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HBASE-23994:Add WebUI to Canary (#1292) 

HBASE-23994: Add WebUI to Canary

Signed-off-by: Duo Zhang <zhangduo@apache.org>
Signed-off-by: Nick Dimiduk <ndimiduk@apache.org>
This commit is contained in:
GeorryHuang 2020-04-15 06:52:22 +08:00 committed by GitHub
parent 4fc3527e46
commit daf79de329
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 437 additions and 2 deletions
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156
hbase-server/src/main/jamon/org/apache/hadoop/hbase/tmpl/tool/CanaryStatusTmpl.jamon Normal file
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@ -0,0 +1,156 @@
<%doc>
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.
</%doc>
<%args>
RegionStdOutSink sink;
</%args>
<%import>
java.util.Map;
java.util.concurrent.atomic.LongAdder;
org.apache.hadoop.hbase.ServerName;
org.apache.hadoop.hbase.tool.CanaryTool.RegionStdOutSink;
</%import>
<!--[if IE]>
<!DOCTYPE html>
<![endif]-->
<?xml version="1.0" encoding="UTF-8" ?>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Canary</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="">
<link href="/static/css/bootstrap.min.css" rel="stylesheet">
<link href="/static/css/bootstrap-theme.min.css" rel="stylesheet">
<link href="/static/css/hbase.css" rel="stylesheet">
</head>
<body>
<div class="navbar navbar-fixed-top navbar-default">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="/canary-status"><img src="/static/hbase_logo_small.png" alt="HBase Logo"/></a>
</div>
</div>
</div>
<div class="container">
<section>
<h2>Failed Servers</h2>
<%java>
Map<ServerName, LongAdder> perServerFailuresCount = sink.getPerServerFailuresCount();
</%java>
<table class="table table-striped">
<tr>
<th>Server</th>
<th>Failures Count</th>
</tr>
<%if (perServerFailuresCount != null && perServerFailuresCount.size() > 0)%>
<%for Map.Entry<ServerName, LongAdder> entry : perServerFailuresCount.entrySet() %>
<tr>
<td><& serverNameLink ; serverName = entry.getKey() &></td>
<td><% entry.getValue() %></td>
</tr>
</%for>
</%if>
<tr><td>Total Failed Servers: <% (perServerFailuresCount != null) ? perServerFailuresCount.size() : 0 %></td></tr>
</table>
</section>
<section>
<h2>Failed Tables</h2>
<%java>
Map<String, LongAdder> perTableFailuresCount = sink.getPerTableFailuresCount();
</%java>
<table class="table table-striped">
<tr>
<th>Table</th>
<th>Failures Count</th>
</tr>
<%if (perTableFailuresCount != null && perTableFailuresCount.size() > 0)%>
<%for Map.Entry<String, LongAdder> entry : perTableFailuresCount.entrySet()%>
<tr>
<td><% entry.getKey() %></td>
<td><% entry.getValue() %></td>
</tr>
</%for>
</%if>
<tr><td>Total Failed Tables: <% (perTableFailuresCount != null) ? perTableFailuresCount.size() : 0 %></td></tr>
</table>
</section>
<section>
<h2>Software Attributes</h2>
<table id="attributes_table" class="table table-striped">
<tr>
<th>Attribute Name</th>
<th>Value</th>
<th>Description</th>
</tr>
<tr>
<td>HBase Version</td>
<td><% org.apache.hadoop.hbase.util.VersionInfo.getVersion() %>, r<% org.apache.hadoop.hbase.util.VersionInfo.getRevision() %></td><td>HBase version and revision</td>
</tr>
<tr>
<td>HBase Compiled</td>
<td><% org.apache.hadoop.hbase.util.VersionInfo.getDate() %>, <% org.apache.hadoop.hbase.util.VersionInfo.getUser() %></td>
<td>When HBase version was compiled and by whom</td>
</tr>
<tr>
<td>Hadoop Version</td>
<td><% org.apache.hadoop.util.VersionInfo.getVersion() %>, r<% org.apache.hadoop.util.VersionInfo.getRevision() %></td>
<td>Hadoop version and revision</td>
</tr>
<tr>
<td>Hadoop Compiled</td>
<td><% org.apache.hadoop.util.VersionInfo.getDate() %>, <% org.apache.hadoop.util.VersionInfo.getUser() %></td>
<td>When Hadoop version was compiled and by whom</td>
</tr>
</table>
</section>
</div>
</div> <!-- /container -->
<script src="/static/js/jquery.min.js" type="text/javascript"></script>
<script src="/static/js/bootstrap.min.js" type="text/javascript"></script>
<script src="/static/js/tab.js" type="text/javascript"></script>
</body>
</html>
<%def serverNameLink>
<%args>
ServerName serverName;
</%args>
<%java>
int infoPort = serverName.getPort() + 1;
String url = "//" + serverName.getHostname() + ":" + infoPort + "/";
</%java>
<%if (infoPort > 0) %>
<a href="<% url %>"><% serverName.getServerName() %></a>
<%else>
<% serverName.getServerName() %>
</%if>
</%def>

49
hbase-server/src/main/java/org/apache/hadoop/hbase/tool/CanaryStatusServlet.java Normal file
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@ -0,0 +1,49 @@
/**
*
* 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.
*/
package org.apache.hadoop.hbase.tool;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.hadoop.hbase.tmpl.tool.CanaryStatusTmpl;
import org.apache.yetus.audience.InterfaceAudience;
@InterfaceAudience.Private
public class CanaryStatusServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
CanaryTool.RegionStdOutSink sink =
(CanaryTool.RegionStdOutSink) getServletContext().getAttribute(
"sink");
if (sink == null) {
throw new ServletException(
"RegionStdOutSink is null! The CanaryTool's InfoServer is not initialized correctly");
}
resp.setContentType("text/html");
CanaryStatusTmpl tmpl = new CanaryStatusTmpl();
tmpl.render(resp.getWriter(), sink);
}
}

78
hbase-server/src/main/java/org/apache/hadoop/hbase/tool/CanaryTool.java
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@ -24,6 +24,7 @@ import static org.apache.hadoop.hbase.HConstants.ZOOKEEPER_ZNODE_PARENT;
import java.io.Closeable; import java.io.Closeable;
import java.io.IOException; import java.io.IOException;
import java.net.BindException;
import java.net.InetSocketAddress; import java.net.InetSocketAddress;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Arrays; import java.util.Arrays;
@ -39,6 +40,7 @@ import java.util.Set;
import java.util.TreeSet; import java.util.TreeSet;
import java.util.concurrent.Callable; import java.util.concurrent.Callable;
import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException; import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService; import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future; import java.util.concurrent.Future;
@ -81,6 +83,7 @@ import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.client.TableDescriptor; import org.apache.hadoop.hbase.client.TableDescriptor;
import org.apache.hadoop.hbase.client.TableDescriptorBuilder; import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
import org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter; import org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter;
import org.apache.hadoop.hbase.http.InfoServer;
import org.apache.hadoop.hbase.tool.CanaryTool.RegionTask.TaskType; import org.apache.hadoop.hbase.tool.CanaryTool.RegionTask.TaskType;
import org.apache.hadoop.hbase.util.Bytes; import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.EnvironmentEdgeManager; import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
@ -122,6 +125,37 @@ import org.apache.hbase.thirdparty.com.google.common.collect.Lists;
*/ */
@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS) @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)
public class CanaryTool implements Tool, Canary { public class CanaryTool implements Tool, Canary {
public static final String HBASE_CANARY_INFO_PORT = "hbase.canary.info.port";
public static final int DEFAULT_CANARY_INFOPORT = 16050;
public static final String HBASE_CANARY_INFO_BINDADDRESS = "hbase.canary.info.bindAddress";
private InfoServer infoServer;
private void putUpWebUI() throws IOException {
int port = conf.getInt(HBASE_CANARY_INFO_PORT, DEFAULT_CANARY_INFOPORT);
// -1 is for disabling info server
if (port < 0) {
return;
}
if (zookeeperMode) {
LOG.info("WebUI is not supported in Zookeeper mode");
} else if (regionServerMode) {
LOG.info("WebUI is not supported in RegionServer mode");
} else {
String addr = conf.get(HBASE_CANARY_INFO_BINDADDRESS, "0.0.0.0");
try {
infoServer = new InfoServer("canary", addr, port, false, conf);
infoServer.addUnprivilegedServlet("canary", "/canary-status", CanaryStatusServlet.class);
infoServer.setAttribute("sink", this.sink);
infoServer.start();
LOG.info("Bind Canary http info server to {}:{} ", addr, port);
} catch (BindException e) {
LOG.warn("Failed binding Canary http info server to {}:{}", addr, port, e);
}
}
}
@Override @Override
public int checkRegions(String[] targets) throws Exception { public int checkRegions(String[] targets) throws Exception {
@ -273,10 +307,45 @@ public class CanaryTool implements Tool, Canary {
public static class RegionStdOutSink extends StdOutSink { public static class RegionStdOutSink extends StdOutSink {
private Map<String, LongAdder> perTableReadLatency = new HashMap<>(); private Map<String, LongAdder> perTableReadLatency = new HashMap<>();
private LongAdder writeLatency = new LongAdder(); private LongAdder writeLatency = new LongAdder();
private final Map<String, List<RegionTaskResult>> regionMap = new ConcurrentHashMap<>(); private final ConcurrentMap<String, List<RegionTaskResult>> regionMap =
new ConcurrentHashMap<>();
private ConcurrentMap<ServerName, LongAdder> perServerFailuresCount =
new ConcurrentHashMap<>();
private ConcurrentMap<String, LongAdder> perTableFailuresCount = new ConcurrentHashMap<>();
public ConcurrentMap<ServerName, LongAdder> getPerServerFailuresCount() {
return perServerFailuresCount;
}
public ConcurrentMap<String, LongAdder> getPerTableFailuresCount() {
return perTableFailuresCount;
}
public void resetFailuresCountDetails() {
perServerFailuresCount.clear();
perTableFailuresCount.clear();
}
private void incFailuresCountDetails(ServerName serverName, RegionInfo region) {
perServerFailuresCount.compute(serverName, (server, count) -> {
if (count == null) {
count = new LongAdder();
}
count.increment();
return count;
});
perTableFailuresCount.compute(region.getTable().getNameAsString(), (tableName, count) -> {
if (count == null) {
count = new LongAdder();
}
count.increment();
return count;
});
}
public void publishReadFailure(ServerName serverName, RegionInfo region, Exception e) { public void publishReadFailure(ServerName serverName, RegionInfo region, Exception e) {
incReadFailureCount(); incReadFailureCount();
incFailuresCountDetails(serverName, region);
LOG.error("Read from {} on serverName={} failed", LOG.error("Read from {} on serverName={} failed",
region.getRegionNameAsString(), serverName, e); region.getRegionNameAsString(), serverName, e);
} }
@ -284,6 +353,7 @@ public class CanaryTool implements Tool, Canary {
public void publishReadFailure(ServerName serverName, RegionInfo region, public void publishReadFailure(ServerName serverName, RegionInfo region,
ColumnFamilyDescriptor column, Exception e) { ColumnFamilyDescriptor column, Exception e) {
incReadFailureCount(); incReadFailureCount();
incFailuresCountDetails(serverName, region);
LOG.error("Read from {} on serverName={}, columnFamily={} failed", LOG.error("Read from {} on serverName={}, columnFamily={} failed",
region.getRegionNameAsString(), serverName, region.getRegionNameAsString(), serverName,
column.getNameAsString(), e); column.getNameAsString(), e);
@ -304,12 +374,14 @@ public class CanaryTool implements Tool, Canary {
public void publishWriteFailure(ServerName serverName, RegionInfo region, Exception e) { public void publishWriteFailure(ServerName serverName, RegionInfo region, Exception e) {
incWriteFailureCount(); incWriteFailureCount();
incFailuresCountDetails(serverName, region);
LOG.error("Write to {} on {} failed", region.getRegionNameAsString(), serverName, e); LOG.error("Write to {} on {} failed", region.getRegionNameAsString(), serverName, e);
} }
public void publishWriteFailure(ServerName serverName, RegionInfo region, public void publishWriteFailure(ServerName serverName, RegionInfo region,
ColumnFamilyDescriptor column, Exception e) { ColumnFamilyDescriptor column, Exception e) {
incWriteFailureCount(); incWriteFailureCount();
incFailuresCountDetails(serverName, region);
LOG.error("Write to {} on {} {} failed", region.getRegionNameAsString(), serverName, LOG.error("Write to {} on {} {} failed", region.getRegionNameAsString(), serverName,
column.getNameAsString(), e); column.getNameAsString(), e);
} }
@ -345,7 +417,7 @@ public class CanaryTool implements Tool, Canary {
return this.writeLatency; return this.writeLatency;
} }
public Map<String, List<RegionTaskResult>> getRegionMap() { public ConcurrentMap<String, List<RegionTaskResult>> getRegionMap() {
return this.regionMap; return this.regionMap;
} }
@ -908,6 +980,7 @@ public class CanaryTool implements Tool, Canary {
System.arraycopy(args, index, monitorTargets, 0, length); System.arraycopy(args, index, monitorTargets, 0, length);
} }
putUpWebUI();
if (zookeeperMode) { if (zookeeperMode) {
return checkZooKeeper(); return checkZooKeeper();
} else if (regionServerMode) { } else if (regionServerMode) {
@ -1352,6 +1425,7 @@ public class CanaryTool implements Tool, Canary {
try { try {
List<Future<Void>> taskFutures = new LinkedList<>(); List<Future<Void>> taskFutures = new LinkedList<>();
RegionStdOutSink regionSink = this.getSink(); RegionStdOutSink regionSink = this.getSink();
regionSink.resetFailuresCountDetails();
if (this.targets != null && this.targets.length > 0) { if (this.targets != null && this.targets.length > 0) {
String[] tables = generateMonitorTables(this.targets); String[] tables = generateMonitorTables(this.targets);
// Check to see that each table name passed in the -readTableTimeouts argument is also // Check to see that each table name passed in the -readTableTimeouts argument is also

20
hbase-server/src/main/resources/hbase-webapps/canary/canary.jsp Normal file
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@ -0,0 +1,20 @@
<%--
/**
* 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.
*/
--%>
<meta HTTP-EQUIV="REFRESH" content="0;url=/canary-status"/>

20
hbase-server/src/main/resources/hbase-webapps/canary/index.html Normal file
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@ -0,0 +1,20 @@
<!--
/**
* 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.
*/
-->
<meta HTTP-EQUIV="REFRESH" content="0;url=/canary-status"/>

116
hbase-server/src/test/java/org/apache/hadoop/hbase/tool/TestCanaryStatusServlet.java Normal file
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@ -0,0 +1,116 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.
*/
package org.apache.hadoop.hbase.tool;
import java.io.IOException;
import java.io.StringWriter;
import org.apache.hadoop.hbase.HBaseClassTestRule;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.RegionInfo;
import org.apache.hadoop.hbase.client.RegionInfoBuilder;
import org.apache.hadoop.hbase.testclassification.SmallTests;
import org.apache.hadoop.hbase.tmpl.tool.CanaryStatusTmpl;
import org.junit.Assert;
import org.junit.ClassRule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({ SmallTests.class })
public class TestCanaryStatusServlet {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestCanaryStatusServlet.class);
@Test
public void testFailures() throws IOException {
CanaryTool.RegionStdOutSink regionStdOutSink = new CanaryTool.RegionStdOutSink();
ServerName serverName1 = ServerName.valueOf("staging-st04.server:22600",
1584180761635L);
TableName fakeTableName1 = TableName.valueOf("fakeTableName1");
RegionInfo regionInfo1 = RegionInfoBuilder.newBuilder(fakeTableName1).build();
ServerName serverName2 = ServerName.valueOf("staging-st05.server:22600",
1584180761636L);
TableName fakeTableName2 = TableName.valueOf("fakeTableName2");
RegionInfo regionInfo2 = RegionInfoBuilder.newBuilder(fakeTableName2).build();
regionStdOutSink.publishReadFailure(serverName1, regionInfo1, new IOException());
regionStdOutSink.publishWriteFailure(serverName2, regionInfo2, new IOException());
CanaryStatusTmpl tmpl = new CanaryStatusTmpl();
StringWriter renderResultWriter = new StringWriter();
tmpl.render(renderResultWriter, regionStdOutSink);
String renderResult = renderResultWriter.toString();
Assert.assertTrue(renderResult.contains("staging-st04.server,22600"));
Assert.assertTrue(renderResult.contains("fakeTableName1"));
Assert.assertTrue(renderResult.contains("staging-st05.server,22600"));
Assert.assertTrue(renderResult.contains("fakeTableName2"));
}
@Test
public void testReadFailuresOnly() throws IOException {
CanaryTool.RegionStdOutSink regionStdOutSink = new CanaryTool.RegionStdOutSink();
ServerName serverName1 = ServerName.valueOf("staging-st04.server:22600",
1584180761635L);
TableName fakeTableName1 = TableName.valueOf("fakeTableName1");
RegionInfo regionInfo1 = RegionInfoBuilder.newBuilder(fakeTableName1).build();
regionStdOutSink.publishReadFailure(serverName1, regionInfo1, new IOException());
CanaryStatusTmpl tmpl = new CanaryStatusTmpl();
StringWriter renderResultWriter = new StringWriter();
tmpl.render(renderResultWriter, regionStdOutSink);
String renderResult = renderResultWriter.toString();
Assert.assertTrue(renderResult.contains("staging-st04.server,22600"));
Assert.assertTrue(renderResult.contains("fakeTableName1"));
}
@Test
public void testWriteFailuresOnly() throws IOException {
CanaryTool.RegionStdOutSink regionStdOutSink = new CanaryTool.RegionStdOutSink();
ServerName serverName2 = ServerName.valueOf("staging-st05.server:22600",
1584180761636L);
TableName fakeTableName2 = TableName.valueOf("fakeTableName2");
RegionInfo regionInfo2 = RegionInfoBuilder.newBuilder(fakeTableName2).build();
regionStdOutSink.publishReadFailure(serverName2, regionInfo2, new IOException());
CanaryStatusTmpl tmpl = new CanaryStatusTmpl();
StringWriter renderResultWriter = new StringWriter();
tmpl.render(renderResultWriter, regionStdOutSink);
String renderResult = renderResultWriter.toString();
Assert.assertTrue(renderResult.contains("staging-st05.server,22600"));
Assert.assertTrue(renderResult.contains("fakeTableName2"));
}
@Test
public void testNoFailures() throws IOException {
CanaryTool.RegionStdOutSink regionStdOutSink = new CanaryTool.RegionStdOutSink();
CanaryStatusTmpl tmpl = new CanaryStatusTmpl();
StringWriter renderResultWriter = new StringWriter();
tmpl.render(renderResultWriter, regionStdOutSink);
String renderResult = renderResultWriter.toString();
Assert.assertTrue(renderResult.contains("Total Failed Servers: 0"));
Assert.assertTrue(renderResult.contains("Total Failed Tables: 0"));
}
}