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authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>2019-08-05 13:43:31 +0200
committerAndrew Yourtchenko <ayourtch@gmail.com>2019-09-20 05:47:01 +0000
commit1d74eceb1f9ce20fcd9b9a4f9c9a21d03b697aeb (patch)
tree574ecfc207d127cff24e1d77ee48f54d9bc3db63
parent5ab1946466d2cf495b8f94c7cab5560a1622c1cd (diff)
hsa: Refactor quic_echo to allow other protocols
Type: refactor Change-Id: Iaef9091e1d057110530255e644fad1c298418966 Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
-rw-r--r--src/plugins/hs_apps/CMakeLists.txt8
-rw-r--r--src/plugins/hs_apps/sapi/echo_common.c158
-rw-r--r--src/plugins/hs_apps/sapi/quic_echo.c1916
-rw-r--r--src/plugins/hs_apps/sapi/quic_echo.h246
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo.c1049
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_bapi.c439
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_common.c562
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_common.h321
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_proto_quic.c507
-rw-r--r--src/plugins/quic/test/test_quic.py4
10 files changed, 2886 insertions, 2324 deletions
diff --git a/src/plugins/hs_apps/CMakeLists.txt b/src/plugins/hs_apps/CMakeLists.txt
index bf1f49cfa42..2334cb5b952 100644
--- a/src/plugins/hs_apps/CMakeLists.txt
+++ b/src/plugins/hs_apps/CMakeLists.txt
@@ -34,8 +34,12 @@ if(VPP_BUILD_HS_SAPI_APPS)
DEPENDS api_headers
NO_INSTALL
)
- add_vpp_executable(quic_echo
- SOURCES sapi/quic_echo.c
+ add_vpp_executable(vpp_echo
+ SOURCES
+ sapi/vpp_echo.c
+ sapi/vpp_echo_common.c
+ sapi/vpp_echo_bapi.c
+ sapi/vpp_echo_proto_quic.c
LINK_LIBRARIES vlibmemoryclient svm vppinfra pthread m rt
DEPENDS api_headers
NO_INSTALL
diff --git a/src/plugins/hs_apps/sapi/echo_common.c b/src/plugins/hs_apps/sapi/echo_common.c
deleted file mode 100644
index a5c28145ba8..00000000000
--- a/src/plugins/hs_apps/sapi/echo_common.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 2019 Cisco 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.
- */
-
-#include <stdio.h>
-#include <signal.h>
-
-#include <vnet/session/application_interface.h>
-
-typedef struct
-{
- /* VNET_API_ERROR_FOO -> "Foo" hash table */
- uword *error_string_by_error_number;
-} echo_common_main_t;
-
-echo_common_main_t echo_common_main;
-
-u8 *
-format_ip4_address (u8 * s, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]);
-}
-
-u8 *
-format_ip6_address (u8 * s, va_list * args)
-{
- ip6_address_t *a = va_arg (*args, ip6_address_t *);
- u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon;
-
- i_max_n_zero = ARRAY_LEN (a->as_u16);
- max_n_zeros = 0;
- i_first_zero = i_max_n_zero;
- n_zeros = 0;
- for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
- {
- u32 is_zero = a->as_u16[i] == 0;
- if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16))
- {
- i_first_zero = i;
- n_zeros = 0;
- }
- n_zeros += is_zero;
- if ((!is_zero && n_zeros > max_n_zeros)
- || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros))
- {
- i_max_n_zero = i_first_zero;
- max_n_zeros = n_zeros;
- i_first_zero = ARRAY_LEN (a->as_u16);
- n_zeros = 0;
- }
- }
-
- last_double_colon = 0;
- for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
- {
- if (i == i_max_n_zero && max_n_zeros > 1)
- {
- s = format (s, "::");
- i += max_n_zeros - 1;
- last_double_colon = 1;
- }
- else
- {
- s = format (s, "%s%x",
- (last_double_colon || i == 0) ? "" : ":",
- clib_net_to_host_u16 (a->as_u16[i]));
- last_double_colon = 0;
- }
- }
-
- return s;
-}
-
-/* Format an IP46 address. */
-u8 *
-format_ip46_address (u8 * s, va_list * args)
-{
- ip46_address_t *ip46 = va_arg (*args, ip46_address_t *);
- ip46_type_t type = va_arg (*args, ip46_type_t);
- int is_ip4 = 1;
-
- switch (type)
- {
- case IP46_TYPE_ANY:
- is_ip4 = ip46_address_is_ip4 (ip46);
- break;
- case IP46_TYPE_IP4:
- is_ip4 = 1;
- break;
- case IP46_TYPE_IP6:
- is_ip4 = 0;
- break;
- }
-
- return is_ip4 ?
- format (s, "%U", format_ip4_address, &ip46->ip4) :
- format (s, "%U", format_ip6_address, &ip46->ip6);
-}
-
-static uword
-unformat_data (unformat_input_t * input, va_list * args)
-{
- u64 _a;
- u64 *a = va_arg (*args, u64 *);
- if (unformat (input, "%lluGb", &_a))
- *a = _a << 30;
- else if (unformat (input, "%lluMb", &_a))
- *a = _a << 20;
- else if (unformat (input, "%lluKb", &_a))
- *a = _a << 10;
- else if (unformat (input, "%llu", a))
- ;
- else
- return 0;
- return 1;
-}
-
-static u8 *
-format_api_error (u8 * s, va_list * args)
-{
- echo_common_main_t *ecm = &echo_common_main;
- i32 error = va_arg (*args, u32);
- uword *p;
-
- p = hash_get (ecm->error_string_by_error_number, -error);
-
- if (p)
- s = format (s, "%s", p[0]);
- else
- s = format (s, "%d", error);
- return s;
-}
-
-static void
-init_error_string_table ()
-{
- echo_common_main_t *ecm = &echo_common_main;
- ecm->error_string_by_error_number = hash_create (0, sizeof (uword));
-
-#define _(n,v,s) hash_set (ecm->error_string_by_error_number, -v, s);
- foreach_vnet_api_error;
-#undef _
-
- hash_set (ecm->error_string_by_error_number, 99, "Misc");
-}
-
diff --git a/src/plugins/hs_apps/sapi/quic_echo.c b/src/plugins/hs_apps/sapi/quic_echo.c
deleted file mode 100644
index 312b703d7e1..00000000000
--- a/src/plugins/hs_apps/sapi/quic_echo.c
+++ /dev/null
@@ -1,1916 +0,0 @@
-/*
- * Copyright (c) 2019 Cisco 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.
- */
-
-#include <stdio.h>
-#include <signal.h>
-
-#include <vlibmemory/api.h>
-
-#include <vpp/api/vpe_msg_enum.h>
-#include <svm/fifo_segment.h>
-#include <hs_apps/sapi/quic_echo.h>
-#include <hs_apps/sapi/echo_common.c>
-
-echo_main_t echo_main;
-
-/*
- *
- * Format functions
- *
- */
-
-u8 *
-format_quic_echo_state (u8 * s, va_list * args)
-{
- u32 state = va_arg (*args, u32);
- if (state == STATE_START)
- return format (s, "STATE_START");
- if (state == STATE_ATTACHED)
- return format (s, "STATE_ATTACHED");
- if (state == STATE_LISTEN)
- return format (s, "STATE_LISTEN");
- if (state == STATE_READY)
- return format (s, "STATE_READY");
- if (state == STATE_DATA_DONE)
- return format (s, "STATE_DATA_DONE");
- if (state == STATE_DISCONNECTED)
- return format (s, "STATE_DISCONNECTED");
- if (state == STATE_DETACHED)
- return format (s, "STATE_DETACHED");
- else
- return format (s, "unknown state");
-}
-
-static uword
-unformat_close (unformat_input_t * input, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- if (unformat (input, "Y"))
- *a = ECHO_CLOSE_F_ACTIVE;
- else if (unformat (input, "N"))
- *a = ECHO_CLOSE_F_NONE;
- else if (unformat (input, "W"))
- *a = ECHO_CLOSE_F_PASSIVE;
- else
- return 0;
- return 1;
-}
-
-static uword
-echo_unformat_timing_event (unformat_input_t * input, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- if (unformat (input, "start"))
- *a = ECHO_EVT_START;
- else if (unformat (input, "qconnected"))
- *a = ECHO_EVT_LAST_QCONNECTED;
- else if (unformat (input, "qconnect"))
- *a = ECHO_EVT_FIRST_QCONNECT;
- else if (unformat (input, "sconnected"))
- *a = ECHO_EVT_LAST_SCONNECTED;
- else if (unformat (input, "sconnect"))
- *a = ECHO_EVT_FIRST_SCONNECT;
- else if (unformat (input, "lastbyte"))
- *a = ECHO_EVT_LAST_BYTE;
- else if (unformat (input, "exit"))
- *a = ECHO_EVT_EXIT;
- else
- return 0;
- return 1;
-}
-
-u8 *
-echo_format_timing_event (u8 * s, va_list * args)
-{
- u32 timing_event = va_arg (*args, u32);
- if (timing_event == ECHO_EVT_START)
- return format (s, "start");
- if (timing_event == ECHO_EVT_FIRST_QCONNECT)
- return format (s, "qconnect");
- if (timing_event == ECHO_EVT_LAST_QCONNECTED)
- return format (s, "qconnected");
- if (timing_event == ECHO_EVT_FIRST_SCONNECT)
- return format (s, "sconnect");
- if (timing_event == ECHO_EVT_LAST_SCONNECTED)
- return format (s, "sconnected");
- if (timing_event == ECHO_EVT_LAST_BYTE)
- return format (s, "lastbyte");
- if (timing_event == ECHO_EVT_EXIT)
- return format (s, "exit");
- else
- return format (s, "unknown timing event");
-}
-
-/*
- *
- * End of format functions
- *
- */
-
-static void
-echo_session_prealloc (echo_main_t * em)
-{
- /* We need to prealloc to avoid vec resize in threads */
- echo_session_t *session;
- int n_sessions = em->n_clients * (em->n_stream_clients + 1)
- + em->i_am_master;
- int i;
- for (i = 0; i < n_sessions; i++)
- {
- pool_get (em->sessions, session);
- clib_memset (session, 0, sizeof (*session));
- session->session_index = session - em->sessions;
- session->listener_index = SESSION_INVALID_INDEX;
- session->session_state = QUIC_SESSION_STATE_INITIAL;
- }
-}
-
-static echo_session_t *
-echo_session_new (echo_main_t * em)
-{
- /* thread safe new prealloced session */
- return pool_elt_at_index (em->sessions,
- clib_atomic_fetch_add (&em->nxt_available_sidx,
- 1));
-}
-
-
-static int
-echo_send_rpc (echo_main_t * em, void *fp, void *arg, u32 opaque)
-{
- svm_msg_q_msg_t msg;
- echo_rpc_msg_t *evt;
- if (PREDICT_FALSE (svm_msg_q_lock (em->rpc_msq_queue)))
- {
- ECHO_LOG (1, "RPC lock failed");
- return -1;
- }
- if (PREDICT_FALSE (svm_msg_q_ring_is_full (em->rpc_msq_queue, 0)))
- {
- svm_msg_q_unlock (em->rpc_msq_queue);
- ECHO_LOG (1, "RPC ring is full");
- return -2;
- }
- msg = svm_msg_q_alloc_msg_w_ring (em->rpc_msq_queue, 0);
- if (PREDICT_FALSE (svm_msg_q_msg_is_invalid (&msg)))
- {
- ECHO_LOG (1, "RPC msg is invalid");
- svm_msg_q_unlock (em->rpc_msq_queue);
- return -2;
- }
- evt = (echo_rpc_msg_t *) svm_msg_q_msg_data (em->rpc_msq_queue, &msg);
- evt->arg = arg;
- evt->opaque = opaque;
- evt->fp = fp;
-
- svm_msg_q_add_and_unlock (em->rpc_msq_queue, &msg);
- return 0;
-}
-
-static inline void
-echo_segment_handle_add_del (echo_main_t * em, u64 segment_handle, u8 add)
-{
- clib_spinlock_lock (&em->segment_handles_lock);
- if (add)
- hash_set (em->shared_segment_handles, segment_handle, 1);
- else
- hash_unset (em->shared_segment_handles, segment_handle);
- clib_spinlock_unlock (&em->segment_handles_lock);
-}
-
-static inline void
-echo_session_handle_add_del (echo_main_t * em, u64 handle, u32 sid)
-{
- clib_spinlock_lock (&em->sid_vpp_handles_lock);
- if (sid == SESSION_INVALID_INDEX)
- hash_unset (em->session_index_by_vpp_handles, handle);
- else
- hash_set (em->session_index_by_vpp_handles, handle, sid);
- clib_spinlock_unlock (&em->sid_vpp_handles_lock);
-}
-
-static inline echo_session_t *
-echo_get_session_from_handle (echo_main_t * em, u64 handle)
-{
- uword *p;
- clib_spinlock_lock (&em->sid_vpp_handles_lock);
- p = hash_get (em->session_index_by_vpp_handles, handle);
- clib_spinlock_unlock (&em->sid_vpp_handles_lock);
- if (!p)
- {
- ECHO_FAIL ("unknown handle 0x%lx", handle);
- return 0;
- }
- return pool_elt_at_index (em->sessions, p[0]);
-}
-
-/*
- *
- * Session API Calls
- *
- */
-
-void
-application_send_attach (echo_main_t * em)
-{
- vl_api_application_attach_t *bmp;
- vl_api_application_tls_cert_add_t *cert_mp;
- vl_api_application_tls_key_add_t *key_mp;
-
- bmp = vl_msg_api_alloc (sizeof (*bmp));
- clib_memset (bmp, 0, sizeof (*bmp));
-
- bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_ATTACH);
- bmp->client_index = em->my_client_index;
- bmp->context = ntohl (0xfeedface);
- bmp->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_ACCEPT_REDIRECT;
- bmp->options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ADD_SEGMENT;
- bmp->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = 16;
- bmp->options[APP_OPTIONS_RX_FIFO_SIZE] = em->fifo_size;
- bmp->options[APP_OPTIONS_TX_FIFO_SIZE] = em->fifo_size;
- bmp->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20;
- bmp->options[APP_OPTIONS_SEGMENT_SIZE] = 256 << 20;
- bmp->options[APP_OPTIONS_EVT_QUEUE_SIZE] = 256;
- if (em->appns_id)
- {
- bmp->namespace_id_len = vec_len (em->appns_id);
- clib_memcpy_fast (bmp->namespace_id, em->appns_id,
- bmp->namespace_id_len);
- bmp->options[APP_OPTIONS_FLAGS] |= em->appns_flags;
- bmp->options[APP_OPTIONS_NAMESPACE_SECRET] = em->appns_secret;
- }
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
-
- cert_mp = vl_msg_api_alloc (sizeof (*cert_mp) + test_srv_crt_rsa_len);
- clib_memset (cert_mp, 0, sizeof (*cert_mp));
- cert_mp->_vl_msg_id = ntohs (VL_API_APPLICATION_TLS_CERT_ADD);
- cert_mp->client_index = em->my_client_index;
- cert_mp->context = ntohl (0xfeedface);
- cert_mp->cert_len = clib_host_to_net_u16 (test_srv_crt_rsa_len);
- clib_memcpy_fast (cert_mp->cert, test_srv_crt_rsa, test_srv_crt_rsa_len);
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & cert_mp);
-
- key_mp = vl_msg_api_alloc (sizeof (*key_mp) + test_srv_key_rsa_len);
- clib_memset (key_mp, 0, sizeof (*key_mp) + test_srv_key_rsa_len);
- key_mp->_vl_msg_id = ntohs (VL_API_APPLICATION_TLS_KEY_ADD);
- key_mp->client_index = em->my_client_index;
- key_mp->context = ntohl (0xfeedface);
- key_mp->key_len = clib_host_to_net_u16 (test_srv_key_rsa_len);
- clib_memcpy_fast (key_mp->key, test_srv_key_rsa, test_srv_key_rsa_len);
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & key_mp);
-}
-
-void
-application_detach (echo_main_t * em)
-{
- vl_api_application_detach_t *bmp;
- bmp = vl_msg_api_alloc (sizeof (*bmp));
- clib_memset (bmp, 0, sizeof (*bmp));
-
- bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_DETACH);
- bmp->client_index = em->my_client_index;
- bmp->context = ntohl (0xfeedface);
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
-}
-
-static void
-server_send_listen (echo_main_t * em)
-{
- vl_api_bind_uri_t *bmp;
- bmp = vl_msg_api_alloc (sizeof (*bmp));
- clib_memset (bmp, 0, sizeof (*bmp));
-
- bmp->_vl_msg_id = ntohs (VL_API_BIND_URI);
- bmp->client_index = em->my_client_index;
- bmp->context = ntohl (0xfeedface);
- memcpy (bmp->uri, em->uri, vec_len (em->uri));
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
-}
-
-static void
-server_send_unbind (echo_main_t * em)
-{
- vl_api_unbind_uri_t *ump;
-
- ump = vl_msg_api_alloc (sizeof (*ump));
- clib_memset (ump, 0, sizeof (*ump));
-
- ump->_vl_msg_id = ntohs (VL_API_UNBIND_URI);
- ump->client_index = em->my_client_index;
- memcpy (ump->uri, em->uri, vec_len (em->uri));
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & ump);
-}
-
-static void
-echo_send_connect (u8 * uri, u32 opaque)
-{
- echo_main_t *em = &echo_main;
- vl_api_connect_uri_t *cmp;
- cmp = vl_msg_api_alloc (sizeof (*cmp));
- clib_memset (cmp, 0, sizeof (*cmp));
- cmp->_vl_msg_id = ntohs (VL_API_CONNECT_URI);
- cmp->client_index = em->my_client_index;
- cmp->context = ntohl (opaque);
- memcpy (cmp->uri, uri, vec_len (uri));
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & cmp);
-}
-
-static void
-echo_disconnect_session (echo_session_t * s, u32 opaque)
-{
- echo_main_t *em = &echo_main;
- vl_api_disconnect_session_t *dmp;
- dmp = vl_msg_api_alloc (sizeof (*dmp));
- clib_memset (dmp, 0, sizeof (*dmp));
- dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION);
- dmp->client_index = em->my_client_index;
- dmp->handle = s->vpp_session_handle;
- ECHO_LOG (1, "Disconnect session 0x%lx", dmp->handle);
- vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & dmp);
-}
-
-/*
- *
- * End Session API Calls
- *
- */
-
-static int
-wait_for_segment_allocation (u64 segment_handle)
-{
- echo_main_t *em = &echo_main;
- f64 timeout;
- timeout = clib_time_now (&em->clib_time) + TIMEOUT;
- uword *segment_present;
- ECHO_LOG (1, "Waiting for segment 0x%lx...", segment_handle);
- while (clib_time_now (&em->clib_time) < timeout)
- {
- clib_spinlock_lock (&em->segment_handles_lock);
- segment_present = hash_get (em->shared_segment_handles, segment_handle);
- clib_spinlock_unlock (&em->segment_handles_lock);
- if (segment_present != 0)
- return 0;
- if (em->time_to_stop == 1)
- return 0;
- }
- ECHO_LOG (1, "timeout wait_for_segment_allocation (0x%lx)", segment_handle);
- return -1;
-}
-
-static void
-quic_echo_notify_event (echo_main_t * em, echo_test_evt_t e)
-{
- if (em->timing.events_sent & e)
- return;
- if (em->timing.start_event == e)
- em->timing.start_time = clib_time_now (&em->clib_time);
- else if (em->timing.end_event == e)
- em->timing.end_time = clib_time_now (&em->clib_time);
- em->timing.events_sent |= e;
-}
-
-static void
-echo_assert_test_suceeded (echo_main_t * em)
-{
- CHECK (em->n_stream_clients * em->n_clients * em->bytes_to_receive,
- em->stats.rx_total, "Not enough data received");
- CHECK (em->n_stream_clients * em->n_clients * em->bytes_to_send,
- em->stats.tx_total, "Not enough data sent");
- clib_spinlock_lock (&em->sid_vpp_handles_lock);
- CHECK (0, hash_elts (em->session_index_by_vpp_handles),
- "Some sessions are still open");
- clib_spinlock_unlock (&em->sid_vpp_handles_lock);
-}
-
-always_inline void
-echo_session_dequeue_notify (echo_session_t * s)
-{
- int rv;
- if (!svm_fifo_set_event (s->rx_fifo))
- return;
- if ((rv =
- app_send_io_evt_to_vpp (s->vpp_evt_q, s->rx_fifo->master_session_index,
- SESSION_IO_EVT_RX, SVM_Q_WAIT)))
- ECHO_FAIL ("app_send_io_evt_to_vpp errored %d", rv);
- svm_fifo_clear_deq_ntf (s->rx_fifo);
-}
-
-static int
-ssvm_segment_attach (char *name, ssvm_segment_type_t type, int fd)
-{
- fifo_segment_create_args_t _a, *a = &_a;
- fifo_segment_main_t *sm = &echo_main.segment_main;
- int rv;
-
- clib_memset (a, 0, sizeof (*a));
- a->segment_name = (char *) name;
- a->segment_type = type;
-
- if (type == SSVM_SEGMENT_MEMFD)
- a->memfd_fd = fd;
-
- if ((rv = fifo_segment_attach (sm, a)))
- return rv;
- vec_reset_length (a->new_segment_indices);
- return 0;
-}
-
-static void
-stop_signal (int signum)
-{
- echo_main_t *em = &echo_main;
- em->time_to_stop = 1;
-}
-
-int
-connect_to_vpp (char *name)
-{
- echo_main_t *em = &echo_main;
- api_main_t *am = &api_main;
-
- if (em->use_sock_api)
- {
- if (vl_socket_client_connect ((char *) em->socket_name, name,
- 0 /* default rx, tx buffer */ ))
- {
- ECHO_FAIL ("socket connect failed");
- return -1;
- }
-
- if (vl_socket_client_init_shm (0, 1 /* want_pthread */ ))
- {
- ECHO_FAIL ("init shm api failed");
- return -1;
- }
- }
- else
- {
- if (vl_client_connect_to_vlib ("/vpe-api", name, 32) < 0)
- {
- ECHO_FAIL ("shmem connect failed");
- return -1;
- }
- }
- em->vl_input_queue = am->shmem_hdr->vl_input_queue;
- em->my_client_index = am->my_client_index;
- return 0;
-}
-
-static void
-session_print_stats (echo_main_t * em, echo_session_t * session)
-{
- f64 deltat = clib_time_now (&em->clib_time) - session->start;
- ECHO_LOG (0, "Session 0x%x done in %.6fs RX[%.4f] TX[%.4f] Gbit/s\n",
- session->vpp_session_handle, deltat,
- (session->bytes_received * 8.0) / deltat / 1e9,
- (session->bytes_sent * 8.0) / deltat / 1e9);
-}
-
-static void
-echo_event_didnt_happen (u8 e)
-{
- echo_main_t *em = &echo_main;
- u8 *s = format (0, "%U", echo_format_timing_event, e);
- ECHO_LOG (0, "Expected event %s to happend, which did not", s);
- em->has_failed = 1;
-}
-
-static void
-print_global_json_stats (echo_main_t * em)
-{
- if (!(em->timing.events_sent & em->timing.start_event))
- return echo_event_didnt_happen (em->timing.start_event);
- if (!(em->timing.events_sent & em->timing.end_event))
- return echo_event_didnt_happen (em->timing.end_event);
- f64 deltat = em->timing.end_time - em->timing.start_time;
- u8 *start_evt =
- format (0, "%U", echo_format_timing_event, em->timing.start_event);
- u8 *end_evt =
- format (0, "%U", echo_format_timing_event, em->timing.end_event);
- fformat (stdout, "{\n");
- fformat (stdout, "\"time\": \"%.9f\",\n", deltat);
- fformat (stdout, "\"start_evt\": \"%s\",\n", start_evt);
- fformat (stdout, "\"end_evt\": \"%s\",\n", end_evt);
- fformat (stdout, "\"rx_data\": %lld,\n", em->stats.rx_total);
- fformat (stdout, "\"tx_rx\": %lld,\n", em->stats.tx_total);
- fformat (stdout, "\"closing\": {\n");
- fformat (stdout, " \"reset\": { \"q\": %d, \"s\": %d },\n",
- em->stats.reset_count.q, em->stats.reset_count.s);
- fformat (stdout, " \"close\": { \"q\": %d, \"s\": %d },\n",
- em->stats.close_count.q, em->stats.close_count.s);
- fformat (stdout, " \"active\": { \"q\": %d, \"s\": %d },\n",
- em->stats.active_count.q, em->stats.active_count.s);
- fformat (stdout, " \"clean\": { \"q\": %d, \"s\": %d }\n",
- em->stats.clean_count.q, em->stats.clean_count.s);
- fformat (stdout, "}\n");
- fformat (stdout, "}\n");
-}
-
-static void
-print_global_stats (echo_main_t * em)
-{
- u8 *s;
- if (!(em->timing.events_sent & em->timing.start_event))
- return echo_event_didnt_happen (em->timing.start_event);
- if (!(em->timing.events_sent & em->timing.end_event))
- return echo_event_didnt_happen (em->timing.end_event);
- f64 deltat = em->timing.end_time - em->timing.start_time;
- s = format (0, "%U:%U",
- echo_format_timing_event, em->timing.start_event,
- echo_format_timing_event, em->timing.end_event);
- fformat (stdout, "Timing %s\n", s);
- fformat (stdout, "-------- TX --------\n");
- fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
- em->stats.tx_total, em->stats.tx_total / (1ULL << 20),
- em->stats.tx_total / (1ULL << 30), deltat);
- fformat (stdout, "%.4f Gbit/second\n",
- (em->stats.tx_total * 8.0) / deltat / 1e9);
- fformat (stdout, "-------- RX --------\n");
- fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
- em->stats.rx_total, em->stats.rx_total / (1ULL << 20),
- em->stats.rx_total / (1ULL << 30), deltat);
- fformat (stdout, "%.4f Gbit/second\n",
- (em->stats.rx_total * 8.0) / deltat / 1e9);
- fformat (stdout, "--------------------\n");
- fformat (stdout, "Received close on %dQ %dS\n", em->stats.close_count.q,
- em->stats.close_count.s);
- fformat (stdout, "Received reset on %dQ %dS\n", em->stats.reset_count.q,
- em->stats.reset_count.s);
- fformat (stdout, "Sent close on %dQ %dS\n", em->stats.active_count.q,
- em->stats.active_count.s);
- fformat (stdout, "Discarded %dQ %dS\n", em->stats.clean_count.q,
- em->stats.clean_count.s);
-}
-
-static void
-echo_free_sessions (echo_main_t * em)
-{
- /* Free marked sessions */
- echo_session_t *s;
- u32 *session_indexes = 0, *session_index;
-
- /* *INDENT-OFF* */
- pool_foreach (s, em->sessions,
- ({
- if (s->session_state == QUIC_SESSION_STATE_CLOSED)
- vec_add1 (session_indexes, s->session_index);}
- ));
- /* *INDENT-ON* */
- vec_foreach (session_index, session_indexes)
- {
- /* Free session */
- s = pool_elt_at_index (em->sessions, *session_index);
- echo_session_handle_add_del (em, s->vpp_session_handle,
- SESSION_INVALID_INDEX);
- pool_put (em->sessions, s);
- clib_memset (s, 0xfe, sizeof (*s));
- }
-}
-
-static void
-echo_cleanup_session (echo_main_t * em, echo_session_t * s)
-{
- echo_session_t *ls;
- ASSERT (s->session_state < QUIC_SESSION_STATE_CLOSED);
- if (s->session_type == QUIC_SESSION_TYPE_QUIC)
- {
- clib_atomic_sub_fetch (&em->n_quic_clients_connected, 1);
- }
- else if (s->session_type == QUIC_SESSION_TYPE_STREAM)
- {
- ls = pool_elt_at_index (em->sessions, s->listener_index);
- ASSERT (ls->session_type == QUIC_SESSION_TYPE_QUIC);
- if (!clib_atomic_sub_fetch (&ls->accepted_session_count, 1))
- {
- if (em->send_quic_disconnects == ECHO_CLOSE_F_ACTIVE)
- {
- echo_send_rpc (em, echo_disconnect_session, (void *) ls, 0);
- em->stats.active_count.q++;
- }
- else if (em->send_quic_disconnects == ECHO_CLOSE_F_NONE)
- {
- echo_cleanup_session (em, ls);
- em->stats.clean_count.q++;
- }
- }
- clib_atomic_sub_fetch (&em->n_clients_connected, 1);
- }
- ECHO_LOG (1, "Cleanup sessions (still %uQ %uS)",
- em->n_quic_clients_connected, em->n_clients_connected);
- s->session_state = QUIC_SESSION_STATE_CLOSED;
-}
-
-static void
-echo_initiate_qsession_close_no_stream (echo_main_t * em)
-{
- ECHO_LOG (1, "Closing Qsessions");
- /* Close Quic session without streams */
- echo_session_t *s;
-
- /* *INDENT-OFF* */
- pool_foreach (s, em->sessions,
- ({
- if (s->session_type == QUIC_SESSION_TYPE_QUIC)
- {
- ECHO_LOG (1,"ACTIVE close 0x%lx", s->vpp_session_handle);
- if (em->send_quic_disconnects == ECHO_CLOSE_F_ACTIVE)
- {
- echo_send_rpc (em, echo_disconnect_session, (void *) s, 0);
- em->stats.active_count.q++;
- }
- else if (em->send_quic_disconnects == ECHO_CLOSE_F_NONE)
- {
- echo_cleanup_session (em, s);
- em->stats.clean_count.q++;
- }
- }
- }));
- /* *INDENT-ON* */
- em->state = STATE_DATA_DONE;
-}
-
-static void
-test_recv_bytes (echo_main_t * em, echo_session_t * s, u8 * rx_buf,
- u32 n_read)
-{
- u32 i;
- u8 expected;
- for (i = 0; i < n_read; i++)
- {
- expected = (s->bytes_received + i) & 0xff;
- if (rx_buf[i] == expected || em->max_test_msg > 0)
- continue;
- ECHO_LOG (0, "Session 0x%lx byte %lld was 0x%x expected 0x%x",
- s->vpp_session_handle, s->bytes_received + i, rx_buf[i],
- expected);
- em->max_test_msg--;
- if (em->max_test_msg == 0)
- ECHO_LOG (0, "Too many errors, hiding next ones");
- if (em->test_return_packets == RETURN_PACKETS_ASSERT)
- ECHO_FAIL ("test-bytes errored");
- }
-}
-
-static int
-recv_data_chunk (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
-{
- int n_read;
- n_read = app_recv_stream ((app_session_t *) s, rx_buf, vec_len (rx_buf));
- if (n_read <= 0)
- return 0;
- if (svm_fifo_needs_deq_ntf (s->rx_fifo, n_read))
- echo_session_dequeue_notify (s);
-
- if (em->test_return_packets)
- test_recv_bytes (em, s, rx_buf, n_read);
-
- s->bytes_received += n_read;
- s->bytes_to_receive -= n_read;
- return n_read;
-}
-
-static int
-send_data_chunk (echo_session_t * s, u8 * tx_buf, int offset, int len)
-{
- int n_sent;
- int bytes_this_chunk = clib_min (s->bytes_to_send, len - offset);
- if (!bytes_this_chunk)
- return 0;
- n_sent = app_send_stream ((app_session_t *) s, tx_buf + offset,
- bytes_this_chunk, 0);
- if (n_sent < 0)
- return 0;
- s->bytes_to_send -= n_sent;
- s->bytes_sent += n_sent;
- return n_sent;
-}
-
-static int
-mirror_data_chunk (echo_main_t * em, echo_session_t * s, u8 * tx_buf, u64 len)
-{
- u64 n_sent = 0;
- while (n_sent < len && !em->time_to_stop)
- n_sent += send_data_chunk (s, tx_buf, n_sent, len);
- return n_sent;
-}
-
-static void
-echo_update_count_on_session_close (echo_main_t * em, echo_session_t * s)
-{
-
- ECHO_LOG (1, "[%lu/%lu] -> S(%x) -> [%lu/%lu]",
- s->bytes_received, s->bytes_received + s->bytes_to_receive,
- s->session_index, s->bytes_sent,
- s->bytes_sent + s->bytes_to_send);
- clib_atomic_fetch_add (&em->stats.tx_total, s->bytes_sent);
- clib_atomic_fetch_add (&em->stats.rx_total, s->bytes_received);
-
- if (PREDICT_FALSE (em->stats.rx_total ==
- em->n_clients * em->n_stream_clients *
- em->bytes_to_receive))
- quic_echo_notify_event (em, ECHO_EVT_LAST_BYTE);
-}
-
-static inline void
-echo_check_closed_listener (echo_main_t * em, echo_session_t * s)
-{
- echo_session_t *ls;
- /* if parent has died, terminate gracefully */
- ls = pool_elt_at_index (em->sessions, s->listener_index);
- if (ls->session_state < QUIC_SESSION_STATE_CLOSING)
- return;
- ECHO_LOG (2, "Session 0%lx died, close child 0x%lx", ls->vpp_session_handle,
- s->vpp_session_handle);
- clib_atomic_sub_fetch (&em->n_clients_connected, 1);
- em->stats.clean_count.s++;
- echo_update_count_on_session_close (em, s);
- s->session_state = QUIC_SESSION_STATE_CLOSED;
-}
-
-/*
- * Rx/Tx polling thread per connection
- */
-static void
-echo_handle_data (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
-{
- int n_read, n_sent = 0;
-
- n_read = recv_data_chunk (em, s, rx_buf);
- if (em->data_source == ECHO_TEST_DATA_SOURCE)
- n_sent = send_data_chunk (s, em->connect_test_data,
- s->bytes_sent % em->tx_buf_size,
- em->tx_buf_size);
- else if (em->data_source == ECHO_RX_DATA_SOURCE)
- n_sent = mirror_data_chunk (em, s, rx_buf, n_read);
- if (!s->bytes_to_send && !s->bytes_to_receive)
- {
- /* Session is done, need to close */
- if (s->session_state == QUIC_SESSION_STATE_AWAIT_DATA)
- s->session_state = QUIC_SESSION_STATE_CLOSING;
- else
- {
- s->session_state = QUIC_SESSION_STATE_AWAIT_CLOSING;
- if (em->send_stream_disconnects == ECHO_CLOSE_F_ACTIVE)
- {
- echo_send_rpc (em, echo_disconnect_session, (void *) s, 0);
- em->stats.close_count.s++;
- }
- else if (em->send_stream_disconnects == ECHO_CLOSE_F_NONE)
- {
- s->session_state = QUIC_SESSION_STATE_CLOSING;
- em->stats.clean_count.s++;
- }
- }
- return;
- }
-
- /* Check for idle clients */
- if (em->log_lvl > 1)
- {
- if (n_sent || n_read)
- s->idle_cycles = 0;
- else if (s->idle_cycles++ == 1e7)
- {
- s->idle_cycles = 0;
- ECHO_LOG (1, "Idle client TX:%dB RX:%dB", s->bytes_to_send,
- s->bytes_to_receive);
- ECHO_LOG (1, "Idle FIFOs TX:%dB RX:%dB",
- svm_fifo_max_dequeue (s->tx_fifo),
- svm_fifo_max_dequeue (s->rx_fifo));
- ECHO_LOG (1, "Session 0x%lx state %u", s->vpp_session_handle,
- s->session_state);
- }
- }
-}
-
-static void *
-echo_data_thread_fn (void *arg)
-{
- clib_mem_set_thread_index ();
- echo_main_t *em = &echo_main;
- u32 N = em->n_clients * em->n_stream_clients;
- u32 n = (N + em->n_rx_threads - 1) / em->n_rx_threads;
- u32 idx = (u64) arg;
- u32 thread_n_sessions = clib_min (n, N - n * idx);
-
- u32 i = 0;
- u32 n_closed_sessions = 0;
- u32 session_index;
- u8 *rx_buf = 0;
- echo_session_t *s;
- vec_validate (rx_buf, em->rx_buf_size);
-
- for (i = 0; !em->time_to_stop; i = (i + 1) % thread_n_sessions)
- {
- n_closed_sessions = i == 0 ? 0 : n_closed_sessions;
- session_index = em->data_thread_args[n * idx + i];
- if (session_index == SESSION_INVALID_INDEX)
- continue;
- s = pool_elt_at_index (em->sessions, session_index);
- switch (s->session_state)
- {
- case QUIC_SESSION_STATE_READY:
- case QUIC_SESSION_STATE_AWAIT_DATA:
- echo_handle_data (em, s, rx_buf);
- echo_check_closed_listener (em, s);
- break;
- case QUIC_SESSION_STATE_AWAIT_CLOSING:
- echo_check_closed_listener (em, s);
- break;
- case QUIC_SESSION_STATE_CLOSING:
- echo_update_count_on_session_close (em, s);
- echo_cleanup_session (em, s);
- break;
- case QUIC_SESSION_STATE_CLOSED:
- n_closed_sessions++;
- break;
- }
- if (n_closed_sessions == thread_n_sessions)
- break;
- }
- pthread_exit (0);
-}
-
-static void
-session_bound_handler (session_bound_msg_t * mp)
-{
- echo_main_t *em = &echo_main;
- echo_session_t *listen_session;
- if (mp->retval)
- {
- ECHO_FAIL ("bind failed: %U", format_api_error,
- clib_net_to_host_u32 (mp->retval));
- return;
- }
- ECHO_LOG (0, "listening on %U:%u", format_ip46_address, mp->lcl_ip,
- mp->lcl_is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6,
- clib_net_to_host_u16 (mp->lcl_port));
-
- /* Allocate local session and set it up */
- listen_session = echo_session_new (em);
- listen_session->session_type = QUIC_SESSION_TYPE_LISTEN;
- echo_session_handle_add_del (em, mp->handle, listen_session->session_index);
- em->state = STATE_LISTEN;
- em->listen_session_index = listen_session->session_index;
-}
-
-static void
-session_accepted_handler (session_accepted_msg_t * mp)
-{
- app_session_evt_t _app_evt, *app_evt = &_app_evt;
- session_accepted_reply_msg_t *rmp;
- svm_fifo_t *rx_fifo, *tx_fifo;
- echo_main_t *em = &echo_main;
- echo_session_t *session, *ls;
- /* Allocate local session and set it up */
- session = echo_session_new (em);
-
- if (wait_for_segment_allocation (mp->segment_handle))
- {
- ECHO_FAIL ("wait_for_segment_allocation errored");
- return;
- }
-
- rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
- rx_fifo->client_session_index = session->session_index;
- tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
- tx_fifo->client_session_index = session->session_index;
-
- session->rx_fifo = rx_fifo;
- session->tx_fifo = tx_fifo;
- session->vpp_session_handle = mp->handle;
- session->start = clib_time_now (&em->clib_time);
- session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
- svm_msg_q_t *);
- if (!(ls = echo_get_session_from_handle (em, mp->listener_handle)))
- return;
- session->listener_index = ls->session_index;
-
- /* Add it to lookup table */
- ECHO_LOG (1, "Accepted session 0x%lx -> 0x%lx", mp->handle,
- mp->listener_handle);
- echo_session_handle_add_del (em, mp->handle, session->session_index);
-
- app_alloc_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt,
- SESSION_CTRL_EVT_ACCEPTED_REPLY);
- rmp = (session_accepted_reply_msg_t *) app_evt->evt->data;
- rmp->handle = mp->handle;
- rmp->context = mp->context;
- app_send_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt);
-
- if (ls->session_type == QUIC_SESSION_TYPE_LISTEN)
- {
- quic_echo_notify_event (em, ECHO_EVT_FIRST_QCONNECT);
- session->session_type = QUIC_SESSION_TYPE_QUIC;
- session->accepted_session_count = 0;
- if (em->cb_vft.quic_accepted_cb)
- em->cb_vft.quic_accepted_cb (mp, session->session_index);
- clib_atomic_fetch_add (&em->n_quic_clients_connected, 1);
- }
- else
- {
- session->session_type = QUIC_SESSION_TYPE_STREAM;
- quic_echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
- clib_atomic_fetch_add (&ls->accepted_session_count, 1);
- if (em->i_am_master && em->cb_vft.server_stream_accepted_cb)
- em->cb_vft.server_stream_accepted_cb (mp, session->session_index);
- if (!em->i_am_master && em->cb_vft.client_stream_accepted_cb)
- em->cb_vft.client_stream_accepted_cb (mp, session->session_index);
- clib_atomic_fetch_add (&em->n_clients_connected, 1);
- }
-
- if (em->n_clients_connected == em->n_clients * em->n_stream_clients
- && em->n_clients_connected != 0)
- quic_echo_notify_event (em, ECHO_EVT_LAST_SCONNECTED);
- if (em->n_quic_clients_connected == em->n_clients
- && em->state < STATE_READY)
- {
- quic_echo_notify_event (em, ECHO_EVT_LAST_QCONNECTED);
- em->state = STATE_READY;
- if (em->n_stream_clients == 0)
- echo_initiate_qsession_close_no_stream (em);
- }
-}
-
-static void
-session_connected_handler (session_connected_msg_t * mp)
-{
- echo_main_t *em = &echo_main;
- echo_session_t *session, *listen_session;
- u32 listener_index = htonl (mp->context);
- svm_fifo_t *rx_fifo, *tx_fifo;
-
- if (mp->retval)
- {
- ECHO_FAIL ("connection failed with code: %U", format_api_error,
- clib_net_to_host_u32 (mp->retval));
- return;
- }
-
- session = echo_session_new (em);
- if (wait_for_segment_allocation (mp->segment_handle))
- {
- ECHO_FAIL ("wait_for_segment_allocation errored");
- return;
- }
-
- rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
- rx_fifo->client_session_index = session->session_index;
- tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
- tx_fifo->client_session_index = session->session_index;
-
- session->rx_fifo = rx_fifo;
- session->tx_fifo = tx_fifo;
- session->vpp_session_handle = mp->handle;
- session->start = clib_time_now (&em->clib_time);
- session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
- svm_msg_q_t *);
-
- echo_session_handle_add_del (em, mp->handle, session->session_index);
-
- if (listener_index == SESSION_INVALID_INDEX)
- {
- ECHO_LOG (1, "Connected session 0x%lx -> URI", mp->handle);
- session->session_type = QUIC_SESSION_TYPE_QUIC;
- session->accepted_session_count = 0;
- if (em->cb_vft.quic_connected_cb)
- em->cb_vft.quic_connected_cb (mp, session->session_index);
- clib_atomic_fetch_add (&em->n_quic_clients_connected, 1);
- }
- else
- {
- listen_session = pool_elt_at_index (em->sessions, listener_index);
- session->listener_index = listener_index;
- ECHO_LOG (1, "Connected session 0x%lx -> 0x%lx", mp->handle,
- listen_session->vpp_session_handle);
- session->session_type = QUIC_SESSION_TYPE_STREAM;
- clib_atomic_fetch_add (&listen_session->accepted_session_count, 1);
- if (em->i_am_master && em->cb_vft.server_stream_connected_cb)
- em->cb_vft.server_stream_connected_cb (mp, session->session_index);
- if (!em->i_am_master && em->cb_vft.client_stream_connected_cb)
- em->cb_vft.client_stream_connected_cb (mp, session->session_index);
- clib_atomic_fetch_add (&em->n_clients_connected, 1);
- }
-
- if (em->n_clients_connected == em->n_clients * em->n_stream_clients
- && em->n_clients_connected != 0)
- quic_echo_notify_event (em, ECHO_EVT_LAST_SCONNECTED);
- if (em->n_quic_clients_connected == em->n_clients
- && em->state < STATE_READY)
- {
- quic_echo_notify_event (em, ECHO_EVT_LAST_QCONNECTED);
- em->state = STATE_READY;
- if (em->n_stream_clients == 0)
- echo_initiate_qsession_close_no_stream (em);
- }
-}
-
-/*
- *
- * ECHO Callback definitions
- *
- */
-
-
-static void
-echo_on_connected_connect (session_connected_msg_t * mp, u32 session_index)
-{
- echo_main_t *em = &echo_main;
- u8 *uri = format (0, "QUIC://session/%lu", mp->handle);
- u64 i;
-
- quic_echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
- for (i = 0; i < em->n_stream_clients; i++)
- echo_send_rpc (em, echo_send_connect, (void *) uri, session_index);
-
- ECHO_LOG (0, "Qsession 0x%llx connected to %U:%d",
- mp->handle, format_ip46_address, &mp->lcl.ip,
- mp->lcl.is_ip4, clib_net_to_host_u16 (mp->lcl.port));
-}
-
-static void
-echo_on_connected_send (session_connected_msg_t * mp, u32 session_index)
-{
- echo_main_t *em = &echo_main;
- echo_session_t *session;
-
- session = pool_elt_at_index (em->sessions, session_index);
- session->bytes_to_send = em->bytes_to_send;
- session->bytes_to_receive = em->bytes_to_receive;
- session->session_state = QUIC_SESSION_STATE_READY;
- em->data_thread_args[em->n_clients_connected] = session->session_index;
-}
-
-static void
-echo_on_connected_error (session_connected_msg_t * mp, u32 session_index)
-{
- ECHO_FAIL ("Got a wrong connected on session %u [%lx]", session_index,
- mp->handle);
-}
-
-static void
-echo_on_accept_recv (session_accepted_msg_t * mp, u32 session_index)
-{
- echo_main_t *em = &echo_main;
- echo_session_t *session;
-
- session = pool_elt_at_index (em->sessions, session_index);
- session->bytes_to_send = em->bytes_to_send;
- session->bytes_to_receive = em->bytes_to_receive;
- em->data_thread_args[em->n_clients_connected] = session->session_index;
- session->session_state = QUIC_SESSION_STATE_READY;
-}
-
-static void
-echo_on_accept_connect (session_accepted_msg_t * mp, u32 session_index)
-{
- echo_main_t *em = &echo_main;
- ECHO_LOG (1, "Accept on QSession 0x%lx %u", mp->handle);
- u8 *uri = format (0, "QUIC://session/%lu", mp->handle);
- u32 i;
-
- quic_echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
- for (i = 0; i < em->n_stream_clients; i++)
- echo_send_rpc (em, echo_send_connect, (void *) uri, session_index);
-}
-
-static void
-echo_on_accept_error (session_accepted_msg_t * mp, u32 session_index)
-{
- ECHO_FAIL ("Got a wrong accept on session %u [%lx]", session_index,
- mp->handle);
-}
-
-static void
-echo_on_accept_log_ip (session_accepted_msg_t * mp, u32 session_index)
-{
- u8 *ip_str;
- ip_str = format (0, "%U", format_ip46_address, &mp->rmt.ip, mp->rmt.is_ip4);
- ECHO_LOG (0, "Accepted session from: %s:%d", ip_str,
- clib_net_to_host_u16 (mp->rmt.port));
-
-}
-
-static const quic_echo_cb_vft_t default_cb_vft = {
- /* Qsessions */
- .quic_accepted_cb = echo_on_accept_log_ip,
- .quic_connected_cb = echo_on_connected_connect,
- /* client initiated streams */
- .server_stream_accepted_cb = echo_on_accept_recv,
- .client_stream_connected_cb = echo_on_connected_send,
- /* server initiated streams */
- .client_stream_accepted_cb = echo_on_accept_error,
- .server_stream_connected_cb = echo_on_connected_error,
-};
-
-static const quic_echo_cb_vft_t server_stream_cb_vft = {
- /* Qsessions */
- .quic_accepted_cb = echo_on_accept_connect,
- .quic_connected_cb = NULL,
- /* client initiated streams */
- .server_stream_accepted_cb = echo_on_accept_error,
- .client_stream_connected_cb = echo_on_connected_error,
- /* server initiated streams */
- .client_stream_accepted_cb = echo_on_accept_recv,
- .server_stream_connected_cb = echo_on_connected_send,
-};
-
-static uword
-echo_unformat_quic_setup_vft (unformat_input_t * input, va_list * args)
-{
- echo_main_t *em = &echo_main;
- if (unformat (input, "serverstream"))
- em->cb_vft = server_stream_cb_vft;
- else if (unformat (input, "default"))
- ;
- else
- return 0;
- return 1;
-}
-
-/*
- *
- * End of ECHO callback definitions
- *
- */
-
-static void
-session_disconnected_handler (session_disconnected_msg_t * mp)
-{
- app_session_evt_t _app_evt, *app_evt = &_app_evt;
- session_disconnected_reply_msg_t *rmp;
- echo_main_t *em = &echo_main;
- echo_session_t *s;
- int rv = 0;
- ECHO_LOG (1, "passive close session 0x%lx", mp->handle);
- if (!(s = echo_get_session_from_handle (em, mp->handle)))
- return;
-
- app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
- SESSION_CTRL_EVT_DISCONNECTED_REPLY);
- rmp = (session_disconnected_reply_msg_t *) app_evt->evt->data;
- rmp->retval = rv;
- rmp->handle = mp->handle;
- rmp->context = mp->context;
- app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
-
- if (s->session_type == QUIC_SESSION_TYPE_STREAM)
- {
- session_print_stats (em, s);
- if (s->bytes_to_receive || s->bytes_to_send)
- s->session_state = QUIC_SESSION_STATE_AWAIT_DATA;
- else
- s->session_state = QUIC_SESSION_STATE_CLOSING;
- em->stats.close_count.s++;
- }
- else
- {
- echo_cleanup_session (em, s); /* We can clean Q/Lsessions right away */
- em->stats.close_count.q++;
- }
-}
-
-static void
-session_reset_handler (session_reset_msg_t * mp)
-{
- app_session_evt_t _app_evt, *app_evt = &_app_evt;
- echo_main_t *em = &echo_main;
- session_reset_reply_msg_t *rmp;
- echo_session_t *s = 0;
- int rv = 0;
-
- ECHO_LOG (1, "Reset session 0x%lx", mp->handle);
- if (!(s = echo_get_session_from_handle (em, mp->handle)))
- return;
- if (s->session_type == QUIC_SESSION_TYPE_STREAM)
- {
- em->stats.reset_count.s++;
- s->session_state = QUIC_SESSION_STATE_CLOSING;
- }
- else
- {
- em->stats.reset_count.q++;
- echo_cleanup_session (em, s); /* We can clean Q/Lsessions right away */
- }
-
- app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
- SESSION_CTRL_EVT_RESET_REPLY);
- rmp = (session_reset_reply_msg_t *) app_evt->evt->data;
- rmp->retval = rv;
- rmp->handle = mp->handle;
- app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
-}
-
-static void
-handle_mq_event (session_event_t * e)
-{
- switch (e->event_type)
- {
- case SESSION_CTRL_EVT_BOUND:
- session_bound_handler ((session_bound_msg_t *) e->data);
- break;
- case SESSION_CTRL_EVT_ACCEPTED:
- session_accepted_handler ((session_accepted_msg_t *) e->data);
- break;
- case SESSION_CTRL_EVT_CONNECTED:
- session_connected_handler ((session_connected_msg_t *) e->data);
- break;
- case SESSION_CTRL_EVT_DISCONNECTED:
- session_disconnected_handler ((session_disconnected_msg_t *) e->data);
- break;
- case SESSION_CTRL_EVT_RESET:
- session_reset_handler ((session_reset_msg_t *) e->data);
- break;
- case SESSION_IO_EVT_RX:
- break;
- default:
- ECHO_LOG (0, "unhandled event %u", e->event_type);
- }
-}
-
-static int
-wait_for_state_change (echo_main_t * em, connection_state_t state,
- f64 timeout)
-{
- f64 end_time = clib_time_now (&em->clib_time) + timeout;
- while (!timeout || clib_time_now (&em->clib_time) < end_time)
- {
- if (em->state == state)
- return 0;
- if (em->time_to_stop)
- return 1;
- }
- ECHO_LOG (1, "timeout waiting for %U", format_quic_echo_state, state);
- return -1;
-}
-
-static void
-echo_process_rpcs (echo_main_t * em)
-{
- echo_rpc_msg_t *rpc;
- svm_msg_q_msg_t msg;
- while (em->state < STATE_DATA_DONE && !em->time_to_stop)
- {
- if (svm_msg_q_sub (em->rpc_msq_queue, &msg, SVM_Q_TIMEDWAIT, 1))
- continue;
- rpc = svm_msg_q_msg_data (em->rpc_msq_queue, &msg);
- ((echo_rpc_t) rpc->fp) (rpc->arg, rpc->opaque);
- svm_msg_q_free_msg (em->rpc_msq_queue, &msg);
- }
-}
-
-static void *
-echo_mq_thread_fn (void *arg)
-{
- clib_mem_set_thread_index ();
- echo_main_t *em = &echo_main;
- session_event_t *e;
- svm_msg_q_msg_t msg;
- int rv;
- wait_for_state_change (em, STATE_ATTACHED, 0);
- if (em->state < STATE_ATTACHED || !em->our_event_queue)
- {
- ECHO_FAIL ("Application failed to attach");
- pthread_exit (0);
- }
-
- ECHO_LOG (1, "Waiting for data on %u clients", em->n_clients_connected);
- while (1)
- {
- if (!(rv = svm_msg_q_sub (em->our_event_queue,
- &msg, SVM_Q_TIMEDWAIT, 1)))
- {
- e = svm_msg_q_msg_data (em->our_event_queue, &msg);
- handle_mq_event (e);
- svm_msg_q_free_msg (em->our_event_queue, &msg);
- }
- if (rv == ETIMEDOUT
- && (em->time_to_stop || em->state == STATE_DETACHED))
- break;
- if (!em->n_clients_connected && !em->n_quic_clients_connected &&
- em->state == STATE_READY)
- {
- em->state = STATE_DATA_DONE;
- }
- }
- pthread_exit (0);
-}
-
-static void
-clients_run (echo_main_t * em)
-{
- u64 i;
- quic_echo_notify_event (em, ECHO_EVT_FIRST_QCONNECT);
- for (i = 0; i < em->n_clients; i++)
- echo_send_connect (em->uri, SESSION_INVALID_INDEX);
- wait_for_state_change (em, STATE_READY, 0);
- ECHO_LOG (1, "App is ready");
- echo_process_rpcs (em);
-}
-
-static void
-server_run (echo_main_t * em)
-{
- server_send_listen (em);
- wait_for_state_change (em, STATE_READY, 0);
- ECHO_LOG (1, "App is ready");
- echo_process_rpcs (em);
- /* Cleanup */
- server_send_unbind (em);
- if (wait_for_state_change (em, STATE_DISCONNECTED, TIMEOUT))
- {
- ECHO_FAIL ("Timeout waiting for state disconnected");
- return;
- }
-}
-
-/*
- *
- * Session API handlers
- *
- */
-
-static void
-vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t *
- mp)
-{
- echo_main_t *em = &echo_main;
- int *fds = 0, i;
- u32 n_fds = 0;
- u64 segment_handle;
- segment_handle = clib_net_to_host_u64 (mp->segment_handle);
- ECHO_LOG (1, "Attached returned app %u", htons (mp->app_index));
-
- if (mp->retval)
- {
- ECHO_FAIL ("attach failed: %U", format_api_error,
- clib_net_to_host_u32 (mp->retval));
- return;
- }
-
- if (mp->segment_name_length == 0)
- {
- ECHO_FAIL ("segment_name_length zero");
- return;
- }
-
- ASSERT (mp->app_event_queue_address);
- em->our_event_queue = uword_to_pointer (mp->app_event_queue_address,
- svm_msg_q_t *);
-
- if (mp->n_fds)
- {
- vec_validate (fds, mp->n_fds);
- if (vl_socket_client_recv_fd_msg (fds, mp->n_fds, 5))
- {
- ECHO_FAIL ("vl_socket_client_recv_fd_msg failed");
- goto failed;
- }
-
- if (mp->fd_flags & SESSION_FD_F_VPP_MQ_SEGMENT)
- if (ssvm_segment_attach (0, SSVM_SEGMENT_MEMFD, fds[n_fds++]))
- {
- ECHO_FAIL ("svm_fifo_segment_attach failed");
- goto failed;
- }
-
- if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
- if (ssvm_segment_attach ((char *) mp->segment_name,
- SSVM_SEGMENT_MEMFD, fds[n_fds++]))
- {
- ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed",
- mp->segment_name);
- goto failed;
- }
- if (mp->fd_flags & SESSION_FD_F_MQ_EVENTFD)
- svm_msg_q_set_consumer_eventfd (em->our_event_queue, fds[n_fds++]);
-
- vec_free (fds);
- }
- else
- {
- if (ssvm_segment_attach ((char *) mp->segment_name, SSVM_SEGMENT_SHM,
- -1))
- {
- ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed",
- mp->segment_name);
- return;
- }
- }
- echo_segment_handle_add_del (em, segment_handle, 1 /* add */ );
- ECHO_LOG (1, "Mapped segment 0x%lx", segment_handle);
-
- em->state = STATE_ATTACHED;
- return;
-failed:
- for (i = clib_max (n_fds - 1, 0); i < vec_len (fds); i++)
- close (fds[i]);
- vec_free (fds);
-}
-
-static void
-vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t *
- mp)
-{
- if (mp->retval)
- {
- ECHO_FAIL ("detach returned with err: %d", mp->retval);
- return;
- }
- echo_main.state = STATE_DETACHED;
-}
-
-
-static void
-vl_api_unmap_segment_t_handler (vl_api_unmap_segment_t * mp)
-{
- echo_main_t *em = &echo_main;
- u64 segment_handle = clib_net_to_host_u64 (mp->segment_handle);
- echo_segment_handle_add_del (em, segment_handle, 0 /* add */ );
- ECHO_LOG (1, "Unmaped segment 0x%lx", segment_handle);
-}
-
-static void
-vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
-{
- fifo_segment_main_t *sm = &echo_main.segment_main;
- fifo_segment_create_args_t _a, *a = &_a;
- echo_main_t *em = &echo_main;
- int *fds = 0, i;
- char *seg_name = (char *) mp->segment_name;
- u64 segment_handle = clib_net_to_host_u64 (mp->segment_handle);
-
- if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
- {
- vec_validate (fds, 1);
- if (vl_socket_client_recv_fd_msg (fds, 1, 5))
- {
- ECHO_FAIL ("vl_socket_client_recv_fd_msg failed");
- goto failed;
- }
-
- if (ssvm_segment_attach (seg_name, SSVM_SEGMENT_MEMFD, fds[0]))
- {
- ECHO_FAIL ("svm_fifo_segment_attach ('%s')"
- "failed on SSVM_SEGMENT_MEMFD", seg_name);
- goto failed;
- }
- vec_free (fds);
- }
- else
- {
- clib_memset (a, 0, sizeof (*a));
- a->segment_name = seg_name;
- a->segment_size = mp->segment_size;
- /* Attach to the segment vpp created */
- if (fifo_segment_attach (sm, a))
- {
- ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed", seg_name);
- goto failed;
- }
- }
- echo_segment_handle_add_del (em, segment_handle, 1 /* add */ );
- ECHO_LOG (1, "Mapped segment 0x%lx", segment_handle);
- return;
-
-failed:
- for (i = 0; i < vec_len (fds); i++)
- close (fds[i]);
- vec_free (fds);
-}
-
-static void
-vl_api_bind_uri_reply_t_handler (vl_api_bind_uri_reply_t * mp)
-{
- echo_main_t *em = &echo_main;
- if (mp->retval)
- {
- ECHO_FAIL ("bind failed: %U", format_api_error,
- clib_net_to_host_u32 (mp->retval));
- return;
- }
-
- em->state = STATE_LISTEN;
-}
-
-static void
-vl_api_unbind_uri_reply_t_handler (vl_api_unbind_uri_reply_t * mp)
-{
- echo_session_t *listen_session;
- echo_main_t *em = &echo_main;
- if (mp->retval != 0)
- {
- ECHO_FAIL ("returned %d", ntohl (mp->retval));
- return;
- }
- em->state = STATE_DISCONNECTED;
- listen_session = pool_elt_at_index (em->sessions, em->listen_session_index);
- echo_cleanup_session (em, listen_session);
-}
-
-static void
-vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
- mp)
-{
- echo_main_t *em = &echo_main;
- echo_session_t *s;
-
- if (mp->retval)
- {
- ECHO_FAIL ("vpp complained about disconnect: %d", ntohl (mp->retval));
- return;
- }
-
- ECHO_LOG (1, "Got disonnected reply for session 0x%lx", mp->handle);
- if (!(s = echo_get_session_from_handle (em, mp->handle)))
- return;
- if (s->session_type == QUIC_SESSION_TYPE_STREAM)
- s->session_state = QUIC_SESSION_STATE_CLOSING;
- else
- echo_cleanup_session (em, s); /* We can clean Q/Lsessions right away */
-}
-
-static void
- vl_api_application_tls_cert_add_reply_t_handler
- (vl_api_application_tls_cert_add_reply_t * mp)
-{
- if (mp->retval)
- ECHO_FAIL ("failed to add tls cert");
-}
-
-static void
- vl_api_application_tls_key_add_reply_t_handler
- (vl_api_application_tls_key_add_reply_t * mp)
-{
- if (mp->retval)
- ECHO_FAIL ("failed to add tls key");
-}
-
-static void
-vl_api_connect_uri_reply_t_handler (vl_api_connect_uri_reply_t * mp)
-{
- echo_session_t *session;
- echo_main_t *em = &echo_main;
- u8 *uri;
- if (!mp->retval)
- return;
- /* retry connect */
- if (mp->context == SESSION_INVALID_INDEX)
- {
- ECHO_LOG (1, "Retrying connect %s", em->uri);
- echo_send_rpc (em, echo_send_connect, (void *) em->uri,
- SESSION_INVALID_INDEX);
- }
- else
- {
- session = pool_elt_at_index (em->sessions, mp->context);
- uri = format (0, "QUIC://session/%lu", session->vpp_session_handle);
- ECHO_LOG (1, "Retrying connect %s", uri);
- echo_send_rpc (em, echo_send_connect, (void *) uri, mp->context);
- }
-
-}
-
-#define foreach_quic_echo_msg \
-_(BIND_URI_REPLY, bind_uri_reply) \
-_(UNBIND_URI_REPLY, unbind_uri_reply) \
-_(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \
-_(APPLICATION_ATTACH_REPLY, application_attach_reply) \
-_(APPLICATION_DETACH_REPLY, application_detach_reply) \
-_(MAP_ANOTHER_SEGMENT, map_another_segment) \
-_(UNMAP_SEGMENT, unmap_segment) \
-_(APPLICATION_TLS_CERT_ADD_REPLY, application_tls_cert_add_reply) \
-_(APPLICATION_TLS_KEY_ADD_REPLY, application_tls_key_add_reply) \
-_(CONNECT_URI_REPLY, connect_uri_reply) \
-
-void
-quic_echo_api_hookup (echo_main_t * em)
-{
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_quic_echo_msg;
-#undef _
-}
-
-/*
- *
- * End Session API handlers
- *
- */
-
-static void
-print_usage_and_exit (void)
-{
- fprintf (stderr,
- "Usage: quic_echo [socket-name SOCKET] [client|server] [uri URI] [OPTIONS]\n"
- "Generates traffic and assert correct teardown of the QUIC hoststack\n"
- "\n"
- " socket-name PATH Specify the binary socket path to connect to VPP\n"
- " use-svm-api Use SVM API to connect to VPP\n"
- " test-bytes[:assert] Check data correctness when receiving (assert fails on first error)\n"
- " fifo-size N Use N Kb fifos\n"
- " rx-buf N Use N Kb RX buffer\n"
- " tx-buf N Use N Kb TX test buffer\n"
- " appns NAMESPACE Use the namespace NAMESPACE\n"
- " all-scope all-scope option\n"
- " local-scope local-scope option\n"
- " global-scope global-scope option\n"
- " secret SECRET set namespace secret\n"
- " chroot prefix PATH Use PATH as memory root path\n"
- " quic-setup OPT OPT=serverstream : Client open N connections. \n"
- " On each one server opens M streams\n"
- " OPT=default : Client open N connections.\n"
- " On each one client opens M streams\n"
- " sclose=[Y|N|W] When a stream is done, pass[N] send[Y] or wait[W] for close\n"
- " qclose=[Y|N|W] When a connection is done pass[N] send[Y] or wait[W] for close\n"
- "\n"
- " time START:END Time between evts START & END, events being :\n"
- " start - Start of the app\n"
- " qconnect - first Connection connect sent\n"
- " qconnected - last Connection connected\n"
- " sconnect - first Stream connect sent\n"
- " sconnected - last Stream got connected\n"
- " lastbyte - Last expected byte received\n"
- " exit - Exiting of the app\n"
- " json Output global stats in json\n"
- " log=N Set the log level to [0: no output, 1:errors, 2:log]\n"
- " max-connects=N Don't do more than N parallel connect_uri\n"
- "\n"
- " nclients N[/M] Open N QUIC connections, each one with M streams (M defaults to 1)\n"
- " nthreads N Use N busy loop threads for data [in addition to main & msg queue]\n"
- " TX=1337[Kb|Mb|GB] Send 1337 [K|M|G]bytes, use TX=RX to reflect the data\n"
- " RX=1337[Kb|Mb|GB] Expect 1337 [K|M|G]bytes\n"
- "\n"
- "Default configuration is :\n"
- " server nclients 1/1 RX=64Kb TX=RX\n"
- " client nclients 1/1 RX=64Kb TX=64Kb\n");
- exit (1);
-}
-
-
-void
-quic_echo_process_opts (int argc, char **argv)
-{
- echo_main_t *em = &echo_main;
- unformat_input_t _argv, *a = &_argv;
- u32 tmp;
- u8 *chroot_prefix;
- u8 *uri = 0;
- u8 default_f_active;
-
- unformat_init_command_line (a, argv);
- while (unformat_check_input (a) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (a, "chroot prefix %s", &chroot_prefix))
- {
- vl_set_memory_root_path ((char *) chroot_prefix);
- }
- else if (unformat (a, "uri %s", &uri))
- em->uri = format (0, "%s%c", uri, 0);
- else if (unformat (a, "server"))
- em->i_am_master = 1;
- else if (unformat (a, "client"))
- em->i_am_master = 0;
- else if (unformat (a, "test-bytes:assert"))
- em->test_return_packets = RETURN_PACKETS_ASSERT;
- else if (unformat (a, "test-bytes"))
- em->test_return_packets = RETURN_PACKETS_LOG_WRONG;
- else if (unformat (a, "socket-name %s", &em->socket_name))
- ;
- else if (unformat (a, "use-svm-api"))
- em->use_sock_api = 0;
- else if (unformat (a, "fifo-size %d", &tmp))
- em->fifo_size = tmp << 10;
- else if (unformat (a, "rx-buf %d", &tmp))
- em->rx_buf_size = tmp << 10;
- else if (unformat (a, "tx-buf %d", &tmp))
- em->rx_buf_size = tmp << 10;
- else
- if (unformat
- (a, "nclients %d/%d", &em->n_clients, &em->n_stream_clients))
- ;
- else if (unformat (a, "nclients %d", &em->n_clients))
- ;
- else if (unformat (a, "nthreads %d", &em->n_rx_threads))
- ;
- else if (unformat (a, "appns %_%v%_", &em->appns_id))
- ;
- else if (unformat (a, "all-scope"))
- em->appns_flags |= (APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE
- | APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE);
- else if (unformat (a, "local-scope"))
- em->appns_flags = APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
- else if (unformat (a, "global-scope"))
- em->appns_flags = APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
- else if (unformat (a, "secret %lu", &em->appns_secret))
- ;
- else if (unformat (a, "quic-setup %U", echo_unformat_quic_setup_vft))
- ;
- else if (unformat (a, "TX=RX"))
- em->data_source = ECHO_RX_DATA_SOURCE;
- else if (unformat (a, "TX=%U", unformat_data, &em->bytes_to_send))
- ;
- else if (unformat (a, "RX=%U", unformat_data, &em->bytes_to_receive))
- ;
- else if (unformat (a, "json"))
- em->output_json = 1;
- else if (unformat (a, "log=%d", &em->log_lvl))
- ;
- else
- if (unformat
- (a, "sclose=%U", unformat_close, &em->send_stream_disconnects))
- ;
- else
- if (unformat
- (a, "qclose=%U", unformat_close, &em->send_quic_disconnects))
- ;
- else if (unformat (a, "time %U:%U",
- echo_unformat_timing_event, &em->timing.start_event,
- echo_unformat_timing_event, &em->timing.end_event))
- ;
- else
- print_usage_and_exit ();
- }
-
- /* setting default for unset values
- *
- * bytes_to_send / bytes_to_receive & data_source */
- if (em->bytes_to_receive == (u64) ~ 0)
- em->bytes_to_receive = 64 << 10; /* default */
- if (em->bytes_to_send == (u64) ~ 0)
- em->bytes_to_send = 64 << 10; /* default */
- else if (em->bytes_to_send == 0)
- em->data_source = ECHO_NO_DATA_SOURCE;
- else
- em->data_source = ECHO_TEST_DATA_SOURCE;
-
- if (em->data_source == ECHO_INVALID_DATA_SOURCE)
- em->data_source =
- em->i_am_master ? ECHO_RX_DATA_SOURCE : ECHO_TEST_DATA_SOURCE;
- if (em->data_source == ECHO_RX_DATA_SOURCE)
- em->bytes_to_send = em->bytes_to_receive;
-
- /* disconnect flags */
- if (em->i_am_master)
- default_f_active =
- em->bytes_to_send == 0 ? ECHO_CLOSE_F_ACTIVE : ECHO_CLOSE_F_PASSIVE;
- else
- default_f_active =
- em->bytes_to_receive == 0 ? ECHO_CLOSE_F_PASSIVE : ECHO_CLOSE_F_ACTIVE;
- if (em->send_stream_disconnects == ECHO_CLOSE_F_INVALID)
- em->send_stream_disconnects = default_f_active;
- if (em->send_quic_disconnects == ECHO_CLOSE_F_INVALID)
- em->send_quic_disconnects = default_f_active;
-}
-
-int
-main (int argc, char **argv)
-{
- echo_main_t *em = &echo_main;
- fifo_segment_main_t *sm = &em->segment_main;
- char *app_name;
- u64 n_clients, i;
- svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
- u32 rpc_queue_size = 64 << 10;
-
- clib_mem_init_thread_safe (0, 256 << 20);
- clib_memset (em, 0, sizeof (*em));
- em->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
- clib_spinlock_init (&em->sid_vpp_handles_lock);
- em->shared_segment_handles = hash_create (0, sizeof (uword));
- clib_spinlock_init (&em->segment_handles_lock);
- em->socket_name = format (0, "%s%c", API_SOCKET_FILE, 0);
- em->use_sock_api = 1;
- em->fifo_size = 64 << 10;
- em->n_clients = 1;
- em->n_stream_clients = 1;
- em->max_test_msg = 50;
- em->time_to_stop = 0;
- em->i_am_master = 1;
- em->n_rx_threads = 4;
- em->test_return_packets = RETURN_PACKETS_NOTEST;
- em->timing.start_event = ECHO_EVT_FIRST_QCONNECT;
- em->timing.end_event = ECHO_EVT_LAST_BYTE;
- em->bytes_to_receive = ~0; /* defaulted when we know if server/client */
- em->bytes_to_send = ~0; /* defaulted when we know if server/client */
- em->rx_buf_size = 1 << 20;
- em->tx_buf_size = 1 << 20;
- em->data_source = ECHO_INVALID_DATA_SOURCE;
- em->uri = format (0, "%s%c", "quic://0.0.0.0/1234", 0);
- em->cb_vft = default_cb_vft;
- quic_echo_process_opts (argc, argv);
-
- n_clients = em->n_clients * em->n_stream_clients;
- vec_validate (em->data_thread_handles, em->n_rx_threads - 1);
- vec_validate (em->data_thread_args, n_clients - 1);
- for (i = 0; i < n_clients; i++)
- em->data_thread_args[i] = SESSION_INVALID_INDEX;
- clib_time_init (&em->clib_time);
- init_error_string_table ();
- fifo_segment_main_init (sm, HIGH_SEGMENT_BASEVA, 20);
- vec_validate (em->connect_test_data, em->tx_buf_size);
- for (i = 0; i < em->tx_buf_size; i++)
- em->connect_test_data[i] = i & 0xff;
-
- /* *INDENT-OFF* */
- svm_msg_q_ring_cfg_t rc[SESSION_MQ_N_RINGS] = {
- {rpc_queue_size, sizeof (echo_rpc_msg_t), 0},
- };
- /* *INDENT-ON* */
- cfg->consumer_pid = getpid ();
- cfg->n_rings = 1;
- cfg->q_nitems = rpc_queue_size;
- cfg->ring_cfgs = rc;
- em->rpc_msq_queue = svm_msg_q_alloc (cfg);
-
- signal (SIGINT, stop_signal);
- signal (SIGQUIT, stop_signal);
- signal (SIGTERM, stop_signal);
- quic_echo_api_hookup (em);
-
- app_name = em->i_am_master ? "quic_echo_server" : "quic_echo_client";
- if (connect_to_vpp (app_name) < 0)
- {
- svm_region_exit ();
- ECHO_FAIL ("Couldn't connect to vpe, exiting...\n");
- exit (1);
- }
-
- echo_session_prealloc (em);
- quic_echo_notify_event (em, ECHO_EVT_START);
-
- application_send_attach (em);
- if (wait_for_state_change (em, STATE_ATTACHED, TIMEOUT))
- {
- ECHO_FAIL ("Couldn't attach to vpp, did you run <session enable> ?\n");
- exit (1);
- }
- if (pthread_create (&em->mq_thread_handle,
- NULL /*attr */ , echo_mq_thread_fn, 0))
- {
- ECHO_FAIL ("pthread create errored\n");
- exit (1);
- }
- for (i = 0; i < em->n_rx_threads; i++)
- if (pthread_create (&em->data_thread_handles[i],
- NULL /*attr */ , echo_data_thread_fn, (void *) i))
- {
- ECHO_FAIL ("pthread create errored\n");
- exit (1);
- }
- if (em->i_am_master)
- server_run (em);
- else
- clients_run (em);
- quic_echo_notify_event (em, ECHO_EVT_EXIT);
- if (em->output_json)
- print_global_json_stats (em);
- else
- print_global_stats (em);
- echo_free_sessions (em);
- echo_assert_test_suceeded (em);
- application_detach (em);
- if (wait_for_state_change (em, STATE_DETACHED, TIMEOUT))
- {
- ECHO_FAIL ("ECHO-ERROR: Couldn't detach from vpp, exiting...\n");
- exit (1);
- }
- int *rv;
- pthread_join (em->mq_thread_handle, (void **) &rv);
- if (rv)
- {
- ECHO_FAIL ("mq pthread errored %d", rv);
- exit (1);
- }
- if (em->use_sock_api)
- vl_socket_client_disconnect ();
- else
- vl_client_disconnect_from_vlib ();
- ECHO_LOG (0, "Test complete !\n");
- exit (em->has_failed);
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/plugins/hs_apps/sapi/quic_echo.h b/src/plugins/hs_apps/sapi/quic_echo.h
deleted file mode 100644
index aec56d077f0..00000000000
--- a/src/plugins/hs_apps/sapi/quic_echo.h
+++ /dev/null
@@ -1,246 +0,0 @@
-/*
- * Copyright (c) 2019 Cisco 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.
- */
-
-#include <stdio.h>
-#include <signal.h>
-
-#include <vnet/session/application_interface.h>
-
-#define vl_typedefs /* define message structures */
-#include <vpp/api/vpe_all_api_h.h>
-#undef vl_typedefs
-
-/* declare message handlers for each api */
-
-#define vl_endianfun /* define message structures */
-#include <vpp/api/vpe_all_api_h.h>
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...)
-#define vl_printfun
-#include <vpp/api/vpe_all_api_h.h>
-#undef vl_printfun
-
-#define NITER 4000000
-#define TIMEOUT 10.0
-
-#define CHECK(expected, result, _fmt, _args...) \
- if (expected != result) \
- ECHO_FAIL ("expected %d, got %d : " _fmt, expected, result, ##_args);
-
-#define ECHO_FAIL(_fmt,_args...) \
- { \
- echo_main_t *em = &echo_main; \
- em->has_failed = 1; \
- em->time_to_stop = 1; \
- if (em->log_lvl > 0) \
- clib_warning ("ECHO-ERROR: "_fmt, ##_args); \
- }
-
-#define ECHO_LOG(lvl, _fmt,_args...) \
- { \
- echo_main_t *em = &echo_main; \
- if (em->log_lvl > lvl) \
- clib_warning (_fmt, ##_args); \
- }
-
-typedef struct
-{
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
-#define _(type, name) type name;
- foreach_app_session_field
-#undef _
- u64 vpp_session_handle;
- u64 bytes_sent;
- u64 bytes_to_send;
- volatile u64 bytes_received;
- volatile u64 bytes_to_receive;
- f64 start;
- u32 listener_index; /* listener index in echo session pool */
- u32 idle_cycles; /* consecutive enq/deq with no data */
- volatile u64 accepted_session_count; /* sessions we accepted */
-} echo_session_t;
-
-typedef enum
-{
- ECHO_NO_DATA_SOURCE,
- ECHO_TEST_DATA_SOURCE,
- ECHO_RX_DATA_SOURCE,
- ECHO_INVALID_DATA_SOURCE
-} data_source_t;
-
-enum echo_close_f_t
-{
- ECHO_CLOSE_F_INVALID = 0,
- ECHO_CLOSE_F_PASSIVE, /* wait for close msg */
- ECHO_CLOSE_F_ACTIVE, /* send close msg */
- ECHO_CLOSE_F_NONE, /* don't bother sending close msg */
-};
-
-enum quic_session_type_t
-{
- QUIC_SESSION_TYPE_QUIC,
- QUIC_SESSION_TYPE_STREAM,
- QUIC_SESSION_TYPE_LISTEN,
-};
-
-enum quic_session_state_t
-{
- QUIC_SESSION_STATE_INITIAL,
- QUIC_SESSION_STATE_READY,
- QUIC_SESSION_STATE_AWAIT_CLOSING, /* Data transfer is done, wait for close evt */
- QUIC_SESSION_STATE_AWAIT_DATA, /* Peer closed, wait for outstanding data */
- QUIC_SESSION_STATE_CLOSING, /* told vpp to close */
- QUIC_SESSION_STATE_CLOSED, /* closed in vpp */
-};
-
-typedef enum
-{
- STATE_START,
- STATE_ATTACHED,
- STATE_LISTEN,
- STATE_READY,
- STATE_DATA_DONE,
- STATE_DISCONNECTED,
- STATE_DETACHED
-} connection_state_t;
-
-typedef enum echo_test_evt_
-{
- ECHO_EVT_START = 1, /* app starts */
- ECHO_EVT_FIRST_QCONNECT = (1 << 1), /* First connect Quic session sent */
- ECHO_EVT_LAST_QCONNECTED = (1 << 2), /* All Quic session are connected */
- ECHO_EVT_FIRST_SCONNECT = (1 << 3), /* First connect Stream session sent */
- ECHO_EVT_LAST_SCONNECTED = (1 << 4), /* All Stream session are connected */
- ECHO_EVT_LAST_BYTE = (1 << 5), /* Last byte received */
- ECHO_EVT_EXIT = (1 << 6), /* app exits */
-} echo_test_evt_t;
-
-typedef struct _quic_echo_cb_vft
-{
- void (*quic_connected_cb) (session_connected_msg_t * mp, u32 session_index);
- void (*client_stream_connected_cb) (session_connected_msg_t * mp,
- u32 session_index);
- void (*server_stream_connected_cb) (session_connected_msg_t * mp,
- u32 session_index);
- void (*quic_accepted_cb) (session_accepted_msg_t * mp, u32 session_index);
- void (*client_stream_accepted_cb) (session_accepted_msg_t * mp,
- u32 session_index);
- void (*server_stream_accepted_cb) (session_accepted_msg_t * mp,
- u32 session_index);
-} quic_echo_cb_vft_t;
-
-
-typedef enum
-{
- RETURN_PACKETS_NOTEST,
- RETURN_PACKETS_LOG_WRONG,
- RETURN_PACKETS_ASSERT,
-} test_return_packets_t;
-
-typedef struct teardown_stat_
-{
- u32 q; /* quic sessions */
- u32 s; /* stream sessions */
-} teardown_stat_t;
-
-typedef struct
-{
- svm_queue_t *vl_input_queue; /* vpe input queue */
- u32 my_client_index; /* API client handle */
- u8 *uri; /* The URI we're playing with */
- echo_session_t *sessions; /* Session pool */
- svm_msg_q_t *our_event_queue; /* Our event queue */
- clib_time_t clib_time; /* For deadman timers */
- u8 *socket_name;
- int i_am_master;
- u32 listen_session_index; /* Index of vpp listener session */
-
- uword *session_index_by_vpp_handles; /* Hash table : quic_echo s_id -> vpp s_handle */
- clib_spinlock_t sid_vpp_handles_lock; /* Hash table lock */
-
- uword *shared_segment_handles; /* Hash table : segment_names -> 1*/
- clib_spinlock_t segment_handles_lock; /* Hash table lock */
- quic_echo_cb_vft_t cb_vft; /* cb vft for QUIC scenarios */
- svm_msg_q_t *rpc_msq_queue; /* MQ between quic_echo threads */
- fifo_segment_main_t segment_main;
-
- /* State of the connection, shared between msg RX thread and main thread */
- volatile connection_state_t state;
- volatile u8 time_to_stop; /* Signal variables */
- u8 has_failed; /* stores the exit code */
-
- /** Flag that decides if socket, instead of svm, api is used to connect to
- * vpp. If sock api is used, shm binary api is subsequently bootstrapped
- * and all other messages are exchanged using shm IPC. */
- u8 use_sock_api;
-
- u8 *connect_test_data;
- u8 test_return_packets;
- u64 bytes_to_send; /* target per stream */
- u64 bytes_to_receive; /* target per stream */
- u32 fifo_size;
- u32 rx_buf_size;
- u32 tx_buf_size;
- data_source_t data_source; /* Use no/dummy/mirrored data */
- u8 send_quic_disconnects; /* actively send disconnect */
- u8 send_stream_disconnects; /* actively send disconnect */
- u8 output_json; /* Output stats as JSON */
- u8 log_lvl; /* Verbosity of the logging */
- int max_test_msg; /* Limit the number of incorrect data messages */
-
- u8 *appns_id;
- u64 appns_flags;
- u64 appns_secret;
-
- pthread_t *data_thread_handles; /* vec of data thread handles */
- pthread_t mq_thread_handle; /* Message queue thread handle */
- u32 *data_thread_args;
-
- u32 n_clients; /* Target number of QUIC sessions */
- u32 n_stream_clients; /* Target Number of STREAM sessions per QUIC session */
- volatile u32 n_quic_clients_connected; /* Number of connected QUIC sessions */
- volatile u32 n_clients_connected; /* Number of STREAM sessions connected */
- u32 n_rx_threads; /* Number of data threads */
- volatile u32 nxt_available_sidx; /* next unused prealloced session_index */
-
- struct {
- u64 tx_total;
- u64 rx_total;
- teardown_stat_t reset_count; /* received reset from vpp */
- teardown_stat_t close_count; /* received close from vpp */
- teardown_stat_t active_count; /* sent close to vpp */
- teardown_stat_t clean_count; /* cleaned up stale session */
- } stats;
-
- struct /* Event based timing : start & end depend on CLI specified events */
- {
- f64 start_time;
- f64 end_time;
- u8 events_sent;
- u8 start_event;
- u8 end_event;
- } timing;
-} echo_main_t;
-
-typedef void (*echo_rpc_t) (void *arg, u32 opaque);
-
-typedef struct
-{
- void *fp;
- void *arg;
- u32 opaque;
-} echo_rpc_msg_t;
diff --git a/src/plugins/hs_apps/sapi/vpp_echo.c b/src/plugins/hs_apps/sapi/vpp_echo.c
new file mode 100644
index 00000000000..5c9690f299f
--- /dev/null
+++ b/src/plugins/hs_apps/sapi/vpp_echo.c
@@ -0,0 +1,1049 @@
+/*
+ * Copyright (c) 2019 Cisco 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.
+ */
+
+#include <stdio.h>
+#include <signal.h>
+
+#include <vlibmemory/api.h>
+#include <svm/fifo_segment.h>
+
+#include <hs_apps/sapi/vpp_echo_common.h>
+
+echo_main_t echo_main;
+
+static void
+echo_session_prealloc (echo_main_t * em)
+{
+ /* We need to prealloc to avoid vec resize in threads */
+ echo_session_t *session;
+ int i;
+ for (i = 0; i < em->n_sessions; i++)
+ {
+ pool_get (em->sessions, session);
+ clib_memset (session, 0, sizeof (*session));
+ session->session_index = session - em->sessions;
+ session->listener_index = SESSION_INVALID_INDEX;
+ session->session_state = ECHO_SESSION_STATE_INITIAL;
+ }
+}
+
+static void
+echo_assert_test_suceeded (echo_main_t * em)
+{
+ CHECK (em->n_clients * em->bytes_to_receive,
+ em->stats.rx_total, "Not enough data received");
+ CHECK (em->n_clients * em->bytes_to_send,
+ em->stats.tx_total, "Not enough data sent");
+ clib_spinlock_lock (&em->sid_vpp_handles_lock);
+ CHECK (0, hash_elts (em->session_index_by_vpp_handles),
+ "Some sessions are still open");
+ clib_spinlock_unlock (&em->sid_vpp_handles_lock);
+}
+
+always_inline void
+echo_session_dequeue_notify (echo_session_t * s)
+{
+ int rv;
+ if (!svm_fifo_set_event (s->rx_fifo))
+ return;
+ if ((rv =
+ app_send_io_evt_to_vpp (s->vpp_evt_q, s->rx_fifo->master_session_index,
+ SESSION_IO_EVT_RX, SVM_Q_WAIT)))
+ ECHO_FAIL ("app_send_io_evt_to_vpp errored %d", rv);
+ svm_fifo_clear_deq_ntf (s->rx_fifo);
+}
+
+static void
+stop_signal (int signum)
+{
+ echo_main_t *em = &echo_main;
+ em->time_to_stop = 1;
+}
+
+int
+connect_to_vpp (char *name)
+{
+ echo_main_t *em = &echo_main;
+ api_main_t *am = &api_main;
+
+ if (em->use_sock_api)
+ {
+ if (vl_socket_client_connect ((char *) em->socket_name, name,
+ 0 /* default rx, tx buffer */ ))
+ {
+ ECHO_FAIL ("socket connect failed");
+ return -1;
+ }
+
+ if (vl_socket_client_init_shm (0, 1 /* want_pthread */ ))
+ {
+ ECHO_FAIL ("init shm api failed");
+ return -1;
+ }
+ }
+ else
+ {
+ if (vl_client_connect_to_vlib ("/vpe-api", name, 32) < 0)
+ {
+ ECHO_FAIL ("shmem connect failed");
+ return -1;
+ }
+ }
+ em->vl_input_queue = am->shmem_hdr->vl_input_queue;
+ em->my_client_index = am->my_client_index;
+ return 0;
+}
+
+static void
+echo_event_didnt_happen (u8 e)
+{
+ echo_main_t *em = &echo_main;
+ u8 *s = format (0, "%U", echo_format_timing_event, e);
+ ECHO_LOG (0, "Expected event %s to happend, which did not", s);
+ em->has_failed = 1;
+}
+
+static void
+print_global_json_stats (echo_main_t * em)
+{
+ if (!(em->timing.events_sent & em->timing.start_event))
+ return echo_event_didnt_happen (em->timing.start_event);
+ if (!(em->timing.events_sent & em->timing.end_event))
+ return echo_event_didnt_happen (em->timing.end_event);
+ f64 deltat = em->timing.end_time - em->timing.start_time;
+ u8 *start_evt =
+ format (0, "%U", echo_format_timing_event, em->timing.start_event);
+ u8 *end_evt =
+ format (0, "%U", echo_format_timing_event, em->timing.end_event);
+ fformat (stdout, "{\n");
+ fformat (stdout, "\"time\": \"%.9f\",\n", deltat);
+ fformat (stdout, "\"start_evt\": \"%s\",\n", start_evt);
+ fformat (stdout, "\"end_evt\": \"%s\",\n", end_evt);
+ fformat (stdout, "\"rx_data\": %lld,\n", em->stats.rx_total);
+ fformat (stdout, "\"tx_rx\": %lld,\n", em->stats.tx_total);
+ fformat (stdout, "\"closing\": {\n");
+ fformat (stdout, " \"reset\": { \"q\": %d, \"s\": %d },\n",
+ em->stats.reset_count.q, em->stats.reset_count.s);
+ fformat (stdout, " \"close\": { \"q\": %d, \"s\": %d },\n",
+ em->stats.close_count.q, em->stats.close_count.s);
+ fformat (stdout, " \"active\": { \"q\": %d, \"s\": %d },\n",
+ em->stats.active_count.q, em->stats.active_count.s);
+ fformat (stdout, " \"clean\": { \"q\": %d, \"s\": %d }\n",
+ em->stats.clean_count.q, em->stats.clean_count.s);
+ fformat (stdout, "}\n");
+ fformat (stdout, "}\n");
+}
+
+static void
+print_global_stats (echo_main_t * em)
+{
+ u8 *s;
+ if (!(em->timing.events_sent & em->timing.start_event))
+ return echo_event_didnt_happen (em->timing.start_event);
+ if (!(em->timing.events_sent & em->timing.end_event))
+ return echo_event_didnt_happen (em->timing.end_event);
+ f64 deltat = em->timing.end_time - em->timing.start_time;
+ s = format (0, "%U:%U",
+ echo_format_timing_event, em->timing.start_event,
+ echo_format_timing_event, em->timing.end_event);
+ fformat (stdout, "Timing %s\n", s);
+ fformat (stdout, "-------- TX --------\n");
+ fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
+ em->stats.tx_total, em->stats.tx_total / (1ULL << 20),
+ em->stats.tx_total / (1ULL << 30), deltat);
+ fformat (stdout, "%.4f Gbit/second\n",
+ (em->stats.tx_total * 8.0) / deltat / 1e9);
+ fformat (stdout, "-------- RX --------\n");
+ fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
+ em->stats.rx_total, em->stats.rx_total / (1ULL << 20),
+ em->stats.rx_total / (1ULL << 30), deltat);
+ fformat (stdout, "%.4f Gbit/second\n",
+ (em->stats.rx_total * 8.0) / deltat / 1e9);
+ fformat (stdout, "--------------------\n");
+ fformat (stdout, "Received close on %d streams (and %d Quic conn)\n",
+ em->stats.close_count.s, em->stats.close_count.q);
+ fformat (stdout, "Received reset on %d streams (and %d Quic conn)\n",
+ em->stats.reset_count.s, em->stats.reset_count.q);
+ fformat (stdout, "Sent close on %d streams (and %d Quic conn)\n",
+ em->stats.active_count.s, em->stats.active_count.q);
+ fformat (stdout, "Discarded %d streams (and %d Quic conn)\n",
+ em->stats.clean_count.s, em->stats.clean_count.q);
+}
+
+void
+echo_update_count_on_session_close (echo_main_t * em, echo_session_t * s)
+{
+
+ ECHO_LOG (1, "[%lu/%lu] -> S(%x) -> [%lu/%lu]",
+ s->bytes_received, s->bytes_received + s->bytes_to_receive,
+ s->session_index, s->bytes_sent,
+ s->bytes_sent + s->bytes_to_send);
+ clib_atomic_fetch_add (&em->stats.tx_total, s->bytes_sent);
+ clib_atomic_fetch_add (&em->stats.rx_total, s->bytes_received);
+
+ if (PREDICT_FALSE (em->stats.rx_total ==
+ em->n_clients * em->bytes_to_receive))
+ echo_notify_event (em, ECHO_EVT_LAST_BYTE);
+}
+
+static void
+echo_free_sessions (echo_main_t * em)
+{
+ /* Free marked sessions */
+ echo_session_t *s;
+ u32 *session_indexes = 0, *session_index;
+
+ /* *INDENT-OFF* */
+ pool_foreach (s, em->sessions,
+ ({
+ if (s->session_state == ECHO_SESSION_STATE_CLOSED)
+ vec_add1 (session_indexes, s->session_index);}
+ ));
+ /* *INDENT-ON* */
+ vec_foreach (session_index, session_indexes)
+ {
+ /* Free session */
+ s = pool_elt_at_index (em->sessions, *session_index);
+ echo_session_handle_add_del (em, s->vpp_session_handle,
+ SESSION_INVALID_INDEX);
+ pool_put (em->sessions, s);
+ clib_memset (s, 0xfe, sizeof (*s));
+ }
+}
+
+static void
+test_recv_bytes (echo_main_t * em, echo_session_t * s, u8 * rx_buf,
+ u32 n_read)
+{
+ u32 i;
+ u8 expected;
+ for (i = 0; i < n_read; i++)
+ {
+ expected = (s->bytes_received + i) & 0xff;
+ if (rx_buf[i] == expected || em->max_test_msg > 0)
+ continue;
+ ECHO_LOG (0, "Session 0x%lx byte %lld was 0x%x expected 0x%x",
+ s->vpp_session_handle, s->bytes_received + i, rx_buf[i],
+ expected);
+ em->max_test_msg--;
+ if (em->max_test_msg == 0)
+ ECHO_LOG (0, "Too many errors, hiding next ones");
+ if (em->test_return_packets == RETURN_PACKETS_ASSERT)
+ ECHO_FAIL ("test-bytes errored");
+ }
+}
+
+static int
+recv_data_chunk (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
+{
+ int n_read;
+ n_read = app_recv ((app_session_t *) s, rx_buf, vec_len (rx_buf));
+ if (n_read <= 0)
+ return 0;
+ if (svm_fifo_needs_deq_ntf (s->rx_fifo, n_read))
+ echo_session_dequeue_notify (s);
+
+ if (em->test_return_packets)
+ test_recv_bytes (em, s, rx_buf, n_read);
+
+ s->bytes_received += n_read;
+ s->bytes_to_receive -= n_read;
+ return n_read;
+}
+
+static int
+send_data_chunk (echo_session_t * s, u8 * tx_buf, int offset, int len)
+{
+ int n_sent;
+ int bytes_this_chunk = clib_min (s->bytes_to_send, len - offset);
+ if (!bytes_this_chunk)
+ return 0;
+ n_sent = app_send ((app_session_t *) s, tx_buf + offset,
+ bytes_this_chunk, SVM_Q_WAIT);
+ if (n_sent < 0)
+ return 0;
+ s->bytes_to_send -= n_sent;
+ s->bytes_sent += n_sent;
+ return n_sent;
+}
+
+static int
+mirror_data_chunk (echo_main_t * em, echo_session_t * s, u8 * tx_buf, u64 len)
+{
+ u64 n_sent = 0;
+ while (n_sent < len && !em->time_to_stop)
+ n_sent += send_data_chunk (s, tx_buf, n_sent, len);
+ return n_sent;
+}
+
+static inline void
+echo_check_closed_listener (echo_main_t * em, echo_session_t * s)
+{
+ echo_session_t *ls;
+ /* if parent has died, terminate gracefully */
+ if (s->listener_index == SESSION_INVALID_INDEX)
+ return;
+ ls = pool_elt_at_index (em->sessions, s->listener_index);
+ if (ls->session_state < ECHO_SESSION_STATE_CLOSING)
+ return;
+ ECHO_LOG (2, "Session 0%lx died, close child 0x%lx", ls->vpp_session_handle,
+ s->vpp_session_handle);
+ echo_update_count_on_session_close (em, s);
+ em->proto_cb_vft->cleanup_cb (s, 1 /* parent_died */ );
+}
+
+/*
+ * Rx/Tx polling thread per connection
+ */
+static void
+echo_handle_data (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
+{
+ int n_read, n_sent = 0;
+
+ n_read = recv_data_chunk (em, s, rx_buf);
+ if (em->data_source == ECHO_TEST_DATA_SOURCE)
+ n_sent = send_data_chunk (s, em->connect_test_data,
+ s->bytes_sent % em->tx_buf_size,
+ em->tx_buf_size);
+ else if (em->data_source == ECHO_RX_DATA_SOURCE)
+ n_sent = mirror_data_chunk (em, s, rx_buf, n_read);
+ if (!s->bytes_to_send && !s->bytes_to_receive)
+ {
+ /* Session is done, need to close */
+ if (s->session_state == ECHO_SESSION_STATE_AWAIT_DATA)
+ s->session_state = ECHO_SESSION_STATE_CLOSING;
+ else
+ {
+ s->session_state = ECHO_SESSION_STATE_AWAIT_CLOSING;
+ if (em->send_stream_disconnects == ECHO_CLOSE_F_ACTIVE)
+ {
+ echo_send_rpc (em, echo_send_disconnect_session,
+ (void *) s->vpp_session_handle, 0);
+ clib_atomic_fetch_add (&em->stats.active_count.s, 1);
+ }
+ else if (em->send_stream_disconnects == ECHO_CLOSE_F_NONE)
+ {
+ s->session_state = ECHO_SESSION_STATE_CLOSING;
+ clib_atomic_fetch_add (&em->stats.clean_count.s, 1);
+ }
+ }
+ return;
+ }
+
+ /* Check for idle clients */
+ if (em->log_lvl > 1)
+ {
+ if (n_sent || n_read)
+ s->idle_cycles = 0;
+ else if (s->idle_cycles++ == 1e7)
+ {
+ s->idle_cycles = 0;
+ ECHO_LOG (1, "Idle client TX:%dB RX:%dB", s->bytes_to_send,
+ s->bytes_to_receive);
+ ECHO_LOG (1, "Idle FIFOs TX:%dB RX:%dB",
+ svm_fifo_max_dequeue (s->tx_fifo),
+ svm_fifo_max_dequeue (s->rx_fifo));
+ ECHO_LOG (1, "Session 0x%lx state %u", s->vpp_session_handle,
+ s->session_state);
+ }
+ }
+}
+
+static void *
+echo_data_thread_fn (void *arg)
+{
+ clib_mem_set_thread_index ();
+ echo_main_t *em = &echo_main;
+ u32 N = em->n_clients;
+ u32 n = (N + em->n_rx_threads - 1) / em->n_rx_threads;
+ u32 idx = (u64) arg;
+ if (n * idx >= N)
+ {
+ ECHO_LOG (1, "Thread %u exiting, no sessions to care for", idx);
+ pthread_exit (0);
+ }
+ u32 thread_n_sessions = clib_min (n, N - n * idx);
+
+ u32 i = 0;
+ u32 n_closed_sessions = 0;
+ u32 session_index;
+ u8 *rx_buf = 0;
+ echo_session_t *s;
+ vec_validate (rx_buf, em->rx_buf_size);
+
+ for (i = 0; !em->time_to_stop; i = (i + 1) % thread_n_sessions)
+ {
+ n_closed_sessions = i == 0 ? 0 : n_closed_sessions;
+ session_index = em->data_thread_args[n * idx + i];
+ if (session_index == SESSION_INVALID_INDEX)
+ continue;
+ s = pool_elt_at_index (em->sessions, session_index);
+ switch (s->session_state)
+ {
+ case ECHO_SESSION_STATE_READY:
+ case ECHO_SESSION_STATE_AWAIT_DATA:
+ echo_handle_data (em, s, rx_buf);
+ echo_check_closed_listener (em, s);
+ break;
+ case ECHO_SESSION_STATE_AWAIT_CLOSING:
+ echo_check_closed_listener (em, s);
+ break;
+ case ECHO_SESSION_STATE_CLOSING:
+ echo_update_count_on_session_close (em, s);
+ em->proto_cb_vft->cleanup_cb (s, 0 /* parent_died */ );
+ break;
+ case ECHO_SESSION_STATE_CLOSED:
+ n_closed_sessions++;
+ break;
+ }
+ if (n_closed_sessions == thread_n_sessions)
+ break;
+ }
+ pthread_exit (0);
+}
+
+static void
+session_bound_handler (session_bound_msg_t * mp)
+{
+ echo_main_t *em = &echo_main;
+ echo_session_t *listen_session;
+ if (mp->retval)
+ {
+ ECHO_FAIL ("bind failed: %U", format_api_error,
+ clib_net_to_host_u32 (mp->retval));
+ return;
+ }
+ ECHO_LOG (0, "listening on %U:%u", format_ip46_address, mp->lcl_ip,
+ mp->lcl_is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6,
+ clib_net_to_host_u16 (mp->lcl_port));
+
+ /* Allocate local session and set it up */
+ listen_session = echo_session_new (em);
+ listen_session->session_type = ECHO_SESSION_TYPE_LISTEN;
+ echo_session_handle_add_del (em, mp->handle, listen_session->session_index);
+ em->state = STATE_LISTEN;
+ em->listen_session_index = listen_session->session_index;
+ if (em->proto_cb_vft->bound_uri_cb)
+ em->proto_cb_vft->bound_uri_cb (mp, listen_session);
+}
+
+static void
+session_accepted_handler (session_accepted_msg_t * mp)
+{
+ app_session_evt_t _app_evt, *app_evt = &_app_evt;
+ session_accepted_reply_msg_t *rmp;
+ svm_fifo_t *rx_fifo, *tx_fifo;
+ echo_main_t *em = &echo_main;
+ echo_session_t *session, *ls;
+ /* Allocate local session and set it up */
+ session = echo_session_new (em);
+
+ if (wait_for_segment_allocation (mp->segment_handle))
+ {
+ ECHO_FAIL ("wait_for_segment_allocation errored");
+ return;
+ }
+
+ rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
+ rx_fifo->client_session_index = session->session_index;
+ tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
+ tx_fifo->client_session_index = session->session_index;
+
+ session->rx_fifo = rx_fifo;
+ session->tx_fifo = tx_fifo;
+
+ /* session->transport needed by app_send_dgram */
+ clib_memcpy_fast (&session->transport.rmt_ip, &mp->rmt.ip,
+ sizeof (ip46_address_t));
+ session->transport.is_ip4 = mp->rmt.is_ip4;
+ session->transport.rmt_port = mp->rmt.port;
+ clib_memcpy_fast (&session->transport.lcl_ip, &em->uri_elts.ip,
+ sizeof (ip46_address_t));
+ session->transport.lcl_port = em->uri_elts.port;
+
+ session->vpp_session_handle = mp->handle;
+ session->start = clib_time_now (&em->clib_time);
+ session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
+ svm_msg_q_t *);
+ if (!(ls = echo_get_session_from_handle (em, mp->listener_handle)))
+ return;
+ session->listener_index = ls->session_index;
+
+ /* Add it to lookup table */
+ ECHO_LOG (1, "Accepted session 0x%lx -> 0x%lx", mp->handle,
+ mp->listener_handle);
+ echo_session_handle_add_del (em, mp->handle, session->session_index);
+
+ app_alloc_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt,
+ SESSION_CTRL_EVT_ACCEPTED_REPLY);
+ rmp = (session_accepted_reply_msg_t *) app_evt->evt->data;
+ rmp->handle = mp->handle;
+ rmp->context = mp->context;
+ app_send_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt);
+ em->proto_cb_vft->accepted_cb (mp, session);
+}
+
+static void
+session_connected_handler (session_connected_msg_t * mp)
+{
+ echo_main_t *em = &echo_main;
+ echo_session_t *session;
+ u32 listener_index = htonl (mp->context);
+ svm_fifo_t *rx_fifo, *tx_fifo;
+
+ if (mp->retval)
+ {
+ ECHO_FAIL ("connection failed with code: %U", format_api_error,
+ clib_net_to_host_u32 (mp->retval));
+ return;
+ }
+
+ session = echo_session_new (em);
+ if (wait_for_segment_allocation (mp->segment_handle))
+ {
+ ECHO_FAIL ("wait_for_segment_allocation errored");
+ return;
+ }
+
+ rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
+ rx_fifo->client_session_index = session->session_index;
+ tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
+ tx_fifo->client_session_index = session->session_index;
+
+ session->rx_fifo = rx_fifo;
+ session->tx_fifo = tx_fifo;
+ session->vpp_session_handle = mp->handle;
+ session->start = clib_time_now (&em->clib_time);
+ session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
+ svm_msg_q_t *);
+ session->listener_index = listener_index;
+ /* session->transport needed by app_send_dgram */
+ clib_memcpy_fast (&session->transport.lcl_ip, &mp->lcl.ip,
+ sizeof (ip46_address_t));
+ session->transport.is_ip4 = mp->lcl.is_ip4;
+ session->transport.lcl_port = mp->lcl.port;
+ clib_memcpy_fast (&session->transport.rmt_ip, &em->uri_elts.ip,
+ sizeof (ip46_address_t));
+ session->transport.rmt_port = em->uri_elts.port;
+
+ echo_session_handle_add_del (em, mp->handle, session->session_index);
+ em->proto_cb_vft->connected_cb ((session_connected_bundled_msg_t *) mp,
+ session->session_index, 0 /* is_failed */ );
+}
+
+/*
+ *
+ * End of ECHO callback definitions
+ *
+ */
+
+static void
+session_disconnected_handler (session_disconnected_msg_t * mp)
+{
+ app_session_evt_t _app_evt, *app_evt = &_app_evt;
+ session_disconnected_reply_msg_t *rmp;
+ echo_main_t *em = &echo_main;
+ echo_session_t *s;
+ ECHO_LOG (1, "passive close session 0x%lx", mp->handle);
+ if (!(s = echo_get_session_from_handle (em, mp->handle)))
+ return;
+ em->proto_cb_vft->disconnected_cb (mp, s);
+
+ app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
+ SESSION_CTRL_EVT_DISCONNECTED_REPLY);
+ rmp = (session_disconnected_reply_msg_t *) app_evt->evt->data;
+ rmp->retval = 0;
+ rmp->handle = mp->handle;
+ rmp->context = mp->context;
+ app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
+}
+
+static void
+session_reset_handler (session_reset_msg_t * mp)
+{
+ app_session_evt_t _app_evt, *app_evt = &_app_evt;
+ echo_main_t *em = &echo_main;
+ session_reset_reply_msg_t *rmp;
+ echo_session_t *s = 0;
+ ECHO_LOG (1, "Reset session 0x%lx", mp->handle);
+ if (!(s = echo_get_session_from_handle (em, mp->handle)))
+ return;
+ em->proto_cb_vft->reset_cb (mp, s);
+
+ app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
+ SESSION_CTRL_EVT_RESET_REPLY);
+ rmp = (session_reset_reply_msg_t *) app_evt->evt->data;
+ rmp->retval = 0;
+ rmp->handle = mp->handle;
+ app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
+}
+
+static void
+handle_mq_event (session_event_t * e)
+{
+ switch (e->event_type)
+ {
+ case SESSION_CTRL_EVT_BOUND:
+ session_bound_handler ((session_bound_msg_t *) e->data);
+ break;
+ case SESSION_CTRL_EVT_ACCEPTED:
+ session_accepted_handler ((session_accepted_msg_t *) e->data);
+ break;
+ case SESSION_CTRL_EVT_CONNECTED:
+ session_connected_handler ((session_connected_msg_t *) e->data);
+ break;
+ case SESSION_CTRL_EVT_DISCONNECTED:
+ session_disconnected_handler ((session_disconnected_msg_t *) e->data);
+ break;
+ case SESSION_CTRL_EVT_RESET:
+ session_reset_handler ((session_reset_msg_t *) e->data);
+ break;
+ case SESSION_IO_EVT_RX:
+ break;
+ default:
+ ECHO_LOG (0, "unhandled event %u", e->event_type);
+ }
+}
+
+static void
+echo_process_rpcs (echo_main_t * em)
+{
+ echo_rpc_msg_t *rpc;
+ svm_msg_q_msg_t msg;
+ while (em->state < STATE_DATA_DONE && !em->time_to_stop)
+ {
+ if (svm_msg_q_sub (em->rpc_msq_queue, &msg, SVM_Q_TIMEDWAIT, 1))
+ continue;
+ rpc = svm_msg_q_msg_data (em->rpc_msq_queue, &msg);
+ ((echo_rpc_t) rpc->fp) (rpc->arg, rpc->opaque);
+ svm_msg_q_free_msg (em->rpc_msq_queue, &msg);
+ }
+}
+
+static void *
+echo_mq_thread_fn (void *arg)
+{
+ clib_mem_set_thread_index ();
+ echo_main_t *em = &echo_main;
+ session_event_t *e;
+ svm_msg_q_msg_t msg;
+ int rv;
+ wait_for_state_change (em, STATE_ATTACHED, 0);
+ if (em->state < STATE_ATTACHED || !em->our_event_queue)
+ {
+ ECHO_FAIL ("Application failed to attach");
+ pthread_exit (0);
+ }
+
+ while (1)
+ {
+ if (!(rv = svm_msg_q_sub (em->our_event_queue,
+ &msg, SVM_Q_TIMEDWAIT, 1)))
+ {
+ e = svm_msg_q_msg_data (em->our_event_queue, &msg);
+ handle_mq_event (e);
+ svm_msg_q_free_msg (em->our_event_queue, &msg);
+ }
+ if (rv == ETIMEDOUT
+ && (em->time_to_stop || em->state == STATE_DETACHED))
+ break;
+ }
+ pthread_exit (0);
+}
+
+static void
+clients_run (echo_main_t * em)
+{
+ u64 i;
+ echo_notify_event (em, ECHO_EVT_FIRST_QCONNECT);
+ for (i = 0; i < em->n_connects; i++)
+ echo_send_connect (em->uri, SESSION_INVALID_INDEX);
+ wait_for_state_change (em, STATE_READY, 0);
+ ECHO_LOG (1, "App is ready");
+ echo_process_rpcs (em);
+}
+
+static void
+server_run (echo_main_t * em)
+{
+ echo_send_listen (em);
+ wait_for_state_change (em, STATE_READY, 0);
+ ECHO_LOG (1, "App is ready");
+ echo_process_rpcs (em);
+ /* Cleanup */
+ echo_send_unbind (em);
+ if (wait_for_state_change (em, STATE_DISCONNECTED, TIMEOUT))
+ {
+ ECHO_FAIL ("Timeout waiting for state disconnected");
+ return;
+ }
+}
+
+static void
+print_usage_and_exit (void)
+{
+ echo_main_t *em = &echo_main;
+ int i;
+ fprintf (stderr,
+ "Usage: vpp_echo [socket-name SOCKET] [client|server] [uri URI] [OPTIONS]\n"
+ "Generates traffic and assert correct teardown of the QUIC hoststack\n"
+ "\n"
+ " socket-name PATH Specify the binary socket path to connect to VPP\n"
+ " use-svm-api Use SVM API to connect to VPP\n"
+ " test-bytes[:assert] Check data correctness when receiving (assert fails on first error)\n"
+ " fifo-size N Use N Kb fifos\n"
+ " rx-buf N Use N Kb RX buffer\n"
+ " tx-buf N Use N Kb TX test buffer\n"
+ " appns NAMESPACE Use the namespace NAMESPACE\n"
+ " all-scope all-scope option\n"
+ " local-scope local-scope option\n"
+ " global-scope global-scope option\n"
+ " secret SECRET set namespace secret\n"
+ " chroot prefix PATH Use PATH as memory root path\n"
+ " sclose=[Y|N|W] When a stream is done, pass[N] send[Y] or wait[W] for close\n"
+ "\n"
+ " time START:END Time between evts START & END, events being :\n"
+ " start - Start of the app\n"
+ " qconnect - first Connection connect sent\n"
+ " qconnected - last Connection connected\n"
+ " sconnect - first Stream connect sent\n"
+ " sconnected - last Stream got connected\n"
+ " lastbyte - Last expected byte received\n"
+ " exit - Exiting of the app\n"
+ " json Output global stats in json\n"
+ " log=N Set the log level to [0: no output, 1:errors, 2:log]\n"
+ "\n"
+ " nclients N Open N clients sending data\n"
+ " nthreads N Use N busy loop threads for data [in addition to main & msg queue]\n"
+ " TX=1337[Kb|Mb|GB] Send 1337 [K|M|G]bytes, use TX=RX to reflect the data\n"
+ " RX=1337[Kb|Mb|GB] Expect 1337 [K|M|G]bytes\n" "\n");
+ for (i = 0; i < TRANSPORT_N_PROTO; i++)
+ {
+ echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
+ if (vft && vft->print_usage_cb)
+ vft->print_usage_cb ();
+ }
+ fprintf (stderr, "\nDefault configuration is :\n"
+ " server nclients 1/1 RX=64Kb TX=RX\n"
+ " client nclients 1/1 RX=64Kb TX=64Kb\n");
+ exit (1);
+}
+
+static int
+echo_process_each_proto_opts (unformat_input_t * a)
+{
+ echo_main_t *em = &echo_main;
+ int i, rv;
+ for (i = 0; i < TRANSPORT_N_PROTO; i++)
+ {
+ echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
+ if (vft && vft->process_opts_cb)
+ if ((rv = vft->process_opts_cb (a)))
+ return rv;
+ }
+ return 0;
+}
+
+static void
+echo_set_each_proto_defaults_before_opts (echo_main_t * em)
+{
+ int i;
+ for (i = 0; i < TRANSPORT_N_PROTO; i++)
+ {
+ echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
+ if (vft && vft->set_defaults_before_opts_cb)
+ vft->set_defaults_before_opts_cb ();
+ }
+}
+
+void
+echo_process_opts (int argc, char **argv)
+{
+ echo_main_t *em = &echo_main;
+ unformat_input_t _argv, *a = &_argv;
+ u32 tmp;
+ u8 *chroot_prefix;
+ u8 *uri = 0;
+ u8 default_f_active;
+
+ unformat_init_command_line (a, argv);
+ while (unformat_check_input (a) != UNFORMAT_END_OF_INPUT)
+ {
+ if (echo_process_each_proto_opts (a))
+ ;
+ else if (unformat (a, "chroot prefix %s", &chroot_prefix))
+ vl_set_memory_root_path ((char *) chroot_prefix);
+ else if (unformat (a, "uri %s", &uri))
+ em->uri = format (0, "%s%c", uri, 0);
+ else if (unformat (a, "server"))
+ em->i_am_master = 1;
+ else if (unformat (a, "client"))
+ em->i_am_master = 0;
+ else if (unformat (a, "test-bytes:assert"))
+ em->test_return_packets = RETURN_PACKETS_ASSERT;
+ else if (unformat (a, "test-bytes"))
+ em->test_return_packets = RETURN_PACKETS_LOG_WRONG;
+ else if (unformat (a, "socket-name %s", &em->socket_name))
+ ;
+ else if (unformat (a, "use-svm-api"))
+ em->use_sock_api = 0;
+ else if (unformat (a, "fifo-size %d", &tmp))
+ em->fifo_size = tmp << 10;
+ else if (unformat (a, "rx-buf %d", &tmp))
+ em->rx_buf_size = tmp << 10;
+ else if (unformat (a, "tx-buf %d", &tmp))
+ em->rx_buf_size = tmp << 10;
+ else if (unformat (a, "nclients %d", &em->n_clients))
+ {
+ em->n_sessions = em->n_clients + 1;
+ em->n_connects = em->n_clients;
+ }
+ else if (unformat (a, "nthreads %d", &em->n_rx_threads))
+ ;
+ else if (unformat (a, "appns %_%v%_", &em->appns_id))
+ ;
+ else if (unformat (a, "all-scope"))
+ em->appns_flags |= (APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE
+ | APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE);
+ else if (unformat (a, "local-scope"))
+ em->appns_flags = APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
+ else if (unformat (a, "global-scope"))
+ em->appns_flags = APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
+ else if (unformat (a, "secret %lu", &em->appns_secret))
+ ;
+ else if (unformat (a, "TX=RX"))
+ em->data_source = ECHO_RX_DATA_SOURCE;
+ else if (unformat (a, "TX=%U", unformat_data, &em->bytes_to_send))
+ ;
+ else if (unformat (a, "RX=%U", unformat_data, &em->bytes_to_receive))
+ ;
+ else if (unformat (a, "json"))
+ em->output_json = 1;
+ else if (unformat (a, "log=%d", &em->log_lvl))
+ ;
+ else if (unformat (a, "sclose=%U",
+ echo_unformat_close, &em->send_stream_disconnects))
+ ;
+ else if (unformat (a, "time %U:%U",
+ echo_unformat_timing_event, &em->timing.start_event,
+ echo_unformat_timing_event, &em->timing.end_event))
+ ;
+ else
+ print_usage_and_exit ();
+ }
+
+ /* setting default for unset values
+ *
+ * bytes_to_send / bytes_to_receive & data_source */
+ if (em->bytes_to_receive == (u64) ~ 0)
+ em->bytes_to_receive = 64 << 10; /* default */
+ if (em->bytes_to_send == (u64) ~ 0)
+ em->bytes_to_send = 64 << 10; /* default */
+ else if (em->bytes_to_send == 0)
+ em->data_source = ECHO_NO_DATA_SOURCE;
+ else
+ em->data_source = ECHO_TEST_DATA_SOURCE;
+
+ if (em->data_source == ECHO_INVALID_DATA_SOURCE)
+ em->data_source =
+ em->i_am_master ? ECHO_RX_DATA_SOURCE : ECHO_TEST_DATA_SOURCE;
+ if (em->data_source == ECHO_RX_DATA_SOURCE)
+ em->bytes_to_send = em->bytes_to_receive;
+
+ /* disconnect flags */
+ if (em->i_am_master)
+ default_f_active =
+ em->bytes_to_send == 0 ? ECHO_CLOSE_F_ACTIVE : ECHO_CLOSE_F_PASSIVE;
+ else
+ default_f_active =
+ em->bytes_to_receive == 0 ? ECHO_CLOSE_F_PASSIVE : ECHO_CLOSE_F_ACTIVE;
+ if (em->send_stream_disconnects == ECHO_CLOSE_F_INVALID)
+ em->send_stream_disconnects = default_f_active;
+}
+
+void
+echo_process_uri (echo_main_t * em)
+{
+ unformat_input_t _input, *input = &_input;
+ u32 port;
+ unformat_init_string (input, (char *) em->uri, strlen ((char *) em->uri));
+ if (unformat
+ (input, "%U://%U/%d", unformat_transport_proto,
+ &em->uri_elts.transport_proto, unformat_ip4_address,
+ &em->uri_elts.ip.ip4, &port))
+ em->uri_elts.is_ip4 = 1;
+ else
+ if (unformat
+ (input, "%U://%U/%d", unformat_transport_proto,
+ &em->uri_elts.transport_proto, unformat_ip6_address,
+ &em->uri_elts.ip.ip6, &port))
+ em->uri_elts.is_ip4 = 0;
+ else
+ ECHO_FAIL ("Unable to process uri");
+ em->uri_elts.port = clib_host_to_net_u16 (port);
+ unformat_free (input);
+}
+
+static void __clib_constructor
+vpp_echo_init ()
+{
+ /* init memory before proto register themselves */
+ echo_main_t *em = &echo_main;
+ clib_mem_init_thread_safe (0, 256 << 20);
+ clib_memset (em, 0, sizeof (*em));
+}
+
+int
+main (int argc, char **argv)
+{
+ echo_main_t *em = &echo_main;
+ fifo_segment_main_t *sm = &em->segment_main;
+ char *app_name;
+ u64 i;
+ svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
+ u32 rpc_queue_size = 64 << 10;
+
+ em->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
+ clib_spinlock_init (&em->sid_vpp_handles_lock);
+ em->shared_segment_handles = hash_create (0, sizeof (uword));
+ clib_spinlock_init (&em->segment_handles_lock);
+ em->socket_name = format (0, "%s%c", API_SOCKET_FILE, 0);
+ em->use_sock_api = 1;
+ em->fifo_size = 64 << 10;
+ em->n_clients = 1;
+ em->n_connects = 1;
+ em->n_sessions = 2;
+ em->max_test_msg = 50;
+ em->time_to_stop = 0;
+ em->i_am_master = 1;
+ em->n_rx_threads = 4;
+ em->test_return_packets = RETURN_PACKETS_NOTEST;
+ em->timing.start_event = ECHO_EVT_FIRST_QCONNECT;
+ em->timing.end_event = ECHO_EVT_LAST_BYTE;
+ em->bytes_to_receive = ~0; /* defaulted when we know if server/client */
+ em->bytes_to_send = ~0; /* defaulted when we know if server/client */
+ em->rx_buf_size = 1 << 20;
+ em->tx_buf_size = 1 << 20;
+ em->data_source = ECHO_INVALID_DATA_SOURCE;
+ em->uri = format (0, "%s%c", "tcp://0.0.0.0/1234", 0);
+ echo_set_each_proto_defaults_before_opts (em);
+ echo_process_opts (argc, argv);
+ echo_process_uri (em);
+ em->proto_cb_vft = em->available_proto_cb_vft[em->uri_elts.transport_proto];
+ if (!em->proto_cb_vft)
+ {
+ ECHO_FAIL ("Protocol %U is not supported",
+ format_transport_proto, em->uri_elts.transport_proto);
+ exit (1);
+ }
+ if (em->proto_cb_vft->set_defaults_after_opts_cb)
+ em->proto_cb_vft->set_defaults_after_opts_cb ();
+
+ vec_validate (em->data_thread_handles, em->n_rx_threads);
+ vec_validate (em->data_thread_args, em->n_clients);
+ for (i = 0; i < em->n_clients; i++)
+ em->data_thread_args[i] = SESSION_INVALID_INDEX;
+ clib_time_init (&em->clib_time);
+ init_error_string_table ();
+ fifo_segment_main_init (sm, HIGH_SEGMENT_BASEVA, 20);
+ vec_validate (em->connect_test_data, em->tx_buf_size);
+ for (i = 0; i < em->tx_buf_size; i++)
+ em->connect_test_data[i] = i & 0xff;
+
+ /* *INDENT-OFF* */
+ svm_msg_q_ring_cfg_t rc[1] = {
+ {rpc_queue_size, sizeof (echo_rpc_msg_t), 0},
+ };
+ /* *INDENT-ON* */
+ cfg->consumer_pid = getpid ();
+ cfg->n_rings = 1;
+ cfg->q_nitems = rpc_queue_size;
+ cfg->ring_cfgs = rc;
+ em->rpc_msq_queue = svm_msg_q_alloc (cfg);
+
+ signal (SIGINT, stop_signal);
+ signal (SIGQUIT, stop_signal);
+ signal (SIGTERM, stop_signal);
+ echo_api_hookup (em);
+
+ app_name = em->i_am_master ? "echo_server" : "echo_client";
+ if (connect_to_vpp (app_name))
+ {
+ svm_region_exit ();
+ ECHO_FAIL ("Couldn't connect to vpe, exiting...\n");
+ exit (1);
+ }
+
+ echo_session_prealloc (em);
+ echo_notify_event (em, ECHO_EVT_START);
+
+ echo_send_attach (em);
+ if (wait_for_state_change (em, STATE_ATTACHED, TIMEOUT))
+ {
+ ECHO_FAIL ("Couldn't attach to vpp, did you run <session enable> ?\n");
+ exit (1);
+ }
+ if (pthread_create (&em->mq_thread_handle,
+ NULL /*attr */ , echo_mq_thread_fn, 0))
+ {
+ ECHO_FAIL ("pthread create errored\n");
+ exit (1);
+ }
+ for (i = 0; i < em->n_rx_threads; i++)
+ if (pthread_create (&em->data_thread_handles[i],
+ NULL /*attr */ , echo_data_thread_fn, (void *) i))
+ {
+ ECHO_FAIL ("pthread create errored\n");
+ exit (1);
+ }
+ if (em->i_am_master)
+ server_run (em);
+ else
+ clients_run (em);
+ echo_notify_event (em, ECHO_EVT_EXIT);
+ if (em->output_json)
+ print_global_json_stats (em);
+ else
+ print_global_stats (em);
+ echo_free_sessions (em);
+ echo_assert_test_suceeded (em);
+ echo_send_detach (em);
+ if (wait_for_state_change (em, STATE_DETACHED, TIMEOUT))
+ {
+ ECHO_FAIL ("ECHO-ERROR: Couldn't detach from vpp, exiting...\n");
+ exit (1);
+ }
+ int *rv;
+ pthread_join (em->mq_thread_handle, (void **) &rv);
+ if (rv)
+ {
+ ECHO_FAIL ("mq pthread errored %d", rv);
+ exit (1);
+ }
+ if (em->use_sock_api)
+ vl_socket_client_disconnect ();
+ else
+ vl_client_disconnect_from_vlib ();
+ ECHO_LOG (0, "Test complete !\n");
+ exit (em->has_failed);
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/sapi/vpp_echo_bapi.c b/src/plugins/hs_apps/sapi/vpp_echo_bapi.c
new file mode 100644
index 00000000000..dafcd8a42b6
--- /dev/null
+++ b/src/plugins/hs_apps/sapi/vpp_echo_bapi.c
@@ -0,0 +1,439 @@
+/*
+ * Copyright (c) 2019 Cisco 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.
+ */
+
+#include <stdio.h>
+#include <signal.h>
+
+#include <hs_apps/sapi/vpp_echo_common.h>
+
+/*
+ *
+ * Binary API Messages
+ *
+ */
+
+void
+echo_send_attach (echo_main_t * em)
+{
+ vl_api_application_attach_t *bmp;
+ vl_api_application_tls_cert_add_t *cert_mp;
+ vl_api_application_tls_key_add_t *key_mp;
+
+ bmp = vl_msg_api_alloc (sizeof (*bmp));
+ clib_memset (bmp, 0, sizeof (*bmp));
+
+ bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_ATTACH);
+ bmp->client_index = em->my_client_index;
+ bmp->context = ntohl (0xfeedface);
+ bmp->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_ACCEPT_REDIRECT;
+ bmp->options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ADD_SEGMENT;
+ bmp->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = 16;
+ bmp->options[APP_OPTIONS_RX_FIFO_SIZE] = em->fifo_size;
+ bmp->options[APP_OPTIONS_TX_FIFO_SIZE] = em->fifo_size;
+ bmp->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20;
+ bmp->options[APP_OPTIONS_SEGMENT_SIZE] = 256 << 20;
+ bmp->options[APP_OPTIONS_EVT_QUEUE_SIZE] = 256;
+ if (em->appns_id)
+ {
+ bmp->namespace_id_len = vec_len (em->appns_id);
+ clib_memcpy_fast (bmp->namespace_id, em->appns_id,
+ bmp->namespace_id_len);
+ bmp->options[APP_OPTIONS_FLAGS] |= em->appns_flags;
+ bmp->options[APP_OPTIONS_NAMESPACE_SECRET] = em->appns_secret;
+ }
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
+
+ cert_mp = vl_msg_api_alloc (sizeof (*cert_mp) + test_srv_crt_rsa_len);
+ clib_memset (cert_mp, 0, sizeof (*cert_mp));
+ cert_mp->_vl_msg_id = ntohs (VL_API_APPLICATION_TLS_CERT_ADD);
+ cert_mp->client_index = em->my_client_index;
+ cert_mp->context = ntohl (0xfeedface);
+ cert_mp->cert_len = clib_host_to_net_u16 (test_srv_crt_rsa_len);
+ clib_memcpy_fast (cert_mp->cert, test_srv_crt_rsa, test_srv_crt_rsa_len);
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & cert_mp);
+
+ key_mp = vl_msg_api_alloc (sizeof (*key_mp) + test_srv_key_rsa_len);
+ clib_memset (key_mp, 0, sizeof (*key_mp) + test_srv_key_rsa_len);
+ key_mp->_vl_msg_id = ntohs (VL_API_APPLICATION_TLS_KEY_ADD);
+ key_mp->client_index = em->my_client_index;
+ key_mp->context = ntohl (0xfeedface);
+ key_mp->key_len = clib_host_to_net_u16 (test_srv_key_rsa_len);
+ clib_memcpy_fast (key_mp->key, test_srv_key_rsa, test_srv_key_rsa_len);
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & key_mp);
+}
+
+void
+echo_send_detach (echo_main_t * em)
+{
+ vl_api_application_detach_t *bmp;
+ bmp = vl_msg_api_alloc (sizeof (*bmp));
+ clib_memset (bmp, 0, sizeof (*bmp));
+
+ bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_DETACH);
+ bmp->client_index = em->my_client_index;
+ bmp->context = ntohl (0xfeedface);
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
+}
+
+void
+echo_send_listen (echo_main_t * em)
+{
+ vl_api_bind_uri_t *bmp;
+ bmp = vl_msg_api_alloc (sizeof (*bmp));
+ clib_memset (bmp, 0, sizeof (*bmp));
+
+ bmp->_vl_msg_id = ntohs (VL_API_BIND_URI);
+ bmp->client_index = em->my_client_index;
+ bmp->context = ntohl (0xfeedface);
+ memcpy (bmp->uri, em->uri, vec_len (em->uri));
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
+}
+
+void
+echo_send_unbind (echo_main_t * em)
+{
+ vl_api_unbind_uri_t *ump;
+
+ ump = vl_msg_api_alloc (sizeof (*ump));
+ clib_memset (ump, 0, sizeof (*ump));
+
+ ump->_vl_msg_id = ntohs (VL_API_UNBIND_URI);
+ ump->client_index = em->my_client_index;
+ memcpy (ump->uri, em->uri, vec_len (em->uri));
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & ump);
+}
+
+void
+echo_send_connect (u8 * uri, u32 opaque)
+{
+ echo_main_t *em = &echo_main;
+ vl_api_connect_uri_t *cmp;
+ cmp = vl_msg_api_alloc (sizeof (*cmp));
+ clib_memset (cmp, 0, sizeof (*cmp));
+ cmp->_vl_msg_id = ntohs (VL_API_CONNECT_URI);
+ cmp->client_index = em->my_client_index;
+ cmp->context = ntohl (opaque);
+ memcpy (cmp->uri, uri, vec_len (uri));
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & cmp);
+}
+
+void
+echo_send_disconnect_session (u64 handle, u32 opaque)
+{
+ echo_main_t *em = &echo_main;
+ vl_api_disconnect_session_t *dmp;
+ dmp = vl_msg_api_alloc (sizeof (*dmp));
+ clib_memset (dmp, 0, sizeof (*dmp));
+ dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION);
+ dmp->client_index = em->my_client_index;
+ dmp->handle = handle;
+ ECHO_LOG (1, "Disconnect session 0x%lx", dmp->handle);
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & dmp);
+}
+
+/*
+ *
+ * Helpers
+ *
+ */
+
+static int
+ssvm_segment_attach (char *name, ssvm_segment_type_t type, int fd)
+{
+ fifo_segment_create_args_t _a, *a = &_a;
+ fifo_segment_main_t *sm = &echo_main.segment_main;
+ int rv;
+
+ clib_memset (a, 0, sizeof (*a));
+ a->segment_name = (char *) name;
+ a->segment_type = type;
+
+ if (type == SSVM_SEGMENT_MEMFD)
+ a->memfd_fd = fd;
+
+ if ((rv = fifo_segment_attach (sm, a)))
+ return rv;
+ vec_reset_length (a->new_segment_indices);
+ return 0;
+}
+
+static inline void
+echo_segment_handle_add_del (echo_main_t * em, u64 segment_handle, u8 add)
+{
+ clib_spinlock_lock (&em->segment_handles_lock);
+ if (add)
+ hash_set (em->shared_segment_handles, segment_handle, 1);
+ else
+ hash_unset (em->shared_segment_handles, segment_handle);
+ clib_spinlock_unlock (&em->segment_handles_lock);
+}
+
+/*
+ *
+ * Binary API callbacks
+ *
+ */
+
+static void
+vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t *
+ mp)
+{
+ echo_main_t *em = &echo_main;
+ int *fds = 0, i;
+ u32 n_fds = 0;
+ u64 segment_handle;
+ segment_handle = clib_net_to_host_u64 (mp->segment_handle);
+ ECHO_LOG (1, "Attached returned app %u", htons (mp->app_index));
+
+ if (mp->retval)
+ {
+ ECHO_FAIL ("attach failed: %U", format_api_error,
+ clib_net_to_host_u32 (mp->retval));
+ return;
+ }
+
+ if (mp->segment_name_length == 0)
+ {
+ ECHO_FAIL ("segment_name_length zero");
+ return;
+ }
+
+ ASSERT (mp->app_event_queue_address);
+ em->our_event_queue = uword_to_pointer (mp->app_event_queue_address,
+ svm_msg_q_t *);
+
+ if (mp->n_fds)
+ {
+ vec_validate (fds, mp->n_fds);
+ if (vl_socket_client_recv_fd_msg (fds, mp->n_fds, 5))
+ {
+ ECHO_FAIL ("vl_socket_client_recv_fd_msg failed");
+ goto failed;
+ }
+
+ if (mp->fd_flags & SESSION_FD_F_VPP_MQ_SEGMENT)
+ if (ssvm_segment_attach (0, SSVM_SEGMENT_MEMFD, fds[n_fds++]))
+ {
+ ECHO_FAIL ("svm_fifo_segment_attach failed");
+ goto failed;
+ }
+
+ if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
+ if (ssvm_segment_attach ((char *) mp->segment_name,
+ SSVM_SEGMENT_MEMFD, fds[n_fds++]))
+ {
+ ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed",
+ mp->segment_name);
+ goto failed;
+ }
+ if (mp->fd_flags & SESSION_FD_F_MQ_EVENTFD)
+ svm_msg_q_set_consumer_eventfd (em->our_event_queue, fds[n_fds++]);
+
+ vec_free (fds);
+ }
+ else
+ {
+ if (ssvm_segment_attach ((char *) mp->segment_name, SSVM_SEGMENT_SHM,
+ -1))
+ {
+ ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed",
+ mp->segment_name);
+ return;
+ }
+ }
+ echo_segment_handle_add_del (em, segment_handle, 1 /* add */ );
+ ECHO_LOG (1, "Mapped segment 0x%lx", segment_handle);
+
+ em->state = STATE_ATTACHED;
+ return;
+failed:
+ for (i = clib_max (n_fds - 1, 0); i < vec_len (fds); i++)
+ close (fds[i]);
+ vec_free (fds);
+}
+
+static void
+vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t *
+ mp)
+{
+ if (mp->retval)
+ {
+ ECHO_FAIL ("detach returned with err: %d", mp->retval);
+ return;
+ }
+ echo_main.state = STATE_DETACHED;
+}
+
+
+static void
+vl_api_unmap_segment_t_handler (vl_api_unmap_segment_t * mp)
+{
+ echo_main_t *em = &echo_main;
+ u64 segment_handle = clib_net_to_host_u64 (mp->segment_handle);
+ echo_segment_handle_add_del (em, segment_handle, 0 /* add */ );
+ ECHO_LOG (1, "Unmaped segment 0x%lx", segment_handle);
+}
+
+static void
+vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
+{
+ fifo_segment_main_t *sm = &echo_main.segment_main;
+ fifo_segment_create_args_t _a, *a = &_a;
+ echo_main_t *em = &echo_main;
+ int *fds = 0, i;
+ char *seg_name = (char *) mp->segment_name;
+ u64 segment_handle = clib_net_to_host_u64 (mp->segment_handle);
+
+ if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
+ {
+ vec_validate (fds, 1);
+ if (vl_socket_client_recv_fd_msg (fds, 1, 5))
+ {
+ ECHO_FAIL ("vl_socket_client_recv_fd_msg failed");
+ goto failed;
+ }
+
+ if (ssvm_segment_attach (seg_name, SSVM_SEGMENT_MEMFD, fds[0]))
+ {
+ ECHO_FAIL ("svm_fifo_segment_attach ('%s')"
+ "failed on SSVM_SEGMENT_MEMFD", seg_name);
+ goto failed;
+ }
+ vec_free (fds);
+ }
+ else
+ {
+ clib_memset (a, 0, sizeof (*a));
+ a->segment_name = seg_name;
+ a->segment_size = mp->segment_size;
+ /* Attach to the segment vpp created */
+ if (fifo_segment_attach (sm, a))
+ {
+ ECHO_FAIL ("svm_fifo_segment_attach ('%s') failed", seg_name);
+ goto failed;
+ }
+ }
+ echo_segment_handle_add_del (em, segment_handle, 1 /* add */ );
+ ECHO_LOG (1, "Mapped segment 0x%lx", segment_handle);
+ return;
+
+failed:
+ for (i = 0; i < vec_len (fds); i++)
+ close (fds[i]);
+ vec_free (fds);
+}
+
+static void
+vl_api_bind_uri_reply_t_handler (vl_api_bind_uri_reply_t * mp)
+{
+ if (mp->retval)
+ {
+ ECHO_FAIL ("bind failed: %U", format_api_error,
+ clib_net_to_host_u32 (mp->retval));
+ }
+}
+
+static void
+vl_api_unbind_uri_reply_t_handler (vl_api_unbind_uri_reply_t * mp)
+{
+ echo_session_t *listen_session;
+ echo_main_t *em = &echo_main;
+ if (mp->retval != 0)
+ {
+ ECHO_FAIL ("returned %d", ntohl (mp->retval));
+ return;
+ }
+ listen_session = pool_elt_at_index (em->sessions, em->listen_session_index);
+ em->proto_cb_vft->cleanup_cb (listen_session, 0 /* parent_died */ );
+ em->state = STATE_DISCONNECTED;
+}
+
+static void
+vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
+ mp)
+{
+ echo_main_t *em = &echo_main;
+ echo_session_t *s;
+
+ if (mp->retval)
+ {
+ ECHO_FAIL ("vpp complained about disconnect: %d", ntohl (mp->retval));
+ return;
+ }
+
+ ECHO_LOG (1, "Got disonnected reply for session 0x%lx", mp->handle);
+ if (!(s = echo_get_session_from_handle (em, mp->handle)))
+ return;
+ em->proto_cb_vft->disconnected_reply_cb (s);
+}
+
+static void
+ vl_api_application_tls_cert_add_reply_t_handler
+ (vl_api_application_tls_cert_add_reply_t * mp)
+{
+ if (mp->retval)
+ ECHO_FAIL ("failed to add tls cert");
+}
+
+static void
+ vl_api_application_tls_key_add_reply_t_handler
+ (vl_api_application_tls_key_add_reply_t * mp)
+{
+ if (mp->retval)
+ ECHO_FAIL ("failed to add tls key");
+}
+
+static void
+vl_api_connect_uri_reply_t_handler (vl_api_connect_uri_reply_t * mp)
+{
+ echo_main_t *em = &echo_main;
+ if (mp->retval && (em->proto_cb_vft->connected_cb))
+ em->proto_cb_vft->connected_cb ((session_connected_bundled_msg_t *) mp,
+ mp->context, 1 /* is_failed */ );
+}
+
+#define foreach_quic_echo_msg \
+_(BIND_URI_REPLY, bind_uri_reply) \
+_(UNBIND_URI_REPLY, unbind_uri_reply) \
+_(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \
+_(APPLICATION_ATTACH_REPLY, application_attach_reply) \
+_(APPLICATION_DETACH_REPLY, application_detach_reply) \
+_(MAP_ANOTHER_SEGMENT, map_another_segment) \
+_(UNMAP_SEGMENT, unmap_segment) \
+_(APPLICATION_TLS_CERT_ADD_REPLY, application_tls_cert_add_reply) \
+_(APPLICATION_TLS_KEY_ADD_REPLY, application_tls_key_add_reply) \
+_(CONNECT_URI_REPLY, connect_uri_reply) \
+
+void
+echo_api_hookup (echo_main_t * em)
+{
+#define _(N,n) \
+ vl_msg_api_set_handlers(VL_API_##N, #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_quic_echo_msg;
+#undef _
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/sapi/vpp_echo_common.c b/src/plugins/hs_apps/sapi/vpp_echo_common.c
new file mode 100644
index 00000000000..013affd0420
--- /dev/null
+++ b/src/plugins/hs_apps/sapi/vpp_echo_common.c
@@ -0,0 +1,562 @@
+/*
+ * Copyright (c) 2019 Cisco 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.
+ */
+
+#include <stdio.h>
+#include <signal.h>
+
+#include <hs_apps/sapi/vpp_echo_common.h>
+
+/*
+ *
+ * Format functions
+ *
+ */
+
+u8 *
+format_ip4_address (u8 * s, va_list * args)
+{
+ u8 *a = va_arg (*args, u8 *);
+ return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]);
+}
+
+u8 *
+format_ip6_address (u8 * s, va_list * args)
+{
+ ip6_address_t *a = va_arg (*args, ip6_address_t *);
+ u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon;
+
+ i_max_n_zero = ARRAY_LEN (a->as_u16);
+ max_n_zeros = 0;
+ i_first_zero = i_max_n_zero;
+ n_zeros = 0;
+ for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
+ {
+ u32 is_zero = a->as_u16[i] == 0;
+ if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16))
+ {
+ i_first_zero = i;
+ n_zeros = 0;
+ }
+ n_zeros += is_zero;
+ if ((!is_zero && n_zeros > max_n_zeros)
+ || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros))
+ {
+ i_max_n_zero = i_first_zero;
+ max_n_zeros = n_zeros;
+ i_first_zero = ARRAY_LEN (a->as_u16);
+ n_zeros = 0;
+ }
+ }
+
+ last_double_colon = 0;
+ for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
+ {
+ if (i == i_max_n_zero && max_n_zeros > 1)
+ {
+ s = format (s, "::");
+ i += max_n_zeros - 1;
+ last_double_colon = 1;
+ }
+ else
+ {
+ s = format (s, "%s%x",
+ (last_double_colon || i == 0) ? "" : ":",
+ clib_net_to_host_u16 (a->as_u16[i]));
+ last_double_colon = 0;
+ }
+ }
+
+ return s;
+}
+
+/* Format an IP46 address. */
+u8 *
+format_ip46_address (u8 * s, va_list * args)
+{
+ ip46_address_t *ip46 = va_arg (*args, ip46_address_t *);
+ ip46_type_t type = va_arg (*args, ip46_type_t);
+ int is_ip4 = 1;
+
+ switch (type)
+ {
+ case IP46_TYPE_ANY:
+ is_ip4 = ip46_address_is_ip4 (ip46);
+ break;
+ case IP46_TYPE_IP4:
+ is_ip4 = 1;
+ break;
+ case IP46_TYPE_IP6:
+ is_ip4 = 0;
+ break;
+ }
+
+ return is_ip4 ?
+ format (s, "%U", format_ip4_address, &ip46->ip4) :
+ format (s, "%U", format_ip6_address, &ip46->ip6);
+}
+
+uword
+unformat_data (unformat_input_t * input, va_list * args)
+{
+ u64 _a;
+ u64 *a = va_arg (*args, u64 *);
+ if (unformat (input, "%lluGb", &_a))
+ *a = _a << 30;
+ else if (unformat (input, "%lluG", &_a))
+ *a = _a << 30;
+ else if (unformat (input, "%lluMb", &_a))
+ *a = _a << 20;
+ else if (unformat (input, "%lluM", &_a))
+ *a = _a << 20;
+ else if (unformat (input, "%lluKb", &_a))
+ *a = _a << 10;
+ else if (unformat (input, "%lluK", &_a))
+ *a = _a << 10;
+ else if (unformat (input, "%llu", a))
+ ;
+ else
+ return 0;
+ return 1;
+}
+
+u8 *
+format_api_error (u8 * s, va_list * args)
+{
+ echo_main_t *em = &echo_main;
+ i32 error = va_arg (*args, u32);
+ uword *p;
+
+ p = hash_get (em->error_string_by_error_number, -error);
+
+ if (p)
+ s = format (s, "%s", p[0]);
+ else
+ s = format (s, "%d", error);
+ return s;
+}
+
+void
+init_error_string_table ()
+{
+ echo_main_t *em = &echo_main;
+ em->error_string_by_error_number = hash_create (0, sizeof (uword));
+
+#define _(n,v,s) hash_set (em->error_string_by_error_number, -v, s);
+ foreach_vnet_api_error;
+#undef _
+
+ hash_set (em->error_string_by_error_number, 99, "Misc");
+}
+
+u8 *
+echo_format_app_state (u8 * s, va_list * args)
+{
+ u32 state = va_arg (*args, u32);
+ if (state == STATE_START)
+ return format (s, "STATE_START");
+ if (state == STATE_ATTACHED)
+ return format (s, "STATE_ATTACHED");
+ if (state == STATE_LISTEN)
+ return format (s, "STATE_LISTEN");
+ if (state == STATE_READY)
+ return format (s, "STATE_READY");
+ if (state == STATE_DATA_DONE)
+ return format (s, "STATE_DATA_DONE");
+ if (state == STATE_DISCONNECTED)
+ return format (s, "STATE_DISCONNECTED");
+ if (state == STATE_DETACHED)
+ return format (s, "STATE_DETACHED");
+ else
+ return format (s, "unknown state");
+}
+
+uword
+echo_unformat_close (unformat_input_t * input, va_list * args)
+{
+ u8 *a = va_arg (*args, u8 *);
+ if (unformat (input, "Y"))
+ *a = ECHO_CLOSE_F_ACTIVE;
+ else if (unformat (input, "N"))
+ *a = ECHO_CLOSE_F_NONE;
+ else if (unformat (input, "W"))
+ *a = ECHO_CLOSE_F_PASSIVE;
+ else
+ return 0;
+ return 1;
+}
+
+uword
+echo_unformat_timing_event (unformat_input_t * input, va_list * args)
+{
+ u8 *a = va_arg (*args, u8 *);
+ if (unformat (input, "start"))
+ *a = ECHO_EVT_START;
+ else if (unformat (input, "qconnected"))
+ *a = ECHO_EVT_LAST_QCONNECTED;
+ else if (unformat (input, "qconnect"))
+ *a = ECHO_EVT_FIRST_QCONNECT;
+ else if (unformat (input, "sconnected"))
+ *a = ECHO_EVT_LAST_SCONNECTED;
+ else if (unformat (input, "sconnect"))
+ *a = ECHO_EVT_FIRST_SCONNECT;
+ else if (unformat (input, "lastbyte"))
+ *a = ECHO_EVT_LAST_BYTE;
+ else if (unformat (input, "exit"))
+ *a = ECHO_EVT_EXIT;
+ else
+ return 0;
+ return 1;
+}
+
+u8 *
+echo_format_timing_event (u8 * s, va_list * args)
+{
+ u32 timing_event = va_arg (*args, u32);
+ if (timing_event == ECHO_EVT_START)
+ return format (s, "start");
+ if (timing_event == ECHO_EVT_FIRST_QCONNECT)
+ return format (s, "qconnect");
+ if (timing_event == ECHO_EVT_LAST_QCONNECTED)
+ return format (s, "qconnected");
+ if (timing_event == ECHO_EVT_FIRST_SCONNECT)
+ return format (s, "sconnect");
+ if (timing_event == ECHO_EVT_LAST_SCONNECTED)
+ return format (s, "sconnected");
+ if (timing_event == ECHO_EVT_LAST_BYTE)
+ return format (s, "lastbyte");
+ if (timing_event == ECHO_EVT_EXIT)
+ return format (s, "exit");
+ else
+ return format (s, "unknown timing event");
+}
+
+uword
+unformat_transport_proto (unformat_input_t * input, va_list * args)
+{
+ u32 *proto = va_arg (*args, u32 *);
+ if (unformat (input, "tcp"))
+ *proto = TRANSPORT_PROTO_TCP;
+ else if (unformat (input, "TCP"))
+ *proto = TRANSPORT_PROTO_TCP;
+ else if (unformat (input, "udpc"))
+ *proto = TRANSPORT_PROTO_UDPC;
+ else if (unformat (input, "UDPC"))
+ *proto = TRANSPORT_PROTO_UDPC;
+ else if (unformat (input, "udp"))
+ *proto = TRANSPORT_PROTO_UDP;
+ else if (unformat (input, "UDP"))
+ *proto = TRANSPORT_PROTO_UDP;
+ else if (unformat (input, "sctp"))
+ *proto = TRANSPORT_PROTO_SCTP;
+ else if (unformat (input, "SCTP"))
+ *proto = TRANSPORT_PROTO_SCTP;
+ else if (unformat (input, "tls"))
+ *proto = TRANSPORT_PROTO_TLS;
+ else if (unformat (input, "TLS"))
+ *proto = TRANSPORT_PROTO_TLS;
+ else if (unformat (input, "quic"))
+ *proto = TRANSPORT_PROTO_QUIC;
+ else if (unformat (input, "QUIC"))
+ *proto = TRANSPORT_PROTO_QUIC;
+ else
+ return 0;
+ return 1;
+}
+
+u8 *
+format_transport_proto (u8 * s, va_list * args)
+{
+ u32 transport_proto = va_arg (*args, u32);
+ switch (transport_proto)
+ {
+ case TRANSPORT_PROTO_TCP:
+ s = format (s, "TCP");
+ break;
+ case TRANSPORT_PROTO_UDP:
+ s = format (s, "UDP");
+ break;
+ case TRANSPORT_PROTO_SCTP:
+ s = format (s, "SCTP");
+ break;
+ case TRANSPORT_PROTO_NONE:
+ s = format (s, "NONE");
+ break;
+ case TRANSPORT_PROTO_TLS:
+ s = format (s, "TLS");
+ break;
+ case TRANSPORT_PROTO_UDPC:
+ s = format (s, "UDPC");
+ break;
+ case TRANSPORT_PROTO_QUIC:
+ s = format (s, "QUIC");
+ break;
+ default:
+ s = format (s, "UNKNOWN");
+ break;
+ }
+ return s;
+}
+
+uword
+unformat_ip4_address (unformat_input_t * input, va_list * args)
+{
+ u8 *result = va_arg (*args, u8 *);
+ unsigned a[4];
+
+ if (!unformat (input, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]))
+ return 0;
+
+ if (a[0] >= 256 || a[1] >= 256 || a[2] >= 256 || a[3] >= 256)
+ return 0;
+
+ result[0] = a[0];
+ result[1] = a[1];
+ result[2] = a[2];
+ result[3] = a[3];
+
+ return 1;
+}
+
+uword
+unformat_ip6_address (unformat_input_t * input, va_list * args)
+{
+ ip6_address_t *result = va_arg (*args, ip6_address_t *);
+ u16 hex_quads[8];
+ uword hex_quad, n_hex_quads, hex_digit, n_hex_digits;
+ uword c, n_colon, double_colon_index;
+
+ n_hex_quads = hex_quad = n_hex_digits = n_colon = 0;
+ double_colon_index = ARRAY_LEN (hex_quads);
+ while ((c = unformat_get_input (input)) != UNFORMAT_END_OF_INPUT)
+ {
+ hex_digit = 16;
+ if (c >= '0' && c <= '9')
+ hex_digit = c - '0';
+ else if (c >= 'a' && c <= 'f')
+ hex_digit = c + 10 - 'a';
+ else if (c >= 'A' && c <= 'F')
+ hex_digit = c + 10 - 'A';
+ else if (c == ':' && n_colon < 2)
+ n_colon++;
+ else
+ {
+ unformat_put_input (input);
+ break;
+ }
+
+ /* Too many hex quads. */
+ if (n_hex_quads >= ARRAY_LEN (hex_quads))
+ return 0;
+
+ if (hex_digit < 16)
+ {
+ hex_quad = (hex_quad << 4) | hex_digit;
+
+ /* Hex quad must fit in 16 bits. */
+ if (n_hex_digits >= 4)
+ return 0;
+
+ n_colon = 0;
+ n_hex_digits++;
+ }
+
+ /* Save position of :: */
+ if (n_colon == 2)
+ {
+ /* More than one :: ? */
+ if (double_colon_index < ARRAY_LEN (hex_quads))
+ return 0;
+ double_colon_index = n_hex_quads;
+ }
+
+ if (n_colon > 0 && n_hex_digits > 0)
+ {
+ hex_quads[n_hex_quads++] = hex_quad;
+ hex_quad = 0;
+ n_hex_digits = 0;
+ }
+ }
+
+ if (n_hex_digits > 0)
+ hex_quads[n_hex_quads++] = hex_quad;
+
+ {
+ word i;
+
+ /* Expand :: to appropriate number of zero hex quads. */
+ if (double_colon_index < ARRAY_LEN (hex_quads))
+ {
+ word n_zero = ARRAY_LEN (hex_quads) - n_hex_quads;
+
+ for (i = n_hex_quads - 1; i >= (signed) double_colon_index; i--)
+ hex_quads[n_zero + i] = hex_quads[i];
+
+ for (i = 0; i < n_zero; i++)
+ hex_quads[double_colon_index + i] = 0;
+
+ n_hex_quads = ARRAY_LEN (hex_quads);
+ }
+
+ /* Too few hex quads given. */
+ if (n_hex_quads < ARRAY_LEN (hex_quads))
+ return 0;
+
+ for (i = 0; i < ARRAY_LEN (hex_quads); i++)
+ result->as_u16[i] = clib_host_to_net_u16 (hex_quads[i]);
+
+ return 1;
+ }
+}
+
+/*
+ *
+ * End of format functions
+ *
+ */
+
+void
+echo_session_handle_add_del (echo_main_t * em, u64 handle, u32 sid)
+{
+ clib_spinlock_lock (&em->sid_vpp_handles_lock);
+ if (sid == SESSION_INVALID_INDEX)
+ hash_unset (em->session_index_by_vpp_handles, handle);
+ else
+ hash_set (em->session_index_by_vpp_handles, handle, sid);
+ clib_spinlock_unlock (&em->sid_vpp_handles_lock);
+}
+
+echo_session_t *
+echo_session_new (echo_main_t * em)
+{
+ /* thread safe new prealloced session */
+ return pool_elt_at_index (em->sessions,
+ clib_atomic_fetch_add (&em->nxt_available_sidx,
+ 1));
+}
+
+int
+echo_send_rpc (echo_main_t * em, void *fp, void *arg, u32 opaque)
+{
+ svm_msg_q_msg_t msg;
+ echo_rpc_msg_t *evt;
+ if (PREDICT_FALSE (svm_msg_q_lock (em->rpc_msq_queue)))
+ {
+ ECHO_LOG (1, "RPC lock failed");
+ return -1;
+ }
+ if (PREDICT_FALSE (svm_msg_q_ring_is_full (em->rpc_msq_queue, 0)))
+ {
+ svm_msg_q_unlock (em->rpc_msq_queue);
+ ECHO_LOG (1, "RPC ring is full");
+ return -2;
+ }
+ msg = svm_msg_q_alloc_msg_w_ring (em->rpc_msq_queue, 0);
+ if (PREDICT_FALSE (svm_msg_q_msg_is_invalid (&msg)))
+ {
+ ECHO_LOG (1, "RPC msg is invalid");
+ svm_msg_q_unlock (em->rpc_msq_queue);
+ return -2;
+ }
+ evt = (echo_rpc_msg_t *) svm_msg_q_msg_data (em->rpc_msq_queue, &msg);
+ evt->arg = arg;
+ evt->opaque = opaque;
+ evt->fp = fp;
+
+ svm_msg_q_add_and_unlock (em->rpc_msq_queue, &msg);
+ return 0;
+}
+
+echo_session_t *
+echo_get_session_from_handle (echo_main_t * em, u64 handle)
+{
+ uword *p;
+ clib_spinlock_lock (&em->sid_vpp_handles_lock);
+ p = hash_get (em->session_index_by_vpp_handles, handle);
+ clib_spinlock_unlock (&em->sid_vpp_handles_lock);
+ if (!p)
+ {
+ ECHO_FAIL ("unknown handle 0x%lx", handle);
+ return 0;
+ }
+ return pool_elt_at_index (em->sessions, p[0]);
+}
+
+int
+wait_for_segment_allocation (u64 segment_handle)
+{
+ echo_main_t *em = &echo_main;
+ f64 timeout;
+ timeout = clib_time_now (&em->clib_time) + TIMEOUT;
+ uword *segment_present;
+ ECHO_LOG (1, "Waiting for segment 0x%lx...", segment_handle);
+ while (clib_time_now (&em->clib_time) < timeout)
+ {
+ clib_spinlock_lock (&em->segment_handles_lock);
+ segment_present = hash_get (em->shared_segment_handles, segment_handle);
+ clib_spinlock_unlock (&em->segment_handles_lock);
+ if (segment_present != 0)
+ return 0;
+ if (em->time_to_stop == 1)
+ return 0;
+ }
+ ECHO_LOG (1, "timeout wait_for_segment_allocation (0x%lx)", segment_handle);
+ return -1;
+}
+
+int
+wait_for_state_change (echo_main_t * em, connection_state_t state,
+ f64 timeout)
+{
+ f64 end_time = clib_time_now (&em->clib_time) + timeout;
+ while (!timeout || clib_time_now (&em->clib_time) < end_time)
+ {
+ if (em->state == state)
+ return 0;
+ if (em->time_to_stop)
+ return 1;
+ }
+ ECHO_LOG (1, "timeout waiting for %U", echo_format_app_state, state);
+ return -1;
+}
+
+void
+echo_notify_event (echo_main_t * em, echo_test_evt_t e)
+{
+ if (em->timing.events_sent & e)
+ return;
+ if (em->timing.start_event == e)
+ em->timing.start_time = clib_time_now (&em->clib_time);
+ else if (em->timing.end_event == e)
+ em->timing.end_time = clib_time_now (&em->clib_time);
+ em->timing.events_sent |= e;
+}
+
+void
+echo_session_print_stats (echo_main_t * em, echo_session_t * session)
+{
+ f64 deltat = clib_time_now (&em->clib_time) - session->start;
+ ECHO_LOG (0, "Session 0x%x done in %.6fs RX[%.4f] TX[%.4f] Gbit/s\n",
+ session->vpp_session_handle, deltat,
+ (session->bytes_received * 8.0) / deltat / 1e9,
+ (session->bytes_sent * 8.0) / deltat / 1e9);
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/sapi/vpp_echo_common.h b/src/plugins/hs_apps/sapi/vpp_echo_common.h
new file mode 100644
index 00000000000..2f9d3912bb7
--- /dev/null
+++ b/src/plugins/hs_apps/sapi/vpp_echo_common.h
@@ -0,0 +1,321 @@
+/*
+ * Copyright (c) 2019 Cisco 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 __included_vpp_echo_common_h__
+#define __included_vpp_echo_common_h__
+
+#include <vnet/session/application_interface.h>
+#include <vpp/api/vpe_msg_enum.h>
+
+#define vl_typedefs /* define message structures */
+#include <vpp/api/vpe_all_api_h.h>
+#undef vl_typedefs
+
+/* declare message handlers for each api */
+
+#define vl_endianfun /* define message structures */
+#include <vpp/api/vpe_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...)
+#define vl_printfun
+#include <vpp/api/vpe_all_api_h.h>
+#undef vl_printfun
+
+#define TIMEOUT 10.0
+
+#define CHECK(expected, result, _fmt, _args...) \
+ if (expected != result) \
+ ECHO_FAIL ("expected %d, got %d : " _fmt, expected, result, ##_args);
+
+#define ECHO_FAIL(_fmt,_args...) \
+ { \
+ echo_main_t *em = &echo_main; \
+ em->has_failed = 1; \
+ em->time_to_stop = 1; \
+ if (em->log_lvl > 0) \
+ clib_warning ("ECHO-ERROR: "_fmt, ##_args); \
+ }
+
+#define ECHO_LOG(lvl, _fmt,_args...) \
+ { \
+ echo_main_t *em = &echo_main; \
+ if (em->log_lvl > lvl) \
+ clib_warning (_fmt, ##_args); \
+ }
+
+#define ECHO_REGISTER_PROTO(proto, vft) \
+ static void __clib_constructor \
+ vpp_echo_init_##proto () \
+ { \
+ echo_main_t *em = &echo_main; \
+ em->available_proto_cb_vft[proto] = &vft; \
+ }
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+#define _(type, name) type name;
+ foreach_app_session_field
+#undef _
+ u64 vpp_session_handle;
+ u64 bytes_sent;
+ u64 bytes_to_send;
+ volatile u64 bytes_received;
+ volatile u64 bytes_to_receive;
+ f64 start;
+ u32 listener_index; /* listener index in echo session pool */
+ u32 idle_cycles; /* consecutive enq/deq with no data */
+ volatile u64 accepted_session_count; /* sessions we accepted (as a listener) */
+} echo_session_t;
+
+typedef enum
+{
+ ECHO_NO_DATA_SOURCE,
+ ECHO_TEST_DATA_SOURCE,
+ ECHO_RX_DATA_SOURCE,
+ ECHO_INVALID_DATA_SOURCE
+} data_source_t;
+
+enum echo_close_f_t
+{
+ ECHO_CLOSE_F_INVALID = 0,
+ ECHO_CLOSE_F_PASSIVE, /* wait for close msg */
+ ECHO_CLOSE_F_ACTIVE, /* send close msg */
+ ECHO_CLOSE_F_NONE, /* don't bother sending close msg */
+};
+
+enum quic_session_type_t
+{
+ ECHO_SESSION_TYPE_QUIC,
+ ECHO_SESSION_TYPE_STREAM,
+ ECHO_SESSION_TYPE_LISTEN,
+};
+
+enum quic_session_state_t
+{
+ ECHO_SESSION_STATE_INITIAL,
+ ECHO_SESSION_STATE_READY,
+ ECHO_SESSION_STATE_AWAIT_CLOSING, /* Data transfer is done, wait for close evt */
+ ECHO_SESSION_STATE_AWAIT_DATA, /* Peer closed, wait for outstanding data */
+ ECHO_SESSION_STATE_CLOSING, /* told vpp to close */
+ ECHO_SESSION_STATE_CLOSED, /* closed in vpp */
+};
+
+typedef enum
+{
+ STATE_START,
+ STATE_ATTACHED,
+ STATE_LISTEN,
+ STATE_READY,
+ STATE_DATA_DONE,
+ STATE_DISCONNECTED,
+ STATE_DETACHED
+} connection_state_t;
+
+typedef enum echo_test_evt_
+{
+ ECHO_EVT_START = 1, /* app starts */
+ ECHO_EVT_FIRST_QCONNECT = (1 << 1), /* First connect Quic session sent */
+ ECHO_EVT_LAST_QCONNECTED = (1 << 2), /* All Quic session are connected */
+ ECHO_EVT_FIRST_SCONNECT = (1 << 3), /* First connect Stream session sent */
+ ECHO_EVT_LAST_SCONNECTED = (1 << 4), /* All Stream session are connected */
+ ECHO_EVT_LAST_BYTE = (1 << 5), /* Last byte received */
+ ECHO_EVT_EXIT = (1 << 6), /* app exits */
+} echo_test_evt_t;
+
+typedef union session_connected_bundled_msg_
+{
+ session_connected_msg_t *mp;
+ vl_api_connect_uri_reply_t *bmp;
+} session_connected_bundled_msg_t;
+
+typedef struct echo_proto_cb_vft_
+{
+ void (*connected_cb) (session_connected_bundled_msg_t * mp, u32 session_index, u8 is_failed); /* Session is connected */
+ void (*accepted_cb) (session_accepted_msg_t * mp, echo_session_t * session); /* Session got accepted */
+ void (*bound_uri_cb) (session_bound_msg_t * mp, echo_session_t * session); /* Session got bound */
+ void (*reset_cb) (session_reset_msg_t * mp, echo_session_t * s); /* Received RESET on session */
+ void (*disconnected_cb) (session_disconnected_msg_t * mp, echo_session_t * s); /* Received DISCONNECT on session */
+ void (*disconnected_reply_cb) (echo_session_t * s); /* ACK disconnect we sent to vpp */
+ void (*cleanup_cb) (echo_session_t * s, u8 parent_died); /* Session should be cleaned up (parent listener may be dead) */
+ /* Add CLI options */
+ int (*process_opts_cb) (unformat_input_t * a);
+ void (*set_defaults_before_opts_cb) (void);
+ void (*set_defaults_after_opts_cb) (void);
+ void (*print_usage_cb) (void);
+} echo_proto_cb_vft_t;
+
+typedef enum
+{
+ RETURN_PACKETS_NOTEST,
+ RETURN_PACKETS_LOG_WRONG,
+ RETURN_PACKETS_ASSERT,
+} test_return_packets_t;
+
+typedef struct teardown_stat_
+{
+ u32 q; /* quic sessions */
+ u32 s; /* stream sessions */
+} teardown_stat_t;
+
+typedef struct
+{
+ svm_queue_t *vl_input_queue; /* vpe input queue */
+ u32 my_client_index; /* API client handle */
+ u8 *uri; /* The URI we're playing with */
+ echo_session_t *sessions; /* Session pool */
+ svm_msg_q_t *our_event_queue; /* Our event queue */
+ clib_time_t clib_time; /* For deadman timers */
+ u8 *socket_name;
+ int i_am_master;
+ u32 listen_session_index; /* Index of vpp listener session */
+
+ uword *session_index_by_vpp_handles; /* Hash table : quic_echo s_id -> vpp s_handle */
+ clib_spinlock_t sid_vpp_handles_lock; /* Hash table lock */
+
+ uword *shared_segment_handles; /* Hash table : segment_names -> 1 */
+ clib_spinlock_t segment_handles_lock; /* Hash table lock */
+ echo_proto_cb_vft_t *proto_cb_vft;
+ svm_msg_q_t *rpc_msq_queue; /* MQ between quic_echo threads */
+ fifo_segment_main_t segment_main;
+
+ /* State of the connection, shared between msg RX thread and main thread */
+ volatile connection_state_t state;
+ volatile u8 time_to_stop; /* Signal variables */
+ u8 has_failed; /* stores the exit code */
+
+ /** Flag that decides if socket, instead of svm, api is used to connect to
+ * vpp. If sock api is used, shm binary api is subsequently bootstrapped
+ * and all other messages are exchanged using shm IPC. */
+ u8 use_sock_api;
+
+ u8 *connect_test_data;
+ u8 test_return_packets;
+ u64 bytes_to_send; /* target per stream */
+ u64 bytes_to_receive; /* target per stream */
+ u32 fifo_size;
+ u32 rx_buf_size;
+ u32 tx_buf_size;
+ data_source_t data_source; /* Use no/dummy/mirrored data */
+ u8 send_stream_disconnects; /* actively send disconnect */
+ u8 output_json; /* Output stats as JSON */
+ u8 log_lvl; /* Verbosity of the logging */
+ int max_test_msg; /* Limit the number of incorrect data messages */
+
+ u8 *appns_id;
+ u64 appns_flags;
+ u64 appns_secret;
+
+ pthread_t *data_thread_handles; /* vec of data thread handles */
+ pthread_t mq_thread_handle; /* Message queue thread handle */
+ u32 *volatile data_thread_args;
+
+ u32 n_connects; /* Target number of connects to send */
+ u32 n_sessions; /* Number of sessions to prealloc */
+ u32 n_clients; /* Target number of clients doing RX/TX */
+ u32 n_rx_threads; /* Number of data threads */
+
+ volatile u32 n_clients_connected; /* Number of STREAM sessions connected */
+ volatile u32 nxt_available_sidx; /* next unused prealloced session_index */
+
+ /* VNET_API_ERROR_FOO -> "Foo" hash table */
+ uword *error_string_by_error_number;
+ echo_proto_cb_vft_t *available_proto_cb_vft[TRANSPORT_N_PROTO];
+
+ struct
+ {
+ u64 tx_total;
+ u64 rx_total;
+ teardown_stat_t reset_count; /* received reset from vpp */
+ teardown_stat_t close_count; /* received close from vpp */
+ teardown_stat_t active_count; /* sent close to vpp */
+ teardown_stat_t clean_count; /* cleaned up stale session */
+ } stats;
+
+ struct /* Event based timing : start & end depend on CLI specified events */
+ {
+ f64 start_time;
+ f64 end_time;
+ u8 events_sent;
+ u8 start_event;
+ u8 end_event;
+ } timing;
+
+ struct
+ {
+ u32 transport_proto;
+ ip46_address_t ip;
+ u32 port;
+ u8 is_ip4;
+ } uri_elts;
+} echo_main_t;
+
+extern echo_main_t echo_main;
+
+typedef void (*echo_rpc_t) (void *arg, u32 opaque);
+
+typedef struct
+{
+ void *fp;
+ void *arg;
+ u32 opaque;
+} echo_rpc_msg_t;
+
+u8 *format_ip4_address (u8 * s, va_list * args);
+u8 *format_ip6_address (u8 * s, va_list * args);
+u8 *format_ip46_address (u8 * s, va_list * args);
+uword unformat_data (unformat_input_t * input, va_list * args);
+u8 *format_api_error (u8 * s, va_list * args);
+void init_error_string_table ();
+u8 *echo_format_app_state (u8 * s, va_list * args);
+uword echo_unformat_close (unformat_input_t * input, va_list * args);
+uword echo_unformat_timing_event (unformat_input_t * input, va_list * args);
+u8 *echo_format_timing_event (u8 * s, va_list * args);
+uword unformat_transport_proto (unformat_input_t * input, va_list * args);
+u8 *format_transport_proto (u8 * s, va_list * args);
+uword unformat_ip4_address (unformat_input_t * input, va_list * args);
+uword unformat_ip6_address (unformat_input_t * input, va_list * args);
+
+void echo_session_handle_add_del (echo_main_t * em, u64 handle, u32 sid);
+echo_session_t *echo_session_new (echo_main_t * em);
+int echo_send_rpc (echo_main_t * em, void *fp, void *arg, u32 opaque);
+echo_session_t *echo_get_session_from_handle (echo_main_t * em, u64 handle);
+int wait_for_segment_allocation (u64 segment_handle);
+int wait_for_state_change (echo_main_t * em, connection_state_t state,
+ f64 timeout);
+void echo_notify_event (echo_main_t * em, echo_test_evt_t e);
+void echo_session_print_stats (echo_main_t * em, echo_session_t * session);
+
+/* Binary API */
+
+void echo_send_attach (echo_main_t * em);
+void echo_send_detach (echo_main_t * em);
+void echo_send_listen (echo_main_t * em);
+void echo_send_unbind (echo_main_t * em);
+void echo_send_connect (u8 * uri, u32 opaque);
+void echo_send_disconnect_session (u64 handle, u32 opaque);
+void echo_api_hookup (echo_main_t * em);
+
+#endif /* __included_vpp_echo_common_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/sapi/vpp_echo_proto_quic.c b/src/plugins/hs_apps/sapi/vpp_echo_proto_quic.c
new file mode 100644
index 00000000000..28c89a65fbf
--- /dev/null
+++ b/src/plugins/hs_apps/sapi/vpp_echo_proto_quic.c
@@ -0,0 +1,507 @@
+/*
+ * Copyright (c) 2019 Cisco 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.
+ */
+
+#include <stdio.h>
+#include <signal.h>
+
+#include <hs_apps/sapi/vpp_echo_common.h>
+
+typedef struct _quic_echo_cb_vft
+{
+ void (*quic_connected_cb) (session_connected_msg_t * mp, u32 session_index);
+ void (*client_stream_connected_cb) (session_connected_msg_t * mp,
+ u32 session_index);
+ void (*server_stream_connected_cb) (session_connected_msg_t * mp,
+ u32 session_index);
+ void (*quic_accepted_cb) (session_accepted_msg_t * mp, u32 session_index);
+ void (*client_stream_accepted_cb) (session_accepted_msg_t * mp,
+ u32 session_index);
+ void (*server_stream_accepted_cb) (session_accepted_msg_t * mp,
+ u32 session_index);
+} quic_echo_cb_vft_t;
+
+typedef struct
+{
+ quic_echo_cb_vft_t cb_vft; /* cb vft for QUIC scenarios */
+ u8 send_quic_disconnects; /* actively send disconnect */
+ u32 n_stream_clients; /* Target Number of STREAM sessions per QUIC session */
+ volatile u32 n_quic_clients_connected; /* Number of connected QUIC sessions */
+} quic_echo_proto_main_t;
+
+quic_echo_proto_main_t quic_echo_proto_main;
+
+/*
+ *
+ * ECHO Callback definitions
+ *
+ */
+
+static void
+quic_echo_on_connected_connect (session_connected_msg_t * mp,
+ u32 session_index)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ u8 *uri = format (0, "QUIC://session/%lu", mp->handle);
+ u64 i;
+
+ echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
+ for (i = 0; i < eqm->n_stream_clients; i++)
+ echo_send_rpc (em, echo_send_connect, (void *) uri, session_index);
+
+ ECHO_LOG (0, "Qsession 0x%llx connected to %U:%d",
+ mp->handle, format_ip46_address, &mp->lcl.ip,
+ mp->lcl.is_ip4, clib_net_to_host_u16 (mp->lcl.port));
+}
+
+static void
+quic_echo_on_connected_send (session_connected_msg_t * mp, u32 session_index)
+{
+ static u32 client_index = 0;
+ echo_main_t *em = &echo_main;
+ echo_session_t *session;
+
+ session = pool_elt_at_index (em->sessions, session_index);
+ session->bytes_to_send = em->bytes_to_send;
+ session->bytes_to_receive = em->bytes_to_receive;
+ session->session_state = ECHO_SESSION_STATE_READY;
+ em->data_thread_args[client_index++] = session->session_index;
+}
+
+static void
+quic_echo_on_connected_error (session_connected_msg_t * mp, u32 session_index)
+{
+ ECHO_FAIL ("Got a wrong connected on session %u [%lx]", session_index,
+ mp->handle);
+}
+
+static void
+quic_echo_on_accept_recv (session_accepted_msg_t * mp, u32 session_index)
+{
+ static u32 client_index = 0;
+ echo_main_t *em = &echo_main;
+ echo_session_t *session;
+
+ session = pool_elt_at_index (em->sessions, session_index);
+ session->bytes_to_send = em->bytes_to_send;
+ session->bytes_to_receive = em->bytes_to_receive;
+ em->data_thread_args[client_index++] = session->session_index;
+ session->session_state = ECHO_SESSION_STATE_READY;
+}
+
+static void
+quic_echo_on_accept_connect (session_accepted_msg_t * mp, u32 session_index)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ ECHO_LOG (1, "Accept on QSession 0x%lx %u", mp->handle);
+ u8 *uri = format (0, "QUIC://session/%lu", mp->handle);
+ u32 i;
+
+ echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
+ for (i = 0; i < eqm->n_stream_clients; i++)
+ echo_send_rpc (em, echo_send_connect, (void *) uri, session_index);
+}
+
+static void
+quic_echo_on_accept_error (session_accepted_msg_t * mp, u32 session_index)
+{
+ ECHO_FAIL ("Got a wrong accept on session %u [%lx]", session_index,
+ mp->handle);
+}
+
+static void
+quic_echo_on_accept_log_ip (session_accepted_msg_t * mp, u32 session_index)
+{
+ u8 *ip_str;
+ ip_str = format (0, "%U", format_ip46_address, &mp->rmt.ip, mp->rmt.is_ip4);
+ ECHO_LOG (0, "Accepted session from: %s:%d", ip_str,
+ clib_net_to_host_u16 (mp->rmt.port));
+
+}
+
+static const quic_echo_cb_vft_t default_cb_vft = {
+ /* Qsessions */
+ .quic_accepted_cb = quic_echo_on_accept_log_ip,
+ .quic_connected_cb = quic_echo_on_connected_connect,
+ /* client initiated streams */
+ .server_stream_accepted_cb = quic_echo_on_accept_recv,
+ .client_stream_connected_cb = quic_echo_on_connected_send,
+ /* server initiated streams */
+ .client_stream_accepted_cb = quic_echo_on_accept_error,
+ .server_stream_connected_cb = quic_echo_on_connected_error,
+};
+
+static const quic_echo_cb_vft_t server_stream_cb_vft = {
+ /* Qsessions */
+ .quic_accepted_cb = quic_echo_on_accept_connect,
+ .quic_connected_cb = NULL,
+ /* client initiated streams */
+ .server_stream_accepted_cb = quic_echo_on_accept_error,
+ .client_stream_connected_cb = quic_echo_on_connected_error,
+ /* server initiated streams */
+ .client_stream_accepted_cb = quic_echo_on_accept_recv,
+ .server_stream_connected_cb = quic_echo_on_connected_send,
+};
+
+static void quic_echo_cleanup_cb (echo_session_t * s, u8 parent_died);
+
+static inline void
+quic_echo_cleanup_listener (u32 listener_index, echo_main_t * em,
+ quic_echo_proto_main_t * eqm)
+{
+ echo_session_t *ls;
+ ls = pool_elt_at_index (em->sessions, listener_index);
+ ASSERT (ls->session_type == ECHO_SESSION_TYPE_QUIC);
+ if (!clib_atomic_sub_fetch (&ls->accepted_session_count, 1))
+ {
+ if (eqm->send_quic_disconnects == ECHO_CLOSE_F_ACTIVE)
+ {
+ echo_send_rpc (em, echo_send_disconnect_session,
+ (void *) ls->vpp_session_handle, 0);
+ clib_atomic_fetch_add (&em->stats.active_count.q, 1);
+ }
+ else if (eqm->send_quic_disconnects == ECHO_CLOSE_F_NONE)
+ {
+ quic_echo_cleanup_cb (ls, 0 /* parent_died */ );
+ clib_atomic_fetch_add (&em->stats.clean_count.q, 1);
+ }
+ }
+}
+
+static void
+quic_echo_cleanup_cb (echo_session_t * s, u8 parent_died)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ ASSERT (s->session_state < ECHO_SESSION_STATE_CLOSED);
+ if (s->session_type == ECHO_SESSION_TYPE_QUIC)
+ {
+ if (parent_died)
+ clib_atomic_fetch_add (&em->stats.clean_count.q, 1);
+ /* Don't cleanup listener as it's handled by main() */
+ clib_atomic_sub_fetch (&eqm->n_quic_clients_connected, 1);
+ }
+ else if (s->session_type == ECHO_SESSION_TYPE_STREAM)
+ {
+ if (parent_died)
+ clib_atomic_fetch_add (&em->stats.clean_count.s, 1);
+ else
+ quic_echo_cleanup_listener (s->listener_index, em, eqm);
+ clib_atomic_sub_fetch (&em->n_clients_connected, 1);
+ }
+
+ ECHO_LOG (1, "Cleanup sessions (still %uQ %uS)",
+ eqm->n_quic_clients_connected, em->n_clients_connected);
+ s->session_state = ECHO_SESSION_STATE_CLOSED;
+ if (!em->n_clients_connected && !eqm->n_quic_clients_connected)
+ em->state = STATE_DATA_DONE;
+}
+
+static void
+quic_echo_initiate_qsession_close_no_stream (echo_main_t * em)
+{
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ ECHO_LOG (1, "Closing Qsessions");
+ /* Close Quic session without streams */
+ echo_session_t *s;
+
+ /* *INDENT-OFF* */
+ pool_foreach (s, em->sessions,
+ ({
+ if (s->session_type == ECHO_SESSION_TYPE_QUIC)
+ {
+ if (eqm->send_quic_disconnects == ECHO_CLOSE_F_ACTIVE)
+ {
+ ECHO_LOG (1,"ACTIVE close 0x%lx", s->vpp_session_handle);
+ echo_send_rpc (em, echo_send_disconnect_session, (void *) s->vpp_session_handle, 0);
+ clib_atomic_fetch_add (&em->stats.active_count.q, 1);
+ }
+ else if (eqm->send_quic_disconnects == ECHO_CLOSE_F_NONE)
+ {
+ ECHO_LOG (1,"Discard close 0x%lx", s->vpp_session_handle);
+ quic_echo_cleanup_cb (s, 0 /* parent_died */);
+ clib_atomic_fetch_add (&em->stats.clean_count.q, 1);
+ }
+ else
+ ECHO_LOG (1,"Passive close 0x%lx", s->vpp_session_handle);
+ }
+ }));
+ /* *INDENT-ON* */
+}
+
+static void
+quic_echo_on_connected (session_connected_msg_t * mp, u32 session_index)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ echo_session_t *listen_session;
+ echo_session_t *session = pool_elt_at_index (em->sessions, session_index);
+ if (session->listener_index == SESSION_INVALID_INDEX)
+ {
+ ECHO_LOG (1, "Connected session 0x%lx -> URI", mp->handle);
+ session->session_type = ECHO_SESSION_TYPE_QUIC;
+ session->accepted_session_count = 0;
+ if (eqm->cb_vft.quic_connected_cb)
+ eqm->cb_vft.quic_connected_cb (mp, session->session_index);
+ clib_atomic_fetch_add (&eqm->n_quic_clients_connected, 1);
+ }
+ else
+ {
+ listen_session =
+ pool_elt_at_index (em->sessions, session->listener_index);
+ ECHO_LOG (1, "Connected session 0x%lx -> 0x%lx", mp->handle,
+ listen_session->vpp_session_handle);
+ session->session_type = ECHO_SESSION_TYPE_STREAM;
+ clib_atomic_fetch_add (&listen_session->accepted_session_count, 1);
+ if (em->i_am_master && eqm->cb_vft.server_stream_connected_cb)
+ eqm->cb_vft.server_stream_connected_cb (mp, session->session_index);
+ if (!em->i_am_master && eqm->cb_vft.client_stream_connected_cb)
+ eqm->cb_vft.client_stream_connected_cb (mp, session->session_index);
+ clib_atomic_fetch_add (&em->n_clients_connected, 1);
+ }
+
+ if (em->n_clients_connected == em->n_clients
+ && em->n_clients_connected != 0)
+ echo_notify_event (em, ECHO_EVT_LAST_SCONNECTED);
+
+ if (eqm->n_quic_clients_connected == em->n_connects
+ && em->state < STATE_READY)
+ {
+ echo_notify_event (em, ECHO_EVT_LAST_QCONNECTED);
+ em->state = STATE_READY;
+ if (eqm->n_stream_clients == 0)
+ quic_echo_initiate_qsession_close_no_stream (em);
+ }
+}
+
+static void
+quic_echo_retry_connect (u32 session_index)
+{
+ /* retry connect */
+ echo_session_t *session;
+ echo_main_t *em = &echo_main;
+ u8 *uri;
+ if (session_index == SESSION_INVALID_INDEX)
+ {
+ ECHO_LOG (1, "Retrying connect %s", em->uri);
+ echo_send_rpc (em, echo_send_connect, (void *) em->uri,
+ SESSION_INVALID_INDEX);
+ }
+ else
+ {
+ session = pool_elt_at_index (em->sessions, session_index);
+ uri = format (0, "QUIC://session/%lu", session->vpp_session_handle);
+ ECHO_LOG (1, "Retrying connect %s", uri);
+ echo_send_rpc (em, echo_send_connect, (void *) uri, session_index);
+ }
+}
+
+static void
+quic_echo_connected_cb (session_connected_bundled_msg_t * mp,
+ u32 session_index, u8 is_failed)
+{
+ if (is_failed)
+ return quic_echo_retry_connect (session_index);
+ return quic_echo_on_connected ((session_connected_msg_t *) mp,
+ session_index);
+}
+
+static void
+quic_echo_accepted_cb (session_accepted_msg_t * mp, echo_session_t * session)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ echo_session_t *ls;
+ ls = pool_elt_at_index (em->sessions, session->listener_index);
+ if (ls->session_type == ECHO_SESSION_TYPE_LISTEN)
+ {
+ echo_notify_event (em, ECHO_EVT_FIRST_QCONNECT);
+ session->session_type = ECHO_SESSION_TYPE_QUIC;
+ session->accepted_session_count = 0;
+ if (eqm->cb_vft.quic_accepted_cb)
+ eqm->cb_vft.quic_accepted_cb (mp, session->session_index);
+ clib_atomic_fetch_add (&eqm->n_quic_clients_connected, 1);
+ }
+ else
+ {
+ session->session_type = ECHO_SESSION_TYPE_STREAM;
+ echo_notify_event (em, ECHO_EVT_FIRST_SCONNECT);
+ clib_atomic_fetch_add (&ls->accepted_session_count, 1);
+ if (em->i_am_master && eqm->cb_vft.server_stream_accepted_cb)
+ eqm->cb_vft.server_stream_accepted_cb (mp, session->session_index);
+ if (!em->i_am_master && eqm->cb_vft.client_stream_accepted_cb)
+ eqm->cb_vft.client_stream_accepted_cb (mp, session->session_index);
+ clib_atomic_fetch_add (&em->n_clients_connected, 1);
+ }
+
+ if (em->n_clients_connected == em->n_clients
+ && em->n_clients_connected != 0)
+ echo_notify_event (em, ECHO_EVT_LAST_SCONNECTED);
+
+ if (eqm->n_quic_clients_connected == em->n_connects
+ && em->state < STATE_READY)
+ {
+ echo_notify_event (em, ECHO_EVT_LAST_QCONNECTED);
+ em->state = STATE_READY;
+ if (eqm->n_stream_clients == 0)
+ quic_echo_initiate_qsession_close_no_stream (em);
+ }
+}
+
+static void
+quic_echo_disconnected_reply_cb (echo_session_t * s)
+{
+ if (s->session_type == ECHO_SESSION_TYPE_STREAM)
+ s->session_state = ECHO_SESSION_STATE_CLOSING;
+ else
+ quic_echo_cleanup_cb (s, 0 /* parent_died */ ); /* We can clean Q/Lsessions right away */
+}
+
+static void
+quic_echo_disconnected_cb (session_disconnected_msg_t * mp,
+ echo_session_t * s)
+{
+ echo_main_t *em = &echo_main;
+ if (s->session_type == ECHO_SESSION_TYPE_STREAM)
+ {
+ echo_session_print_stats (em, s);
+ if (s->bytes_to_receive || s->bytes_to_send)
+ s->session_state = ECHO_SESSION_STATE_AWAIT_DATA;
+ else
+ s->session_state = ECHO_SESSION_STATE_CLOSING;
+ clib_atomic_fetch_add (&em->stats.close_count.s, 1);
+ }
+ else
+ {
+ quic_echo_cleanup_cb (s, 0 /* parent_died */ ); /* We can clean Q/Lsessions right away */
+ clib_atomic_fetch_add (&em->stats.close_count.q, 1);
+ }
+}
+
+static void
+quic_echo_reset_cb (session_reset_msg_t * mp, echo_session_t * s)
+{
+ echo_main_t *em = &echo_main;
+ if (s->session_type == ECHO_SESSION_TYPE_STREAM)
+ {
+ clib_atomic_fetch_add (&em->stats.reset_count.s, 1);
+ s->session_state = ECHO_SESSION_STATE_CLOSING;
+ }
+ else
+ {
+ clib_atomic_fetch_add (&em->stats.reset_count.q, 1);
+ quic_echo_cleanup_cb (s, 0 /* parent_died */ ); /* We can clean Q/Lsessions right away */
+ }
+}
+
+static uword
+quic_echo_unformat_setup_vft (unformat_input_t * input, va_list * args)
+{
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ if (unformat (input, "serverstream"))
+ eqm->cb_vft = server_stream_cb_vft;
+ else if (unformat (input, "default"))
+ ;
+ else
+ return 0;
+ return 1;
+}
+
+static int
+quic_echo_process_opts_cb (unformat_input_t * a)
+{
+ echo_main_t *em = &echo_main;
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ if (unformat (a, "nclients %d/%d", &em->n_clients, &eqm->n_stream_clients))
+ ;
+ else if (unformat (a, "quic-setup %U", quic_echo_unformat_setup_vft))
+ ;
+ else if (unformat (a, "qclose=%U",
+ echo_unformat_close, &eqm->send_quic_disconnects))
+ ;
+ else
+ return 0;
+ return 1;
+}
+
+static void
+quic_echo_set_defaults_before_opts_cb ()
+{
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ eqm->cb_vft = default_cb_vft;
+ eqm->n_stream_clients = 1;
+}
+
+static void
+quic_echo_set_defaults_after_opts_cb ()
+{
+ quic_echo_proto_main_t *eqm = &quic_echo_proto_main;
+ echo_main_t *em = &echo_main;
+ u8 default_f_active;
+
+ em->n_connects = em->n_clients;
+ em->n_sessions =
+ clib_max (1,
+ eqm->n_stream_clients) * em->n_clients + eqm->n_stream_clients +
+ 1;
+ em->n_clients = eqm->n_stream_clients * em->n_clients;
+
+ if (em->i_am_master)
+ default_f_active =
+ em->bytes_to_send == 0 ? ECHO_CLOSE_F_ACTIVE : ECHO_CLOSE_F_PASSIVE;
+ else
+ default_f_active =
+ em->bytes_to_receive == 0 ? ECHO_CLOSE_F_PASSIVE : ECHO_CLOSE_F_ACTIVE;
+ if (eqm->send_quic_disconnects == ECHO_CLOSE_F_INVALID)
+ eqm->send_quic_disconnects = default_f_active;
+}
+
+static void
+quic_echo_print_usage_cb ()
+{
+ fprintf (stderr,
+ "-- QUIC specific options -- \n"
+ " quic-setup OPT OPT=serverstream : Client open N connections. \n"
+ " On each one server opens M streams\n"
+ " OPT=default : Client open N connections.\n"
+ " On each one client opens M streams\n"
+ " qclose=[Y|N|W] When a connection is done pass[N] send[Y] or wait[W] for close\n"
+ "\n"
+ " nclients N[/M] Open N QUIC connections, each one with M streams (M defaults to 1)\n");
+}
+
+echo_proto_cb_vft_t quic_echo_proto_cb_vft = {
+ .disconnected_cb = quic_echo_disconnected_cb,
+ .connected_cb = quic_echo_connected_cb,
+ .accepted_cb = quic_echo_accepted_cb,
+ .reset_cb = quic_echo_reset_cb,
+ .disconnected_reply_cb = quic_echo_disconnected_reply_cb,
+ .cleanup_cb = quic_echo_cleanup_cb,
+ .process_opts_cb = quic_echo_process_opts_cb,
+ .print_usage_cb = quic_echo_print_usage_cb,
+ .set_defaults_before_opts_cb = quic_echo_set_defaults_before_opts_cb,
+ .set_defaults_after_opts_cb = quic_echo_set_defaults_after_opts_cb,
+};
+
+ECHO_REGISTER_PROTO (TRANSPORT_PROTO_QUIC, quic_echo_proto_cb_vft);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/quic/test/test_quic.py b/src/plugins/quic/test/test_quic.py
index ed15cdcd8ed..bbf7d72b838 100644
--- a/src/plugins/quic/test/test_quic.py
+++ b/src/plugins/quic/test/test_quic.py
@@ -173,7 +173,7 @@ class QUICEchoExternalTestCase(QUICTestCase):
_args = self.server_echo_test_args + list(args)
self.worker_server = QUICAppWorker(
self.build_dir,
- "quic_echo",
+ "vpp_echo",
_args,
self.logger)
self.worker_server.start()
@@ -184,7 +184,7 @@ class QUICEchoExternalTestCase(QUICTestCase):
# self.client_echo_test_args += "use-svm-api"
self.worker_client = QUICAppWorker(
self.build_dir,
- "quic_echo",
+ "vpp_echo",
_args,
self.logger)
self.worker_client.start()