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authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>2019-08-05 13:43:31 +0200
committerFlorin Coras <florin.coras@gmail.com>2019-08-16 14:47:38 +0000
commitecd1fc7dfa6a36d1774f71093380b3548a22346b (patch)
tree6ed2568a9950e955c4826941216af153c5b08b2f /src/plugins/hs_apps/sapi/vpp_echo_common.h
parentd25d364d2bc146d3e17ab7c4d558bcb0ce138b89 (diff)
hsa: Refactor quic_echo to allow other protocols
Type: refactor Change-Id: Iaef9091e1d057110530255e644fad1c298418966 Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Diffstat (limited to 'src/plugins/hs_apps/sapi/vpp_echo_common.h')
-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_common.h321
1 files changed, 321 insertions, 0 deletions
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:
+ */