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HDFS-13187. RBF: Fix Routers information shown in the web UI. Contributed by Inigo Goiri and Wei Yan. 

(cherry picked from commit 6ce9f79cc9)
This commit is contained in:
Wei Yan 2018-02-26 15:13:41 -08:00
parent 0ccd7138a7
commit 6ca6ae7910
2 changed files with 57 additions and 11 deletions
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4
hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/router/federationhealth.html
View File

@ -35,6 +35,7 @@
<ul class="nav navbar-nav" id="ui-tabs">
<li><a href="#tab-overview">Overview</a></li>
<li><a href="#tab-namenode">Subclusters</a></li>
<li><a href="#tab-router">Routers</a></li>
<li><a href="#tab-datanode">Datanodes</a></li>
<li><a href="#tab-mounttable">Mount table</a></li>
<li class="dropdown">
@ -62,6 +63,7 @@
<div class="tab-content">
<div class="tab-pane" id="tab-overview"></div>
<div class="tab-pane" id="tab-namenode"></div>
<div class="tab-pane" id="tab-router"></div>
<div class="tab-pane" id="tab-datanode"></div>
<div class="tab-pane" id="tab-mounttable"></div>
</div>
@ -245,6 +247,8 @@
</small>
</script>
<!-- Routers -->
<script type="text/x-dust-template" id="tmpl-router">
<div class="page-header"><h1>Routers Information</h1></div>
<div>
<ul class="dfshealth-node-legend">

64
hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/router/federationhealth.js
View File

@ -20,6 +20,7 @@
dust.loadSource(dust.compile($('#tmpl-federationhealth').html(), 'federationhealth'));
dust.loadSource(dust.compile($('#tmpl-namenode').html(), 'namenode-info'));
dust.loadSource(dust.compile($('#tmpl-router').html(), 'router-info'));
dust.loadSource(dust.compile($('#tmpl-datanode').html(), 'datanode-info'));
dust.loadSource(dust.compile($('#tmpl-mounttable').html(), 'mounttable'));
@ -133,6 +134,48 @@
}
}
r.Nameservices = node_map_to_array(JSON.parse(r.Nameservices));
augment_namenodes(r.Nameservices);
r.Namenodes = node_map_to_array(JSON.parse(r.Namenodes));
augment_namenodes(r.Namenodes);
return r;
}
$.get(
'/jmx?qry=Hadoop:service=Router,name=FederationState',
guard_with_startup_progress(function (resp) {
var data = workaround(resp.beans[0]);
var base = dust.makeBase(HELPERS);
dust.render('namenode-info', base.push(data), function(err, out) {
$('#tab-namenode').html(out);
$('#ui-tabs a[href="#tab-namenode"]').tab('show');
});
})).error(ajax_error_handler);
}
function load_router_info() {
var HELPERS = {
'helper_lastcontact_tostring' : function (chunk, ctx, bodies, params) {
var value = dust.helpers.tap(params.value, chunk, ctx);
return chunk.write('' + new Date(Date.now()-1000*Number(value)));
}
};
function workaround(r) {
function node_map_to_array(nodes) {
var res = [];
for (var n in nodes) {
var p = nodes[n];
p.name = n;
res.push(p);
}
return res;
}
function capitalise(string) {
return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase();
}
function augment_routers(nodes) {
for (var i = 0, e = nodes.length; i < e; ++i) {
var n = nodes[i];
@ -157,10 +200,6 @@
}
}
r.Nameservices = node_map_to_array(JSON.parse(r.Nameservices));
augment_namenodes(r.Nameservices);
r.Namenodes = node_map_to_array(JSON.parse(r.Namenodes));
augment_namenodes(r.Namenodes);
r.Routers = node_map_to_array(JSON.parse(r.Routers));
augment_routers(r.Routers);
return r;
@ -171,9 +210,9 @@
guard_with_startup_progress(function (resp) {
var data = workaround(resp.beans[0]);
var base = dust.makeBase(HELPERS);
dust.render('namenode-info', base.push(data), function(err, out) {
$('#tab-namenode').html(out);
$('#ui-tabs a[href="#tab-namenode"]').tab('show');
dust.render('router-info', base.push(data), function(err, out) {
$('#tab-router').html(out);
$('#ui-tabs a[href="#tab-router"]').tab('show');
});
})).error(ajax_error_handler);
}
@ -314,17 +353,20 @@
function load_page() {
var hash = window.location.hash;
switch(hash) {
case "#tab-mounttable":
load_mount_table();
case "#tab-overview":
load_overview();
break;
case "#tab-namenode":
load_namenode_info();
break;
case "#tab-router":
load_router_info();
break;
case "#tab-datanode":
load_datanode_info();
break;
case "#tab-overview":
load_overview();
case "#tab-mounttable":
load_mount_table();
break;
default:
window.location.hash = "tab-overview";