Examples with ApplicationFlowInformation com.sequenceiq.flow.core.ApplicationFlowInformation used on opensource projects

Example 1 with ApplicationFlowInformation

use of com.sequenceiq.flow.core.ApplicationFlowInformation in project cloudbreak by hortonworks.

the class HeartbeatServiceTest method testOneNodeTakesAllFlowsWithTerminationFlowShouldBeDistributed.

@Test
public void testOneNodeTakesAllFlowsWithTerminationFlowShouldBeDistributed() {
    List<Node> clusterNodes = getClusterNodes();
    // myself
    clusterNodes.get(0).setLastUpdated(200_000L);
    // set all nodes to failed except myself
    for (int i = 1; i < clusterNodes.size(); i++) {
        Node node = clusterNodes.get(i);
        node.setLastUpdated(50_000L);
    }
    when(nodeService.findAll()).thenReturn(clusterNodes);
    when(clock.getCurrentTimeMillis()).thenReturn(200_000L);
    // all flows that need to be re-distributed
    List<FlowLog> node1FlowLogs = getFlowLogs(2, 5000);
    node1FlowLogs.forEach(fl -> fl.setFlowType(ClassValue.of(HelloWorldFlowConfig.class)));
    List<String> suspendedFlows = node1FlowLogs.stream().map(FlowLog::getFlowId).distinct().collect(Collectors.toList());
    when(flowLogService.findAllByCloudbreakNodeId(NODE_1_ID)).thenReturn(new HashSet<>(node1FlowLogs));
    Set<FlowLog> node2FlowLogs = new HashSet<>(getFlowLogs(3, 3000));
    node2FlowLogs.forEach(fl -> fl.setFlowType(ClassValue.of(HelloWorldFlowConfig.class)));
    suspendedFlows.addAll(node2FlowLogs.stream().map(FlowLog::getFlowId).distinct().collect(Collectors.toList()));
    when(flowLogService.findAllByCloudbreakNodeId(NODE_2_ID)).thenReturn(node2FlowLogs);
    Map<Node, List<String>> distribution = new HashMap<>();
    distribution.computeIfAbsent(clusterNodes.get(0), v -> new ArrayList<>()).addAll(Arrays.asList(suspendedFlows.get(0), suspendedFlows.get(1), suspendedFlows.get(2), suspendedFlows.get(3), suspendedFlows.get(4)));
    when(flowDistributor.distribute(any(), any())).thenReturn(distribution);
    Set<FlowLog> myNewFlowLogs = new HashSet<>();
    myNewFlowLogs.addAll(node1FlowLogs);
    myNewFlowLogs.addAll(node2FlowLogs);
    when(flowLogService.findAllByCloudbreakNodeId(MY_ID)).thenReturn(myNewFlowLogs);
    when(runningFlows.get(any())).thenReturn(null);
    List<Long> stackIds = myNewFlowLogs.stream().map(FlowLog::getResourceId).distinct().collect(Collectors.toList());
    when(haApplication.getDeletingResources(anySet())).thenReturn(Set.of(stackIds.get(0), stackIds.get(2)));
    doReturn(Collections.singletonList(HelloWorldFlowConfig.class)).when(applicationFlowInformation).getTerminationFlow();
    heartbeatService.scheduledFlowDistribution();
    verify(flowLogService).saveAll(flowLogListCaptor.capture());
    List<FlowLog> updatedFlows = flowLogListCaptor.getValue();
    assertEquals(myNewFlowLogs.size(), updatedFlows.size());
    for (FlowLog updatedFlow : updatedFlows) {
        assertEquals(MY_ID, updatedFlow.getCloudbreakNodeId());
    }
    verify(flow2Handler, times(5)).restartFlow(stringCaptor.capture());
    List<String> allFlowIds = stringCaptor.getAllValues();
    assertEquals(5L, allFlowIds.size());
    for (String flowId : suspendedFlows) {
        assertTrue(allFlowIds.contains(flowId));
    }
}

Example 2 with ApplicationFlowInformation

use of com.sequenceiq.flow.core.ApplicationFlowInformation in project cloudbreak by hortonworks.

the class HeartbeatServiceTest method testOneNodeTakesAllFlowsWithInvalidFlows.

@Test
public void testOneNodeTakesAllFlowsWithInvalidFlows() {
    List<Node> clusterNodes = getClusterNodes();
    // myself
    clusterNodes.get(0).setLastUpdated(200_000L);
    // set all nodes to failed except myself
    for (int i = 1; i < clusterNodes.size(); i++) {
        Node node = clusterNodes.get(i);
        node.setLastUpdated(50_000L);
    }
    when(nodeService.findAll()).thenReturn(clusterNodes);
    when(clock.getCurrentTimeMillis()).thenReturn(200_000L);
    // all flows that need to be re-distributed
    List<FlowLog> node1FlowLogs = getFlowLogs(2, 5000);
    List<String> suspendedFlows = node1FlowLogs.stream().map(FlowLog::getFlowId).distinct().collect(Collectors.toList());
    when(flowLogService.findAllByCloudbreakNodeId(NODE_1_ID)).thenReturn(new HashSet<>(node1FlowLogs));
    Set<FlowLog> node2FlowLogs = new HashSet<>(getFlowLogs(3, 3000));
    suspendedFlows.addAll(node2FlowLogs.stream().map(FlowLog::getFlowId).distinct().collect(Collectors.toList()));
    when(flowLogService.findAllByCloudbreakNodeId(NODE_2_ID)).thenReturn(node2FlowLogs);
    Map<Node, List<String>> distribution = new HashMap<>();
    distribution.computeIfAbsent(clusterNodes.get(0), v -> new ArrayList<>()).addAll(Arrays.asList(suspendedFlows.get(0), suspendedFlows.get(1), suspendedFlows.get(2), suspendedFlows.get(3), suspendedFlows.get(4)));
    when(flowDistributor.distribute(any(), any())).thenReturn(distribution);
    Set<FlowLog> myNewFlowLogs = new HashSet<>();
    myNewFlowLogs.addAll(node1FlowLogs);
    myNewFlowLogs.addAll(node2FlowLogs);
    when(flowLogService.findAllByCloudbreakNodeId(MY_ID)).thenReturn(myNewFlowLogs);
    when(runningFlows.get(any())).thenReturn(null);
    List<Long> stackIds = myNewFlowLogs.stream().map(FlowLog::getResourceId).distinct().collect(Collectors.toList());
    when(haApplication.getDeletingResources(anySet())).thenReturn(Set.of(stackIds.get(0), stackIds.get(2)));
    doReturn(Collections.singletonList(HelloWorldFlowConfig.class)).when(applicationFlowInformation).getTerminationFlow();
    List<FlowLog> invalidFlowLogs = myNewFlowLogs.stream().filter(fl -> fl.getResourceId().equals(stackIds.get(0)) || fl.getResourceId().equals(stackIds.get(2))).collect(Collectors.toList());
    heartbeatService.scheduledFlowDistribution();
    verify(flowLogService).saveAll(flowLogListCaptor.capture());
    List<FlowLog> updatedFlows = flowLogListCaptor.getValue();
    assertEquals(myNewFlowLogs.size(), updatedFlows.size());
    for (FlowLog updatedFlow : updatedFlows) {
        if (invalidFlowLogs.contains(updatedFlow)) {
            assertEquals(StateStatus.SUCCESSFUL, updatedFlow.getStateStatus());
            assertNull(updatedFlow.getCloudbreakNodeId());
        } else {
            assertEquals(MY_ID, updatedFlow.getCloudbreakNodeId());
        }
    }
    verify(flow2Handler, times(5)).restartFlow(stringCaptor.capture());
    List<String> allFlowIds = stringCaptor.getAllValues();
    assertEquals(5L, allFlowIds.size());
    for (String flowId : suspendedFlows) {
        assertTrue(allFlowIds.contains(flowId));
    }
}

Example 3 with ApplicationFlowInformation

use of com.sequenceiq.flow.core.ApplicationFlowInformation in project cloudbreak by hortonworks.

the class EventBusConfigTest method uncaughtErrorButFlowNotFound.

@Test
@DirtiesContext(methodMode = DirtiesContext.MethodMode.AFTER_METHOD)
public void uncaughtErrorButFlowNotFound() {
    FlowLog flowLog = new FlowLog();
    flowLog.setFlowId("123");
    when(flowLogDBService.getLastFlowLog("123")).thenReturn(Optional.empty());
    Event.Headers headers = new Event.Headers();
    headers.set("FLOW_ID", "123");
    eventBus.on(Selectors.regex("exampleselector"), (Consumer<Event<? extends Payload>>) event -> {
        throw new RuntimeException("uncaught exception");
    });
    eventBus.notify("exampleselector", new Event<>(headers, null));
    verify(flowLogDBService, timeout(2000).times(1)).getLastFlowLog("123");
    verify(applicationFlowInformation, times(0)).handleFlowFail(any());
    verify(flowLogDBService, times(0)).updateLastFlowLogStatus(any(), anyBoolean());
    verify(flowLogDBService, times(0)).finalize(any());
}

Example 4 with ApplicationFlowInformation

use of com.sequenceiq.flow.core.ApplicationFlowInformation in project cloudbreak by hortonworks.

the class EventBusConfigTest method uncaughtErrorButFlowFound.

@Test
@DirtiesContext(methodMode = DirtiesContext.MethodMode.AFTER_METHOD)
public void uncaughtErrorButFlowFound() {
    FlowLog flowLog = new FlowLog();
    flowLog.setFlowId("123");
    when(flowLogDBService.getLastFlowLog("123")).thenReturn(Optional.of(flowLog));
    Event.Headers headers = new Event.Headers();
    headers.set("FLOW_ID", "123");
    eventBus.on(Selectors.regex("exampleselector"), (Consumer<Event<? extends Payload>>) event -> {
        throw new RuntimeException("uncaught exception");
    });
    eventBus.notify("exampleselector", new Event<>(headers, null));
    verify(flowLogDBService, timeout(2000).times(1)).getLastFlowLog("123");
    verify(applicationFlowInformation, timeout(1000).times(1)).handleFlowFail(flowLog);
    verify(flowLogDBService, timeout(1000).times(1)).updateLastFlowLogStatus(flowLog, true);
    verify(flowLogDBService, timeout(1000).times(1)).finalize(flowLog.getFlowId());
}