include/crm/common/ipc

/* */
   1 /*
   2  * Copyright 2020 the Pacemaker project contributors
   3  *
   4  * The version control history for this file may have further details.
   5  *
   6  * This source code is licensed under the GNU Lesser General Public License
   7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
   8  */
   9 
  10 #ifndef PCMK__IPC_PACEMAKERD__H
  11 #  define PCMK__IPC_PACEMAKERD__H
  12 
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16 
  17 /**
  18  * \file
  19  * \brief IPC commands for Pacemakerd
  20  *
  21  * \ingroup core
  22  */
  23 
  24 #include <sys/types.h>       // time_t
  25 #include <crm/common/ipc.h>  // pcmk_ipc_api_t
  26 
  27 enum pcmk_pacemakerd_state {
  28     pcmk_pacemakerd_state_invalid = -1,
  29     pcmk_pacemakerd_state_init = 0,
  30     pcmk_pacemakerd_state_starting_daemons,
  31     pcmk_pacemakerd_state_wait_for_ping,
  32     pcmk_pacemakerd_state_running,
  33     pcmk_pacemakerd_state_shutting_down,
  34     pcmk_pacemakerd_state_shutdown_complete,
  35     pcmk_pacemakerd_state_max = pcmk_pacemakerd_state_shutdown_complete,
  36 };
  37 
  38 //! Possible types of pacemakerd replies
  39 enum pcmk_pacemakerd_api_reply {
  40     pcmk_pacemakerd_reply_unknown,
  41     pcmk_pacemakerd_reply_ping,
  42 };
  43 
  44 /*!
  45  * Pacemakerd reply passed to event callback
  46  */
  47 typedef struct {
  48     enum pcmk_pacemakerd_api_reply reply_type;
  49 
  50     union {
  51         // pcmk_pacemakerd_reply_ping
  52         struct {
  53             const char *sys_from;
  54             enum pcmk_pacemakerd_state state;
  55             time_t last_good;
  56             int status;
  57         } ping;
  58     } data;
  59 } pcmk_pacemakerd_api_reply_t;
  60 
  61 int pcmk_pacemakerd_api_ping(pcmk_ipc_api_t *api, const char *ipc_name);
  62 enum pcmk_pacemakerd_state
  63     pcmk_pacemakerd_api_daemon_state_text2enum(const char *state);
  64 const char
  65     *pcmk_pacemakerd_api_daemon_state_enum2text(enum pcmk_pacemakerd_state state);
  66 
  67 #ifdef __cplusplus
  68 }
  69 #endif
  70 
  71 #endif // PCMK__IPC_PACEMAKERD__H
/* */
root/include/crm/common/ipc_pacemakerd.h

INCLUDED FROM
