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From t...@apache.org
Subject svn commit: r1342102 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: ./ src/main/java/org/apache/hadoop/hdfs/server/common/ src/main/java/org/apache/hadoop/hdfs/server/namenode/ src/main/webapps/hdfs/ src/main/webapps/static/
Date Thu, 24 May 2012 00:27:52 GMT
Author: todd
Date: Thu May 24 00:27:51 2012
New Revision: 1342102

URL: http://svn.apache.org/viewvc?rev=1342102&view=rev
Log:
HDFS-1013. Miscellaneous improvements to HTML markup for web UIs. Contributed by Eugene Koontz.

Added:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/hadoop.css
Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.jsp

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1342102&r1=1342101&r2=1342102&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Thu May 24 00:27:51 2012
@@ -203,6 +203,9 @@ Release 2.0.1-alpha - UNRELEASED
     HDFS-3454. Balancer unconditionally logs InterruptedException at
     INFO level on shutdown if security is enabled. (eli)
 
+    HDFS-1013. Miscellaneous improvements to HTML markup for web UIs
+    (Eugene Koontz via todd)
+
   OPTIMIZATIONS
 
     HDFS-2982. Startup performance suffers when there are many edit log

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java?rev=1342102&r1=1342101&r2=1342102&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java
Thu May 24 00:27:51 2012
@@ -438,9 +438,9 @@ public class JspHelper {
 
   /** Return a table containing version information. */
   public static String getVersionTable() {
-    return "<div id='dfstable'><table>"       
-        + "\n  <tr><td id='col1'>Version:</td><td>" + VersionInfo.getVersion()
+ ", " + VersionInfo.getRevision()
-        + "\n  <tr><td id='col1'>Compiled:</td><td>" + VersionInfo.getDate()
+ " by " + VersionInfo.getUser() + " from " + VersionInfo.getBranch()
+    return "<div class='dfstable'><table>"       
+        + "\n  <tr><td class='col1'>Version:</td><td>" + VersionInfo.getVersion()
+ ", " + VersionInfo.getRevision() + "</td></tr>"
+        + "\n  <tr><td class='col1'>Compiled:</td><td>" + VersionInfo.getDate()
+ " by " + VersionInfo.getUser() + " from " + VersionInfo.getBranch() + "</td></tr>"
         + "\n</table></div>";
   }
 

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java?rev=1342102&r1=1342101&r2=1342102&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
Thu May 24 00:27:51 2012
@@ -67,16 +67,16 @@ class NamenodeJspHelper {
       return "";
     return "Safe mode is ON. <em>" + fsn.getSafeModeTip() + "</em><br>";
   }
-  
+
   /**
    * returns security mode of the cluster (namenode)
    * @return "on" if security is on, and "off" otherwise
    */
-  static String getSecurityModeText() {  
+  static String getSecurityModeText() {
     if(UserGroupInformation.isSecurityEnabled()) {
-      return "Security is <em>ON</em> <br>";
+      return "<div class=\"security\">Security is <em>ON</em></div>";
     } else {
-      return "Security is <em>OFF</em> <br>";
+      return "<div class=\"security\">Security is <em>OFF</em></div>";
     }
   }
 
@@ -99,22 +99,22 @@ class NamenodeJspHelper {
     long used = (totalMemory * 100) / commitedMemory;
     long usedNonHeap = (totalNonHeap * 100) / commitedNonHeap;
 
-    String str = inodes + " files and directories, " + blocks + " blocks = "
+    String str = "<div>" + inodes + " files and directories, " + blocks + " blocks
= "
         + (inodes + blocks) + " total";
     if (maxobjects != 0) {
       long pct = ((inodes + blocks) * 100) / maxobjects;
       str += " / " + maxobjects + " (" + pct + "%)";
     }
-    str += ".<br>";
-    str += "Heap Memory used " + StringUtils.byteDesc(totalMemory) + " is "
-        + " " + used + "% of Commited Heap Memory " 
+    str += ".</div>";
+    str += "<div>Heap Memory used " + StringUtils.byteDesc(totalMemory) + " is "
+        + " " + used + "% of Commited Heap Memory "
         + StringUtils.byteDesc(commitedMemory)
         + ". Max Heap Memory is " + StringUtils.byteDesc(maxMemory) +
-        ". <br>";
-    str += "Non Heap Memory used " + StringUtils.byteDesc(totalNonHeap) + " is"
+        ". </div>";
+    str += "<div>Non Heap Memory used " + StringUtils.byteDesc(totalNonHeap) + " is"
         + " " + usedNonHeap + "% of " + " Commited Non Heap Memory "
         + StringUtils.byteDesc(commitedNonHeap) + ". Max Non Heap Memory is "
-        + StringUtils.byteDesc(maxNonHeap) + ".<br>";
+        + StringUtils.byteDesc(maxNonHeap) + ".</div>";
     return str;
   }
 
@@ -133,19 +133,17 @@ class NamenodeJspHelper {
 
   /** Return a table containing version information. */
   static String getVersionTable(FSNamesystem fsn) {
-    return "<div id='dfstable'><table>"
-        + "\n  <tr><td id='col1'>Started:</td><td>" + fsn.getStartTime()
-        + "</td></tr>\n" + "\n  <tr><td id='col1'>Version:</td><td>"
+    return "<div class='dfstable'><table>"
+        + "\n  <tr><td class='col1'>Started:</td><td>" + fsn.getStartTime()
+        + "</td></tr>\n" + "\n  <tr><td class='col1'>Version:</td><td>"
         + VersionInfo.getVersion() + ", " + VersionInfo.getRevision()
-        + "\n  <tr><td id='col1'>Compiled:</td><td>" + VersionInfo.getDate()
+        + "</td></tr>\n" + "\n  <tr><td class='col1'>Compiled:</td><td>"
+ VersionInfo.getDate()
         + " by " + VersionInfo.getUser() + " from " + VersionInfo.getBranch()
-        + "\n  <tr><td id='col1'>Upgrades:</td><td>"
-        + getUpgradeStatusText(fsn) 
-        + "\n  <tr><td id='col1'>Cluster ID:</td><td>" + fsn.getClusterId()
-        + "</td></tr>\n" 
-        + "\n  <tr><td id='col1'>Block Pool ID:</td><td>" + fsn.getBlockPoolId()
-        + "</td></tr>\n" 
-        + "\n</table></div>";
+        + "</td></tr>\n  <tr><td class='col1'>Upgrades:</td><td>"
+        + getUpgradeStatusText(fsn)
+        + "</td></tr>\n  <tr><td class='col1'>Cluster ID:</td><td>"
+ fsn.getClusterId()
+        + "</td></tr>\n  <tr><td class='col1'>Block Pool ID:</td><td>"
+ fsn.getBlockPoolId()
+        + "</td></tr>\n</table></div>";
   }
 
   /**
@@ -157,14 +155,15 @@ class NamenodeJspHelper {
     if (missingBlocks > 0) {
       StringBuilder result = new StringBuilder();
 
-      // Warning class is typically displayed in RED
-      result.append("<br/><a class=\"warning\" href=\"/corrupt_files.jsp\" title=\"List
corrupt files\">\n");
+      // Warning class is typically displayed in RED.
+      result.append("<div>"); // opening tag of outer <div>.
+      result.append("<a class=\"warning\" href=\"/corrupt_files.jsp\" title=\"List corrupt
files\">\n");
       result.append("<b>WARNING : There are " + missingBlocks
           + " missing blocks. Please check the logs or run fsck in order to identify the
missing blocks.</b>");
       result.append("</a>");
 
-      result.append("<br/><div class=\"small\">See the Hadoop FAQ for common
causes and potential solutions.");
-      result.append("<br/><br/>\n");
+      result.append("<div class=\"small\">See the Hadoop FAQ for common causes and
potential solutions.</div>");
+      result.append("</div>\n"); // closing tag of outer <div>.
 
       return result.toString();
     }
@@ -205,11 +204,11 @@ class NamenodeJspHelper {
 
       // FS Image storage configuration
       out.print("<h3> " + nn.getRole() + " Storage: </h3>");
-      out.print("<div id=\"dfstable\"> <table border=1 cellpadding=10 cellspacing=0
title=\"NameNode Storage\">\n"
+      out.print("<div class=\"dfstable\"> <table class=\"storage\" title=\"NameNode
Storage\">\n"
               + "<thead><tr><td><b>Storage Directory</b></td><td><b>Type</b></td><td><b>State</b></td></tr></thead>");
 
       StorageDirectory st = null;
-      for (Iterator<StorageDirectory> it 
+      for (Iterator<StorageDirectory> it
              = fsImage.getStorage().dirIterator(); it.hasNext();) {
         st = it.next();
         String dir = "" + st.getRoot();
@@ -224,10 +223,10 @@ class NamenodeJspHelper {
         String dir = "" + st.getRoot();
         String type = "" + st.getStorageDirType();
         out.print("<tr><td>" + dir + "</td><td>" + type
-            + "</td><td><font color=red>Failed</font></td></tr>");
+            + "</td><td><span class=\"failed\">Failed</span></td></tr>");
       }
 
-      out.print("</table></div><br>\n");
+      out.print("</table></div>\n");
     }
 
     void generateHealthReport(JspWriter out, NameNode nn,
@@ -320,7 +319,7 @@ class NamenodeJspHelper {
               + "Number of Under-Replicated Blocks" + colTxt() + ":" + colTxt()
               + fsn.getBlockManager().getUnderReplicatedNotMissingBlocks(); 
       }
-      out.print("<div id=\"dfstable\"> <table>\n" + rowTxt() + colTxt()
+      out.print("<div class=\"dfstable\"> <table>\n" + rowTxt() + colTxt()
           + "Configured Capacity" + colTxt() + ":" + colTxt()
           + StringUtils.byteDesc(total) + rowTxt() + colTxt() + "DFS Used"
           + colTxt() + ":" + colTxt() + StringUtils.byteDesc(used) + rowTxt()
@@ -359,7 +358,7 @@ class NamenodeJspHelper {
           + "</table></div><br>\n");
 
       if (live.isEmpty() && dead.isEmpty()) {
-        out.print("There are no datanodes in the cluster");
+        out.print("There are no datanodes in the cluster.");
       }
     }
   }
@@ -633,7 +632,7 @@ class NamenodeJspHelper {
         if (whatNodes.equals("LIVE")) {
           out.print("<a name=\"LiveNodes\" id=\"title\">" + "Live Datanodes : "
               + live.size() + "</a>"
-              + "<br><br>\n<table border=1 cellspacing=0>\n");
+              + "<br><br>\n<table class=\"nodes\">\n");
 
           counterReset();
 

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.jsp
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.jsp?rev=1342102&r1=1342101&r2=1342102&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.jsp
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.jsp
Thu May 24 00:27:51 2012
@@ -39,10 +39,10 @@
 
 <!DOCTYPE html>
 <html>
-
+<head>
 <link rel="stylesheet" type="text/css" href="/static/hadoop.css">
 <title>Hadoop <%=namenodeRole%>&nbsp;<%=namenodeLabel%></title>
-    
+</head>    
 <body>
 <h1><%=namenodeRole%> '<%=namenodeLabel%>' (<%=namenodeState%>)</h1>
 <%= NamenodeJspHelper.getVersionTable(fsn) %>

Added: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/hadoop.css
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/hadoop.css?rev=1342102&view=auto
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/hadoop.css
(added)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/static/hadoop.css
Thu May 24 00:27:51 2012
@@ -0,0 +1,157 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements.  See the NOTICE file distributed with
+* this work for additional information regarding copyright ownership.
+* The ASF licenses this file to You under the Apache License, Version 2.0
+* (the "License"); you may not use this file except in compliance with
+* the License.  You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+body {
+  background-color : #ffffff;
+  font-family : sans-serif;
+}
+
+.small {
+  font-size : smaller;
+}
+
+div#dfsnodetable tr#row1, div.dfstable td.col1 {
+	font-weight : bolder;
+}
+
+div.dfstable th {
+    text-align:left;
+	vertical-align : top;
+}
+
+div.dfstable td#col3 {
+	text-align : right;
+}
+
+div#dfsnodetable caption {
+	text-align : left;
+}
+
+div#dfsnodetable a#title {
+	font-size : larger;
+	font-weight : bolder;
+}
+
+div#dfsnodetable td, th {
+	border-bottom-style : none;
+        padding-bottom : 4px;
+        padding-top : 4px;       
+}
+
+div#dfsnodetable A:link, A:visited {
+	text-decoration : none;       
+}
+
+div#dfsnodetable th.header, th.headerASC, th.headerDSC {
+        padding-bottom : 8px;
+        padding-top : 8px;       
+}
+div#dfsnodetable th.header:hover, th.headerASC:hover, th.headerDSC:hover,
+                 td.name:hover {
+        text-decoration : underline;
+	cursor : pointer;
+}
+
+div#dfsnodetable td.blocks, td.size, td.pcused, td.adminstate, td.lastcontact {
+	text-align : right;
+}
+
+div#dfsnodetable .rowNormal .header {
+	background-color : #ffffff;
+}
+div#dfsnodetable .rowAlt, .headerASC, .headerDSC {
+	background-color : lightyellow;
+}
+
+.warning {
+        font-weight : bolder;
+        color : red;	
+}
+
+div.dfstable table {
+	white-space : pre;
+}
+
+table.storage, table.nodes {
+    border-collapse: collapse;
+}
+
+table.storage td {
+	padding:10px;
+	border:1px solid black;
+}
+
+table.nodes td {
+	padding:0px;
+	border:1px solid black;
+}
+
+div#dfsnodetable td, div#dfsnodetable th, div.dfstable td {
+	padding-left : 10px;
+	padding-right : 10px;
+}
+
+td.perc_filled {
+  background-color:#AAAAFF;
+}
+
+td.perc_nonfilled {
+  background-color:#FFFFFF;
+}
+
+line.taskgraphline {
+  stroke-width:1;stroke-linecap:round;
+}
+
+#quicklinks {
+	margin: 0;
+	padding: 2px 4px;
+	position: fixed;
+	top: 0;
+	right: 0;
+	text-align: right;
+	background-color: #eee;
+	font-weight: bold;
+}
+
+#quicklinks ul {
+	margin: 0;
+	padding: 0;
+	list-style-type: none;
+	font-weight: normal;
+}
+
+#quicklinks ul {
+	display: none;
+}
+
+#quicklinks a {
+	font-size: smaller;
+	text-decoration: none;
+}
+
+#quicklinks ul a {
+	text-decoration: underline;
+}
+
+span.failed {
+    color:red;
+}
+
+div.security {
+    width:100%;
+}



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