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58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
// syncclusterconnection.h
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#include "../stdafx.h"
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#include "dbclient.h"
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namespace mongo {
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/**
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* this is a connection to a cluster of servers that operate as one
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* for super high durability
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*/
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class SyncClusterConnection : public DBClientWithCommands {
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public:
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/**
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* @param commaSeperated should be 3 hosts comma seperated
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*/
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SyncClusterConnection( string commaSeperated );
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SyncClusterConnection( string a , string b , string c );
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~SyncClusterConnection();
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/**
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* @return true if all servers are up and ready for writes
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*/
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bool prepare( string& errmsg );
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/**
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* runs fsync on all servers
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*/
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bool fsync( string& errmsg );
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// --- from DBClientInterface
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virtual auto_ptr<DBClientCursor> query(const string &ns, Query query, int nToReturn, int nToSkip,
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const BSONObj *fieldsToReturn, int queryOptions);
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virtual auto_ptr<DBClientCursor> getMore( const string &ns, long long cursorId, int nToReturn, int options );
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virtual void insert( const string &ns, BSONObj obj );
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virtual void insert( const string &ns, const vector< BSONObj >& v );
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virtual void remove( const string &ns , Query query, bool justOne );
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virtual void update( const string &ns , Query query , BSONObj obj , bool upsert , bool multi );
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virtual string toString();
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private:
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void _checkLast();
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void _connect( string host );
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vector<DBClientConnection*> _conns;
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};
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};
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