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7a76f1998c
to find the master. This was a micro optimization based on the fact that all commands that needed to detect the master were executed from the standby but now that we have CLUSTER level commands that is not true anymore
42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
/*
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* dbutils.h
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* Copyright (c) 2ndQuadrant, 2010-2011
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef _REPMGR_DBUTILS_H_
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#define _REPMGR_DBUTILS_H_
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#include "strutil.h"
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PGconn *establishDBConnection(const char *conninfo, const bool exit_on_error);
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PGconn *establishDBConnectionByParams(const char *keywords[],
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const char *values[],
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const bool exit_on_error);
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bool is_standby(PGconn *conn);
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bool is_witness(PGconn *conn, char *schema, char *cluster, int node_id);
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bool is_pgup(PGconn *conn, int timeout);
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char *pg_version(PGconn *conn, char* major_version);
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bool guc_setted(PGconn *conn, const char *parameter, const char *op,
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const char *value);
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const char *get_cluster_size(PGconn *conn);
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PGconn *getMasterConnection(PGconn *standby_conn, char *schema, char *cluster,
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int *master_id, char *master_conninfo_out);
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int wait_connection_availability(PGconn *conn, int timeout);
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void CancelQuery(PGconn *conn);
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#endif
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