141 lines
5.4 KiB
C++
141 lines
5.4 KiB
C++
/**
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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 "pch.h"
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#include "../cmdline.h"
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#include "health.h"
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#include "../commands.h"
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#include "replset.h"
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#include "rs_config.h"
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namespace mongo {
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class CmdReplSetInitiate : public Command {
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public:
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virtual LockType locktype() const { return WRITE; }
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virtual bool slaveOk() const { return true; }
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virtual bool adminOnly() const { return true; }
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virtual bool logTheOp() { return false; }
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CmdReplSetInitiate() : Command("replSetInitiate") { }
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virtual void help(stringstream& h) const {
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h << "Initiate/christen a replica set.";
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h << "\nhttp://www.mongodb.org/display/DOCS/Replica+Set+Commands";
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}
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virtual bool run(const string& , BSONObj& cmdObj, string& errmsg, BSONObjBuilder& result, bool fromRepl) {
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if( !replSet ) {
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errmsg = "server is not running with --replSet";
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return false;
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}
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if( theReplSet ) {
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errmsg = "already initialized";
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result.append("info", "try querying local.system.replset");
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return false;
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}
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if( ReplSet::startupStatus == ReplSet::BADCONFIG ) {
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errmsg = "server already in BADCONFIG state (check logs); not initiating";
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result.append("info", ReplSet::startupStatusMsg);
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return false;
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}
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if( ReplSet::startupStatus != ReplSet::EMPTYCONFIG ) {
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result.append("startupStatus", ReplSet::startupStatus);
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errmsg = "all seed hosts must be reachable to initiate set";
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result.append("info", cmdLine.replSet);
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return false;
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}
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if( cmdObj["replSetInitiate"].type() != Object ) {
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errmsg = "no configuration specified";
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return false;
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}
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ReplSetConfig newConfig(cmdObj["replSetInitiate"].Obj());
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log() << newConfig.toString() << endl;
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newConfig.save();
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errmsg = "replsets are not yet implemented. coming soon.";
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return true;
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}
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} cmdReplSetInitiate;
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/* commands in other files:
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replSetHeartbeat - health.cpp
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*/
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class CmdReplSetGetStatus : public Command {
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public:
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virtual bool slaveOk() const { return true; }
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virtual bool adminOnly() const { return true; }
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virtual bool logTheOp() { return false; }
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virtual LockType locktype() const { return NONE; }
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virtual void help( stringstream &help ) const {
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help << "Report status of a replica set from the POV of this server\n";
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help << "{ replSetGetStatus : 1 }";
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help << "\nhttp://www.mongodb.org/display/DOCS/Replica+Set+Commands";
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}
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CmdReplSetGetStatus() : Command("replSetGetStatus", true) { }
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virtual bool run(const string& , BSONObj& cmdObj, string& errmsg, BSONObjBuilder& result, bool fromRepl) {
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if( !replSet ) {
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errmsg = "not running with --replSet";
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return false;
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}
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if( theReplSet == 0 ) {
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result.append("startupStatus", ReplSet::startupStatus);
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errmsg = ReplSet::startupStatusMsg.empty() ?
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errmsg = "replset unknown error 1" : ReplSet::startupStatusMsg;
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return false;
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}
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theReplSet->summarizeStatus(result);
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return true;
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}
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} cmdReplSetGetStatus;
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class CmdReplSetFreeze : public Command {
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public:
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virtual bool slaveOk() const { return true; }
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virtual bool adminOnly() const { return true; }
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virtual bool logTheOp() { return false; }
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virtual LockType locktype() const { return NONE; }
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virtual void help( stringstream &help ) const {
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help << "Enable / disable failover for the set - locks current primary as primary even if issues occur.\nFor use during system maintenance.\n";
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help << "{ replSetFreeze : <bool> }";
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help << "\nhttp://www.mongodb.org/display/DOCS/Replica+Set+Commands";
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}
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CmdReplSetFreeze() : Command("replSetFreeze", true) { }
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virtual bool run(const string& , BSONObj& cmdObj, string& errmsg, BSONObjBuilder& result, bool fromRepl) {
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if( !replSet ) {
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errmsg = "not running with --replSet";
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return false;
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}
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if( theReplSet == 0 ) {
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result.append("startupStatus", ReplSet::startupStatus);
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errmsg = ReplSet::startupStatusMsg.empty() ?
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errmsg = "replset unknown error 1" : ReplSet::startupStatusMsg;
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return false;
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}
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errmsg = "not yet implemented"; /*TODO*/
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return false;
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}
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} cmdReplSetFreeze;
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}
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