bool VersionManager::forceRemoteCheckShardVersionCB(const string& ns) {
const NamespaceString nss(ns);
// This will force the database catalog entry to be reloaded
grid.catalogCache()->invalidate(nss.db().toString());
auto status = grid.catalogCache()->getDatabase(nss.db().toString());
if (!status.isOK()) {
return false;
}
shared_ptr<DBConfig> conf = status.getValue();
// If we don't have a collection, don't refresh the chunk manager
if (nsGetCollection(ns).size() == 0) {
return false;
}
ChunkManagerPtr manager = conf->getChunkManagerIfExists(ns, true, true);
if (!manager) {
return false;
}
return true;
}
BSONObj DBClientWithCommands::mapreduce(const string &ns, const string &jsmapf, const string &jsreducef, BSONObj query, MROutput output) {
BSONObjBuilder b;
b.append("mapreduce", nsGetCollection(ns));
b.appendCode("map", jsmapf);
b.appendCode("reduce", jsreducef);
if( !query.isEmpty() )
b.append("query", query);
b.append("out", output.out);
BSONObj info;
runCommand(nsGetDB(ns), b.done(), info);
return info;
}
bool VersionManager::forceRemoteCheckShardVersionCB( const string& ns ){
DBConfigPtr conf = grid.getDBConfig( ns );
if ( ! conf ) return false;
conf->reload();
// If we don't have a collection, don't refresh the chunk manager
if( nsGetCollection( ns ).size() == 0 ) return false;
ChunkManagerPtr manager = conf->getChunkManagerIfExists( ns, true, true );
if( ! manager ) return false;
return true;
}
