YARN-8465. Fixed docker container status for node manager restart.

           Contributed by Shane Kumpf

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/DockerLinuxContainerRuntime.java

@@ -1031,7 +1031,6 @@ public class DockerLinuxContainerRuntime implements LinuxContainerRuntime {
         handleContainerKill(ctx, env, signal);
       }
     } catch (ContainerExecutionException e) {
-      LOG.warn("Signal docker container failed. Exception: ", e);
       throw new ContainerExecutionException("Signal docker container failed",
           e.getExitCode(), e.getOutput(), e.getErrorOutput());
     }
@@ -1205,7 +1204,8 @@ public class DockerLinuxContainerRuntime implements LinuxContainerRuntime {
     if (!new File(procFs + File.separator + pid).exists()) {
       String msg = "Liveliness check failed for PID: " + pid
           + ". Container may have already completed.";
-      throw new ContainerExecutionException(msg);
+      throw new ContainerExecutionException(msg,
+          PrivilegedOperation.ResultCode.INVALID_CONTAINER_PID.getValue());
     }
   }
 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/runtime/ContainerExecutionException.java

@@ -53,6 +53,12 @@ public class ContainerExecutionException extends YarnException {
     errorOutput = OUTPUT_UNSET;
   }
 
+  public ContainerExecutionException(String message, int exitCode) {
+    super(message);
+    this.exitCode = exitCode;
+    this.output = OUTPUT_UNSET;
+    this.errorOutput = OUTPUT_UNSET;
+  }
 
   public ContainerExecutionException(String message, int exitCode, String
       output, String errorOutput) {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/TestDockerContainerRuntime.java

@@ -1487,7 +1487,7 @@ public class TestDockerContainerRuntime {
     runtime.signalContainer(builder.build());
   }
 
-  @Test(expected = ContainerExecutionException.class)
+  @Test
   public void testContainerLivelinessNoFileException() throws Exception {
     DockerLinuxContainerRuntime runtime = new DockerLinuxContainerRuntime(
         mockExecutor, mockCGroupsHandler);
@@ -1496,7 +1496,13 @@ public class TestDockerContainerRuntime {
         .setExecutionAttribute(PID, signalPid)
         .setExecutionAttribute(SIGNAL, ContainerExecutor.Signal.NULL);
     runtime.initialize(enableMockContainerExecutor(conf), null);
-    runtime.signalContainer(builder.build());
+    try {
+      runtime.signalContainer(builder.build());
+    } catch (ContainerExecutionException e) {
+      Assert.assertEquals(
+          PrivilegedOperation.ResultCode.INVALID_CONTAINER_PID.getValue(),
+          e.getExitCode());
+    }
   }
 
   @Test