Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 1 | /* |
Florin Coras | 288eaab | 2019-02-03 15:26:14 -0800 | [diff] [blame] | 2 | * Copyright (c) 2016-2019 Cisco and/or its affiliates. |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | * you may not use this file except in compliance with the License. |
| 5 | * You may obtain a copy of the License at: |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | * See the License for the specific language governing permissions and |
| 13 | * limitations under the License. |
| 14 | */ |
| 15 | #ifndef __included_uri_h__ |
| 16 | #define __included_uri_h__ |
| 17 | |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 18 | #include <vlibmemory/api.h> |
| 19 | #include <svm/message_queue.h> |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 20 | #include <svm/svm_fifo_segment.h> |
Florin Coras | c9940fc | 2019-02-05 20:55:11 -0800 | [diff] [blame] | 21 | #include <vnet/session/session_types.h> |
Florin Coras | 54a51fd | 2019-02-07 15:34:52 -0800 | [diff] [blame] | 22 | #include <vnet/tls/tls_test.h> |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 23 | |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 24 | typedef struct _stream_session_cb_vft |
| 25 | { |
| 26 | /** Notify server of new segment */ |
| 27 | int (*add_segment_callback) (u32 api_client_index, u64 segment_handle); |
| 28 | |
| 29 | /** Notify server of new segment */ |
| 30 | int (*del_segment_callback) (u32 api_client_index, u64 segment_handle); |
| 31 | |
| 32 | /** Notify server of newly accepted session */ |
| 33 | int (*session_accept_callback) (session_t * new_session); |
| 34 | |
| 35 | /** Connection request callback */ |
| 36 | int (*session_connected_callback) (u32 app_wrk_index, u32 opaque, |
| 37 | session_t * s, u8 code); |
| 38 | |
| 39 | /** Notify app that session is closing */ |
| 40 | void (*session_disconnect_callback) (session_t * s); |
| 41 | |
| 42 | /** Notify app that session was reset */ |
| 43 | void (*session_reset_callback) (session_t * s); |
| 44 | |
| 45 | /** Direct RX callback for built-in application */ |
| 46 | int (*builtin_app_rx_callback) (session_t * session); |
| 47 | |
| 48 | /** Direct TX callback for built-in application */ |
| 49 | int (*builtin_app_tx_callback) (session_t * session); |
| 50 | |
| 51 | } session_cb_vft_t; |
| 52 | |
| 53 | #define foreach_app_init_args \ |
| 54 | _(u32, api_client_index) \ |
| 55 | _(u8 *, name) \ |
| 56 | _(u64 *, options) \ |
| 57 | _(u8 *, namespace_id) \ |
| 58 | _(session_cb_vft_t *, session_cb_vft) \ |
| 59 | _(u32, app_index) \ |
| 60 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 61 | typedef struct _vnet_app_attach_args_t |
| 62 | { |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 63 | #define _(_type, _name) _type _name; |
| 64 | foreach_app_init_args |
| 65 | #undef _ |
| 66 | ssvm_private_t * segment; |
Florin Coras | 9936831 | 2018-08-02 10:45:44 -0700 | [diff] [blame] | 67 | svm_msg_q_t *app_evt_q; |
Florin Coras | d85de68 | 2018-11-29 17:02:29 -0800 | [diff] [blame] | 68 | u64 segment_handle; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 69 | } vnet_app_attach_args_t; |
| 70 | |
| 71 | typedef struct _vnet_app_detach_args_t |
| 72 | { |
| 73 | u32 app_index; |
Florin Coras | 053a0e4 | 2018-11-13 15:52:38 -0800 | [diff] [blame] | 74 | u32 api_client_index; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 75 | } vnet_app_detach_args_t; |
| 76 | |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 77 | typedef struct _vnet_bind_args_t |
| 78 | { |
| 79 | union |
| 80 | { |
Florin Coras | 5665ced | 2018-10-25 18:03:45 -0700 | [diff] [blame] | 81 | session_endpoint_cfg_t sep_ext; |
Florin Coras | 3cbc04b | 2017-10-02 00:18:51 -0700 | [diff] [blame] | 82 | session_endpoint_t sep; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 83 | char *uri; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 84 | }; |
| 85 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 86 | u32 app_index; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 87 | u32 wrk_map_index; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 88 | |
| 89 | /* |
| 90 | * Results |
| 91 | */ |
| 92 | char *segment_name; |
| 93 | u32 segment_name_length; |
| 94 | u64 server_event_queue_address; |
| 95 | u64 handle; |
Florin Coras | c9940fc | 2019-02-05 20:55:11 -0800 | [diff] [blame] | 96 | } vnet_listen_args_t; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 97 | |
Florin Coras | dfae9f9 | 2019-02-20 19:48:31 -0800 | [diff] [blame] | 98 | typedef struct _vnet_unlisten_args_t |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 99 | { |
| 100 | union |
| 101 | { |
| 102 | char *uri; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 103 | u64 handle; /**< Session handle */ |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 104 | }; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 105 | u32 app_index; /**< Owning application index */ |
Florin Coras | ab2f6db | 2018-08-31 14:31:41 -0700 | [diff] [blame] | 106 | u32 wrk_map_index; /**< App's local pool worker index */ |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 107 | } vnet_unlisten_args_t; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 108 | |
| 109 | typedef struct _vnet_connect_args |
| 110 | { |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 111 | union |
| 112 | { |
Florin Coras | 5665ced | 2018-10-25 18:03:45 -0700 | [diff] [blame] | 113 | session_endpoint_cfg_t sep_ext; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 114 | session_endpoint_t sep; |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 115 | char *uri; |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 116 | }; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 117 | u32 app_index; |
Florin Coras | 1553197 | 2018-08-12 23:50:53 -0700 | [diff] [blame] | 118 | u32 wrk_map_index; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 119 | u32 api_context; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 120 | |
Florin Coras | f8f516a | 2018-02-08 15:10:09 -0800 | [diff] [blame] | 121 | session_handle_t session_handle; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 122 | } vnet_connect_args_t; |
| 123 | |
| 124 | typedef struct _vnet_disconnect_args_t |
| 125 | { |
Florin Coras | f8f516a | 2018-02-08 15:10:09 -0800 | [diff] [blame] | 126 | session_handle_t handle; |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 127 | u32 app_index; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 128 | } vnet_disconnect_args_t; |
| 129 | |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 130 | typedef struct _vnet_application_add_tls_cert_args_t |
| 131 | { |
| 132 | u32 app_index; |
| 133 | u8 *cert; |
| 134 | } vnet_app_add_tls_cert_args_t; |
| 135 | |
| 136 | typedef struct _vnet_application_add_tls_key_args_t |
| 137 | { |
| 138 | u32 app_index; |
| 139 | u8 *key; |
| 140 | } vnet_app_add_tls_key_args_t; |
| 141 | |
Florin Coras | 54a51fd | 2019-02-07 15:34:52 -0800 | [diff] [blame] | 142 | typedef enum tls_engine_type_ |
| 143 | { |
| 144 | TLS_ENGINE_NONE, |
| 145 | TLS_ENGINE_MBEDTLS, |
| 146 | TLS_ENGINE_OPENSSL, |
| 147 | TLS_N_ENGINES |
| 148 | } tls_engine_type_t; |
| 149 | |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 150 | /* Application attach options */ |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 151 | typedef enum |
| 152 | { |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame] | 153 | APP_OPTIONS_FLAGS, |
Florin Coras | ff6e769 | 2017-12-11 04:59:01 -0800 | [diff] [blame] | 154 | APP_OPTIONS_EVT_QUEUE_SIZE, |
| 155 | APP_OPTIONS_SEGMENT_SIZE, |
| 156 | APP_OPTIONS_ADD_SEGMENT_SIZE, |
Dave Barach | 2c25a62 | 2017-06-26 11:35:07 -0400 | [diff] [blame] | 157 | APP_OPTIONS_PRIVATE_SEGMENT_COUNT, |
Florin Coras | ff6e769 | 2017-12-11 04:59:01 -0800 | [diff] [blame] | 158 | APP_OPTIONS_RX_FIFO_SIZE, |
| 159 | APP_OPTIONS_TX_FIFO_SIZE, |
| 160 | APP_OPTIONS_PREALLOC_FIFO_PAIRS, |
Florin Coras | cea194d | 2017-10-02 00:18:51 -0700 | [diff] [blame] | 161 | APP_OPTIONS_NAMESPACE, |
| 162 | APP_OPTIONS_NAMESPACE_SECRET, |
Florin Coras | 7999e83 | 2017-10-31 01:51:04 -0700 | [diff] [blame] | 163 | APP_OPTIONS_PROXY_TRANSPORT, |
Florin Coras | ff6e769 | 2017-12-11 04:59:01 -0800 | [diff] [blame] | 164 | APP_OPTIONS_ACCEPT_COOKIE, |
Florin Coras | 58d36f0 | 2018-03-09 13:05:53 -0800 | [diff] [blame] | 165 | APP_OPTIONS_TLS_ENGINE, |
Florin Coras | ff6e769 | 2017-12-11 04:59:01 -0800 | [diff] [blame] | 166 | APP_OPTIONS_N_OPTIONS |
Florin Coras | 6cf30ad | 2017-04-04 23:08:23 -0700 | [diff] [blame] | 167 | } app_attach_options_index_t; |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 168 | |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame] | 169 | #define foreach_app_options_flags \ |
Florin Coras | cea194d | 2017-10-02 00:18:51 -0700 | [diff] [blame] | 170 | _(ACCEPT_REDIRECT, "Use FIFO with redirects") \ |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame] | 171 | _(ADD_SEGMENT, "Add segment and signal app if needed") \ |
Florin Coras | 7999e83 | 2017-10-31 01:51:04 -0700 | [diff] [blame] | 172 | _(IS_BUILTIN, "Application is builtin") \ |
Florin Coras | da3eec1 | 2018-09-07 13:29:17 -0700 | [diff] [blame] | 173 | _(IS_TRANSPORT_APP, "Application is a transport proto") \ |
Florin Coras | 7e12d94 | 2018-06-27 14:32:43 -0700 | [diff] [blame] | 174 | _(IS_PROXY, "Application is proxying") \ |
Florin Coras | cea194d | 2017-10-02 00:18:51 -0700 | [diff] [blame] | 175 | _(USE_GLOBAL_SCOPE, "App can use global session scope") \ |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 176 | _(USE_LOCAL_SCOPE, "App can use local session scope") \ |
Florin Coras | 9936831 | 2018-08-02 10:45:44 -0700 | [diff] [blame] | 177 | _(EVT_MQ_USE_EVENTFD, "Use eventfds for signaling") \ |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 178 | |
Florin Coras | a546481 | 2017-04-19 13:00:05 -0700 | [diff] [blame] | 179 | typedef enum _app_options |
| 180 | { |
| 181 | #define _(sym, str) APP_OPTIONS_##sym, |
| 182 | foreach_app_options_flags |
| 183 | #undef _ |
| 184 | } app_options_t; |
| 185 | |
| 186 | typedef enum _app_options_flags |
| 187 | { |
| 188 | #define _(sym, str) APP_OPTIONS_FLAGS_##sym = 1 << APP_OPTIONS_##sym, |
| 189 | foreach_app_options_flags |
| 190 | #undef _ |
| 191 | } app_options_flags_t; |
| 192 | |
Florin Coras | 9936831 | 2018-08-02 10:45:44 -0700 | [diff] [blame] | 193 | #define foreach_fd_type \ |
| 194 | _(VPP_MQ_SEGMENT, "Fd for vpp's event mq segment") \ |
| 195 | _(MEMFD_SEGMENT, "Fd for memfd segment") \ |
| 196 | _(MQ_EVENTFD, "Event fd used by message queue") \ |
| 197 | _(VPP_MQ_EVENTFD, "Event fd used by vpp's message queue") \ |
| 198 | |
| 199 | typedef enum session_fd_type_ |
| 200 | { |
| 201 | #define _(sym, str) SESSION_FD_##sym, |
| 202 | foreach_fd_type |
| 203 | #undef _ |
| 204 | SESSION_N_FD_TYPE |
| 205 | } session_fd_type_t; |
| 206 | |
| 207 | typedef enum session_fd_flag_ |
| 208 | { |
| 209 | #define _(sym, str) SESSION_FD_F_##sym = 1 << SESSION_FD_##sym, |
| 210 | foreach_fd_type |
| 211 | #undef _ |
| 212 | } session_fd_flag_t; |
| 213 | |
Florin Coras | c9940fc | 2019-02-05 20:55:11 -0800 | [diff] [blame] | 214 | int vnet_bind_uri (vnet_listen_args_t *); |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 215 | int vnet_unbind_uri (vnet_unlisten_args_t * a); |
| 216 | int vnet_connect_uri (vnet_connect_args_t * a); |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 217 | |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 218 | int vnet_application_attach (vnet_app_attach_args_t * a); |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 219 | int vnet_application_detach (vnet_app_detach_args_t * a); |
Florin Coras | c1a4265 | 2019-02-08 18:27:29 -0800 | [diff] [blame] | 220 | int vnet_listen (vnet_listen_args_t * a); |
| 221 | int vnet_connect (vnet_connect_args_t * a); |
| 222 | int vnet_unlisten (vnet_unlisten_args_t * a); |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 223 | int vnet_disconnect_session (vnet_disconnect_args_t * a); |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 224 | |
Florin Coras | 371ca50 | 2018-02-21 12:07:41 -0800 | [diff] [blame] | 225 | clib_error_t *vnet_app_add_tls_cert (vnet_app_add_tls_cert_args_t * a); |
| 226 | clib_error_t *vnet_app_add_tls_key (vnet_app_add_tls_key_args_t * a); |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 227 | |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 228 | typedef struct app_session_transport_ |
| 229 | { |
| 230 | ip46_address_t rmt_ip; /**< remote ip */ |
| 231 | ip46_address_t lcl_ip; /**< local ip */ |
Florin Coras | 7e12d94 | 2018-06-27 14:32:43 -0700 | [diff] [blame] | 232 | u16 rmt_port; /**< remote port (network order) */ |
| 233 | u16 lcl_port; /**< local port (network order) */ |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 234 | u8 is_ip4; /**< set if uses ip4 networking */ |
| 235 | } app_session_transport_t; |
| 236 | |
Florin Coras | 7e12d94 | 2018-06-27 14:32:43 -0700 | [diff] [blame] | 237 | #define foreach_app_session_field \ |
| 238 | _(svm_fifo_t, *rx_fifo) /**< rx fifo */ \ |
| 239 | _(svm_fifo_t, *tx_fifo) /**< tx fifo */ \ |
| 240 | _(session_type_t, session_type) /**< session type */ \ |
| 241 | _(volatile u8, session_state) /**< session state */ \ |
| 242 | _(u32, session_index) /**< index in owning pool */ \ |
| 243 | _(app_session_transport_t, transport) /**< transport info */ \ |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 244 | _(svm_msg_q_t, *vpp_evt_q) /**< vpp event queue */ \ |
Florin Coras | 7e12d94 | 2018-06-27 14:32:43 -0700 | [diff] [blame] | 245 | _(u8, is_dgram) /**< flag for dgram mode */ \ |
| 246 | |
| 247 | typedef struct |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 248 | { |
Florin Coras | 7e12d94 | 2018-06-27 14:32:43 -0700 | [diff] [blame] | 249 | #define _(type, name) type name; |
| 250 | foreach_app_session_field |
| 251 | #undef _ |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 252 | } app_session_t; |
| 253 | |
Florin Coras | 6011699 | 2018-08-27 09:52:18 -0700 | [diff] [blame] | 254 | typedef struct session_bound_msg_ |
| 255 | { |
| 256 | u32 context; |
| 257 | u64 handle; |
| 258 | i32 retval; |
| 259 | u8 lcl_is_ip4; |
| 260 | u8 lcl_ip[16]; |
| 261 | u16 lcl_port; |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 262 | uword rx_fifo; |
| 263 | uword tx_fifo; |
| 264 | uword vpp_evt_q; |
Florin Coras | 6011699 | 2018-08-27 09:52:18 -0700 | [diff] [blame] | 265 | u32 segment_size; |
| 266 | u8 segment_name_length; |
| 267 | u8 segment_name[128]; |
| 268 | } __clib_packed session_bound_msg_t; |
| 269 | |
Florin Coras | dfae9f9 | 2019-02-20 19:48:31 -0800 | [diff] [blame] | 270 | typedef struct session_unlisten_reply_msg_ |
| 271 | { |
| 272 | u32 context; |
| 273 | u64 handle; |
| 274 | i32 retval; |
| 275 | } __clib_packed session_unlisten_reply_msg_t; |
| 276 | |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 277 | typedef struct session_accepted_msg_ |
| 278 | { |
| 279 | u32 context; |
| 280 | u64 listener_handle; |
| 281 | u64 handle; |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 282 | uword server_rx_fifo; |
| 283 | uword server_tx_fifo; |
Florin Coras | fa76a76 | 2018-11-29 12:40:10 -0800 | [diff] [blame] | 284 | u64 segment_handle; |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 285 | uword vpp_event_queue_address; |
| 286 | uword server_event_queue_address; |
| 287 | uword client_event_queue_address; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 288 | u16 port; |
| 289 | u8 is_ip4; |
| 290 | u8 ip[16]; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 291 | } __clib_packed session_accepted_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 292 | |
| 293 | typedef struct session_accepted_reply_msg_ |
| 294 | { |
| 295 | u32 context; |
| 296 | i32 retval; |
| 297 | u64 handle; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 298 | } __clib_packed session_accepted_reply_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 299 | |
| 300 | /* Make sure this is not too large, otherwise it won't fit when dequeued in |
| 301 | * the session queue node */ |
| 302 | STATIC_ASSERT (sizeof (session_accepted_reply_msg_t) <= 16, "accept reply"); |
| 303 | |
| 304 | typedef struct session_connected_msg_ |
| 305 | { |
| 306 | u32 context; |
| 307 | i32 retval; |
| 308 | u64 handle; |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 309 | uword server_rx_fifo; |
| 310 | uword server_tx_fifo; |
Florin Coras | fa76a76 | 2018-11-29 12:40:10 -0800 | [diff] [blame] | 311 | u64 segment_handle; |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 312 | uword vpp_event_queue_address; |
| 313 | uword client_event_queue_address; |
| 314 | uword server_event_queue_address; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 315 | u32 segment_size; |
| 316 | u8 segment_name_length; |
| 317 | u8 segment_name[64]; |
| 318 | u8 lcl_ip[16]; |
| 319 | u8 is_ip4; |
| 320 | u16 lcl_port; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 321 | } __clib_packed session_connected_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 322 | |
| 323 | typedef struct session_disconnected_msg_ |
| 324 | { |
| 325 | u32 client_index; |
| 326 | u32 context; |
| 327 | u64 handle; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 328 | } __clib_packed session_disconnected_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 329 | |
| 330 | typedef struct session_disconnected_reply_msg_ |
| 331 | { |
| 332 | u32 context; |
| 333 | i32 retval; |
| 334 | u64 handle; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 335 | } __clib_packed session_disconnected_reply_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 336 | |
| 337 | typedef struct session_reset_msg_ |
| 338 | { |
| 339 | u32 client_index; |
| 340 | u32 context; |
| 341 | u64 handle; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 342 | } __clib_packed session_reset_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 343 | |
| 344 | typedef struct session_reset_reply_msg_ |
| 345 | { |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 346 | u32 context; |
| 347 | i32 retval; |
| 348 | u64 handle; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 349 | } __clib_packed session_reset_reply_msg_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 350 | |
Florin Coras | 30e79c2 | 2019-01-02 19:31:22 -0800 | [diff] [blame] | 351 | typedef struct session_req_worker_update_msg_ |
| 352 | { |
| 353 | u64 session_handle; |
| 354 | } __clib_packed session_req_worker_update_msg_t; |
| 355 | |
| 356 | /* NOTE: using u16 for wrk indices because message needs to fit in 18B */ |
| 357 | typedef struct session_worker_update_msg_ |
| 358 | { |
| 359 | u32 client_index; |
| 360 | u16 wrk_index; |
| 361 | u16 req_wrk_index; |
| 362 | u64 handle; |
| 363 | } __clib_packed session_worker_update_msg_t; |
| 364 | |
| 365 | typedef struct session_worker_update_reply_msg_ |
| 366 | { |
| 367 | u64 handle; |
| 368 | uword rx_fifo; |
| 369 | uword tx_fifo; |
| 370 | u64 segment_handle; |
| 371 | } __clib_packed session_worker_update_reply_msg_t; |
| 372 | |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 373 | typedef struct app_session_event_ |
| 374 | { |
| 375 | svm_msg_q_msg_t msg; |
| 376 | session_event_t *evt; |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 377 | } __clib_packed app_session_evt_t; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 378 | |
| 379 | static inline void |
| 380 | app_alloc_ctrl_evt_to_vpp (svm_msg_q_t * mq, app_session_evt_t * app_evt, |
| 381 | u8 evt_type) |
| 382 | { |
| 383 | svm_msg_q_lock_and_alloc_msg_w_ring (mq, |
| 384 | SESSION_MQ_CTRL_EVT_RING, |
| 385 | SVM_Q_WAIT, &app_evt->msg); |
| 386 | svm_msg_q_unlock (mq); |
| 387 | app_evt->evt = svm_msg_q_msg_data (mq, &app_evt->msg); |
Dave Barach | b7b9299 | 2018-10-17 10:38:51 -0400 | [diff] [blame] | 388 | clib_memset (app_evt->evt, 0, sizeof (*app_evt->evt)); |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 389 | app_evt->evt->event_type = evt_type; |
| 390 | } |
| 391 | |
| 392 | static inline void |
| 393 | app_send_ctrl_evt_to_vpp (svm_msg_q_t * mq, app_session_evt_t * app_evt) |
| 394 | { |
| 395 | svm_msg_q_add (mq, &app_evt->msg, SVM_Q_WAIT); |
| 396 | } |
| 397 | |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 398 | /** |
| 399 | * Send fifo io event to vpp worker thread |
| 400 | * |
| 401 | * Because there may be multiple writers to one of vpp's queues, this |
| 402 | * protects message allocation and enqueueing. |
| 403 | * |
| 404 | * @param mq vpp message queue |
| 405 | * @param f fifo for which the event is sent |
| 406 | * @param evt_type type of event |
| 407 | * @param noblock flag to indicate is request is blocking or not |
| 408 | * @return 0 if success, negative integer otherwise |
| 409 | */ |
| 410 | static inline int |
| 411 | app_send_io_evt_to_vpp (svm_msg_q_t * mq, svm_fifo_t * f, u8 evt_type, |
| 412 | u8 noblock) |
| 413 | { |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 414 | session_event_t *evt; |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 415 | svm_msg_q_msg_t msg; |
| 416 | |
| 417 | if (noblock) |
| 418 | { |
| 419 | if (svm_msg_q_try_lock (mq)) |
| 420 | return -1; |
| 421 | if (PREDICT_FALSE (svm_msg_q_ring_is_full (mq, SESSION_MQ_IO_EVT_RING))) |
| 422 | { |
| 423 | svm_msg_q_unlock (mq); |
| 424 | return -2; |
| 425 | } |
| 426 | msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING); |
| 427 | if (PREDICT_FALSE (svm_msg_q_msg_is_invalid (&msg))) |
| 428 | { |
| 429 | svm_msg_q_unlock (mq); |
| 430 | return -2; |
| 431 | } |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 432 | evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg); |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 433 | evt->fifo = f; |
| 434 | evt->event_type = evt_type; |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 435 | svm_msg_q_add_and_unlock (mq, &msg); |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 436 | return 0; |
| 437 | } |
| 438 | else |
| 439 | { |
| 440 | svm_msg_q_lock (mq); |
Florin Coras | 54693d2 | 2018-07-17 10:46:29 -0700 | [diff] [blame] | 441 | while (svm_msg_q_ring_is_full (mq, SESSION_MQ_IO_EVT_RING)) |
| 442 | svm_msg_q_wait (mq); |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 443 | msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING); |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 444 | evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg); |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 445 | evt->fifo = f; |
| 446 | evt->event_type = evt_type; |
| 447 | if (svm_msg_q_is_full (mq)) |
| 448 | svm_msg_q_wait (mq); |
Florin Coras | 52207f1 | 2018-07-12 14:48:06 -0700 | [diff] [blame] | 449 | svm_msg_q_add_and_unlock (mq, &msg); |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 450 | return 0; |
| 451 | } |
| 452 | } |
| 453 | |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 454 | always_inline int |
| 455 | app_send_dgram_raw (svm_fifo_t * f, app_session_transport_t * at, |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 456 | svm_msg_q_t * vpp_evt_q, u8 * data, u32 len, u8 evt_type, |
| 457 | u8 noblock) |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 458 | { |
| 459 | u32 max_enqueue, actual_write; |
| 460 | session_dgram_hdr_t hdr; |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 461 | int rv; |
| 462 | |
| 463 | max_enqueue = svm_fifo_max_enqueue (f); |
Florin Coras | 8e43d04 | 2018-05-04 15:46:57 -0700 | [diff] [blame] | 464 | if (max_enqueue <= sizeof (session_dgram_hdr_t)) |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 465 | return 0; |
| 466 | |
| 467 | max_enqueue -= sizeof (session_dgram_hdr_t); |
| 468 | actual_write = clib_min (len, max_enqueue); |
| 469 | hdr.data_length = actual_write; |
| 470 | hdr.data_offset = 0; |
Dave Barach | 178cf49 | 2018-11-13 16:34:13 -0500 | [diff] [blame] | 471 | clib_memcpy_fast (&hdr.rmt_ip, &at->rmt_ip, sizeof (ip46_address_t)); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 472 | hdr.is_ip4 = at->is_ip4; |
| 473 | hdr.rmt_port = at->rmt_port; |
Dave Barach | 178cf49 | 2018-11-13 16:34:13 -0500 | [diff] [blame] | 474 | clib_memcpy_fast (&hdr.lcl_ip, &at->lcl_ip, sizeof (ip46_address_t)); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 475 | hdr.lcl_port = at->lcl_port; |
| 476 | rv = svm_fifo_enqueue_nowait (f, sizeof (hdr), (u8 *) & hdr); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 477 | ASSERT (rv == sizeof (hdr)); |
| 478 | |
| 479 | if ((rv = svm_fifo_enqueue_nowait (f, actual_write, data)) > 0) |
| 480 | { |
| 481 | if (svm_fifo_set_event (f)) |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 482 | app_send_io_evt_to_vpp (vpp_evt_q, f, evt_type, noblock); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 483 | } |
Florin Coras | 8e43d04 | 2018-05-04 15:46:57 -0700 | [diff] [blame] | 484 | ASSERT (rv); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 485 | return rv; |
| 486 | } |
| 487 | |
| 488 | always_inline int |
| 489 | app_send_dgram (app_session_t * s, u8 * data, u32 len, u8 noblock) |
| 490 | { |
| 491 | return app_send_dgram_raw (s->tx_fifo, &s->transport, s->vpp_evt_q, data, |
Florin Coras | f6c4313 | 2019-03-01 12:41:21 -0800 | [diff] [blame] | 492 | len, SESSION_IO_EVT_TX, noblock); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 493 | } |
| 494 | |
| 495 | always_inline int |
Florin Coras | 3c2fed5 | 2018-07-04 04:15:05 -0700 | [diff] [blame] | 496 | app_send_stream_raw (svm_fifo_t * f, svm_msg_q_t * vpp_evt_q, u8 * data, |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 497 | u32 len, u8 evt_type, u8 noblock) |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 498 | { |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 499 | int rv; |
| 500 | |
| 501 | if ((rv = svm_fifo_enqueue_nowait (f, len, data)) > 0) |
| 502 | { |
| 503 | if (svm_fifo_set_event (f)) |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 504 | app_send_io_evt_to_vpp (vpp_evt_q, f, evt_type, noblock); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 505 | } |
| 506 | return rv; |
| 507 | } |
| 508 | |
| 509 | always_inline int |
| 510 | app_send_stream (app_session_t * s, u8 * data, u32 len, u8 noblock) |
| 511 | { |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 512 | return app_send_stream_raw (s->tx_fifo, s->vpp_evt_q, data, len, |
Florin Coras | f6c4313 | 2019-03-01 12:41:21 -0800 | [diff] [blame] | 513 | SESSION_IO_EVT_TX, noblock); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 514 | } |
| 515 | |
| 516 | always_inline int |
| 517 | app_send (app_session_t * s, u8 * data, u32 len, u8 noblock) |
| 518 | { |
| 519 | if (s->is_dgram) |
| 520 | return app_send_dgram (s, data, len, noblock); |
| 521 | return app_send_stream (s, data, len, noblock); |
| 522 | } |
| 523 | |
| 524 | always_inline int |
| 525 | app_recv_dgram_raw (svm_fifo_t * f, u8 * buf, u32 len, |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 526 | app_session_transport_t * at, u8 clear_evt, u8 peek) |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 527 | { |
| 528 | session_dgram_pre_hdr_t ph; |
| 529 | u32 max_deq; |
| 530 | int rv; |
| 531 | |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 532 | max_deq = svm_fifo_max_dequeue (f); |
| 533 | if (max_deq < sizeof (session_dgram_hdr_t)) |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 534 | { |
| 535 | if (clear_evt) |
| 536 | svm_fifo_unset_event (f); |
| 537 | return 0; |
| 538 | } |
| 539 | |
| 540 | if (clear_evt) |
| 541 | svm_fifo_unset_event (f); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 542 | |
| 543 | svm_fifo_peek (f, 0, sizeof (ph), (u8 *) & ph); |
| 544 | ASSERT (ph.data_length >= ph.data_offset); |
| 545 | if (!ph.data_offset) |
| 546 | svm_fifo_peek (f, sizeof (ph), sizeof (*at), (u8 *) at); |
| 547 | len = clib_min (len, ph.data_length - ph.data_offset); |
| 548 | rv = svm_fifo_peek (f, ph.data_offset + SESSION_CONN_HDR_LEN, len, buf); |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 549 | if (peek) |
| 550 | return rv; |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 551 | ph.data_offset += rv; |
| 552 | if (ph.data_offset == ph.data_length) |
| 553 | svm_fifo_dequeue_drop (f, ph.data_length + SESSION_CONN_HDR_LEN); |
| 554 | else |
| 555 | svm_fifo_overwrite_head (f, (u8 *) & ph, sizeof (ph)); |
| 556 | return rv; |
| 557 | } |
| 558 | |
| 559 | always_inline int |
| 560 | app_recv_dgram (app_session_t * s, u8 * buf, u32 len) |
| 561 | { |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 562 | return app_recv_dgram_raw (s->rx_fifo, buf, len, &s->transport, 1, 0); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 563 | } |
| 564 | |
| 565 | always_inline int |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 566 | app_recv_stream_raw (svm_fifo_t * f, u8 * buf, u32 len, u8 clear_evt, u8 peek) |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 567 | { |
| 568 | if (clear_evt) |
| 569 | svm_fifo_unset_event (f); |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 570 | |
| 571 | if (peek) |
| 572 | return svm_fifo_peek (f, 0, len, buf); |
| 573 | |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 574 | return svm_fifo_dequeue_nowait (f, len, buf); |
| 575 | } |
| 576 | |
| 577 | always_inline int |
| 578 | app_recv_stream (app_session_t * s, u8 * buf, u32 len) |
| 579 | { |
Florin Coras | 460dce6 | 2018-07-27 05:45:06 -0700 | [diff] [blame] | 580 | return app_recv_stream_raw (s->rx_fifo, buf, len, 1, 0); |
Florin Coras | 7fb0fe1 | 2018-04-09 09:24:52 -0700 | [diff] [blame] | 581 | } |
| 582 | |
| 583 | always_inline int |
| 584 | app_recv (app_session_t * s, u8 * data, u32 len) |
| 585 | { |
| 586 | if (s->is_dgram) |
| 587 | return app_recv_dgram (s, data, len); |
| 588 | return app_recv_stream (s, data, len); |
| 589 | } |
| 590 | |
Dave Barach | 68b0fb0 | 2017-02-28 15:15:56 -0500 | [diff] [blame] | 591 | #endif /* __included_uri_h__ */ |
| 592 | |
| 593 | /* |
| 594 | * fd.io coding-style-patch-verification: ON |
| 595 | * |
| 596 | * Local Variables: |
| 597 | * eval: (c-set-style "gnu") |
| 598 | * End: |
| 599 | */ |