec_free (dcm->sa_session);
+ vec_free (dcm->dev);
+ vec_free (dcm->resource);
+ vec_free (dcm->cipher_algs);
+ vec_free (dcm->auth_algs);
+}
+
+static uword
+dpdk_ipsec_process (vlib_main_t * vm, vlib_node_runtime_t * rt,
+ vlib_frame_t * f)
+{
+ ipsec_main_t *im = &ipsec_main;
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ crypto_worker_main_t *cwm;
+ clib_error_t *error = NULL;
+ u32 i, skip_master, n_mains;
+
+ n_mains = tm->n_vlib_mains;
+ skip_master = vlib_num_workers () > 0;
+
+ algos_init (n_mains - skip_master);
+
+ crypto_scan_devs (n_mains - skip_master);
+
+ if (!(dcm->enabled))
+ {
+ clib_warning ("not enough DPDK crypto resources, default to OpenSSL");
+ crypto_disable ();
+ return 0;
+ }
+
+ vec_validate_init_empty (dcm->workers_main, n_mains - 1,
+ (crypto_worker_main_t) EMPTY_STRUCT);
+
+ /* *INDENT-OFF* */
+ vec_foreach (cwm, dcm->workers_main)
+ {
+ memset (cwm->cipher_resource_idx, ~0,
+ IPSEC_CRYPTO_N_ALG * sizeof(*cwm->cipher_resource_idx));
+ memset (cwm->auth_resource_idx, ~0,
+ IPSEC_INTEG_N_ALG * sizeof(*cwm->auth_resource_idx));
+ }
+ /* *INDENT-ON* */
+
+ crypto_auto_placement ();
+
+ error = crypto_create_pools ();
+ if (error)
+ {
+ clib_error_report (error);
+ crypto_disable ();
+ return 0;
+ }
+
+ /* Add new next node and set it as default */
vlib_node_t *node, *next_node;
next_node = vlib_get_node_by_name (vm, (u8 *) "dpdk-esp-encrypt");
@@ -459,33 +1091,12 @@ dpdk_ipsec_process (vlib_main_t * vm, vlib_node_runtime_t * rt,
vlib_node_add_next (vm, node->index, next_node->index);
im->cb.check_support_cb = dpdk_ipsec_check_support;
- im->cb.add_del_sa_sess_cb = add_del_sa_sess;
-
- for (i = skip_master; i < tm->n_vlib_mains; i++)
- vlib_node_set_state (vlib_mains[i], dpdk_crypto_input_node.index,
- VLIB_NODE_STATE_POLLING);
-
- /* TODO cryptodev counters */
-
- return 0;
-
-error:
- ;
- crypto_worker_main_t *cwm;
- struct rte_mempool **mp;
- /* *INDENT-OFF* */
- vec_foreach (cwm, dcm->workers_main)
- hash_free (cwm->algo_qp_map);
-
- vec_foreach (mp, dcm->cop_pools)
- {
- if (mp)
- rte_mempool_free (mp[0]);
- }
- /* *INDENT-ON* */
- vec_free (dcm->workers_main);
- vec_free (dcm->cop_pools);
+ im->cb.add_del_sa_sess_cb = add_del_sa_session;
+ node = vlib_get_node_by_name (vm, (u8 *) "dpdk-crypto-input");
+ ASSERT (node);
+ for (i = skip_master; i < n_mains; i++)
+ vlib_node_set_state (vlib_mains[i], node->index, VLIB_NODE_STATE_POLLING);
return 0;
}
diff --git a/src/plugins/dpdk/ipsec/ipsec.h b/src/plugins/dpdk/ipsec/ipsec.h
index a94dd6821af..98e5ad53acb 100644
--- a/src/plugins/dpdk/ipsec/ipsec.h
+++ b/src/plugins/dpdk/ipsec/ipsec.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016 Intel and/or its affiliates.
+ * Copyright (c) 2017 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
@@ -16,6 +16,8 @@
#define __DPDK_IPSEC_H__
#include <vnet/vnet.h>
+#include <vppinfra/cache.h>
+#include <vnet/ipsec/ipsec.h>
#undef always_inline
#include <rte_config.h>
@@ -28,6 +30,20 @@
#define always_inline static inline __attribute__ ((__always_inline__))
#endif
+#define foreach_dpdk_crypto_input_next \
+ _(DROP, "error-drop") \
+ _(IP4_LOOKUP, "ip4-lookup") \
+ _(IP6_LOOKUP, "ip6-lookup") \
+ _(INTERFACE_OUTPUT, "interface-output") \
+ _(DECRYPT_POST, "dpdk-esp-decrypt-post")
+
+typedef enum
+{
+#define _(f,s) DPDK_CRYPTO_INPUT_NEXT_##f,
+ foreach_dpdk_crypto_input_next
+#undef _
+ DPDK_CRYPTO_INPUT_N_NEXT,
+} dpdk_crypto_input_next_t;
#define MAX_QP_PER_LCORE 16
@@ -41,196 +57,334 @@ typedef struct
typedef struct
{
dpdk_gcm_cnt_blk cb;
- union
- {
- u8 aad[12];
- u8 icv[64];
- };
-} dpdk_cop_priv_t;
+ u8 aad[12];
+ u32 next;
+ u8 icv[32];
+} dpdk_op_priv_t __attribute__ ((aligned (16)));
typedef struct
{
- u8 cipher_algo;
- u8 auth_algo;
- u8 is_outbound;
- u8 is_aead;
-} crypto_worker_qp_key_t;
+ u16 *resource_idx;
+ uword *session_by_drv_id_and_sa_index;
+ u16 cipher_resource_idx[IPSEC_CRYPTO_N_ALG];
+ u16 auth_resource_idx[IPSEC_INTEG_N_ALG];
+ struct rte_crypto_op *ops[VLIB_FRAME_SIZE];
+} crypto_worker_main_t __attribute__ ((aligned (CLIB_CACHE_LINE_BYTES)));
typedef struct
{
- u16 dev_id;
- u16 qp_id;
- u16 is_outbound;
- i16 inflights;
- u32 bi[VLIB_FRAME_SIZE];
- struct rte_crypto_op *cops[VLIB_FRAME_SIZE];
- struct rte_crypto_op **free_cops;
-} crypto_qp_data_t;
+ char *name;
+ enum rte_crypto_sym_xform_type type;
+ u32 alg;
+ u8 key_len;
+ u8 iv_len;
+ u8 trunc_size;
+ u8 boundary;
+ u8 disabled;
+ u8 resources;
+} crypto_alg_t __attribute__ ((aligned (8)));
typedef struct
{
- u8 qp_index;
- void *sess;
-} crypto_sa_session_t;
+ u16 *free_resources;
+ u16 *used_resources;
+ u8 cipher_support[IPSEC_CRYPTO_N_ALG];
+ u8 auth_support[IPSEC_INTEG_N_ALG];
+ u8 drv_id;
+ u8 numa;
+ u16 id;
+ const i8 *name;
+ u32 max_qp;
+ u64 features;
+} crypto_dev_t;
+
+typedef struct
+{
+ const i8 *name;
+ u16 *devs;
+} crypto_drv_t;
+
+typedef struct
+{
+ u16 thread_idx;
+ u8 remove;
+ u8 drv_id;
+ u8 dev_id;
+ u8 numa;
+ u16 qp_id;
+ u16 inflights[2];
+ u16 n_ops;
+ u16 __unused;
+ struct rte_crypto_op *ops[VLIB_FRAME_SIZE];
+ u32 bi[VLIB_FRAME_SIZE];
+} crypto_resource_t __attribute__ ((aligned (CLIB_CACHE_LINE_BYTES)));
typedef struct
{
- crypto_sa_session_t *sa_sess_d[2];
- crypto_qp_data_t *qp_data;
- uword *algo_qp_map;
-} crypto_worker_main_t;
+ struct rte_mempool *crypto_op;
+ struct rte_mempool *session_h;
+ struct rte_mempool **session_drv;
+ uword *session_by_sa_index;
+ u64 crypto_op_get_failed;
+ u64 session_h_failed;
+ u64 *session_drv_failed;
+} crypto_data_t;
typedef struct
{
- struct rte_mempool **sess_h_pools;
- struct rte_mempool **sess_pools;
- struct rte_mempool **cop_pools;
crypto_worker_main_t *workers_main;
+ struct rte_cryptodev_sym_session **sa_session;
+ crypto_dev_t *dev;
+ crypto_resource_t *resource;
+ crypto_alg_t *cipher_algs;
+ crypto_alg_t *auth_algs;
+ crypto_data_t *data;
+ crypto_drv_t *drv;
+ u8 max_drv_id;
u8 enabled;
} dpdk_crypto_main_t;
dpdk_crypto_main_t dpdk_crypto_main;
-extern vlib_node_registration_t dpdk_crypto_input_node;
+static const u8 pad_data[] =
+ { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 0 };
-#define CRYPTO_N_FREE_COPS (VLIB_FRAME_SIZE * 3)
+void crypto_auto_placement (void);
-static_always_inline void
-crypto_alloc_cops ()
+clib_error_t *create_sym_session (struct rte_cryptodev_sym_session **session,
+ u32 sa_idx, crypto_resource_t * res,
+ crypto_worker_main_t * cwm, u8 is_outbound);
+
+static_always_inline u32
+crypto_op_len (void)
+{
+ const u32 align = 16;
+ u32 op_size =
+ sizeof (struct rte_crypto_op) + sizeof (struct rte_crypto_sym_op);
+
+ return ((op_size + align - 1) & ~(align - 1)) + sizeof (dpdk_op_priv_t);
+}
+
+static_always_inline u32
+crypto_op_get_priv_offset (void)
+{
+ const u32 align = 16;
+ u32 offset;
+
+ offset = sizeof (struct rte_crypto_op) + sizeof (struct rte_crypto_sym_op);
+ offset = (offset + align - 1) & ~(align - 1);
+
+ return offset;
+}
+
+static_always_inline dpdk_op_priv_t *
+crypto_op_get_priv (struct rte_crypto_op * op)
+{
+ return (dpdk_op_priv_t *) (((u8 *) op) + crypto_op_get_priv_offset ());
+}
+
+/* XXX this requires 64 bit builds so hash_xxx macros use u64 key */
+typedef union
+{
+ u64 val;
+ struct
+ {
+ u32 drv_id;
+ u32 sa_idx;
+ };
+} crypto_session_key_t;
+
+static_always_inline clib_error_t *
+crypto_get_session (struct rte_cryptodev_sym_session **session,
+ u32 sa_idx,
+ crypto_resource_t * res,
+ crypto_worker_main_t * cwm, u8 is_outbound)
+{
+ crypto_session_key_t key = { 0 };
+
+ key.drv_id = res->drv_id;
+ key.sa_idx = sa_idx;
+
+ uword *val = hash_get (cwm->session_by_drv_id_and_sa_index, key.val);
+
+ if (PREDICT_FALSE (!val))
+ return create_sym_session (session, sa_idx, res, cwm, is_outbound);
+
+ session[0] = (struct rte_cryptodev_sym_session *) val[0];
+
+ return NULL;
+}
+
+static_always_inline u16
+get_resource (crypto_worker_main_t * cwm, ipsec_sa_t * sa)
+{
+ u16 cipher_res = cwm->cipher_resource_idx[sa->crypto_alg];
+ u16 auth_res = cwm->auth_resource_idx[sa->integ_alg];
+ u8 is_aead;
+
+ /* Not allowed to setup SA with no-aead-cipher/NULL or NULL/NULL */
+
+ is_aead = ((sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128) |
+ (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_192) |
+ (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_256));
+
+ if (sa->crypto_alg == IPSEC_CRYPTO_ALG_NONE)
+ return auth_res;
+
+ if (cipher_res == auth_res)
+ return cipher_res;
+
+ if (is_aead)
+ return cipher_res;
+
+ return (u16) ~ 0;
+}
+
+static_always_inline i32
+crypto_alloc_ops (u8 numa, struct rte_crypto_op ** ops, u32 n)
{
dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- u32 thread_index = vlib_get_thread_index ();
- crypto_worker_main_t *cwm = &dcm->workers_main[thread_index];
- unsigned socket_id = rte_socket_id ();
- crypto_qp_data_t *qpd;
+ crypto_data_t *data = vec_elt_at_index (dcm->data, numa);
+ i32 ret;
- /* *INDENT-OFF* */
- vec_foreach (qpd, cwm->qp_data)
- {
- u32 l = vec_len (qpd->free_cops);
+ ret = rte_mempool_get_bulk (data->crypto_op, (void **) ops, n);
- if (PREDICT_FALSE (l < VLIB_FRAME_SIZE))
- {
- u32 n_alloc;
+ data->crypto_op_get_failed += ! !ret;
- if (PREDICT_FALSE (!qpd->free_cops))
- vec_alloc (qpd->free_cops, CRYPTO_N_FREE_COPS);
+ return ret;
+}
- n_alloc = rte_crypto_op_bulk_alloc (dcm->cop_pools[socket_id],
- RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- &qpd->free_cops[l],
- CRYPTO_N_FREE_COPS - l - 1);
+static_always_inline void
+crypto_free_ops (u8 numa, struct rte_crypto_op **ops, u32 n)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data = vec_elt_at_index (dcm->data, numa);
- _vec_len (qpd->free_cops) = l + n_alloc;
- }
- }
- /* *INDENT-ON* */
+ if (!n)
+ return;
+
+ rte_mempool_put_bulk (data->crypto_op, (void **) ops, n);
}
static_always_inline void
-crypto_free_cop (crypto_qp_data_t * qpd, struct rte_crypto_op **cops, u32 n)
+crypto_enqueue_ops (vlib_main_t * vm, crypto_worker_main_t * cwm, u8 outbound,
+ u32 node_index, u32 error, u8 numa)
{
- u32 l = vec_len (qpd->free_cops);
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_resource_t *res;
+ u16 *res_idx;
- if (l + n >= CRYPTO_N_FREE_COPS)
+ /* *INDENT-OFF* */
+ vec_foreach (res_idx, cwm->resource_idx)
{
- l -= VLIB_FRAME_SIZE;
- rte_mempool_put_bulk (cops[0]->mempool,
- (void **) &qpd->free_cops[l], VLIB_FRAME_SIZE);
- }
- clib_memcpy (&qpd->free_cops[l], cops, sizeof (*cops) * n);
+ u16 enq;
+ res = vec_elt_at_index (dcm->resource, res_idx[0]);
+
+ if (!res->n_ops)
+ continue;
+
+ enq = rte_cryptodev_enqueue_burst (res->dev_id, res->qp_id + outbound,
+ res->ops, res->n_ops);
+ res->inflights[outbound] += enq;
+
+ if (PREDICT_FALSE (enq < res->n_ops))
+ {
+ crypto_free_ops (numa, &res->ops[enq], res->n_ops - enq);
+ vlib_buffer_free (vm, &res->bi[enq], res->n_ops - enq);
- _vec_len (qpd->free_cops) = l + n;
+ vlib_node_increment_counter (vm, node_index, error,
+ res->n_ops - enq);
+ }
+ res->n_ops = 0;
+ }
+ /* *INDENT-ON* */
}
-static_always_inline int
-check_algo_is_supported (const struct rte_cryptodev_capabilities *cap,
- char *name)
+static_always_inline void
+crypto_set_icb (dpdk_gcm_cnt_blk * icb, u32 salt, u32 seq, u32 seq_hi)
{
- struct
- {
- enum rte_crypto_sym_xform_type type;
- union
- {
- enum rte_crypto_auth_algorithm auth;
- enum rte_crypto_cipher_algorithm cipher;
-#if ! DPDK_NO_AEAD
- enum rte_crypto_aead_algorithm aead;
-#endif
- };
- char *name;
- } supported_algo[] =
- {
- {
- .type = RTE_CRYPTO_SYM_XFORM_CIPHER,.cipher =
- RTE_CRYPTO_CIPHER_NULL,.name = "NULL"},
- {
- .type = RTE_CRYPTO_SYM_XFORM_CIPHER,.cipher =
- RTE_CRYPTO_CIPHER_AES_CBC,.name = "AES_CBC"},
+ icb->salt = salt;
+ icb->iv[0] = seq;
+ icb->iv[1] = seq_hi;
#if DPDK_NO_AEAD
- {
- .type = RTE_CRYPTO_SYM_XFORM_CIPHER,.cipher =
- RTE_CRYPTO_CIPHER_AES_GCM,.name = "AES-GCM"},
-#else
- {
- .type = RTE_CRYPTO_SYM_XFORM_AEAD,.aead =
- RTE_CRYPTO_AEAD_AES_GCM,.name = "AES-GCM"},
+ icb->cnt = clib_host_to_net_u32 (1);
#endif
- {
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_NULL,.name = "NULL"},
- {
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_SHA1_HMAC,.name = "HMAC-SHA1"},
- {
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_SHA256_HMAC,.name = "HMAC-SHA256"},
- {
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_SHA384_HMAC,.name = "HMAC-SHA384"},
- {
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_SHA512_HMAC,.name = "HMAC-SHA512"},
+}
+
+#define __unused __attribute__((unused))
+static_always_inline void
+crypto_op_setup (u8 is_aead, struct rte_mbuf *mb0,
+ struct rte_crypto_op *op, void *session,
+ u32 cipher_off, u32 cipher_len,
+ u8 * icb __unused, u32 iv_size __unused,
+ u32 auth_off, u32 auth_len,
+ u8 * aad __unused, u32 aad_size __unused,
+ u8 * digest, u64 digest_paddr, u32 digest_size __unused)
+{
+ struct rte_crypto_sym_op *sym_op;
+
+ sym_op = (struct rte_crypto_sym_op *) (op + 1);
+
+ sym_op->m_src = mb0;
+ sym_op->session = session;
+
+ if (!digest_paddr)
+ digest_paddr = mb0->buf_physaddr + ((u8 *) digest) - ((u8 *) mb0);
+
#if DPDK_NO_AEAD
+ sym_op->cipher.data.offset = cipher_off;
+ sym_op->cipher.data.length = cipher_len;
+
+ sym_op->cipher.iv.data = icb;
+ sym_op->cipher.iv.phys_addr =
+ op->phys_addr + (uintptr_t) icb - (uintptr_t) op;
+ sym_op->cipher.iv.length = iv_size;
+
+ if (is_aead)
{
- .type = RTE_CRYPTO_SYM_XFORM_AUTH,.auth =
- RTE_CRYPTO_AUTH_AES_GCM,.name = "AES-GCM"},
-#endif
+ sym_op->auth.aad.data = aad;
+ sym_op->auth.aad.phys_addr =
+ op->phys_addr + (uintptr_t) aad - (uintptr_t) op;
+ sym_op->auth.aad.length = aad_size;
+ }
+ else
{
- /* tail */
- .type = RTE_CRYPTO_SYM_XFORM_NOT_SPECIFIED}
- };
+ sym_op->auth.data.offset = auth_off;
+ sym_op->auth.data.length = auth_len;
+ }
- uint32_t i = 0;
+ sym_op->auth.digest.data = digest;
+ sym_op->auth.digest.phys_addr = digest_paddr;
+ sym_op->auth.digest.length = digest_size;
+#else /* ! DPDK_NO_AEAD */
+ if (is_aead)
+ {
+ sym_op->aead.data.offset = cipher_off;
+ sym_op->aead.data.length = cipher_len;
- if (cap->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
- return -1;
+ sym_op->aead.aad.data = aad;
+ sym_op->aead.aad.phys_addr =
+ op->phys_addr + (uintptr_t) aad - (uintptr_t) op;
- while (supported_algo[i].type != RTE_CRYPTO_SYM_XFORM_NOT_SPECIFIED)
- {
- if (cap->sym.xform_type == supported_algo[i].type)
- {
- if ((cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
- cap->sym.cipher.algo == supported_algo[i].cipher) ||
-#if ! DPDK_NO_AEAD
- (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD &&
- cap->sym.aead.algo == supported_algo[i].aead) ||
-#endif
- (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH &&
- cap->sym.auth.algo == supported_algo[i].auth))
- {
- if (name)
- strcpy (name, supported_algo[i].name);
- return 0;
- }
- }
-
- i++;
+ sym_op->aead.digest.data = digest;
+ sym_op->aead.digest.phys_addr = digest_paddr;
}
+ else
+ {
+ sym_op->cipher.data.offset = cipher_off;
+ sym_op->cipher.data.length = cipher_len;
- return -1;
+ sym_op->auth.data.offset = auth_off;
+ sym_op->auth.data.length = auth_len;
+
+ sym_op->auth.digest.data = digest;
+ sym_op->auth.digest.phys_addr = digest_paddr;
+ }
+#endif /* DPDK_NO_AEAD */
}
+#undef __unused
+
#endif /* __DPDK_IPSEC_H__ */
/*