Files
openGauss-server/contrib/gtm/common/gtm_utils.cpp
2020-06-30 17:38:27 +08:00

193 lines
7.9 KiB
C++

/* -------------------------------------------------------------------------
*
* gtm_utils.c
* Utililies of GTM
*
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
* Portions Copyright (c) 2010-2012 Postgres-XC Development Group
*
*
* IDENTIFICATION
* src/gtm/common/gtm_utils.c
*
* -------------------------------------------------------------------------
*/
#include "gtm/gtm_utils.h"
#include "gtm/elog.h"
#include "gtm/gtm.h"
#include "gtm/gtm_msg.h"
struct enum_name {
int type;
char* name;
};
/*
* Advise:
* Following table can be formatted using gtm_msg.h definitions.
*/
static struct enum_name message_name_tab[] = {{MSG_TYPE_INVALID, "MSG_TYPE_INVALID"},
{MSG_SYNC_STANDBY, "MSG_SYNC_STANDBY"},
{MSG_NODE_REGISTER, "MSG_NODE_REGISTER"},
{MSG_BKUP_NODE_REGISTER, "MSG_BKUP_NODE_REGISTER"},
{MSG_NODE_UNREGISTER, "MSG_NODE_UNREGISTER"},
{MSG_BKUP_NODE_UNREGISTER, "MSG_BKUP_NODE_UNREGISTER"},
{MSG_NODE_LIST, "MSG_NODE_LIST"},
{MSG_NODE_BEGIN_REPLICATION_INIT, "MSG_NODE_BEGIN_REPLICATION_INIT"},
{MSG_NODE_END_REPLICATION_INIT, "MSG_NODE_END_REPLICATION_INIT"},
{MSG_BEGIN_BACKUP, "MSG_BEGIN_BACKUP"},
{MSG_END_BACKUP, "MSG_END_BACKUP"},
{MSG_TXN_BEGIN, "MSG_TXN_BEGIN"},
{MSG_BKUP_TXN_BEGIN, "MSG_BKUP_TXN_BEGIN"},
{MSG_TXN_BEGIN_GETGXID, "MSG_TXN_BEGIN_GETGXID"},
{MSG_BKUP_TXN_BEGIN_GETGXID, "MSG_BKUP_TXN_BEGIN_GETGXID"},
{MSG_TXN_BEGIN_GETGXID_MULTI, "MSG_TXN_BEGIN_GETGXID_MULTI"},
{MSG_BKUP_TXN_BEGIN_GETGXID_MULTI, "MSG_BKUP_TXN_BEGIN_GETGXID_MULTI"},
{MSG_TXN_START_PREPARED, "MSG_TXN_START_PREPARED"},
{MSG_BKUP_TXN_START_PREPARED, "MSG_BKUP_TXN_START_PREPARED"},
{MSG_TXN_COMMIT, "MSG_TXN_COMMIT"},
{MSG_BKUP_TXN_COMMIT, "MSG_BKUP_TXN_COMMIT"},
{MSG_TXN_COMMIT_MULTI, "MSG_TXN_COMMIT_MULTI"},
{MSG_BKUP_TXN_COMMIT_MULTI, "MSG_BKUP_TXN_COMMIT_MULTI"},
{MSG_TXN_COMMIT_PREPARED, "MSG_TXN_COMMIT_PREPARED"},
{MSG_BKUP_TXN_COMMIT_PREPARED, "MSG_BKUP_TXN_COMMIT_PREPARED"},
{MSG_TXN_PREPARE, "MSG_TXN_PREPARE"},
{MSG_BKUP_TXN_PREPARE, "MSG_BKUP_TXN_PREPARE"},
{MSG_TXN_ROLLBACK, "MSG_TXN_ROLLBACK"},
{MSG_BKUP_TXN_ROLLBACK, "MSG_BKUP_TXN_ROLLBACK"},
{MSG_TXN_ROLLBACK_MULTI, "MSG_TXN_ROLLBACK_MULTI"},
{MSG_BKUP_TXN_ROLLBACK_MULTI, "MSG_BKUP_TXN_ROLLBACK_MULTI"},
{MSG_TXN_GET_GID_DATA, "MSG_TXN_GET_GID_DATA"},
{MSG_TXN_GET_GXID, "MSG_TXN_GET_GXID"},
{MSG_BKUP_TXN_GET_GXID, "MSG_BKUP_TXN_GET_GXID"},
{MSG_TXN_GET_NEXT_GXID, "MSG_TXN_GET_NEXT_GXID"},
{MSG_TXN_GXID_LIST, "MSG_TXN_GXID_LIST"},
{MSG_SNAPSHOT_GET, "MSG_SNAPSHOT_GET"},
{MSG_SNAPSHOT_GET_MULTI, "MSG_SNAPSHOT_GET_MULTI"},
{MSG_SNAPSHOT_GXID_GET, "MSG_SNAPSHOT_GXID_GET"},
{MSG_SEQUENCE_INIT, "MSG_SEQUENCE_INIT"},
{MSG_BKUP_SEQUENCE_INIT, "MSG_BKUP_SEQUENCE_INIT"},
{MSG_SEQUENCE_GET_NEXT, "MSG_SEQUENCE_GET_NEXT"},
{MSG_BKUP_SEQUENCE_GET_NEXT, "MSG_BKUP_SEQUENCE_GET_NEXT"},
{MSG_SEQUENCE_GET_LAST, "MSG_SEQUENCE_GET_LAST"},
{MSG_SEQUENCE_SET_VAL, "MSG_SEQUENCE_SET_VAL"},
{MSG_BKUP_SEQUENCE_SET_VAL, "MSG_BKUP_SEQUENCE_SET_VAL"},
{MSG_SEQUENCE_RESET, "MSG_SEQUENCE_RESET"},
{MSG_BKUP_SEQUENCE_RESET, "MSG_BKUP_SEQUENCE_RESET"},
{MSG_SEQUENCE_CLOSE, "MSG_SEQUENCE_CLOSE"},
{MSG_BKUP_SEQUENCE_CLOSE, "MSG_BKUP_SEQUENCE_CLOSE"},
{MSG_SEQUENCE_RENAME, "MSG_SEQUENCE_RENAME"},
{MSG_BKUP_SEQUENCE_RENAME, "MSG_BKUP_SEQUENCE_RENAME"},
{MSG_BKUP_SEQUENCE_RENAME, "MSG_BKUP_SEQUENCE_RENAME"},
{MSG_SEQUENCE_ALTER, "MSG_SEQUENCE_ALTER"},
{MSG_BKUP_SEQUENCE_ALTER, "MSG_BKUP_SEQUENCE_ALTER"},
{MSG_SEQUENCE_LIST, "MSG_SEQUENCE_LIST"},
{MSG_TXN_GET_STATUS, "MSG_TXN_GET_STATUS"},
{MSG_TXN_GET_ALL_PREPARED, "MSG_TXN_GET_ALL_PREPARED"},
{MSG_TXN_BEGIN_GETGXID_AUTOVACUUM, "MSG_TXN_BEGIN_GETGXID_AUTOVACUUM"},
{MSG_BKUP_TXN_BEGIN_GETGXID_AUTOVACUUM, "MSG_BKUP_TXN_BEGIN_GETGXID_AUTOVACUUM"},
{MSG_DATA_FLUSH, "MSG_DATA_FLUSH"},
{MSG_BACKEND_DISCONNECT, "MSG_BACKEND_DISCONNECT"},
{MSG_TYPE_COUNT, "MSG_TYPE_COUNT"},
{-1, NULL}};
static struct enum_name result_name_tab[] = {{SYNC_STANDBY_RESULT, "SYNC_STANDBY_RESULT"},
{NODE_REGISTER_RESULT, "NODE_REGISTER_RESULT"},
{NODE_UNREGISTER_RESULT, "NODE_UNREGISTER_RESULT"},
{NODE_LIST_RESULT, "NODE_LIST_RESULT"},
{NODE_BEGIN_REPLICATION_INIT_RESULT, "NODE_BEGIN_REPLICATION_INIT_RESULT"},
{NODE_END_REPLICATION_INIT_RESULT, "NODE_END_REPLICATION_INIT_RESULT"},
{BEGIN_BACKUP_RESULT, "BEGIN_BACKUP_RESULT"},
{END_BACKUP_RESULT, "END_BACKUP_RESULT"},
{TXN_BEGIN_RESULT, "TXN_BEGIN_RESULT"},
{TXN_BEGIN_GETGXID_RESULT, "TXN_BEGIN_GETGXID_RESULT"},
{TXN_BEGIN_GETGXID_MULTI_RESULT, "TXN_BEGIN_GETGXID_MULTI_RESULT"},
{TXN_PREPARE_RESULT, "TXN_PREPARE_RESULT"},
{TXN_START_PREPARED_RESULT, "TXN_START_PREPARED_RESULT"},
{TXN_COMMIT_PREPARED_RESULT, "TXN_COMMIT_PREPARED_RESULT"},
{TXN_COMMIT_RESULT, "TXN_COMMIT_RESULT"},
{TXN_COMMIT_MULTI_RESULT, "TXN_COMMIT_MULTI_RESULT"},
{TXN_ROLLBACK_RESULT, "TXN_ROLLBACK_RESULT"},
{TXN_ROLLBACK_MULTI_RESULT, "TXN_ROLLBACK_MULTI_RESULT"},
{TXN_GET_GID_DATA_RESULT, "TXN_GET_GID_DATA_RESULT"},
{TXN_GET_GXID_RESULT, "TXN_GET_GXID_RESULT"},
{TXN_GET_NEXT_GXID_RESULT, "TXN_GET_NEXT_GXID_RESULT"},
{TXN_GXID_LIST_RESULT, "TXN_GXID_LIST_RESULT"},
{SNAPSHOT_GET_RESULT, "SNAPSHOT_GET_RESULT"},
{SNAPSHOT_GET_MULTI_RESULT, "SNAPSHOT_GET_MULTI_RESULT"},
{SNAPSHOT_GXID_GET_RESULT, "SNAPSHOT_GXID_GET_RESULT"},
{SEQUENCE_INIT_RESULT, "SEQUENCE_INIT_RESULT"},
{SEQUENCE_GET_NEXT_RESULT, "SEQUENCE_GET_NEXT_RESULT"},
{SEQUENCE_GET_LAST_RESULT, "SEQUENCE_GET_LAST_RESULT"},
{SEQUENCE_SET_VAL_RESULT, "SEQUENCE_SET_VAL_RESULT"},
{SEQUENCE_RESET_RESULT, "SEQUENCE_RESET_RESULT"},
{SEQUENCE_CLOSE_RESULT, "SEQUENCE_CLOSE_RESULT"},
{SEQUENCE_RENAME_RESULT, "SEQUENCE_RENAME_RESULT"},
{SEQUENCE_ALTER_RESULT, "SEQUENCE_ALTER_RESULT"},
{SEQUENCE_LIST_RESULT, "SEQUENCE_LIST_RESULT"},
{TXN_GET_STATUS_RESULT, "TXN_GET_STATUS_RESULT"},
{TXN_GET_ALL_PREPARED_RESULT, "TXN_GET_ALL_PREPARED_RESULT"},
{TXN_BEGIN_GETGXID_AUTOVACUUM_RESULT, "TXN_BEGIN_GETGXID_AUTOVACUUM_RESULT"},
{RESULT_TYPE_COUNT, "RESULT_TYPE_COUNT"},
{-1, NULL}};
static char** message_name = NULL;
static int message_max;
static char** result_name = NULL;
static int result_max;
void gtm_util_init_nametabs(void)
{
int ii;
errno_t rc;
size_t sz;
if (message_name)
free(message_name);
if (result_name)
free(result_name);
for (ii = 0, message_max = 0; message_name_tab[ii].type >= 0; ii++) {
if (message_max < message_name_tab[ii].type)
message_max = message_name_tab[ii].type;
}
sz = sizeof(char*) * (message_max + 1);
message_name = (char**)malloc(sz);
rc = memset_s(message_name, sz, 0, sz);
securec_check(rc, "\0", "\0");
for (ii = 0; message_name_tab[ii].type >= 0; ii++) {
message_name[message_name_tab[ii].type] = message_name_tab[ii].name;
}
for (ii = 0, result_max = 0; result_name_tab[ii].type >= 0; ii++) {
if (result_max < result_name_tab[ii].type)
result_max = result_name_tab[ii].type;
}
sz = sizeof(char*) * (result_max + 1);
result_name = (char**)malloc(sz);
rc = memset_s(result_name, sz, 0, sz);
securec_check(rc, "\0", "\0");
for (ii = 0; result_name_tab[ii].type >= 0; ii++) {
result_name[result_name_tab[ii].type] = result_name_tab[ii].name;
}
}
char* gtm_util_message_name(GTM_MessageType type)
{
if (message_name == NULL)
gtm_util_init_nametabs();
if (type > message_max)
return "UNKNOWN_MESSAGE";
return message_name[type];
}
char* gtm_util_result_name(GTM_ResultType type)
{
if (result_name == NULL)
gtm_util_init_nametabs();
if (type > result_max)
return "UNKNOWN_RESULT";
return result_name[type];
}