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HDFS-5928. Show namespace and namenode ID on NN dfshealth page. Contributed by Siqi Li.

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This commit is contained in:
Haohui Mai 2014-10-27 16:22:19 -07:00
parent a16d022ca4
commit 00b4e44a2e
3 changed files with 27 additions and 2 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -309,6 +309,9 @@ Release 2.7.0 - UNRELEASED
HDFS-7283. Bump DataNode OOM log from WARN to ERROR.
(Stephen Chu via wheat9)
HDFS-5928. Show namespace and namenode ID on NN dfshealth page.
(Siqi Li via wheat9)
OPTIMIZATIONS
BUG FIXES

9
hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.html
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@ -116,15 +116,20 @@
{/nn}
<div class="page-header"><h1>Overview {#nnstat}<small>'{HostAndPort}' ({State})</small>{/nnstat}</h1></div>
{#nn}
<table class="table table-bordered table-striped">
{#HAInfo}
<tr><th>Namespace:</th><td>{Namespace}</td></tr>
<tr><th>Namenode ID:</th><td>{NamenodeID}</td></tr>
{/HAInfo}
{#nn}
<tr><th>Started:</th><td>{NNStarted}</td></tr>
<tr><th>Version:</th><td>{Version}</td></tr>
<tr><th>Compiled:</th><td>{CompileInfo}</td></tr>
<tr><th>Cluster ID:</th><td>{ClusterId}</td></tr>
<tr><th>Block Pool ID:</th><td>{BlockPoolId}</td></tr>
</table>
{/nn}
</table>
<div class="page-header"><h1>Summary</h1></div>
<p>

17
hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/dfshealth.js
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@ -54,6 +54,23 @@
var data = {};
$.ajax({'url': '/conf', 'dataType': 'xml', 'async': false}).done(
function(d) {
var $xml = $(d);
var namespace, nnId;
$xml.find('property').each(function(idx,v) {
if ($(v).find('name').text() === 'dfs.nameservice.id') {
namespace = $(v).find('value').text();
}
if ($(v).find('name').text() === 'dfs.ha.namenode.id') {
nnId = $(v).find('value').text();
}
});
if (namespace && nnId) {
data['HAInfo'] = {"Namespace": namespace, "NamenodeID": nnId};
}
});
// Workarounds for the fact that JMXJsonServlet returns non-standard JSON strings
function workaround(nn) {
nn.JournalTransactionInfo = JSON.parse(nn.JournalTransactionInfo);