package org.opendaylight.controller.cluster.raft;
import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
import static org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor.assertNoneMatching;
import static org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor.clearMessages;
import static org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor.expectFirstMatching;
import org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader;
import org.opendaylight.controller.cluster.raft.behaviors.Follower;
import org.opendaylight.controller.cluster.raft.behaviors.Leader;
+import org.opendaylight.controller.cluster.raft.behaviors.RaftActorBehavior;
import org.opendaylight.controller.cluster.raft.messages.AddServer;
import org.opendaylight.controller.cluster.raft.messages.AddServerReply;
import org.opendaylight.controller.cluster.raft.messages.AppendEntries;
AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint().get());
// Verify ServerConfigurationPayload entry in leader's log
AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint().get());
// Verify ServerConfigurationPayload entry in leader's log
AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint().get());
// Verify ServerConfigurationPayload entry in leader's log
addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", java.util.Optional.of(LEADER_ID), addServerReply.getLeaderHint());
expectFirstMatching(leaderCollectorActor, ApplyState.class);
assertEquals("Leader journal last index", 1, leaderActorContext.getReplicatedLog().lastIndex());
AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint().get());
expectFirstMatching(newFollowerCollectorActor, ApplySnapshot.class);
// The first AddServer should succeed with OK even though consensus wasn't reached
AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
- assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
+ assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint().get());
// Verify ServerConfigurationPayload entry in leader's log
verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), votingServer(LEADER_ID),
leaderActor.tell(new RemoveServer(FOLLOWER_ID), testKit.getRef());
RemoveServerReply removeServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), RemoveServerReply.class);
-
assertEquals("getStatus", ServerChangeStatus.OK, removeServerReply.getStatus());
final ApplyState applyState = MessageCollectorActor.expectFirstMatching(leaderCollector, ApplyState.class);
assertEquals(0L, applyState.getReplicatedLogEntry().getIndex());
verifyServerConfigurationPayloadEntry(leaderActor.underlyingActor().getRaftActorContext().getReplicatedLog(), votingServer(LEADER_ID));
+ RaftActorBehavior currentBehavior = leaderActor.underlyingActor().getCurrentBehavior();
+ assertTrue("Expected Leader", currentBehavior instanceof Leader);
+ assertEquals("Follower ids size", 0, ((Leader)currentBehavior).getFollowerIds().size());
+
MessageCollectorActor.expectFirstMatching(collector, ServerRemoved.class);
}
MessageCollectorActor.expectFirstMatching(leaderCollector, ServerRemoved.class);
}
- private ServerInfo votingServer(String id) {
+ @Test
+ public void testRemoveServerLeaderWithNoFollowers() {
+ TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
+ MockLeaderRaftActor.props(Collections.<String, String>emptyMap(),
+ new MockRaftActorContext()).withDispatcher(Dispatchers.DefaultDispatcherId()),
+ actorFactory.generateActorId(LEADER_ID));
+
+ leaderActor.tell(new RemoveServer(LEADER_ID), testKit.getRef());
+ RemoveServerReply removeServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), RemoveServerReply.class);
+ assertEquals("getStatus", ServerChangeStatus.NOT_SUPPORTED, removeServerReply.getStatus());
+ }
+
+ private static ServerInfo votingServer(String id) {
return new ServerInfo(id, true);
}
- private ServerInfo nonVotingServer(String id) {
+ private static ServerInfo nonVotingServer(String id) {
return new ServerInfo(id, false);
}