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82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
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// instance.h : Global state functions.
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//
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/**
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* Copyright (C) 2008 10gen Inc.
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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 Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero 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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#pragma once
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// turn on or off the oplog.* files which the db can generate.
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// these files are for diagnostic purposes and are unrelated to
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// local.oplog.$main used by replication.
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//
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#define OPLOG if( 0 )
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int getOpLogging();
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#define OPWRITE if( getOpLogging() & 1 ) _oplog.write((char *) m.data, m.data->len);
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#define OPREAD if( getOpLogging() & 2 ) _oplog.readop((char *) m.data, m.data->len);
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struct OpLog {
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ofstream *f;
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OpLog() : f(0) { }
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void init() {
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OPLOG {
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stringstream ss;
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ss << "oplog." << hex << time(0);
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string name = ss.str();
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f = new ofstream(name.c_str(), ios::out | ios::binary);
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if ( ! f->good() ){
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problem() << "couldn't open log stream" << endl;
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throw 1717;
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}
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}
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}
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void flush() {
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OPLOG f->flush();
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}
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void write(char *data,int len) {
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OPLOG f->write(data,len);
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}
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void readop(char *data, int len) {
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OPLOG {
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bool log = (getOpLogging() & 4) == 0;
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OCCASIONALLY log = true;
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if( log )
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f->write(data,len);
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}
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}
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};
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/* we defer response until we unlock. don't want a blocked socket to
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keep things locked.
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*/
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struct DbResponse {
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Message *response;
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MSGID responseTo;
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DbResponse(Message *r, MSGID rt) : response(r), responseTo(rt) {
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}
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DbResponse() { response = 0; }
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~DbResponse() { delete response; }
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};
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void receivedKillCursors(Message& m);
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void receivedUpdate(Message& m, stringstream& ss);
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void receivedDelete(Message& m);
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void receivedInsert(Message& m, stringstream& ss);
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void receivedGetMore(DbResponse& dbresponse, /*AbstractMessagingPort& dbMsgPort, */Message& m, stringstream& ss);
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void receivedQuery(DbResponse& dbresponse, /*AbstractMessagingPort& dbMsgPort, */Message& m, stringstream& ss, bool logit);
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