ctdb/event/event_protocol.h

   1 /*
   2    CTDB event daemon protocol
   3    Based on eventd code
   4
   5    Copyright (C) Amitay Isaacs  2018
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #ifndef __CTDB_EVENT_PROTOCOL_H__
  22 #define __CTDB_EVENT_PROTOCOL_H__
  23
  24 #define CTDB_EVENT_PROTOCOL_VERSION     1
  25
  26 enum ctdb_event_script_action {
  27         CTDB_EVENT_SCRIPT_DISABLE = 0,
  28         CTDB_EVENT_SCRIPT_ENABLE  = 1,
  29 };
  30
  31 enum ctdb_event_command {
  32         CTDB_EVENT_CMD_RUN     = 1,
  33         CTDB_EVENT_CMD_STATUS  = 2,
  34         CTDB_EVENT_CMD_SCRIPT  = 3,
  35         CTDB_EVENT_CMD_MAX     = 4,
  36 };
  37
  38 struct ctdb_event_script {
  39         const char *name;
  40         struct timeval begin;
  41         struct timeval end;
  42         int result;
  43         const char *output;
  44 };
  45
  46 struct ctdb_event_script_list {
  47         int num_scripts;
  48         struct ctdb_event_script *script;
  49 };
  50
  51 #define CTDB_EVENT_RUN_ALL      1
  52
  53 struct ctdb_event_request_run {
  54         const char *component;
  55         const char *event;
  56         const char *args;
  57         uint32_t timeout;
  58         uint32_t flags;
  59 };
  60
  61 struct ctdb_event_request_status {
  62         const char *component;
  63         const char *event;
  64 };
  65
  66 struct ctdb_event_request_script {
  67         const char *component;
  68         const char *script;
  69         enum ctdb_event_script_action action;
  70 };
  71
  72 struct ctdb_event_reply_status {
  73         int32_t summary;
  74         struct ctdb_event_script_list *script_list;
  75 };
  76
  77 struct ctdb_event_header {
  78         uint32_t length;
  79         uint32_t version;
  80         uint32_t reqid;
  81 };
  82
  83 struct ctdb_event_request {
  84         enum ctdb_event_command cmd;
  85         union {
  86                 struct ctdb_event_request_run *run;
  87                 struct ctdb_event_request_status *status;
  88                 struct ctdb_event_request_script *script;
  89         } data;
  90 };
  91
  92 struct ctdb_event_reply {
  93         enum ctdb_event_command cmd;
  94         int32_t result;
  95         union {
  96                 struct ctdb_event_reply_status *status;
  97         } data;
  98 };
  99
 100 #endif /* __CTDB_EVENT_PROTOCOL_H__ */