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From wan...@apache.org
Subject [38/47] hadoop git commit: YARN-5698. [YARN-3368] Launch new YARN UI under hadoop web app port. (Sunil G via wangda)
Date Sun, 06 Nov 2016 21:41:15 GMT
YARN-5698. [YARN-3368] Launch new YARN UI under hadoop web app port. (Sunil G via wangda)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/3de0da2a
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/3de0da2a
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/3de0da2a

Branch: refs/heads/trunk
Commit: 3de0da2a7659db268d630cb8c4ad1d1c4b8398a2
Parents: 98b2ad7
Author: Wangda Tan <wangda@apache.org>
Authored: Wed Oct 12 13:22:20 2016 -0700
Committer: Wangda Tan <wangda@apache.org>
Committed: Sun Nov 6 13:13:31 2016 -0800

----------------------------------------------------------------------
 .../hadoop/yarn/conf/YarnConfiguration.java     | 21 ++----
 .../org/apache/hadoop/yarn/webapp/WebApps.java  |  8 +++
 .../src/main/resources/yarn-default.xml         | 20 ++----
 .../server/resourcemanager/ResourceManager.java | 68 +++++++++++---------
 .../src/main/webapp/config/default-config.js    |  4 +-
 5 files changed, 55 insertions(+), 66 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/3de0da2a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
index 0134465..c16e1ea 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
@@ -266,25 +266,12 @@ public class YarnConfiguration extends Configuration {
   /**
    * Enable YARN WebApp V2.
    */
-  public static final String RM_WEBAPP_UI2_ENABLE = RM_PREFIX
+  public static final String YARN_WEBAPP_UI2_ENABLE = "yarn."
       + "webapp.ui2.enable";
-  public static final boolean DEFAULT_RM_WEBAPP_UI2_ENABLE = false;
+  public static final boolean DEFAULT_YARN_WEBAPP_UI2_ENABLE = false;
 
-  /** The address of the RM web ui2 application. */
-  public static final String RM_WEBAPP_UI2_ADDRESS = RM_PREFIX
-      + "webapp.ui2.address";
-
-  public static final int DEFAULT_RM_WEBAPP_UI2_PORT = 8288;
-  public static final String DEFAULT_RM_WEBAPP_UI2_ADDRESS = "0.0.0.0:" +
-      DEFAULT_RM_WEBAPP_UI2_PORT;
-  
-  /** The https address of the RM web ui2 application.*/
-  public static final String RM_WEBAPP_UI2_HTTPS_ADDRESS =
-      RM_PREFIX + "webapp.ui2.https.address";
-
-  public static final int DEFAULT_RM_WEBAPP_UI2_HTTPS_PORT = 8290;
-  public static final String DEFAULT_RM_WEBAPP_UI2_HTTPS_ADDRESS = "0.0.0.0:"
-      + DEFAULT_RM_WEBAPP_UI2_HTTPS_PORT;
+  public static final String YARN_WEBAPP_UI2_WARFILE_PATH = "yarn."
+      + "webapp.ui2.war-file-path";
 
   public static final String RM_RESOURCE_TRACKER_ADDRESS =
     RM_PREFIX + "resource-tracker.address";

http://git-wip-us.apache.org/repos/asf/hadoop/blob/3de0da2a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java
index 53cb3ee..d3b37d9 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java
@@ -43,6 +43,7 @@ import org.apache.hadoop.security.http.RestCsrfPreventionFilter;
 import org.apache.hadoop.security.http.XFrameOptionsFilter;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.webapp.util.WebAppUtils;
+import org.mortbay.jetty.webapp.WebAppContext;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -369,8 +370,15 @@ public class WebApps {
     }
 
     public WebApp start(WebApp webapp) {
+      return start(webapp, null);
+    }
+
+    public WebApp start(WebApp webapp, WebAppContext ui2Context) {
       WebApp webApp = build(webapp);
       HttpServer2 httpServer = webApp.httpServer();
+      if (ui2Context != null) {
+        httpServer.addContext(ui2Context, true);
+      }
       try {
         httpServer.start();
         LOG.info("Web app " + name + " started at "

http://git-wip-us.apache.org/repos/asf/hadoop/blob/3de0da2a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
index 0e46dbd..e890b40 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
@@ -181,28 +181,16 @@
 
   <property>
     <description>To enable RM web ui2 application.</description>
-    <name>yarn.resourcemanager.webapp.ui2.enable</name>
+    <name>yarn.webapp.ui2.enable</name>
     <value>false</value>
   </property>
 
   <property>
     <description>
-      The http address of the RM web ui2 application.
-      If only a host is provided as the value,
-      the webapp will be served on a random port.
-    </description>
-    <name>yarn.resourcemanager.webapp.ui2.address</name>
-    <value>${yarn.resourcemanager.hostname}:8288</value>
-  </property>
-
-  <property>
-    <description>
-      The https address of the RM web ui2 application.
-      If only a host is provided as the value,
-      the webapp will be served on a random port.
+      Explicitly provide WAR file path for ui2 if needed.
     </description>
-    <name>yarn.resourcemanager.webapp.ui2.https.address</name>
-    <value>${yarn.resourcemanager.hostname}:8290</value>
+    <name>yarn.webapp.ui2.war-file-path</name>
+    <value></value>
   </property>
 
   <property>

http://git-wip-us.apache.org/repos/asf/hadoop/blob/3de0da2a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
index f739e31..4c0a3bb 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java
@@ -49,6 +49,7 @@ import org.apache.hadoop.util.JvmPauseMonitor;
 import org.apache.hadoop.util.ReflectionUtils;
 import org.apache.hadoop.util.ShutdownHookManager;
 import org.apache.hadoop.util.StringUtils;
+import org.apache.hadoop.util.VersionInfo;
 import org.apache.hadoop.util.ZKUtil;
 import org.apache.hadoop.yarn.YarnUncaughtExceptionHandler;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
@@ -114,6 +115,7 @@ import org.apache.hadoop.yarn.webapp.WebApps;
 import org.apache.hadoop.yarn.webapp.WebApps.Builder;
 import org.apache.hadoop.yarn.webapp.util.WebAppUtils;
 import org.apache.zookeeper.server.auth.DigestAuthenticationProvider;
+import org.mortbay.jetty.webapp.WebAppContext;
 
 import com.google.common.annotations.VisibleForTesting;
 import java.io.IOException;
@@ -121,6 +123,8 @@ import java.io.InputStream;
 import java.io.PrintStream;
 import java.net.InetSocketAddress;
 import java.net.URI;
+import java.net.URL;
+import java.net.URLClassLoader;
 import java.nio.charset.Charset;
 import java.security.PrivilegedExceptionAction;
 import java.security.SecureRandom;
@@ -148,6 +152,11 @@ public class ResourceManager extends CompositeService implements Recoverable
{
   private static final Log LOG = LogFactory.getLog(ResourceManager.class);
   private static long clusterTimeStamp = System.currentTimeMillis();
 
+  /*
+   * UI2 webapp name
+   */
+  public static final String UI2_WEBAPP_NAME = "/ui2";
+
   /**
    * "Always On" services. Services that need to run always irrespective of
    * the HA state of the RM.
@@ -940,26 +949,6 @@ public class ResourceManager extends CompositeService implements Recoverable
{
     return builder;
   }
 
-  protected void startWebAppV2() throws IOException {
-    Configuration config = getConfig();
-    final InetSocketAddress httpAddr = config.getSocketAddr(
-        YarnConfiguration.RM_WEBAPP_UI2_ADDRESS,
-        YarnConfiguration.DEFAULT_RM_WEBAPP_UI2_ADDRESS,
-        YarnConfiguration.DEFAULT_RM_WEBAPP_UI2_PORT);
-    final InetSocketAddress httpsAddr = config.getSocketAddr(
-        YarnConfiguration.RM_WEBAPP_UI2_HTTPS_ADDRESS,
-        YarnConfiguration.DEFAULT_RM_WEBAPP_UI2_HTTPS_ADDRESS,
-        YarnConfiguration.DEFAULT_RM_WEBAPP_UI2_HTTPS_PORT);
-
-    HttpServer2.Builder builder = httpServerTemplateForRM(config, httpAddr,
-        httpsAddr, "rm");
-
-    HttpServer2 infoServer = builder.build();
-    infoServer.start();
-
-    LOG.info("Web server init done");
-  }
-
   protected void startWepApp() {
 
     // Use the customized yarn filter instead of the standard kerberos filter to
@@ -1074,9 +1063,36 @@ public class ResourceManager extends CompositeService implements Recoverable
{
       builder.withAttribute(WebAppProxy.FETCHER_ATTRIBUTE, fetcher);
       String[] proxyParts = proxyHostAndPort.split(":");
       builder.withAttribute(WebAppProxy.PROXY_HOST_ATTRIBUTE, proxyParts[0]);
+    }
+
+    WebAppContext uiWebAppContext = null;
+    if (getConfig().getBoolean(YarnConfiguration.YARN_WEBAPP_UI2_ENABLE,
+        YarnConfiguration.DEFAULT_YARN_WEBAPP_UI2_ENABLE)) {
+      String webPath = UI2_WEBAPP_NAME;
+      String onDiskPath = getConfig()
+          .get(YarnConfiguration.YARN_WEBAPP_UI2_WARFILE_PATH);
 
+      if (null == onDiskPath) {
+        String war = "hadoop-yarn-ui-" + VersionInfo.getVersion() + ".war";
+        URLClassLoader cl = (URLClassLoader) ClassLoader.getSystemClassLoader();
+        URL url = cl.findResource(war);
+
+        if (null == url) {
+          onDiskPath = "";
+        } else {
+          onDiskPath = url.getFile();
+        }
+
+        LOG.info(
+            "New web UI war file name:" + war + ", and path:" + onDiskPath);
+      }
+
+      uiWebAppContext = new WebAppContext();
+      uiWebAppContext.setContextPath(webPath);
+      uiWebAppContext.setWar(onDiskPath);
     }
-    webApp = builder.start(new RMWebApp(this));
+
+    webApp = builder.start(new RMWebApp(this), uiWebAppContext);
   }
 
   /**
@@ -1178,16 +1194,6 @@ public class ResourceManager extends CompositeService implements Recoverable
{
       transitionToActive();
     }
 
-    if (getConfig().getBoolean(YarnConfiguration.RM_WEBAPP_UI2_ENABLE,
-        YarnConfiguration.DEFAULT_RM_WEBAPP_UI2_ENABLE)) {
-      try {
-        startWebAppV2();
-        LOG.info("Yarn WebApp UI 2 is started");
-      } catch (Exception e) {
-        LOG.error("Failed to start Yarn web app v2:" + e.getMessage());
-      }
-    }
-
     startWepApp();
     if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER,
         false)) {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/3de0da2a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/config/default-config.js
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/config/default-config.js
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/config/default-config.js
index 92d0721..c5dbbea 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/config/default-config.js
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/config/default-config.js
@@ -18,7 +18,7 @@
 
 module.exports = { // Yarn UI App configurations
     hosts: {
-      localBaseAddress: "localhost:1337",
+      localBaseAddress: "",
       timelineWebAddress: "localhost:8188",
       rmWebAddress: "localhost:8088",
       protocolScheme: "http:"
@@ -29,4 +29,4 @@ module.exports = { // Yarn UI App configurations
       metrics: 'ws/v1/cluster/metrics',
       node: 'ws/v1/node'
     },
-};
\ No newline at end of file
+};


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