/// Destructor.
~StateContainer() {
// Destroy the allocated states.
for(StateMap::iterator it = _states.begin(); it != _states.end(); ++it) {
destroyState(it->second);
it->second = 0;
}
// Clear the map.
_states.clear();
}
int runMany() {
StateMap threads;
{
string orig = getParam( "host" );
bool showPorts = false;
if ( orig == "" )
orig = "localhost";
if ( orig.find( ":" ) != string::npos || hasParam( "port" ) )
showPorts = true;
StringSplitter ss( orig.c_str() , "," );
while ( ss.more() ) {
string host = ss.next();
if ( showPorts && host.find( ":" ) == string::npos) {
// port supplied, but not for this host. use default.
if ( hasParam( "port" ) )
host += ":" + _params["port"].as<string>();
else
host += ":27017";
}
_add( threads , host );
}
}
sleepsecs(1);
int row = 0;
bool discover = hasParam( "discover" );
int maxLockedDbWidth = 0;
while ( 1 ) {
sleepsecs( (int)ceil(_statUtil.getSeconds()) );
// collect data
vector<Row> rows;
for ( map<string,shared_ptr<ServerState> >::iterator i=threads.begin(); i!=threads.end(); ++i ) {
scoped_lock lk( i->second->lock );
if ( i->second->error.size() ) {
rows.push_back( Row( i->first , i->second->error ) );
}
else if ( i->second->prev.isEmpty() || i->second->now.isEmpty() ) {
rows.push_back( Row( i->first ) );
}
else {
BSONObj out = _statUtil.doRow( i->second->prev , i->second->now );
rows.push_back( Row( i->first , out ) );
}
if ( discover && ! i->second->now.isEmpty() ) {
if ( _discover( threads , i->first , i->second ) )
break;
}
}
// compute some stats
unsigned longestHost = 0;
BSONObj biggest;
for ( unsigned i=0; i<rows.size(); i++ ) {
if ( rows[i].host.size() > longestHost )
longestHost = rows[i].host.size();
if ( rows[i].data.nFields() > biggest.nFields() )
biggest = rows[i].data;
// adjust width up as longer 'locked db' values appear
setMaxLockedDbWidth( &rows[i].data, &maxLockedDbWidth );
}
{
// check for any headers not in biggest
// TODO: we put any new headers at end,
// ideally we would interleave
set<string> seen;
BSONObjBuilder b;
{
// iterate biggest
BSONObjIterator i( biggest );
while ( i.more() ) {
BSONElement e = i.next();
seen.insert( e.fieldName() );
b.append( e );
}
}
// now do the rest
for ( unsigned j=0; j<rows.size(); j++ ) {
BSONObjIterator i( rows[j].data );
while ( i.more() ) {
BSONElement e = i.next();
if ( seen.count( e.fieldName() ) )
continue;
seen.insert( e.fieldName() );
b.append( e );
}
}
biggest = b.obj();
}
// display data
cout << endl;
// header
if ( row++ % 5 == 0 && ! biggest.isEmpty() ) {
cout << setw( longestHost ) << "" << "\t";
printHeaders( biggest );
}
// rows
for ( unsigned i=0; i<rows.size(); i++ ) {
cout << setw( longestHost ) << rows[i].host << "\t";
if ( rows[i].err.size() )
cout << rows[i].err << endl;
else if ( rows[i].data.isEmpty() )
cout << "no data" << endl;
else
printData( rows[i].data , biggest );
}
}
return 0;
}
