Files
mongo/jstests/multiVersion/libs/multi_cluster.js
2012-07-30 14:53:53 -04:00

90 lines
2.7 KiB
JavaScript

//
// MultiVersion utility functions for clusters
//
ShardingTest.prototype.upgradeCluster = function( binVersion, options ){
options = options || {}
if( options.upgradeShards == undefined ) options.upgradeShards = true
if( options.upgradeConfigs == undefined ) options.upgradeConfigs = true
if( options.upgradeMongos == undefined ) options.upgradeMongos = true
if( options.upgradeMongos ){
// Upgrade all mongos hosts if specified
var numMongoses = this._mongos.length
for( var i = 0; i < numMongoses; i++ ){
var mongos = this._mongos[i]
MongoRunner.stopMongos( mongos )
mongos = MongoRunner.runMongos({ restart : mongos, binVersion : binVersion })
this[ "s" + i ] = this._mongos[i] = mongos
if( i == 0 ) this.s = mongos
}
this.config = this.s.getDB( "config" )
this.admin = this.s.getDB( "admin" )
}
var upgradedSingleShards = []
if( options.upgradeShards ){
var numShards = this._connections.length
// Upgrade shards
for( var i = 0; i < numShards; i++ ){
if( this._rs && this._rs[i] ){
// Upgrade replica set
var rst = this._rs[i].test
rst.upgradeSet( binVersion )
}
else {
// Upgrade shard
var shard = this._connections[i]
MongoRunner.stopMongod( shard )
shard = MongoRunner.runMongod({ restart : shard, binVersion : binVersion })
upgradedSingleShards[ shard.host ] = shard
this[ "shard" + i ] = this[ "d" + i ] = this._connections[i] = shard
}
}
}
if( options.upgradeConfigs ){
// Upgrade config servers if they aren't already upgraded shards
var numConfigs = this._configServers.length
for( var i = 0; i < numConfigs; i++ ){
var configSvr = this._configServers[i]
if( configSvr.host in upgradedSingleShards ){
configSvr = upgradedSingleShards[ configSvr.host ]
}
else{
MongoRunner.stopMongod( configSvr )
configSvr = MongoRunner.runMongod({ restart : configSvr, binVersion : binVersion })
}
this[ "config" + i ] = this[ "c" + i ] = this._configServers[i] = configSvr
}
}
}