@Override
public void process(
ScoreChart scorechart,
User user,
InetAddress peer,
char direction,
LinkedRemoteFileInterface dir,
RemoteSlave sourceSlave)
throws NoAvailableSlaveException {
ArrayList<ScoreChart.SlaveScore> lowSlaves = new ArrayList<ScoreChart.SlaveScore>();
int lownum = Integer.MAX_VALUE;
for (Iterator iter = scorechart.getSlaveScores().iterator(); iter.hasNext(); ) {
ScoreChart.SlaveScore slavescore = (ScoreChart.SlaveScore) iter.next();
SlaveStatus status;
try {
status = slavescore.getRSlave().getSlaveStatusAvailable();
} catch (Exception e) {
iter.remove();
continue;
}
int transfers = 0;
if (direction == Transfer.TRANSFER_RECEIVING_UPLOAD) {
transfers = status.getTransfersReceiving();
} else if (direction == Transfer.TRANSFER_SENDING_DOWNLOAD) {
transfers = status.getTransfersSending();
} else {
throw new IllegalArgumentException("Direction was not one of download or upload");
}
if (transfers < lownum) {
lownum = transfers;
lowSlaves.clear();
lowSlaves.add(slavescore);
} else if (transfers == lownum) {
lowSlaves.add(slavescore);
} else { // transfers > lownum
// nothing, you stink slave! :)
}
}
if (lowSlaves.isEmpty()) {
throw new NoAvailableSlaveException("No slaves are available");
}
for (ScoreChart.SlaveScore slavescore : lowSlaves) {
slavescore.addScore(1);
}
}
public static void fillEnvWithSlaveStatus(ReplacerEnvironment env, SlaveStatus status) {
env.add("disktotal", Bytes.formatBytes(status.getDiskSpaceCapacity()));
env.add("diskfree", Bytes.formatBytes(status.getDiskSpaceAvailable()));
env.add("diskused", Bytes.formatBytes(status.getDiskSpaceUsed()));
try {
env.add(
"slavesonline",
"" + GlobalContext.getGlobalContext().getSlaveManager().getAvailableSlaves().size());
} catch (NoAvailableSlaveException e) {
env.add("slavesonline", "0");
}
env.add(
"slavestotal", "" + GlobalContext.getGlobalContext().getSlaveManager().getSlaves().size());
if (status.getDiskSpaceCapacity() == 0) {
env.add("diskfreepercent", "n/a");
env.add("diskusedpercent", "n/a");
} else {
env.add(
"diskfreepercent",
((status.getDiskSpaceAvailable() * 100) / status.getDiskSpaceCapacity()) + "%");
env.add(
"diskusedpercent",
((status.getDiskSpaceUsed() * 100) / status.getDiskSpaceCapacity()) + "%");
}
env.add("xfers", "" + status.getTransfers());
env.add("xfersdn", "" + status.getTransfersSending());
env.add("xfersup", "" + status.getTransfersReceiving());
env.add("xfersdown", "" + status.getTransfersSending());
env.add("throughput", Bytes.formatBytes(status.getThroughput()) + "/s");
env.add("throughputup", Bytes.formatBytes(status.getThroughputReceiving()) + "/s");
env.add("throughputdown", Bytes.formatBytes(status.getThroughputSending()) + "/s");
}