package com.cloudera.flume.agent;
import java.io.IOException;
import org.apache.thrift.TException;
import org.junit.Assert;
import org.junit.Test;
import com.cloudera.flume.conf.FlumeConfiguration;
import com.cloudera.flume.core.Event;
import com.cloudera.flume.core.EventImpl;
import com.cloudera.flume.core.EventSink;
import com.cloudera.flume.handlers.debug.ConsoleEventSink;
import com.cloudera.flume.handlers.endtoend.AckChecksumChecker;
import com.cloudera.flume.handlers.endtoend.AckChecksumInjector;
import com.cloudera.flume.handlers.endtoend.AckListener;
import com.cloudera.flume.handlers.endtoend.CollectorAckListener;
@Test
MockMasterRPC svr = new MockMasterRPC();
WALAckManager aac = new WALAckManager(svr, new AckListener.Empty(),
FlumeConfiguration.get().getAgentAckedRetransmit());
byte[] tag = "canned tag".getBytes();
AckChecksumInjector<EventSink> inj = new AckChecksumInjector<EventSink>(
new ConsoleEventSink(), tag, aac.getAgentAckQueuer());
inj.open();
for (int i = 0; i < 10; i++) {
Event e = new EventImpl(("This is a test " + i).getBytes());
inj.append(e);
}
inj.close();
System.out.println("Agent: Pending " + aac.pending);
Assert.assertEquals(1, aac.pending.size());
aac.checkAcks();
Assert.assertEquals(1, aac.pending.size());
String ackid = aac.pending.keys().nextElement();
svr.acknowledge(ackid);
Assert.assertEquals(1, aac.pending.size());
System.out.println("Agent: (still) pending " + aac.pending);
aac.checkAcks();
Assert.assertEquals(0, aac.pending.size());
System.out.println("Agent: No more pending " + aac.pending);
}
@Test
MockMasterRPC svr = new MockMasterRPC();
AckChecksumChecker<EventSink> chk = new AckChecksumChecker<EventSink>(
new ConsoleEventSink(), new CollectorAckListener(svr));
WALAckManager aac = new WALAckManager(svr, new AckListener.Empty(),
FlumeConfiguration.get().getAgentAckedRetransmit());
byte[] tag = "canned tag".getBytes();
AckChecksumInjector<EventSink> inj = new AckChecksumInjector<EventSink>(
chk, tag, aac.getAgentAckQueuer());
inj.open();
for (int i = 0; i < 10; i++) {
Event e = new EventImpl(("This is a test " + i).getBytes());
inj.append(e);
}
inj.close();
System.out.println("Agent: Pending " + aac.pending);
Assert.assertEquals(1, aac.pending.size());
aac.checkAcks();
System.out.println("Agent: No more pending " + aac.pending);
Assert.assertEquals(0, aac.pending.size());
}
}