76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
// rs_config.cpp
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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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#include "stdafx.h"
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#include "rs_config.h"
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#include "../../client/dbclient.h"
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#include "../../util/hostandport.h"
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namespace mongo {
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ReplSetConfig::ReplSetConfig(const HostAndPort& h) {
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DBClientConnection conn(false, 0, 20);
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conn._logLevel = 2;
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string err;
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conn.connect(h.toString());
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auto_ptr<DBClientCursor> c = conn.query("admin.replset");
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set<string> hosts;
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int n = 0;
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while( c->more() ) {
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n++;
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BSONObj o = c->nextSafe();
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_id = o.getStringField("_id");
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version = o.getIntField("version");
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uassert(13115, "bad admin.replset config: version", version > 0);
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BSONObj settings = o.getObjectField("settings");
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if( !settings.isEmpty() ) {
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if( settings.hasField("connRetries") )
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healthOptions.connRetries = settings.getIntField("connRetries");
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if( settings.hasField("heartbeatSleep") )
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healthOptions.heartbeatSleepMillis = (unsigned) (settings["heartbeatSleep"].number() * 1000);
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if( settings.hasField("heartbeatTimeout" ) )
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healthOptions.heartbeatTimeoutMillis = (unsigned) (settings["heartbeatTimeout"].number() * 1000);
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healthOptions.check();
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}
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BSONObjIterator i(o.getObjectField("members"));
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while( i.more() ) {
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BSONObj memb = i.next().embeddedObject();
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Member m;
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string s = memb.getStringField("host");
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try {
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m.h = HostAndPort::fromString(s);
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m.arbiterOnly = memb.getBoolField("arbiterOnly");
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m.priority = memb.hasField("priority") ? memb["priority"].number() : 1.0;
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}
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catch(...) {
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uassert(13107, "bad admin.replset config", false);
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}
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uassert(13108, "bad admin.replset config", hosts.count(m.h.toString()) == 0);
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hosts.insert(m.h.toString());
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}
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}
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uassert(13117, "bad admin.replset config", n != 1 || !_id.empty());
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}
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}
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