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From jonathanhur...@apache.org
Subject ambari git commit: Revert "AMBARI-19055 - Removing Tasks From host_role_command Causes Upgrades To Show As PENDING (jonathanhurley)"
Date Sat, 03 Dec 2016 13:33:38 GMT
Repository: ambari
Updated Branches:
  refs/heads/branch-2.5 32af20930 -> 5e8a30210


Revert "AMBARI-19055 - Removing Tasks From host_role_command Causes Upgrades To Show As PENDING
(jonathanhurley)"

This reverts commit 19ca036c683e6d1741f1b6d73a2f3326f3fc20fd.


Project: http://git-wip-us.apache.org/repos/asf/ambari/repo
Commit: http://git-wip-us.apache.org/repos/asf/ambari/commit/5e8a3021
Tree: http://git-wip-us.apache.org/repos/asf/ambari/tree/5e8a3021
Diff: http://git-wip-us.apache.org/repos/asf/ambari/diff/5e8a3021

Branch: refs/heads/branch-2.5
Commit: 5e8a3021003549f9af63ee3c104410421c5e54d5
Parents: 32af209
Author: Jonathan Hurley <jhurley@hortonworks.com>
Authored: Sat Dec 3 08:33:31 2016 -0500
Committer: Jonathan Hurley <jhurley@hortonworks.com>
Committed: Sat Dec 3 08:33:31 2016 -0500

----------------------------------------------------------------------
 .../controller/internal/CalculatedStatus.java   | 52 +++++---------------
 .../internal/RequestResourceProvider.java       | 34 +++++--------
 .../internal/StageResourceProvider.java         |  2 +-
 .../internal/CalculatedStatusTest.java          | 31 ------------
 .../internal/RequestResourceProviderTest.java   | 12 ++---
 5 files changed, 28 insertions(+), 103 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ambari/blob/5e8a3021/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CalculatedStatus.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CalculatedStatus.java
b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CalculatedStatus.java
index 3c415df..3a86aef 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CalculatedStatus.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CalculatedStatus.java
@@ -53,17 +53,6 @@ public class CalculatedStatus {
    */
   private final double percent;
 
-  /**
-   * A status which represents a COMPLETED state at 0%
-   */
-  public static final CalculatedStatus COMPLETED = new CalculatedStatus(HostRoleStatus.COMPLETED,
-      HostRoleStatus.COMPLETED, 100.0);
-
-  /**
-   * A status which represents a PENDING state at 0%
-   */
-  public static final CalculatedStatus PENDING = new CalculatedStatus(HostRoleStatus.PENDING,
-      HostRoleStatus.PENDING, 0.0);
 
   // ----- Constructors ------------------------------------------------------
 
@@ -90,6 +79,12 @@ public class CalculatedStatus {
     this.percent = percent;
   }
 
+  /**
+   * Static factory method to get Status that represents a Completed state
+   */
+  public static CalculatedStatus getCompletedStatus() {
+    return new CalculatedStatus(HostRoleStatus.COMPLETED, HostRoleStatus.COMPLETED, 100.0);
+  }
 
   // ----- CalculatedStatus --------------------------------------------------
 
@@ -296,25 +291,14 @@ public class CalculatedStatus {
   }
 
   /**
-   * Calculates the overall status of an upgrade. If there are no tasks, then a
-   * status of {@link HostRoleStatus#COMPLETED} is returned.
-   *
-   * @param stageDto
-   *          the map of stage-to-summary value objects
-   * @param stageIds
-   *          the stage ids to consider from the value objects
+   * Calculates the overall status of an upgrade.
+   * @param stageDto  the map of stage-to-summary value objects
+   * @param stageIds  the stage ids to consider from the value objects
    * @return the calculated status
    */
   public static CalculatedStatus statusFromStageSummary(Map<Long, HostRoleCommandStatusSummaryDTO>
stageDto,
       Set<Long> stageIds) {
 
-    // if either are empty, then we have no tasks and therefore no status - we
-    // should return COMPLETED. This can happen if someone removes all tasks but
-    // leaves the stages and request
-    if (stageDto.isEmpty() || stageIds.isEmpty()) {
-      return COMPLETED;
-    }
-
     Collection<HostRoleStatus> stageStatuses = new HashSet<>();
     Collection<HostRoleStatus> stageDisplayStatuses = new HashSet<>();
     Collection<HostRoleStatus> taskStatuses = new ArrayList<>();
@@ -394,28 +378,19 @@ public class CalculatedStatus {
    */
   public static HostRoleStatus calculateSummaryStatusOfStage(Map<HostRoleStatus, Integer>
counters,
       int total, boolean skippable) {
-
-    // when there are 0 tasks, return COMPLETED
-    if (total == 0) {
-      return HostRoleStatus.COMPLETED;
-    }
-
     if (counters.get(HostRoleStatus.PENDING) == total) {
       return HostRoleStatus.PENDING;
     }
-
     // By definition, any tasks in a future stage must be held in a PENDING status.
     if (counters.get(HostRoleStatus.HOLDING) > 0 || counters.get(HostRoleStatus.HOLDING_FAILED)
> 0 || counters.get(HostRoleStatus.HOLDING_TIMEDOUT) > 0) {
       return counters.get(HostRoleStatus.HOLDING) > 0 ? HostRoleStatus.HOLDING :
       counters.get(HostRoleStatus.HOLDING_FAILED) > 0 ? HostRoleStatus.HOLDING_FAILED
:
       HostRoleStatus.HOLDING_TIMEDOUT;
     }
-
     // Because tasks are not skippable, guaranteed to be FAILED
     if (counters.get(HostRoleStatus.FAILED) > 0 && !skippable) {
       return HostRoleStatus.FAILED;
     }
-
     // Because tasks are not skippable, guaranteed to be TIMEDOUT
     if (counters.get(HostRoleStatus.TIMEDOUT) > 0  && !skippable) {
       return HostRoleStatus.TIMEDOUT;
@@ -426,11 +401,9 @@ public class CalculatedStatus {
     if (counters.get(HostRoleStatus.ABORTED) > 0 && numActiveTasks == 0) {
       return HostRoleStatus.ABORTED;
     }
-
     if (counters.get(HostRoleStatus.COMPLETED) == total) {
       return HostRoleStatus.COMPLETED;
     }
-
     return HostRoleStatus.IN_PROGRESS;
   }
 
@@ -442,8 +415,7 @@ public class CalculatedStatus {
    *
    * @return summary request status based on statuses of tasks in different states.
    */
-  protected static HostRoleStatus calculateSummaryStatusOfUpgrade(
-      Map<HostRoleStatus, Integer> counters, int total) {
+  private static HostRoleStatus calculateSummaryStatusOfUpgrade(Map<HostRoleStatus, Integer>
counters, int total) {
     return calculateSummaryStatusOfStage(counters, total, false);
   }
 
@@ -456,8 +428,8 @@ public class CalculatedStatus {
    *
    * @return summary request status based on statuses of tasks in different states.
    */
-  protected static HostRoleStatus calculateSummaryDisplayStatus(
-      Map<HostRoleStatus, Integer> counters, int total, boolean skippable) {
+  private static HostRoleStatus calculateSummaryDisplayStatus(Map<HostRoleStatus, Integer>
counters,
+                                                              int total, boolean skippable)
{
     return counters.get(HostRoleStatus.SKIPPED_FAILED) > 0 ? HostRoleStatus.SKIPPED_FAILED
:
            counters.get(HostRoleStatus.FAILED) > 0 ? HostRoleStatus.FAILED:
            calculateSummaryStatusOfStage(counters, total, skippable);

http://git-wip-us.apache.org/repos/asf/ambari/blob/5e8a3021/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RequestResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RequestResourceProvider.java
b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RequestResourceProvider.java
index 0690ee7..8c1bc57 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RequestResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RequestResourceProvider.java
@@ -69,10 +69,10 @@ import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.topology.LogicalRequest;
 import org.apache.ambari.server.topology.TopologyManager;
-import org.apache.commons.lang.StringUtils;
 
 import com.google.common.collect.Sets;
 import com.google.inject.Inject;
+import org.apache.commons.lang.StringUtils;
 
 /**
  * Resource provider for request resources.
@@ -566,18 +566,13 @@ public class RequestResourceProvider extends AbstractControllerResourceProvider
 
     @Override
     public boolean equals(Object o) {
-      if (this == o) {
-        return true;
-      }
-      if (o == null || getClass() != o.getClass()) {
-        return false;
-      }
+      if (this == o) return true;
+      if (o == null || getClass() != o.getClass()) return false;
 
       ServiceComponentTuple that = (ServiceComponentTuple) o;
 
-      if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName
!= null) {
+      if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName
!= null)
         return false;
-      }
       return !(componentName != null ? !componentName.equals(that.componentName) : that.componentName
!= null);
 
     }
@@ -744,20 +739,15 @@ public class RequestResourceProvider extends AbstractControllerResourceProvider
     // get summaries from TopologyManager for logical requests
     summary.putAll(topologyManager.getStageSummaries(entity.getRequestId()));
 
-    // summary might be empty due to delete host have cleared all
-    // HostRoleCommands or due to hosts haven't registered yet with the cluster
-    // when the cluster is provisioned with a Blueprint
-    final CalculatedStatus status;
     LogicalRequest logicalRequest = topologyManager.getRequest(entity.getRequestId());
-    if (summary.isEmpty() && null != logicalRequest) {
-      // in this case, it appears that there are no tasks but this is a logical
-      // topology request, so it's a matter of hosts simply not registering yet
-      // for tasks to be created
-      status = CalculatedStatus.PENDING;
-    } else {
-      // there are either tasks or this is not a logical request, so do normal
-      // status calculations
-      status = CalculatedStatus.statusFromStageSummary(summary, summary.keySet());
+
+    CalculatedStatus status = CalculatedStatus.statusFromStageSummary(summary, summary.keySet());
+    if (summary.isEmpty() && logicalRequest == null) {
+
+      // summary might be empty due to delete host have cleared all HostRoleCommands
+      // or due to hosts haven't registered yet with the cluster when the cluster is provisioned
+      // with a Blueprint
+      status = CalculatedStatus.getCompletedStatus();
     }
 
     setResourceProperty(resource, REQUEST_STATUS_PROPERTY_ID, status.getStatus().toString(),
requestedPropertyIds);

http://git-wip-us.apache.org/repos/asf/ambari/blob/5e8a3021/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/StageResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/StageResourceProvider.java
b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/StageResourceProvider.java
index a778882..59dd9d9 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/StageResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/StageResourceProvider.java
@@ -339,7 +339,7 @@ public class StageResourceProvider extends AbstractControllerResourceProvider
im
     CalculatedStatus status;
     if (summary.isEmpty()) {
       // Delete host might have cleared all HostRoleCommands
-      status = CalculatedStatus.COMPLETED;
+      status = CalculatedStatus.getCompletedStatus();
     } else {
       status = CalculatedStatus.statusFromStageSummary(summary, Collections.singleton(entity.getStageId()));
     }

http://git-wip-us.apache.org/repos/asf/ambari/blob/5e8a3021/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CalculatedStatusTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CalculatedStatusTest.java
b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CalculatedStatusTest.java
index a96f395..6f592cd 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CalculatedStatusTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CalculatedStatusTest.java
@@ -657,37 +657,6 @@ public class CalculatedStatusTest {
     assertEquals(HostRoleStatus.IN_PROGRESS, calc.getStatus());
   }
 
-  /**
-   * Tests that when there are no tasks and all counts are 0, that the returned
-   * status is {@link HostRoleStatus#COMPLETED}.
-   *
-   * @throws Exception
-   */
-  @Test
-  public void testGetCompletedStatusForNoTasks() throws Exception {
-    // no status / no tasks
-    CalculatedStatus status = CalculatedStatus.statusFromTaskEntities(
-        new ArrayList<HostRoleCommandEntity>(), false);
-
-    assertEquals(HostRoleStatus.COMPLETED, status.getStatus());
-
-    // empty summaries
-    status = CalculatedStatus.statusFromStageSummary(
-        new HashMap<Long, HostRoleCommandStatusSummaryDTO>(), new HashSet<Long>());
-
-    assertEquals(HostRoleStatus.COMPLETED, status.getStatus());
-
-    // generate a map of 0's - COMPLETED=0, IN_PROGRESS=0, etc
-    Map<HostRoleStatus, Integer> counts = CalculatedStatus.calculateStatusCounts(new
ArrayList<HostRoleStatus>());
-    Map<HostRoleStatus, Integer> displayCounts = CalculatedStatus.calculateStatusCounts(new
ArrayList<HostRoleStatus>());
-
-    HostRoleStatus hostRoleStatus = CalculatedStatus.calculateSummaryStatusOfUpgrade(counts,
0);
-    HostRoleStatus hostRoleDisplayStatus = CalculatedStatus.calculateSummaryDisplayStatus(displayCounts,
0, false);
-
-    assertEquals(HostRoleStatus.COMPLETED, hostRoleStatus);
-    assertEquals(HostRoleStatus.COMPLETED, hostRoleDisplayStatus);
-  }
-
   private Collection<HostRoleCommandEntity> getTaskEntities(HostRoleStatus... statuses)
{
     Collection<HostRoleCommandEntity> entities = new LinkedList<HostRoleCommandEntity>();
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/5e8a3021/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RequestResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RequestResourceProviderTest.java
b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RequestResourceProviderTest.java
index f7dff11..5dfc74d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RequestResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RequestResourceProviderTest.java
@@ -20,10 +20,11 @@ package org.apache.ambari.server.controller.internal;
 
 
 import static org.apache.ambari.server.controller.internal.HostComponentResourceProvider.HOST_COMPONENT_STALE_CONFIGS_PROPERTY_ID;
+import org.apache.ambari.server.topology.Blueprint;
 import static org.easymock.EasyMock.anyObject;
 import static org.easymock.EasyMock.capture;
-import static org.easymock.EasyMock.eq;
 import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.eq;
 import static org.easymock.EasyMock.newCapture;
 import static org.powermock.api.easymock.PowerMock.createMock;
 import static org.powermock.api.easymock.PowerMock.createNiceMock;
@@ -76,7 +77,6 @@ import org.apache.ambari.server.security.authorization.AuthorizationHelperInitia
 import org.apache.ambari.server.security.authorization.RoleAuthorization;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
-import org.apache.ambari.server.topology.Blueprint;
 import org.apache.ambari.server.topology.ClusterTopology;
 import org.apache.ambari.server.topology.HostGroupInfo;
 import org.apache.ambari.server.topology.LogicalRequest;
@@ -1200,7 +1200,7 @@ public class RequestResourceProviderTest {
       }
     }
     Assert.assertNotNull(propertyIdToAssert);
-    Assert.assertEquals("true", propertyValueToAssert);
+    Assert.assertEquals("true", (String) propertyValueToAssert);
   }
 
   @Test
@@ -1624,12 +1624,6 @@ public class RequestResourceProviderTest {
     verify(managementController, actionManager, clusters, requestMock, requestDAO, hrcDAO);
   }
 
-  /**
-   * Tests that topology requests return different status (PENDING) if there are
-   * no tasks. Normal requests should return COMPLETED.
-   *
-   * @throws Exception
-   */
   @Test
   @PrepareForTest(AmbariServer.class)
   public void testGetLogicalRequestStatusWithNoTasks() throws Exception {


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