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From rohithsharm...@apache.org
Subject hadoop git commit: YARN-1126. Add validation of users input nodes-states options to nodes CLI. Contributed by Wei Yan.
Date Thu, 21 Jul 2016 06:51:34 GMT
Repository: hadoop
Updated Branches:
  refs/heads/trunk 521f34317 -> be34b2a8f


YARN-1126. Add validation of users input nodes-states options to nodes CLI. Contributed by
Wei Yan.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/be34b2a8
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/be34b2a8
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/be34b2a8

Branch: refs/heads/trunk
Commit: be34b2a8fd30a1a0e803ac8b2198c695600a9e46
Parents: 521f343
Author: Rohith Sharma K S <rohithsharmaks@apache.org>
Authored: Thu Jul 21 12:20:47 2016 +0530
Committer: Rohith Sharma K S <rohithsharmaks@apache.org>
Committed: Thu Jul 21 12:20:47 2016 +0530

----------------------------------------------------------------------
 .../apache/hadoop/yarn/client/cli/NodeCLI.java  | 32 ++++++++++++++++++--
 .../hadoop/yarn/client/cli/TestYarnCLI.java     | 31 +++++++++++--------
 2 files changed, 48 insertions(+), 15 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/be34b2a8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/NodeCLI.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/NodeCLI.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/NodeCLI.java
index f51fee9..288a5d2 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/NodeCLI.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/NodeCLI.java
@@ -76,7 +76,8 @@ public class NodeCLI extends YarnCLI {
         "based on node state, all -all to list all nodes, " +
         "-showDetails to display more details about each node.");
     Option nodeStateOpt = new Option(NODE_STATE_CMD, true,
-        "Works with -list to filter nodes based on input comma-separated list of node states.");
+        "Works with -list to filter nodes based on input comma-separated " +
+        "list of node states. " + getAllValidNodeStates());
     nodeStateOpt.setValueSeparator(',');
     nodeStateOpt.setArgs(Option.UNLIMITED_VALUES);
     nodeStateOpt.setArgName("States");
@@ -89,6 +90,14 @@ public class NodeCLI extends YarnCLI {
     opts.addOption(showDetailsOpt);
     opts.getOption(STATUS_CMD).setArgName("NodeId");
 
+    if (args != null && args.length > 0) {
+      for (int i = args.length - 1; i >= 0; i--) {
+        if (args[i].equalsIgnoreCase("-" + NODE_ALL)) {
+          args[i] = "-" + NODE_ALL;
+        }
+      }
+    }
+
     int exitCode = -1;
     CommandLine cliParser = null;
     try {
@@ -116,8 +125,15 @@ public class NodeCLI extends YarnCLI {
         if (types != null) {
           for (String type : types) {
             if (!type.trim().isEmpty()) {
-              nodeStates.add(NodeState.valueOf(
-                  org.apache.hadoop.util.StringUtils.toUpperCase(type.trim())));
+              try {
+                nodeStates.add(NodeState.valueOf(
+                    org.apache.hadoop.util.StringUtils.toUpperCase(
+                            type.trim())));
+              } catch (IllegalArgumentException ex) {
+                sysout.println("The node state " + type + " is invalid.");
+                sysout.println(getAllValidNodeStates());
+                return exitCode;
+              }
             }
           }
         }
@@ -320,4 +336,14 @@ public class NodeCLI extends YarnCLI {
     nodeReportStr.close();
     sysout.println(baos.toString("UTF-8"));
   }
+
+  private String getAllValidNodeStates() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("The valid node state can be one of the following: ");
+    for (NodeState state : NodeState.values()) {
+      sb.append(state).append(",");
+    }
+    String output = sb.toString();
+    return output.substring(0, output.length() - 1) + ".";
+  }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/be34b2a8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
index 5bef691..6d7aaa7 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
@@ -1070,7 +1070,7 @@ public class TestYarnCLI {
     NodeState[] states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    int result = cli.run(new String[] { "-list", "--states", "NEW" });
+    int result = cli.run(new String[] {"-list", "-states", "NEW"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     ByteArrayOutputStream baos = new ByteArrayOutputStream();
@@ -1091,7 +1091,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", "RUNNING" });
+    result = cli.run(new String[] {"-list", "-states", "RUNNING"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1109,13 +1109,13 @@ public class TestYarnCLI {
     verify(sysOut, times(2)).write(any(byte[].class), anyInt(), anyInt());
 
     sysOutStream.reset();
-    result = cli.run(new String[] { "-list" });
+    result = cli.run(new String[] {"-list"});
     assertEquals(0, result);
     Assert.assertEquals(nodesReportStr, sysOutStream.toString());
     verify(sysOut, times(3)).write(any(byte[].class), anyInt(), anyInt());
 
     sysOutStream.reset();
-    result = cli.run(new String[] { "-list", "-showDetails" });
+    result = cli.run(new String[] {"-list", "-showDetails"});
     assertEquals(0, result);
     baos = new ByteArrayOutputStream();
     pw = new PrintWriter(baos);
@@ -1149,7 +1149,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", "UNHEALTHY" });
+    result = cli.run(new String[] {"-list", "-states", "UNHEALTHY"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1170,7 +1170,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", "DECOMMISSIONED" });
+    result = cli.run(new String[] {"-list", "-states", "DECOMMISSIONED"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1191,7 +1191,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", "REBOOTED" });
+    result = cli.run(new String[] {"-list", "-states", "REBOOTED"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1212,7 +1212,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", "LOST" });
+    result = cli.run(new String[] {"-list", "-states", "LOST"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1236,8 +1236,8 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--states", 
-                                        "NEW,RUNNING,LOST,REBOOTED" });
+    result = cli.run(new String[] {"-list", "-states",
+                                        "NEW,RUNNING,LOST,REBOOTED"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1268,7 +1268,7 @@ public class TestYarnCLI {
     states = nodeStates.toArray(new NodeState[0]);
     when(client.getNodeReports(states))
         .thenReturn(getNodeReports(nodeReports, nodeStates));
-    result = cli.run(new String[] { "-list", "--all" });
+    result = cli.run(new String[] {"-list", "-All"});
     assertEquals(0, result);
     verify(client).getNodeReports(states);
     baos = new ByteArrayOutputStream();
@@ -1294,6 +1294,10 @@ public class TestYarnCLI {
     nodesReportStr = baos.toString("UTF-8");
     Assert.assertEquals(nodesReportStr, sysOutStream.toString());
     verify(sysOut, times(10)).write(any(byte[].class), anyInt(), anyInt());
+
+    sysOutStream.reset();
+    result = cli.run(new String[] { "-list", "-states", "InvalidState"});
+    assertEquals(-1, result);
   }
 
   private List<NodeReport> getNodeReports(
@@ -1884,7 +1888,10 @@ public class TestYarnCLI {
     pw.println("                    details about each node.");
     pw.println(" -showDetails       Works with -list to show more details about each node.");
     pw.println(" -states <States>   Works with -list to filter nodes based on input");
-    pw.println("                    comma-separated list of node states.");
+    pw.println("                    comma-separated list of node states. The valid node");
+    pw.println("                    state can be one of the following:");
+    pw.println("                    NEW,RUNNING,UNHEALTHY,DECOMMISSIONED,LOST,REBOOTED,DEC");
+    pw.println("                    OMMISSIONING,SHUTDOWN.");
     pw.println(" -status <NodeId>   Prints the status report of the node.");
     pw.close();
     String nodesHelpStr = baos.toString("UTF-8");


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