/*
- * 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:
#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)
+dpdk_crypto_main_t dpdk_crypto_main;
+
+#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;
+
+#define AES_GCM_TYPE RTE_CRYPTO_SYM_XFORM_AEAD
+#define AES_GCM_ALG RTE_CRYPTO_AEAD_AES_GCM
+
+ 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;
+}
- /* *INDENT-OFF* */
- vec_foreach (cwm, dcm->workers_main)
- {
- crypto_sa_session_t *sa_sess;
- u8 is_outbound;
+static u8
+cipher_alg_index (const crypto_alg_t * alg)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- if (skip_master)
- {
- skip_master = 0;
- continue;
- }
+ return (alg - dcm->cipher_algs);
+}
- 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;
+static u8
+auth_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->auth_algs);
+}
- if (!sa_sess->sess)
- continue;
+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;
- if (rte_cryptodev_sym_session_free(dev_id, sa_sess->sess))
- {
- clib_warning("failed to free session");
- return -1;
- }
- memset(sa_sess, 0, sizeof(sa_sess[0]));
- }
- }
- }
/* *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 ((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;
+ }
+ /* *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 (cwm->qp_data, qpd, 1);
+ return NULL;
+}
- qpd->dev_id = cdev_id;
- qpd->qp_id = qp_id;
- qpd->is_outbound = is_outbound;
+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;
+
+ if (is_outbound)
+ xform->aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
+ else
+ xform->aead.op = RTE_CRYPTO_AEAD_OP_DECRYPT;
}
-/*
- * 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);
- ret = hash_get (cwm->algo_qp_map, key);
- if (ret)
- return 0;
+ 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;
+ xform->cipher.iv.offset =
+ crypto_op_get_priv_offset () + offsetof (dpdk_op_priv_t, cb);
+ xform->cipher.iv.length = c->iv_len;
+ xform->next = NULL;
+
+ if (is_outbound)
+ xform->cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+ else
+ xform->cipher.op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
+}
+
+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;
- update_qp_data (cwm, cdev_id, qp, is_outbound, &qp_index);
+ 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);
- return 1;
+ 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;
+ xform->next = NULL;
+
+ 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;
+ struct rte_cryptodev_sym_session **s;
+ clib_error_t *erorr = 0;
- for (i = dev_info->capabilities; i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++)
- {
- if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
- continue;
- if (check_algo_is_supported (i, NULL) != 0)
- continue;
+ sa = pool_elt_at_index (im->sad, sa_idx);
- for (j = dev_info->capabilities; j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED;
- j++)
+ 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
+ {
+ crypto_set_cipher_xform (&cipher_xform, sa, is_outbound);
+ crypto_set_auth_xform (&auth_xform, sa, is_outbound);
+
+ if (is_outbound)
{
- if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
- continue;
+ cipher_xform.next = &auth_xform;
+ xfs = &cipher_xform;
+ }
+ else
+ {
+ auth_xform.next = &cipher_xform;
+ xfs = &auth_xform;
+ }
+ }
- if (check_algo_is_supported (j, NULL) != 0)
- continue;
+ data = vec_elt_at_index (dcm->data, res->numa);
+ clib_spinlock_lock_if_init (&data->lockp);
+
+ /*
+ * DPDK_VER >= 1708:
+ * Multiple worker/threads share the session for an SA
+ * Single session per SA, initialized for each device driver
+ */
+ s = (void *) hash_get (data->session_by_sa_index, sa_idx);
- mapped |= add_mapping (cwm, cdev_id, qp, is_outbound, i, j);
+ if (!s)
+ {
+ session[0] = rte_cryptodev_sym_session_create (data->session_h);
+ if (!session[0])
+ {
+ data->session_h_failed += 1;
+ erorr = clib_error_return (0, "failed to create session header");
+ goto done;
}
+ hash_set (data->session_by_sa_index, sa_idx, session[0]);
}
+ else
+ session[0] = s[0];
- return mapped;
-}
+ struct rte_mempool **mp;
+ mp = vec_elt_at_index (data->session_drv, res->drv_id);
+ ASSERT (mp[0] != NULL);
-static int
-check_cryptodev_queues ()
-{
- u32 n_qs = 0;
- u8 cdev_id;
- u32 n_req_qs = 2;
+ 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;
+ erorr = clib_error_return (0, "failed to init session for drv %u",
+ res->drv_id);
+ goto done;
+ }
- if (vlib_num_workers () > 0)
- n_req_qs = vlib_num_workers () * 2;
+ add_session_by_drv_and_sa_idx (session[0], data, res->drv_id, sa_idx);
- for (cdev_id = 0; cdev_id < rte_cryptodev_count (); cdev_id++)
- {
- struct rte_cryptodev_info cdev_info;
+done:
+ clib_spinlock_unlock_if_init (&data->lockp);
+ return erorr;
+}
- rte_cryptodev_info_get (cdev_id, &cdev_info);
+static void __attribute__ ((unused)) clear_and_free_obj (void *obj)
+{
+ struct rte_mempool *mp = rte_mempool_from_obj (obj);
- if (!
- (cdev_info.feature_flags & RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
- continue;
+ clib_memset (obj, 0, mp->elt_size);
- n_qs += cdev_info.max_nb_queue_pairs;
- }
+ rte_mempool_put (mp, obj);
+}
- if (n_qs >= n_req_qs)
- return 0;
- else
- return -1;
+/* 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;
}
static clib_error_t *
-dpdk_ipsec_check_support (ipsec_sa_t * sa)
+dpdk_crypto_session_disposal (crypto_session_disposal_t * v, u64 ts)
{
- if (sa->crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_session_disposal_t *s;
+ void *drv_session;
+ u32 drv_id;
+ i32 ret;
+
+ /* *INDENT-OFF* */
+ vec_foreach (s, v)
{
- if (sa->integ_alg != IPSEC_INTEG_ALG_NONE)
- return clib_error_return (0, "unsupported integ-alg %U with "
- "crypto-algo aes-gcm-128",
- format_ipsec_integ_alg, sa->integ_alg);
- sa->integ_alg = IPSEC_INTEG_ALG_AES_GCM_128;
+ /* ordered vector by timestamp */
+ if (!(s->ts + dcm->session_timeout < ts))
+ break;
+
+ vec_foreach_index (drv_id, dcm->drv)
+ {
+ drv_session = get_session_private_data (s->session, drv_id);
+ if (!drv_session)
+ continue;
+
+ /*
+ * 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);
+
+ set_session_private_data (s->session, drv_id, NULL);
+ }
+
+ if (rte_mempool_from_obj(s->session))
+ {
+ ret = rte_cryptodev_sym_session_free (s->session);
+ ASSERT (!ret);
+ }
}
+ /* *INDENT-ON* */
+
+ if (s < vec_end (v))
+ vec_delete (v, s - v, 0);
else
- {
- if (sa->integ_alg == IPSEC_INTEG_ALG_NONE ||
- sa->integ_alg == IPSEC_INTEG_ALG_AES_GCM_128)
- return clib_error_return (0, "unsupported integ-alg %U",
- format_ipsec_integ_alg, sa->integ_alg);
- }
+ vec_reset_length (v);
return 0;
}
-static uword
-dpdk_ipsec_process (vlib_main_t * vm, vlib_node_runtime_t * rt,
- vlib_frame_t * f)
+static clib_error_t *
+add_del_sa_session (u32 sa_index, u8 is_add)
{
- dpdk_config_main_t *conf = &dpdk_config_main;
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;
+ crypto_data_t *data;
+ struct rte_cryptodev_sym_session *s;
+ uword *val;
+ u32 drv_id;
- if (!conf->cryptodev)
+ if (is_add)
{
- clib_warning ("DPDK Cryptodev support is disabled, "
- "default to OpenSSL IPsec");
+#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
return 0;
}
- if (check_cryptodev_queues () < 0)
+ /* *INDENT-OFF* */
+ vec_foreach (data, dcm->data)
{
- conf->cryptodev = 0;
- clib_warning ("not enough Cryptodevs, default to OpenSSL IPsec");
- return 0;
+ clib_spinlock_lock_if_init (&data->lockp);
+ val = hash_get (data->session_by_sa_index, sa_index);
+ if (val)
+ {
+ s = (struct rte_cryptodev_sym_session *) val[0];
+ vec_foreach_index (drv_id, dcm->drv)
+ {
+ val = (uword*) get_session_by_drv_and_sa_idx (data, drv_id, sa_index);
+ if (val)
+ add_session_by_drv_and_sa_idx(NULL, data, drv_id, sa_index);
+ }
+
+ hash_unset (data->session_by_sa_index, sa_index);
+
+ u64 ts = unix_time_now_nsec ();
+ dpdk_crypto_session_disposal (data->session_disposal, ts);
+
+ crypto_session_disposal_t sd;
+ sd.ts = ts;
+ sd.session = s;
+
+ vec_add1 (data->session_disposal, sd);
+ }
+ clib_spinlock_unlock_if_init (&data->lockp);
}
+ /* *INDENT-ON* */
- vec_alloc (dcm->workers_main, tm->n_vlib_mains);
- _vec_len (dcm->workers_main) = tm->n_vlib_mains;
-
- 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;
- skip_master = vlib_num_workers () > 0;
+ return 0;
+}
- rte_cryptodev_info_get (dev_id, &cdev_info);
+static clib_error_t *
+dpdk_ipsec_check_support (ipsec_sa_t * sa)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
- if (!
- (cdev_info.feature_flags & RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
- continue;
+ if (sa->integ_alg == IPSEC_INTEG_ALG_NONE)
+ switch (sa->crypto_alg)
+ {
+ case IPSEC_CRYPTO_ALG_NONE:
+ 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;
+}
- max_nb_qp = cdev_info.max_nb_queue_pairs;
+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 (i = 0; i < tm->n_vlib_mains; i++)
+ for (; cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; cap++)
+ {
+ /* A single capability maps to multiple cipher/auth algorithms */
+ switch (cap->sym.xform_type)
{
- u8 is_outbound;
- crypto_worker_main_t *cwm;
- uword *map;
-
- if (skip_master)
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
+ 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)
{
- skip_master = 0;
- continue;
+ 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);
}
-
- cwm = vec_elt_at_index (dcm->workers_main, i);
- map = cwm->algo_qp_map;
-
- if (!map)
+ 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)
{
- 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;
+ 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);
}
-
- 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);
+ break;
+ default:
+ ;
}
+ }
+}
- if (qp == 0)
- continue;
+#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;
+ char *error_str;
+
+ dev_conf.socket_id = numa;
+ dev_conf.nb_queue_pairs = n_qp;
- dev_conf.socket_id = rte_cryptodev_socket_id (dev_id);
- dev_conf.nb_queue_pairs = cdev_info.max_nb_queue_pairs;
- dev_conf.session_mp.nb_objs = DPDK_CRYPTO_NB_SESS_OBJS;
- dev_conf.session_mp.cache_size = DPDK_CRYPTO_CACHE_SIZE;
+ 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);
- ret = rte_cryptodev_configure (dev_id, &dev_conf);
+ 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++)
+ {
+ ret = rte_cryptodev_queue_pair_setup (dev, qp, &qp_conf, numa, NULL);
if (ret < 0)
+ return clib_error_return (0, error_str, dev, qp);
+ }
+
+ error_str = "failed to start crypto device %u";
+ if (rte_cryptodev_start (dev))
+ return clib_error_return (0, error_str, dev);
+
+ return 0;
+}
+
+static void
+crypto_scan_devs (u32 n_mains)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ 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;
+ drv_id = info.driver_id;
+ 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 ((error = crypto_dev_conf (i, dev->max_qp, dev->numa)))
{
- clib_warning ("cryptodev %u config error", dev_id);
- goto error;
+ clib_error_report (error);
+ continue;
}
- qp_conf.nb_descriptors = DPDK_CRYPTO_N_QUEUE_DESC;
- for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
+ max_res_idx = (dev->max_qp / 2) - 1;
+
+ vec_validate (dev->free_resources, max_res_idx);
+
+ 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);
+
+ for (j = 0; j <= max_res_idx; j++, res_idx++)
{
- ret = rte_cryptodev_queue_pair_setup (dev_id, qp, &qp_conf,
- dev_conf.socket_id);
- if (ret < 0)
- {
- clib_warning ("cryptodev %u qp %u setup error", dev_id, qp);
- goto error;
- }
+ 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;
}
- vec_validate_aligned (dcm->cop_pools, dev_conf.socket_id,
- CLIB_CACHE_LINE_BYTES);
- if (!vec_elt (dcm->cop_pools, dev_conf.socket_id))
+ crypto_parse_capabilities (dev, info.capabilities, n_mains);
+ }
+}
+
+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;
+
+ skip_master = vlib_num_workers () > 0;
+
+ /* *INDENT-OFF* */
+ vec_foreach (dev, dcm->dev)
+ {
+ vec_foreach_index (thread_idx, dcm->workers_main)
{
- 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);
- vec_free (pool_name);
-
- if (!rmp)
+ 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;
+
+ 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)
{
- clib_warning ("failed to allocate mempool on socket %u",
- dev_conf.socket_id);
- goto error;
+ vec_add1 (dev->free_resources, res_idx);
+ continue;
}
- vec_elt (dcm->cop_pools, dev_conf.socket_id) = rmp;
- }
- 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);
+ vec_add1 (dev->used_resources, res_idx);
+
+ res = vec_elt_at_index (dcm->resource, res_idx);
+
+ ASSERT (res->thread_idx == (u16) ~0);
+ res->thread_idx = thread_idx;
+
+ /* Add device to vector of polling resources */
+ vec_add1 (cwm->resource_idx, res_idx);
+ }
}
+ /* *INDENT-ON* */
+}
- dpdk_esp_init ();
+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;
- /* Add new next node and set as default */
- vlib_node_t *node, *next_node;
+ op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
+ op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op->phys_addr = rte_mempool_virt2iova (_obj);
+ op->mempool = mempool;
+}
- next_node = vlib_get_node_by_name (vm, (u8 *) "dpdk-esp-encrypt");
- ASSERT (next_node);
- node = vlib_get_node_by_name (vm, (u8 *) "ipsec-output-ip4");
- ASSERT (node);
- im->esp_encrypt_node_index = next_node->index;
- im->esp_encrypt_next_index =
- vlib_node_add_next (vm, node->index, next_node->index);
+static clib_error_t *
+crypto_create_crypto_op_pool (vlib_main_t * vm, 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;
+ struct rte_mempool *mp;
+ clib_error_t *error = NULL;
+ u32 map_index;
- next_node = vlib_get_node_by_name (vm, (u8 *) "dpdk-esp-decrypt");
- ASSERT (next_node);
- node = vlib_get_node_by_name (vm, (u8 *) "ipsec-input-ip4");
- ASSERT (node);
- im->esp_decrypt_node_index = next_node->index;
- im->esp_decrypt_next_index =
- vlib_node_add_next (vm, node->index, next_node->index);
+ data = vec_elt_at_index (dcm->data, numa);
- im->cb.check_support_cb = dpdk_ipsec_check_support;
- im->cb.add_del_sa_sess_cb = add_del_sa_sess;
+ /* Already allocated */
+ if (data->crypto_op)
+ return NULL;
- for (i = 1; i < tm->n_vlib_mains; i++)
- vlib_node_set_state (vlib_mains[i], dpdk_crypto_input_node.index,
- VLIB_NODE_STATE_POLLING);
+ pool_name = format (0, "crypto_pool_numa%u%c", numa, 0);
- /* TODO cryptodev counters */
+ error = dpdk_pool_create (vm, pool_name, crypto_op_len (), conf->num_mbufs,
+ pool_priv_size, 512, numa, &mp, &map_index);
- return 0;
+ vec_free (pool_name);
+
+ if (error)
+ return error;
+
+ /* Initialize mempool private data */
+ priv = rte_mempool_get_priv (mp);
+ priv->priv_size = pool_priv_size;
+ priv->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+
+ /* call the object initializers */
+ rte_mempool_obj_iter (mp, crypto_op_init, 0);
+
+ data->crypto_op = mp;
+
+ return NULL;
+}
+
+static clib_error_t *
+crypto_create_session_h_pool (vlib_main_t * vm, u8 numa)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+ u8 *pool_name;
+ struct rte_mempool *mp;
+ clib_error_t *error = NULL;
+ u32 elt_size;
+ u32 map_index;
+
+ 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_sym_get_header_session_size ();
+
+ error = dpdk_pool_create (vm, pool_name, elt_size, DPDK_CRYPTO_NB_SESS_OBJS,
+ 0, 512, numa, &mp, &map_index);
+
+ vec_free (pool_name);
+
+ if (error)
+ return error;
+
+ data->session_h = mp;
+
+ return NULL;
+}
+
+static clib_error_t *
+crypto_create_session_drv_pool (vlib_main_t * vm, crypto_dev_t * dev)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ crypto_data_t *data;
+ u8 *pool_name;
+ struct rte_mempool *mp;
+ clib_error_t *error = NULL;
+ u32 elt_size;
+ u8 numa = dev->numa;
+ u32 map_index;
+
+ 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);
+ vec_validate_aligned (data->session_by_drv_id_and_sa_index, 32,
+ CLIB_CACHE_LINE_BYTES);
+
+ 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_sym_get_private_session_size (dev->id);
+
+ error = dpdk_pool_create (vm, pool_name, elt_size, DPDK_CRYPTO_NB_SESS_OBJS,
+ 0, 512, numa, &mp, &map_index);
+
+ vec_free (pool_name);
+
+ if (error)
+ return error;
+
+ data->session_drv[dev->drv_id] = mp;
+ clib_spinlock_init (&data->lockp);
+
+ return NULL;
+}
+
+static clib_error_t *
+crypto_create_pools (vlib_main_t * vm)
+{
+ dpdk_crypto_main_t *dcm = &dpdk_crypto_main;
+ clib_error_t *error = NULL;
+ crypto_dev_t *dev;
-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 (dev, dcm->dev)
+ {
+ vec_validate_aligned (dcm->data, dev->numa, CLIB_CACHE_LINE_BYTES);
+
+ error = crypto_create_crypto_op_pool (vm, dev->numa);
+ if (error)
+ return error;
+
+ error = crypto_create_session_h_pool (vm, dev->numa);
+ if (error)
+ return error;
+
+ error = crypto_create_session_drv_pool (vm, 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;
- vec_foreach (mp, dcm->cop_pools)
+ dcm->enabled = 0;
+
+ /* *INDENT-OFF* */
+ vec_foreach (data, dcm->data)
{
- if (mp)
- rte_mempool_free (mp[0]);
+ rte_mempool_free (data->crypto_op);
+ rte_mempool_free (data->session_h);
+
+ vec_foreach_index (i, data->session_drv)
+ rte_mempool_free (data->session_drv[i]);
+
+ vec_free (data->session_drv);
+ clib_spinlock_free (&data->lockp);
}
/* *INDENT-ON* */
+
+ vec_free (dcm->data);
vec_free (dcm->workers_main);
- vec_free (dcm->cop_pools);
+ 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;
+ }
+
+ dcm->session_timeout = 10e9;
+
+ vec_validate_init_empty_aligned (dcm->workers_main, n_mains - 1,
+ (crypto_worker_main_t) EMPTY_STRUCT,
+ CLIB_CACHE_LINE_BYTES);
+ /* *INDENT-OFF* */
+ vec_foreach (cwm, dcm->workers_main)
+ {
+ vec_validate_init_empty_aligned (cwm->ops, VLIB_FRAME_SIZE - 1, 0,
+ CLIB_CACHE_LINE_BYTES);
+ clib_memset (cwm->cipher_resource_idx, ~0,
+ IPSEC_CRYPTO_N_ALG * sizeof(*cwm->cipher_resource_idx));
+ clib_memset (cwm->auth_resource_idx, ~0,
+ IPSEC_INTEG_N_ALG * sizeof(*cwm->auth_resource_idx));
+ }
+ /* *INDENT-ON* */
+
+ crypto_auto_placement ();
+
+ error = crypto_create_pools (vm);
+ if (error)
+ {
+ clib_error_report (error);
+ crypto_disable ();
+ return 0;
+ }
+
+
+ ipsec_register_esp_backend (vm, im, "dpdk backend",
+ "dpdk-esp4-encrypt",
+ "dpdk-esp4-decrypt",
+ "dpdk-esp6-encrypt",
+ "dpdk-esp6-decrypt",
+ dpdk_ipsec_check_support, add_del_sa_session);
+
+ vlib_node_t *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;
}
Code Review / vpp.git / blobdiff