bool Balancer::_checkOIDs() {
vector<Shard> all;
Shard::getAllShards( all );
map<int,Shard> oids;
for ( vector<Shard>::iterator i=all.begin(); i!=all.end(); ++i ) {
Shard s = *i;
BSONObj f = s.runCommand( "admin" , "features" , true );
if ( f["oidMachine"].isNumber() ) {
int x = f["oidMachine"].numberInt();
if ( oids.count(x) == 0 ) {
oids[x] = s;
}
else {
log() << "error: 2 machines have " << x << " as oid machine piece " << s.toString() << " and " << oids[x].toString() << endl;
s.runCommand( "admin" , BSON( "features" << 1 << "oidReset" << 1 ) , true );
oids[x].runCommand( "admin" , BSON( "features" << 1 << "oidReset" << 1 ) , true );
return false;
}
}
else {
log() << "warning: oidMachine not set on: " << s.toString() << endl;
}
}
return true;
}
