W dniu 03.09.2020 o 22:09, akhil.go...@nxp.com pisze:
> From: Akhil Goyal <akhil.go...@nxp.com>
>
> The API ``rte_security_session_create`` takes only single
> mempool for session and session private data. So the
> application need to create mempool for twice the number of
> sessions needed and will also lead to wastage of memory as
> session private data need more memory compared to session.
> Hence the API is modified to take two mempool pointers
> - one for session and one for private data.
> This is very similar to crypto based session create APIs.
>
> Signed-off-by: Akhil Goyal <akhil.go...@nxp.com>
> ---
> app/test-crypto-perf/cperf_ops.c | 4 +--
> app/test/test_cryptodev.c | 8 +++--
> app/test/test_ipsec.c | 3 +-
> app/test/test_security.c | 42 ++++++++++++++++++++------
> doc/guides/prog_guide/rte_security.rst | 6 ++--
> doc/guides/rel_notes/deprecation.rst | 7 -----
> doc/guides/rel_notes/release_20_11.rst | 6 ++++
> examples/ipsec-secgw/ipsec-secgw.c | 12 ++------
> examples/ipsec-secgw/ipsec.c | 9 ++++--
> lib/librte_security/rte_security.c | 6 ++--
> lib/librte_security/rte_security.h | 4 ++-
> 11 files changed, 68 insertions(+), 39 deletions(-)
>
> diff --git a/app/test-crypto-perf/cperf_ops.c
> b/app/test-crypto-perf/cperf_ops.c
> index 3da835a9c..3a64a2c34 100644
> --- a/app/test-crypto-perf/cperf_ops.c
> +++ b/app/test-crypto-perf/cperf_ops.c
> @@ -621,7 +621,7 @@ cperf_create_session(struct rte_mempool *sess_mp,
>
> /* Create security session */
> return (void *)rte_security_session_create(ctx,
> - &sess_conf, sess_mp);
> + &sess_conf, sess_mp, priv_mp);
> }
> if (options->op_type == CPERF_DOCSIS) {
> enum rte_security_docsis_direction direction;
> @@ -664,7 +664,7 @@ cperf_create_session(struct rte_mempool *sess_mp,
>
> /* Create security session */
> return (void *)rte_security_session_create(ctx,
> - &sess_conf, priv_mp);
> + &sess_conf, sess_mp, priv_mp);
> }
> #endif
> sess = rte_cryptodev_sym_session_create(sess_mp);
> diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
> index 70bf6fe2c..6d7da1408 100644
> --- a/app/test/test_cryptodev.c
> +++ b/app/test/test_cryptodev.c
> @@ -7219,7 +7219,8 @@ test_pdcp_proto(int i, int oop,
>
> /* Create security session */
> ut_params->sec_session = rte_security_session_create(ctx,
> - &sess_conf, ts_params->session_priv_mpool);
> + &sess_conf, ts_params->session_mpool,
> + ts_params->session_priv_mpool);
>
> if (!ut_params->sec_session) {
> printf("TestCase %s()-%d line %d failed %s: ",
> @@ -7479,7 +7480,8 @@ test_pdcp_proto_SGL(int i, int oop,
>
> /* Create security session */
> ut_params->sec_session = rte_security_session_create(ctx,
> - &sess_conf, ts_params->session_priv_mpool);
> + &sess_conf, ts_params->session_mpool,
> + ts_params->session_priv_mpool);
>
> if (!ut_params->sec_session) {
> printf("TestCase %s()-%d line %d failed %s: ",
> @@ -7836,6 +7838,7 @@ test_docsis_proto_uplink(int i, struct docsis_test_data
> *d_td)
>
> /* Create security session */
> ut_params->sec_session = rte_security_session_create(ctx, &sess_conf,
> + ts_params->session_mpool,
> ts_params->session_priv_mpool);
>
> if (!ut_params->sec_session) {
> @@ -8011,6 +8014,7 @@ test_docsis_proto_downlink(int i, struct
> docsis_test_data *d_td)
>
> /* Create security session */
> ut_params->sec_session = rte_security_session_create(ctx, &sess_conf,
> + ts_params->session_mpool,
> ts_params->session_priv_mpool);
>
> if (!ut_params->sec_session) {
> diff --git a/app/test/test_ipsec.c b/app/test/test_ipsec.c
> index 79d00d7e0..9ad07a179 100644
> --- a/app/test/test_ipsec.c
> +++ b/app/test/test_ipsec.c
> @@ -632,7 +632,8 @@ create_dummy_sec_session(struct ipsec_unitest_params *ut,
> static struct rte_security_session_conf conf;
>
> ut->ss[j].security.ses = rte_security_session_create(&dummy_sec_ctx,
> - &conf, qp->mp_session_private);
> + &conf, qp->mp_session,
> + qp->mp_session_private);
>
> if (ut->ss[j].security.ses == NULL)
> return -ENOMEM;
> diff --git a/app/test/test_security.c b/app/test/test_security.c
> index 77fd5adc6..ed7de348f 100644
> --- a/app/test/test_security.c
> +++ b/app/test/test_security.c
> @@ -237,6 +237,7 @@ static struct mock_session_create_data {
> struct rte_security_session_conf *conf;
> struct rte_security_session *sess;
> struct rte_mempool *mp;
> + struct rte_mempool *priv_mp;
>
> int ret;
>
session_create op is now called with private mbuf, so you need also to
update assert in mock session_create:
@@ -248,13 +249,13 @@ static int
mock_session_create(void *device,
struct rte_security_session_conf *conf,
struct rte_security_session *sess,
- struct rte_mempool *mp)
+ struct rte_mempool *priv_mp)
{
mock_session_create_exp.called++;
MOCK_TEST_ASSERT_POINTER_PARAMETER(mock_session_create_exp,
device);
MOCK_TEST_ASSERT_POINTER_PARAMETER(mock_session_create_exp, conf);
- MOCK_TEST_ASSERT_POINTER_PARAMETER(mock_session_create_exp, mp);
+ MOCK_TEST_ASSERT_POINTER_PARAMETER(mock_session_create_exp,
priv_mp);
mock_session_create_exp.sess = sess;
> @@ -502,6 +503,7 @@ struct rte_security_ops mock_ops = {
> */
> static struct security_testsuite_params {
> struct rte_mempool *session_mpool;
> + struct rte_mempool *session_priv_mpool;
> } testsuite_params = { NULL };
>
> /**
> @@ -525,6 +527,7 @@ static struct security_unittest_params {
> };
>
> #define SECURITY_TEST_MEMPOOL_NAME "SecurityTestsMempoolName"
> +#define SECURITY_TEST_PRIV_MEMPOOL_NAME "SecurityTestsPrivMempoolName"
Please make the mempool name shorter, otherwise it causes tests to fail:
EAL: Test assert testsuite_setup line 558 failed: Cannot create priv
mempool File name too long
> #define SECURITY_TEST_MEMPOOL_SIZE 15
> #define SECURITY_TEST_SESSION_OBJECT_SIZE sizeof(struct
> rte_security_session)
>
> @@ -545,6 +548,17 @@ testsuite_setup(void)
> SOCKET_ID_ANY, 0);
> TEST_ASSERT_NOT_NULL(ts_params->session_mpool,
> "Cannot create mempool %s\n", rte_strerror(rte_errno));
> +
> + ts_params->session_priv_mpool = rte_mempool_create(
> + SECURITY_TEST_PRIV_MEMPOOL_NAME,
> + SECURITY_TEST_MEMPOOL_SIZE,
> + rte_security_session_get_size(&unittest_params.ctx),
> + 0, 0, NULL, NULL, NULL, NULL,
> + SOCKET_ID_ANY, 0);
> + TEST_ASSERT_NOT_NULL(ts_params->session_priv_mpool,
> + "Cannot create priv mempool %s\n",
> + rte_strerror(rte_errno));
> +
If creation of private data mpool fails, primary mempool need to be
freed before function returns failure code.
> return TEST_SUCCESS;
> }
>
> @@ -659,7 +673,8 @@ ut_setup_with_session(void)
> mock_session_create_exp.ret = 0;
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_NOT_NULL(rte_security_session_create,
> sess);
> TEST_ASSERT_EQUAL(sess, mock_session_create_exp.sess,
> @@ -701,7 +716,8 @@ test_session_create_inv_context(void)
> struct rte_security_session *sess;
>
> sess = rte_security_session_create(NULL, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -725,7 +741,8 @@ test_session_create_inv_context_ops(void)
> ut_params->ctx.ops = NULL;
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -749,7 +766,8 @@ test_session_create_inv_context_ops_fun(void)
> ut_params->ctx.ops = &empty_ops;
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -770,7 +788,8 @@ test_session_create_inv_configuration(void)
> struct rte_security_session *sess;
>
> sess = rte_security_session_create(&ut_params->ctx, NULL,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -790,7 +809,7 @@ test_session_create_inv_mempool(void)
> struct rte_security_session *sess;
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - NULL);
> + NULL, NULL);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -824,7 +843,8 @@ test_session_create_mempool_empty(void)
> TEST_ASSERT_MEMPOOL_USAGE(SECURITY_TEST_MEMPOOL_SIZE);
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 0);
> @@ -853,10 +873,12 @@ test_session_create_ops_failure(void)
> mock_session_create_exp.device = NULL;
> mock_session_create_exp.conf = &ut_params->conf;
> mock_session_create_exp.mp = ts_params->session_mpool;
> + mock_session_create_exp.priv_mp = ts_params->session_priv_mpool;
> mock_session_create_exp.ret = -1; /* Return failure status. */
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_RET(rte_security_session_create,
> sess, NULL, "%p");
> TEST_ASSERT_MOCK_CALLS(mock_session_create_exp, 1);
> @@ -879,10 +901,12 @@ test_session_create_success(void)
> mock_session_create_exp.device = NULL;
> mock_session_create_exp.conf = &ut_params->conf;
> mock_session_create_exp.mp = ts_params->session_mpool;
> + mock_session_create_exp.priv_mp = ts_params->session_priv_mpool;
> mock_session_create_exp.ret = 0; /* Return success status. */
>
> sess = rte_security_session_create(&ut_params->ctx, &ut_params->conf,
> - ts_params->session_mpool);
> + ts_params->session_mpool,
> + ts_params->session_priv_mpool);
> TEST_ASSERT_MOCK_FUNCTION_CALL_NOT_NULL(rte_security_session_create,
> sess);
> TEST_ASSERT_EQUAL(sess, mock_session_create_exp.sess,
> diff --git a/doc/guides/prog_guide/rte_security.rst
> b/doc/guides/prog_guide/rte_security.rst
> index 127da2e4f..cff0653f5 100644
> --- a/doc/guides/prog_guide/rte_security.rst
> +++ b/doc/guides/prog_guide/rte_security.rst
> @@ -533,8 +533,10 @@ and this allows further acceleration of the offload of
> Crypto workloads.
>
> The Security framework provides APIs to create and free sessions for
> crypto/ethernet
> devices, where sessions are mempool objects. It is the application's
> responsibility
> -to create and manage the session mempools. The mempool object size should be
> able to
> -accommodate the driver's private data of security session.
> +to create and manage two session mempools - one for session and other for
> session
> +private data. The mempool object size should be able to accommodate the
> driver's
> +private data of security session. The application can get the size of
> session private
> +data using API ``rte_security_session_get_size``.
>
> Once the session mempools have been created,
> ``rte_security_session_create()``
> is used to allocate and initialize a session for the required
> crypto/ethernet device.
> diff --git a/doc/guides/rel_notes/deprecation.rst
> b/doc/guides/rel_notes/deprecation.rst
> index 345c38d5b..84be88a13 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -263,13 +263,6 @@ Deprecation Notices
> This feature faces reliability issues and is often conflicting with
> new features being implemented.
>
> -* security: The API ``rte_security_session_create`` takes only single mempool
> - for session and session private data. So the application need to create
> - mempool for twice the number of sessions needed and will also lead to
> - wastage of memory as session private data need more memory compared to
> session.
> - Hence the API will be modified to take two mempool pointers - one for
> session
> - and one for private data.
> -
> * cryptodev: ``RTE_CRYPTO_AEAD_LIST_END`` from ``enum
> rte_crypto_aead_algorithm``,
> ``RTE_CRYPTO_CIPHER_LIST_END`` from ``enum rte_crypto_cipher_algorithm``
> and
> ``RTE_CRYPTO_AUTH_LIST_END`` from ``enum rte_crypto_auth_algorithm``
> diff --git a/doc/guides/rel_notes/release_20_11.rst
> b/doc/guides/rel_notes/release_20_11.rst
> index df227a177..04c1a1b81 100644
> --- a/doc/guides/rel_notes/release_20_11.rst
> +++ b/doc/guides/rel_notes/release_20_11.rst
> @@ -84,6 +84,12 @@ API Changes
> Also, make sure to start the actual text at the margin.
> =======================================================
>
> +* security: The API ``rte_security_session_create`` is updated to take two
> + mempool objects one for session and other for session private data.
> + So the application need to create two mempools and get the size of session
> + private data using API ``rte_security_session_get_size`` for private
> session
> + mempool.
> +
>
> ABI Changes
> -----------
> diff --git a/examples/ipsec-secgw/ipsec-secgw.c
> b/examples/ipsec-secgw/ipsec-secgw.c
> index 8ba15d23c..55a5ea9f4 100644
> --- a/examples/ipsec-secgw/ipsec-secgw.c
> +++ b/examples/ipsec-secgw/ipsec-secgw.c
> @@ -2351,12 +2351,8 @@ session_pool_init(struct socket_ctx *ctx, int32_t
> socket_id, size_t sess_sz)
>
> snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
> "sess_mp_%u", socket_id);
> - /*
> - * Doubled due to rte_security_session_create() uses one mempool for
> - * session and for session private data.
> - */
> nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
> - rte_lcore_count()) * 2;
> + rte_lcore_count());
> sess_mp = rte_cryptodev_sym_session_pool_create(
> mp_name, nb_sess, sess_sz, CDEV_MP_CACHE_SZ, 0,
> socket_id);
> @@ -2379,12 +2375,8 @@ session_priv_pool_init(struct socket_ctx *ctx, int32_t
> socket_id,
>
> snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
> "sess_mp_priv_%u", socket_id);
> - /*
> - * Doubled due to rte_security_session_create() uses one mempool for
> - * session and for session private data.
> - */
> nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
> - rte_lcore_count()) * 2;
> + rte_lcore_count());
> sess_mp = rte_mempool_create(mp_name,
> nb_sess,
> sess_sz,
> diff --git a/examples/ipsec-secgw/ipsec.c b/examples/ipsec-secgw/ipsec.c
> index 01faa7ac7..6baeeb342 100644
> --- a/examples/ipsec-secgw/ipsec.c
> +++ b/examples/ipsec-secgw/ipsec.c
> @@ -117,7 +117,8 @@ create_lookaside_session(struct ipsec_ctx *ipsec_ctx,
> struct ipsec_sa *sa,
> set_ipsec_conf(sa, &(sess_conf.ipsec));
>
> ips->security.ses = rte_security_session_create(ctx,
> - &sess_conf,
> ipsec_ctx->session_priv_pool);
> + &sess_conf, ipsec_ctx->session_pool,
> + ipsec_ctx->session_priv_pool);
> if (ips->security.ses == NULL) {
> RTE_LOG(ERR, IPSEC,
> "SEC Session init failed: err: %d\n", ret);
> @@ -198,7 +199,8 @@ create_inline_session(struct socket_ctx *skt_ctx, struct
> ipsec_sa *sa,
> }
>
> ips->security.ses = rte_security_session_create(sec_ctx,
> - &sess_conf, skt_ctx->session_pool);
> + &sess_conf, skt_ctx->session_pool,
> + skt_ctx->session_priv_pool);
> if (ips->security.ses == NULL) {
> RTE_LOG(ERR, IPSEC,
> "SEC Session init failed: err: %d\n", ret);
> @@ -378,7 +380,8 @@ create_inline_session(struct socket_ctx *skt_ctx, struct
> ipsec_sa *sa,
> sess_conf.userdata = (void *) sa;
>
> ips->security.ses = rte_security_session_create(sec_ctx,
> - &sess_conf, skt_ctx->session_pool);
> + &sess_conf, skt_ctx->session_pool,
> + skt_ctx->session_priv_pool);
> if (ips->security.ses == NULL) {
> RTE_LOG(ERR, IPSEC,
> "SEC Session init failed: err: %d\n", ret);
> diff --git a/lib/librte_security/rte_security.c
> b/lib/librte_security/rte_security.c
> index 515c29e04..293ca747d 100644
> --- a/lib/librte_security/rte_security.c
> +++ b/lib/librte_security/rte_security.c
> @@ -26,7 +26,8 @@
> struct rte_security_session *
> rte_security_session_create(struct rte_security_ctx *instance,
> struct rte_security_session_conf *conf,
> - struct rte_mempool *mp)
> + struct rte_mempool *mp,
> + struct rte_mempool *priv_mp)
> {
> struct rte_security_session *sess = NULL;
>
> @@ -37,7 +38,8 @@ rte_security_session_create(struct rte_security_ctx
> *instance,
> if (rte_mempool_get(mp, (void **)&sess))
> return NULL;
>
> - if (instance->ops->session_create(instance->device, conf, sess, mp)) {
> + if (instance->ops->session_create(instance->device, conf,
> + sess, priv_mp)) {
> rte_mempool_put(mp, (void *)sess);
> return NULL;
> }
> diff --git a/lib/librte_security/rte_security.h
> b/lib/librte_security/rte_security.h
> index 16839e539..1710cdd6a 100644
> --- a/lib/librte_security/rte_security.h
> +++ b/lib/librte_security/rte_security.h
> @@ -386,6 +386,7 @@ struct rte_security_session {
> * @param instance security instance
> * @param conf session configuration parameters
> * @param mp mempool to allocate session objects from
> + * @param priv_mp mempool to allocate session private data objects from
> * @return
> * - On success, pointer to session
> * - On failure, NULL
> @@ -393,7 +394,8 @@ struct rte_security_session {
> struct rte_security_session *
> rte_security_session_create(struct rte_security_ctx *instance,
> struct rte_security_session_conf *conf,
> - struct rte_mempool *mp);
> + struct rte_mempool *mp,
> + struct rte_mempool *priv_mp);
>
> /**
> * Update security session as specified by the session configuration
--
Lukasz Wojciechowski
Principal Software Engineer
Samsung R&D Institute Poland
Samsung Electronics
Office +48 22 377 88 25
l.wojciec...@partner.samsung.com
