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/*
* 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 foreach_echo_fail_code \
_(ECHO_FAIL_NONE, "ECHO_FAIL_NONE") \
_(ECHO_FAIL_SEND_IO_EVT, "ECHO_FAIL_SEND_IO_EVT") \
_(ECHO_FAIL_SOCKET_CONNECT, "ECHO_FAIL_SOCKET_CONNECT") \
_(ECHO_FAIL_INIT_SHM_API, "ECHO_FAIL_INIT_SHM_API") \
_(ECHO_FAIL_SHMEM_CONNECT, "ECHO_FAIL_SHMEM_CONNECT") \
_(ECHO_FAIL_TEST_BYTES_ERR, "ECHO_FAIL_TEST_BYTES_ERR") \
_(ECHO_FAIL_BIND, "ECHO_FAIL_BIND") \
_(ECHO_FAIL_ACCEPTED_WAIT_FOR_SEG_ALLOC, \
"ECHO_FAIL_ACCEPTED_WAIT_FOR_SEG_ALLOC") \
_(ECHO_FAIL_SESSION_CONNECT, "ECHO_FAIL_SESSION_CONNECT") \
_(ECHO_FAIL_CONNECTED_WAIT_FOR_SEG_ALLOC, \
"ECHO_FAIL_CONNECTED_WAIT_FOR_SEG_ALLOC") \
_(ECHO_FAIL_APP_ATTACH, "ECHO_FAIL_APP_ATTACH") \
_(ECHO_FAIL_SERVER_DISCONNECT_TIMEOUT, \
"ECHO_FAIL_SERVER_DISCONNECT_TIMEOUT") \
_(ECHO_FAIL_INVALID_URI, "ECHO_FAIL_INVALID_URI") \
_(ECHO_FAIL_PROTOCOL_NOT_SUPPORTED, \
"ECHO_FAIL_PROTOCOL_NOT_SUPPORTED") \
_(ECHO_FAIL_CONNECT_TO_VPP, "ECHO_FAIL_CONNECT_TO_VPP") \
_(ECHO_FAIL_ATTACH_TO_VPP, "ECHO_FAIL_ATTACH_TO_VPP") \
_(ECHO_FAIL_1ST_PTHREAD_CREATE, "ECHO_FAIL_1ST_PTHREAD_CREATE") \
_(ECHO_FAIL_PTHREAD_CREATE, "ECHO_FAIL_PTHREAD_CREATE") \
_(ECHO_FAIL_DETACH, "ECHO_FAIL_DETACH") \
_(ECHO_FAIL_MQ_PTHREAD, "ECHO_FAIL_MQ_PTHREAD") \
_(ECHO_FAIL_VL_API_APP_ATTACH, "ECHO_FAIL_VL_API_APP_ATTACH") \
_(ECHO_FAIL_VL_API_MISSING_SEGMENT_NAME, \
"ECHO_FAIL_VL_API_MISSING_SEGMENT_NAME") \
_(ECHO_FAIL_VL_API_RECV_FD_MSG, "ECHO_FAIL_VL_API_RECV_FD_MSG") \
_(ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH, \
"ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH") \
_(ECHO_FAIL_VL_API_FIFO_SEG_ATTACH, \
"ECHO_FAIL_VL_API_FIFO_SEG_ATTACH") \
_(ECHO_FAIL_VL_API_DETACH_REPLY, "ECHO_FAIL_VL_API_DETACH_REPLY") \
_(ECHO_FAIL_VL_API_BIND_URI_REPLY, "ECHO_FAIL_VL_API_BIND_URI_REPLY") \
_(ECHO_FAIL_VL_API_UNBIND_REPLY, "ECHO_FAIL_VL_API_UNBIND_REPLY") \
_(ECHO_FAIL_VL_API_DISCONNECT_SESSION_REPLY, \
"ECHO_FAIL_VL_API_DISCONNECT_SESSION_REPLY") \
_(ECHO_FAIL_VL_API_TLS_CERT_ADD_REPLY, \
"ECHO_FAIL_VL_API_TLS_CERT_ADD_REPLY") \
_(ECHO_FAIL_VL_API_TLS_KEY_ADD_REPLY, \
"ECHO_FAIL_VL_API_TLS_KEY_ADD_REPLY") \
_(ECHO_FAIL_GET_SESSION_FROM_HANDLE, \
"ECHO_FAIL_GET_SESSION_FROM_HANDLE") \
_(ECHO_FAIL_QUIC_WRONG_CONNECT, "ECHO_FAIL_QUIC_WRONG_CONNECT") \
_(ECHO_FAIL_QUIC_WRONG_ACCEPT, "ECHO_FAIL_QUIC_WRONG_ACCEPT") \
_(ECHO_FAIL_TCP_BAPI_CONNECT, "ECHO_FAIL_TCP_BAPI_CONNECT") \
_(ECHO_FAIL_UDP_BAPI_CONNECT, "ECHO_FAIL_UDP_BAPI_CONNECT") \
_(ECHO_FAIL_MISSING_START_EVENT, "ECHO_FAIL_MISSING_START_EVENT") \
_(ECHO_FAIL_MISSING_END_EVENT, "ECHO_FAIL_MISSING_END_EVENT") \
_(ECHO_FAIL_TEST_ASSERT_RX_TOTAL, "ECHO_FAIL_TEST_ASSERT_RX_TOTAL") \
_(ECHO_FAIL_TEST_ASSERT_TX_TOTAL, "ECHO_FAIL_TEST_ASSERT_TX_TOTAL") \
_(ECHO_FAIL_TEST_ASSERT_ALL_SESSIONS_CLOSED, \
"ECHO_FAIL_TEST_ASSERT_ALL_SESSIONS_CLOSED")
typedef enum
{
#define _(sym, str) sym,
foreach_echo_fail_code
#undef _
} echo_fail_t;
extern char *echo_fail_code_str[];
#define CHECK(fail, expected, result, _fmt, _args...) \
if (expected != result) \
ECHO_FAIL (fail, "expected %d, got %d : " _fmt, expected, \
result, ##_args); \
#define ECHO_FAIL(fail, _fmt, _args...) \
{ \
echo_main_t *em = &echo_main; \
em->has_failed = fail; \
if (vec_len(em->fail_descr)) \
em->fail_descr = format(em->fail_descr, " | %s (%d): "_fmt, \
echo_fail_code_str[fail], fail, ##_args); \
else \
em->fail_descr = format(0, "%s (%d): "_fmt, \
echo_fail_code_str[fail], fail, ##_args); \
em->time_to_stop = 1; \
if (em->log_lvl > 0) \
clib_warning ("%v", em->fail_descr); \
}
#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 */
u8 *fail_descr; /* vector containing fail description */
/** 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 prealloc_fifo_pairs;
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 */
u32 evt_q_size; /* Size of the vpp MQ (app<->vpp events) */
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:
*/
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