include/l7vs_iom.h

   1 /*!
   2  * @file @l7vs_iom.h
   3  * @bried Iom is controlled.
   4  *
   5  * L7VSD: Linux Virtual Server for Layer7 Load Balancing
   6  * Copyright (C) 2005  NTT COMWARE Corporation.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  *
  23  **********************************************************************/
  24 #ifndef L7VS_IOM_H
  25 #define L7VS_IOM_H
  26
  27 // I/O multiplexing support
  28 //#define       L7VS_IOMUX_READ         0x0001
  29 //#define L7VS_IOMUX_WRITE        0x0002
  30 //#define L7VS_IOMUX_EXCEPT       0x0004
  31
  32 enum    iomaction{
  33         iom_read        = 0,
  34         iom_write       = 1,
  35         iom_hup         = 3
  36 };
  37
  38 enum    iomstatus{
  39         iomux_none      = 0,
  40         iomux_create,
  41         iomux_disabled,
  42
  43         //config_common
  44         iomux_config_init,                                      //! config before initialize
  45         iomux_config_initialized,                               //! config was initialized
  46         iomux_config_command_waiting,                           //! command waiting
  47         iomux_config_command_response_sent,                     //! command response sent
  48         iomux_config_signal_received,                           //! signal received
  49         iomux_config_destroyed,                                 //! config finishing process was executed
  50
  51         //config_list_vs
  52         iomux_config_command_list_vs_received,                  //! LIST_VS command received
  53         iomux_config_command_list_vs_succeeded,                 //! LIST_VS command succeeded
  54
  55         //config_list_rs
  56         iomux_config_command_list_rs_received,                  //! LIST_RS command received
  57         iomux_config_command_list_rs_vs_found,                  //! virtual service was found
  58         iomux_config_command_list_rs_succeeded,                 //! LIST_RS command succeeded
  59
  60         //config_add_vs
  61         iomux_config_command_add_vs_received,                   //! ADD_VS command received
  62         iomux_config_command_add_vs_vs_not_found,               //! virtual service was not found
  63         iomux_config_command_add_vs_lsock_not_found,            //! listening socket was not found
  64         iomux_config_command_add_vs_lsock_created,              //! listening socket was created
  65         iomux_config_command_add_vs_lsock_got,                  //! listening socket got
  66         iomux_config_command_add_vs_protomod_not_found,         //! protocol module was not found
  67         iomux_config_command_add_vs_protomod_loaded,            //! protocol module was loaded
  68         iomux_config_command_add_vs_protomod_got,               //! protocol module got
  69         iomux_config_command_add_vs_sched_not_found,            //! schedule module was not found
  70         iomux_config_command_add_vs_sched_loaded,               //! schedule module was loaded
  71         iomux_config_command_add_vs_sched_got,                  //! schedule module got
  72         iomux_config_command_add_vs_pmod_created,               //! protocol module was created
  73         iomux_config_command_add_vs_dup_checked,                //! virtual service duplication check done
  74         iomux_config_command_add_vs_vs_created,                 //! virtual service has created
  75         iomux_config_command_add_vs_succeeded,                  //! ADD_VS command succeeded
  76
  77         //config_del_vs
  78         iomux_config_command_del_vs_received,                   //! DEL_VS command received
  79         iomux_config_command_del_vs_vs_found,                   //! virtual service was found
  80         iomux_config_command_del_vs_dest_destroyed,             //! destination was destroyed
  81         iomux_config_command_del_vs_succeeded,                  //! DELVS command succeeded
  82
  83         //config_edit_vs
  84         iomux_config_command_edit_vs_received,                  //! EDIT_VS command received
  85         iomux_config_command_edit_vs_vs_found,                  //! virtual serveice was found
  86         iomux_config_command_edit_vs_sched_not_found,           //! schedule module not found
  87         iomux_config_command_edit_vs_sched_loaded,              //! schedule module was loaded
  88         iomux_config_command_edit_vs_sched_got,                 //! schedule module got
  89         iomux_config_command_edit_vs_succeeded,                 //! EDIT_VS command succeeded
  90
  91         //config_add_rs
  92         iomux_config_command_add_rs_received,                   //! ADD_RS command received
  93         iomux_config_command_add_rs_vs_found,                   //! virtual servece was found
  94         iomux_config_command_add_rs_rs_not_found,               //! real server was not found
  95         iomux_config_command_add_rs_succeeded,                  //! ADD_RS command succeeded
  96
  97         //config_del_rs
  98         iomux_config_command_del_rs_received,                   //! DEL_RS command recdeived
  99         iomux_config_command_del_rs_vs_found,                   //! virtual service was found
 100         iomux_config_command_del_rs_rs_found,                   //! real service was found
 101         iomux_config_command_del_rs_succeeded,                  //! DEL_RS command succeeed
 102
 103         //config_edit_rs
 104         iomux_config_command_edit_rs_received,                  //! EDIT_RS command received
 105         iomux_config_command_edit_rs_rs_found,                  //! real service found
 106         iomux_config_command_edit_rs_vs_found,                  //! virtual service found
 107         iomux_config_command_edit_rs_succeeded,                 //! EDIT_RS command succeeded
 108
 109         //config_flush_vs
 110         iomux_config_command_flush_vs_received,                 //! FLUSH_VS command received
 111         iomux_config_command_flush_vs_succeeded,                //! FLUSH_VS command succeeded
 112
 113         //config_sync_initialize
 114         iomux_config_command_sync_initialize_received,          //! SYNC_INIT command received
 115         iomux_config_command_sync_initialize_succeeded,         //! SYNC_INIT command succeeded
 116
 117         //config_sync_initialize
 118         iomux_config_command_sync_finalize_received,            //! SYNC_FINI command received
 119         iomux_config_command_sync_finalize_succeeded,           //! SYNC_FINI command succeeded
 120
 121         //config_error
 122         iomux_config_command_recv_error,                        //! command receive error
 123         iomux_config_command_nomem_error,                       //! no memory error
 124         iomux_config_command_novs_error,                        //! virtual service was not found error
 125         iomux_config_command_nors_error,                        //! real server was not found error
 126         iomux_config_command_vs_exist_error,                    //! virtual service already exist error
 127         iomux_config_command_rs_exist_error,                    //! real service already exist error
 128         iomux_config_command_nosock_error,                      //! listening socket was not found error
 129         iomux_config_command_noprotomod_error,                  //! protocol module was not found error
 130         iomux_config_command_nosched_error,                     //! scheduler module was not found error
 131         iomux_config_command_vs_create_error,                   //! virtual service create error
 132         iomux_config_command_set_qos_error,                     //! set qos error
 133         iomux_config_command_set_sorry_server_error,            //! set sorry server error
 134
 135         //lsock_initialize
 136         iomux_lsock_init,                                       //! listening socket before initialize
 137         iomux_lsock_initalized,                                 //! listening socket was initialized
 138
 139         //lsock_create
 140         iomux_lsock_not_found,                                  //! listening socket was not found
 141         iomux_lsock_created,                                    //! listening socket was created
 142         iomux_lsock_got,                                        //! listening socket got
 143
 144         //lsock_connect_waiting
 145         iomux_lsock_connect_waiting,                            //! wait for client connection
 146         iomux_lsock_accepted,                                   //! listening socket was accepted
 147         iomux_lsock_conn_created,                               //! connection was created
 148
 149         //lsock_destroy
 150         iomux_lsock_released,                                   //! listeing socket was released
 151         iomux_lsock_destroyed,                                  //! listeing socket was destroyed
 152
 153         //lsock_error
 154         iomux_lsock_create_error,                               //! listening socket error
 155         iomux_lsock_conn_create_error,                          //! create conn error
 156
 157         //conn_initialize
 158         iomux_conn_init,                                        //! connection befor initialize
 159         iomux_conn_created,                                     //! connection was created
 160
 161         //conn_data_excahnge
 162         iomux_conn_receive_ready,                               //! data receive ready
 163         iomux_conn_receiving,                                   //! data receiving now
 164         iomux_conn_received,                                    //! data receiving finished
 165         iomux_conn_send_ready,                                  //! data sending ready
 166         iomux_conn_send_ready_busy,                             //! data sending ready and was connected
 167         iomux_conn_sending,                                     //! data sending
 168         iomux_conn_sending_busy,                                //! data sending and  was connected
 169         iomux_conn_sent,                                        //! data sent
 170         iomux_conn_sent_busy,                                   //! data send and was connected
 171
 172         //conn_data_read_control
 173         iomux_conn_block,                                       //! can not receive nor sent becase of buffer in use
 174         iomux_conn_busy,                                        //! connect action happened during block state
 175
 176         //conn_process_status
 177         iomux_conn_dest_absent,                                 //! destination was absent
 178         iomux_conn_dest_decided,                                //! destination was decided
 179         iomux_conn_service_selected,                            //! virtual service was selected
 180         iomux_conn_rs_connected,                                //! real server was connected
 181         iomux_conn_rsdata_modified,                             //! data from real server was modified
 182
 183         //conn_disconnected
 184         iomux_conn_disconnected,                                //! connection was disconnected
 185
 186         //conn_destroy
 187         iomux_conn_destroyed,                                   //! connection was destroyed
 188
 189         //conn_error
 190         iomux_conn_create_error,                                //! create connection error
 191         iomux_conn_buffer_realloc_error,                        //! buffer re-allocation error
 192
 193         iomux_conn_receive_error,                               //! data receive error
 194         iomux_conn_send_error,                                  //! data send error
 195         iomux_conn_rs_connect_error,                            //! real server connect error
 196         iomux_conn_rsdata_modify_error,                         //! data from real server modify error
 197
 198         //sync_send
 199         iomux_sync_sending,                                     //! sending data
 200
 201         //sync_recv
 202         iomux_sync_receving,                                    //! recevind data
 203
 204         //sync_error
 205         iomux_sync_modeerr,                                     //! mode error
 206
 207         //sync__destroy
 208         iomux_sync_destroy,                                     //! sync finish
 209
 210         //replication_status
 211         iomux_replication_sending,                              //! replication data is sending
 212         iomux_replication_receving,                             //! replication data is reciveing
 213         iomux_replication_send_wait,                            //! replication data is send wait
 214         iomux_replication_recv_wait,                            //! replication data is recv wait
 215         iomux_replication_send_stop,                            //! send is stop
 216         iomux_replication_recv_stop,                            //! recive is stop
 217         iomux_replication_out,                                  //! mode is nothing
 218
 219
 220         // snmpbridge_status
 221         iomux_snmp_waiting,                                     //! snmp connection waiting
 222         iomux_snmp_receive_ready,                               //! snmp data receive ready
 223         iomux_snmp_send_ready,                          //! snmp data send ready
 224
 225         //replication_status
 226         iomux_replication_error,                                //! mode error
 227
 228         //sync__destroy
 229         iomux_replication_destroy                               //! sync finish
 230
 231 };
 232
 233 struct  l7vs_iomux{
 234         int     fd;
 235         int     (*callback)(struct l7vs_iomux* iom );
 236         enum    iomstatus status;
 237         void*   data;
 238 };
 239
 240 #endif  //L7VS_IOM