Author: dspicar
Date: Fri Aug 5 11:54:21 2011
New Revision: 1154178
URL: http://svn.apache.org/viewvc?rev=1154178&view=rev
Log:
CLEREZZA-606: First version of CRIS monitoring tool. Collects data and displays
it in a table. Allows to specify a threshold and an action taken when reaching
the threshold (action consists of a HTTP GET request on a specified web
resource).
Added:
incubator/clerezza/issues/CLEREZZA-606/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/ (with props)
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/LICENSE
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/NOTICE.txt
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/pom.xml
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/CRISFileDescriptorMonitor.java
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/FileDescriptorCountTask.java
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/MONITORING.java
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/OSDetector.java
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/someFile.txt
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/statistics.ssp
Propchange: incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Fri Aug 5 11:54:21 2011
@@ -0,0 +1 @@
+target
Added: incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/LICENSE
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/LICENSE?rev=1154178&view=auto
==============================================================================
--- incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/LICENSE (added)
+++ incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/LICENSE Fri Aug
5 11:54:21 2011
@@ -0,0 +1,201 @@
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
+
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+ 1. Definitions.
+
+ "License" shall mean the terms and conditions for use, reproduction,
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+ "Contribution" shall mean any work of authorship, including
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+ to that Work or Derivative Works thereof, that is intentionally
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+ communication on electronic mailing lists, source code control systems,
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+ "Contributor" shall mean Licensor and any individual or Legal Entity
+ on behalf of whom a Contribution has been received by Licensor and
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+ as of the date such litigation is filed.
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+ 4. Redistribution. You may reproduce and distribute copies of the
+ Work or Derivative Works thereof in any medium, with or without
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+ meet the following conditions:
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+ (a) You must give any other recipients of the Work or
+ Derivative Works a copy of this License; and
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+ (b) You must cause any modified files to carry prominent notices
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+ (c) You must retain, in the Source form of any Derivative Works
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+ reproduction, and distribution of the Work otherwise complies with
+ the conditions stated in this License.
+
+ 5. Submission of Contributions. Unless You explicitly state otherwise,
+ any Contribution intentionally submitted for inclusion in the Work
+ by You to the Licensor shall be under the terms and conditions of
+ this License, without any additional terms or conditions.
+ Notwithstanding the above, nothing herein shall supersede or modify
+ the terms of any separate license agreement you may have executed
+ with Licensor regarding such Contributions.
+
+ 6. Trademarks. This License does not grant permission to use the trade
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+ 7. Disclaimer of Warranty. Unless required by applicable law or
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+ 8. Limitation of Liability. In no event and under no legal theory,
+ whether in tort (including negligence), contract, or otherwise,
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+ incidental, or consequential damages of any character arising as a
+ result of this License or out of the use or inability to use the
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+ has been advised of the possibility of such damages.
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+ 9. Accepting Warranty or Additional Liability. While redistributing
+ the Work or Derivative Works thereof, You may choose to offer,
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+ APPENDIX: How to apply the Apache License to your work.
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Added: incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/NOTICE.txt
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/NOTICE.txt?rev=1154178&view=auto
==============================================================================
--- incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/NOTICE.txt
(added)
+++ incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/NOTICE.txt Fri
Aug 5 11:54:21 2011
@@ -0,0 +1,5 @@
+Apache Clerezza
+Copyright 2009-2011 The Apache Software Foundation
+
+This product includes software developed at
+The Apache Software Foundation (http://www.apache.org/).
Added: incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/pom.xml
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/pom.xml?rev=1154178&view=auto
==============================================================================
--- incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/pom.xml (added)
+++ incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/pom.xml Fri Aug
5 11:54:21 2011
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><project
xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";>
+<!--
+
+ 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.
+
+-->
+
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <artifactId>parent</artifactId>
+ <groupId>org.apache.clerezza</groupId>
+ <version>0.2-incubating-SNAPSHOT</version>
+ </parent>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>rdf.cris.monitoring</artifactId>
+ <packaging>bundle</packaging>
+ <version>0.1-incubating-SNAPSHOT</version>
+ <name>Clerezza - CRIS Monitoring Tool</name>
+ <description>
+ A Tool that monitors file descriptor usage of CRIS and of the
platform.
+ </description>
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.felix</groupId>
+
<artifactId>org.apache.felix.scr.annotations</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.osgi</groupId>
+ <artifactId>org.osgi.core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.osgi</groupId>
+ <artifactId>org.osgi.compendium</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>javax.ws.rs</groupId>
+ <artifactId>jsr311-api</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>rdf.core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+
<artifactId>platform.typerendering.scalaserverpages</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>platform.dashboard.core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>web.fileserver</artifactId>
+ </dependency>
+ </dependencies>
+</project>
+
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/CRISFileDescriptorMonitor.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/CRISFileDescriptorMonitor.java?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/CRISFileDescriptorMonitor.java
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/CRISFileDescriptorMonitor.java
Fri Aug 5 11:54:21 2011
@@ -0,0 +1,374 @@
+/*
+ * 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.clerezza.rdf.cris.monitoring;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URL;
+import java.net.URLConnection;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.Timer;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.core.MediaType;
+import
org.apache.clerezza.platform.typerendering.scalaserverpages.ScalaServerPagesService;
+import org.apache.clerezza.rdf.core.BNode;
+import org.apache.clerezza.rdf.core.LiteralFactory;
+import org.apache.clerezza.rdf.core.TypedLiteral;
+import org.apache.clerezza.rdf.core.impl.PlainLiteralImpl;
+import org.apache.clerezza.rdf.core.impl.SimpleMGraph;
+import org.apache.clerezza.rdf.cris.monitoring.OSDetector.OS;
+import org.apache.clerezza.rdf.ontologies.PLATFORM;
+import org.apache.clerezza.rdf.ontologies.RDF;
+import org.apache.clerezza.rdf.utils.GraphNode;
+import org.apache.clerezza.rdf.utils.RdfList;
+import org.apache.clerezza.utils.osgi.BundlePathNode;
+import org.apache.clerezza.web.fileserver.FileServer;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Property;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.Service;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.service.component.ComponentContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.wymiwyg.commons.util.dirbrowser.PathNode;
+
+/**
+ * Monitors file descriptor usage by CRIS and offers a web resource displaying
the data.
+ *
+ * @author daniel
+ */
+@Component(metatype=true)
+@Service(Object.class)
+@Property(name="javax.ws.rs", boolValue=true)
+@Path("/admin/monitoring/cris")
+public class CRISFileDescriptorMonitor {
+ @Property(description="Interval between measurements in milliseconds
(min. 1000 ms).",
+ intValue=10000)
+ public static final String PROBING_RATE = "probing_rate";
+
+ @Property(description="The Bundle ID of the monitored bundle (must be
positive).", intValue=-1)
+ public static final String BUNDLE_ID = "bundle_id";
+
+ @Property(description="The relative (do the bundle's data folder) path
to "
+ + "the lucene index folder.", value="")
+ public static final String DIRECTORY_PATH = "index_path";
+
+ @Property(description="How many datapoints are stored. (min. 10)",
intValue=10000)
+ public static final String STORE_SIZE = "store_size";
+
+ @Property(description="When to trigger the treshold action (in terms of
open files of the platform). (min. 700)", intValue=1000)
+ public static final String ACTION_THRESHOLD = "action_threshold";
+
+ @Property(description="A URL. When threshold is reached, a GET request
is performed in that URL", value="")
+ public static final String THRESHOLD_URL = "threshold_url";
+
+ @Property(description="How long to wait before performing threshold
action after last time it has been performed (in minutes).", intValue=30)
+ public static final String THRESHOLD_TIMEOUT = "threshold_timeout";
+
+ @Reference
+ private ScalaServerPagesService scalaServerPagesService;
+
+ private int viewLimit = 100;
+ private int storeSize;
+ private int bundleId;
+ private int probingRate;
+ private long userFileDescriptorLimit = -1;
+ private String directory;
+ private String thresholdUrl = "";
+ private long threshold = -1l;
+ private int thresholdTimeout;
+ private Date lastThreshHoldAction = new Date(0l);
+
+ private FileServer fileServer;
+
+ List<long[]> crisData, jvmData;
+
+ private final Logger logger = LoggerFactory.getLogger(getClass());
+ private Timer timer = new Timer();
+ private FileDescriptorCountTask fileDescriptorCountTask = null;
+ private int lastIndex = -1;
+
+ @GET
+ public GraphNode getStatistics() {
+ SimpleMGraph graph = new SimpleMGraph();
+ GraphNode statisticsPageNode = new GraphNode(new BNode(),
graph);
+ statisticsPageNode.addProperty(RDF.type, PLATFORM.HeadedPage);
+ statisticsPageNode.addProperty(RDF.type,
MONITORING.STATISTICS_PAGE);
+
+ statisticsPageNode.addProperty(MONITORING.PROBINGRATE,
+ new
PlainLiteralImpl(String.valueOf(probingRate)));
+ statisticsPageNode.addProperty(MONITORING.STORESIZE,
+ new
PlainLiteralImpl(String.valueOf(storeSize)));
+ statisticsPageNode.addProperty(MONITORING.VIEWLIMIT,
+ new
PlainLiteralImpl(String.valueOf(viewLimit)));
+ statisticsPageNode.addProperty(MONITORING.BUNDLE,
+ new PlainLiteralImpl(String.valueOf(bundleId)));
+ statisticsPageNode.addProperty(MONITORING.INDEXDIRECTORY,
+ new
PlainLiteralImpl(String.valueOf(directory)));
+ statisticsPageNode.addProperty(MONITORING.OPENFILELIMIT,
+ new
PlainLiteralImpl(String.valueOf(userFileDescriptorLimit)));
+ statisticsPageNode.addProperty(MONITORING.THRESHOLD,
+ new
PlainLiteralImpl(String.valueOf(threshold)));
+ statisticsPageNode.addProperty(MONITORING.THRESHOLDURL,
+ new
PlainLiteralImpl(String.valueOf(thresholdUrl)));
+ statisticsPageNode.addProperty(MONITORING.THRESHOLDTIMEOUT,
+ new
PlainLiteralImpl(String.valueOf(thresholdTimeout)));
+
+ GraphNode dataNode = new GraphNode(new BNode(), graph);
+ RdfList list = new RdfList(dataNode);
+ int index = lastIndex;
+ for (int i = 0; i < viewLimit; ++i) {
+ if(index < 0) {
+ index = storeSize - 1;
+ }
+
+ LiteralFactory lf = LiteralFactory.getInstance();
+ GraphNode entryNode = new GraphNode(new BNode(), graph);
+ long[] jvmEntry = jvmData.get(index);
+ Date date = new Date(jvmEntry[0]);
+ String timeString = "-";
+ if(date.getTime() > 0l) {
+ SimpleDateFormat df = new
SimpleDateFormat("HH:mm:ss dd.MM.yyyy");
+ timeString = df.format(date);
+ }
+ TypedLiteral timestamp =
lf.createTypedLiteral(timeString);
+ TypedLiteral jvm = lf.createTypedLiteral(jvmEntry[1]);
+ TypedLiteral cris =
lf.createTypedLiteral(crisData.get(index)[1]);
+ entryNode.addProperty(MONITORING.TIMESTAMP, timestamp);
+ entryNode.addProperty(MONITORING.JVMDATA, jvm);
+ entryNode.addProperty(MONITORING.CRISDATA, cris);
+
+ list.add(entryNode.getNode());
+
+ --index;
+ }
+
+ statisticsPageNode.addProperty(MONITORING.DATA,
dataNode.getNode());
+
+ return statisticsPageNode;
+ }
+
+ /**
+ * Returns a PathNode of a static file from the staticweb folder.
+ *
+ * @return {@link PathNode}
+ */
+ @GET
+ @Path("{path:.+}")
+ public PathNode getStaticFile(@PathParam("path") String path) {
+ final PathNode node = fileServer.getNode(path);
+ return node;
+ }
+
+ protected void activate(ComponentContext context) throws IOException {
+ OSDetector.OS os = OSDetector.getOS();
+ logger.info("{} activated. Detected OS: {}",
getClass().getSimpleName(), os);
+ if(os == OS.UNSUPPORTED) {
+ logger.warn("Can not start CRIS Monitoring
Tool:\nUnsupported Operating System.");
+ } else {
+
+ long pid = -1l;
+ try {
+ pid = getPID();
+ bundleId = getIntegerValue(context, BUNDLE_ID,
0, Integer.MAX_VALUE);
+ directory = getStringValue(context,
DIRECTORY_PATH);
+ getUserFileDescriptorLimit();
+ probingRate = getIntegerValue(context,
PROBING_RATE, 1000, Integer.MAX_VALUE);
+ storeSize = getIntegerValue(context,
STORE_SIZE, 10, Integer.MAX_VALUE);
+ threshold = getIntegerValue(context,
ACTION_THRESHOLD, 700, Integer.MAX_VALUE);
+ thresholdTimeout = getIntegerValue(context,
THRESHOLD_TIMEOUT, 0, Integer.MAX_VALUE);
+ thresholdUrl = (String)
context.getProperties().get(THRESHOLD_URL);
+ thresholdUrl = thresholdUrl.trim();
+
+ logger.info("Starting monitoring thread for PID
{}, bundle ID {} and directory {}.",
+ new Object[]{pid, bundleId,
directory});
+
+ } catch (Exception ex) {
+ logger.warn("Can not start CRIS Monitoring
Tool:\n{}", ex.getMessage());
+ return;
+ }
+
+ BundleContext bundleContext =
context.getBundleContext();
+
+ Bundle bundle = bundleContext.getBundle();
+ URL resourceDir = getClass().getResource("staticweb");
+ PathNode pathNode = new BundlePathNode(bundle,
resourceDir.getPath());
+ fileServer = new FileServer(pathNode);
+
+ crisData = new ArrayList<long[]>(storeSize);
+ jvmData = new ArrayList<long[]>(storeSize);
+ initStore(crisData);
+ initStore(jvmData);
+
+ if(fileDescriptorCountTask == null) {
+ fileDescriptorCountTask =
+ new
FileDescriptorCountTask(pid, bundleId, directory, this);
+ }
+
+ if (timer != null) {
+ timer.cancel();
+ }
+ timer = new Timer();
+ timer.scheduleAtFixedRate(fileDescriptorCountTask, 0l,
probingRate);
+
+ URL template = getClass().getResource("statistics.ssp");
+
scalaServerPagesService.registerScalaServerPage(template,
+ MONITORING.STATISTICS_PAGE, "naked",
MediaType.APPLICATION_XHTML_XML_TYPE);
+ }
+ }
+
+ protected void deactivate(ComponentContext context) {
+ if(timer != null) {
+ logger.info("Stopping monitoring thread.");
+ timer.cancel();
+ timer = null;
+ }
+ }
+
+ synchronized void addCRISEntry(long time, long data) {
+ long[] entry = new long[2];
+ entry[0] = time;
+ entry[1] = data;
+ int index = lastIndex + 1;
+ if(index >= storeSize) {
+ index = 0;
+ }
+ crisData.set(index, entry);
+ lastIndex = index;
+ }
+
+ synchronized void addJVMentry(long time, long data) {
+ long[] entry = new long[2];
+ entry[0] = time;
+ entry[1] = data;
+ int index = lastIndex;
+ if(index >= storeSize) {
+ index = 0;
+ }
+ jvmData.set(index, entry);
+
+ if(data >= threshold) {
+ performAction();
+ }
+ }
+
+ synchronized void performAction() {
+ if(thresholdUrl == null || thresholdUrl.equals("")) {
+ logger.info("Will not perform threshold action because
no threshold URL is set.");
+ return;
+ }
+ Date now = new Date();
+ if(lastThreshHoldAction.getTime() + thresholdTimeout*60*1000 <
now.getTime()) {
+ try {
+ logger.info("Performing threshold action...");
+ URL url = new URL(thresholdUrl);
+ URLConnection conn = url.openConnection();
+ BufferedReader rd = new BufferedReader(
+ new
InputStreamReader(conn.getInputStream()));
+ StringBuilder sb = new StringBuilder();
+ String line;
+ while ((line = rd.readLine()) != null) {
+ sb.append(line);
+ }
+ rd.close();
+ String result = sb.toString();
+ logger.info("RESPONSE: {}", result);
+ lastThreshHoldAction = now;
+ } catch (IOException ex) {
+ logger.warn("Could not perform threshold
action.", ex);
+ }
+ } else {
+ logger.info("Too little time passed since last
threshold action. Skipping.");
+ }
+ }
+
+ private long getPID() throws IOException, NumberFormatException {
+ long pid = -1l;
+ try {
+ String[] cmd = {"bash", "-c", "echo $PPID"};
+ Process p = Runtime.getRuntime().exec(cmd);
+ byte[] output = new byte[32];
+ p.getInputStream().read(output);
+ p.destroy();
+ pid = Long.parseLong(new String(output).trim());
+ } catch (IOException ex) {
+ logger.warn("Could not retrieve PID.");
+ throw ex;
+ } catch (NumberFormatException ex) {
+ logger.warn("Could not retrieve PID.");
+ throw ex;
+ }
+ return pid;
+ }
+
+ private void getUserFileDescriptorLimit() {
+ userFileDescriptorLimit = -1l;
+ try {
+ String[] cmd = {"bash", "-c", "ulimit -Hn"};
+ Process p = Runtime.getRuntime().exec(cmd);
+ byte[] output = new byte[32];
+ p.getInputStream().read(output);
+ p.destroy();
+ userFileDescriptorLimit = Long.parseLong(new
String(output).trim());
+ } catch (IOException ex) {
+ logger.warn("Could not retrieve user open file limit.");
+ } catch (NumberFormatException ex) {
+ logger.warn("Could not retrieve user open file limit.");
+ }
+ }
+
+ private void initStore(List<long[]> store) {
+ for(int i = 0; i < storeSize; ++i) {
+ long[] entry = new long[2];
+ entry[0] = -1l;
+ entry[1] = -1l;
+ store.add(entry);
+ }
+ }
+
+ private String getStringValue(ComponentContext context, String
property) {
+ String tmp = (String) context.getProperties().get(property);
+ tmp = tmp.trim();
+ if(tmp == null || tmp.equals("")) {
+ throw new IllegalArgumentException("Invalid value for "
+
+ property + ". Check the component
configuration.");
+ }
+
+ return tmp;
+ }
+
+ private int getIntegerValue(ComponentContext context, String property,
+ int lowerBound, int upperBound) {
+ Integer tmp = (Integer) context.getProperties().get(property);
+ if(tmp == null || tmp < lowerBound || tmp > upperBound) {
+ throw new IllegalArgumentException("Invalid value for "
+
+ property + ". Check the component
configuration.");
+ }
+
+ return tmp;
+ }
+}
\ No newline at end of file
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/FileDescriptorCountTask.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/FileDescriptorCountTask.java?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/FileDescriptorCountTask.java
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/FileDescriptorCountTask.java
Fri Aug 5 11:54:21 2011
@@ -0,0 +1,111 @@
+/*
+ * 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.clerezza.rdf.cris.monitoring;
+
+import java.io.IOException;
+import java.util.Date;
+import java.util.TimerTask;
+
+/**
+ * Counts file descriptors used by this JVM instance in total and
+ * file descriptors used for CRIS by a specified bundle.
+ *
+ * @author daniel
+ */
+class FileDescriptorCountTask extends TimerTask {
+ long crisFiles = -1;
+ long totalFDs = -1;
+
+ long pid = -1;
+ int bundleId = -1;
+ String directory = null;
+ String[] crisOpenFilesCountCommand, jvmOpenFileDescriptorsCountCommand;
+ private CRISFileDescriptorMonitor monitorInstance;
+
+ public FileDescriptorCountTask(long pid, int bundleId, String
directory,
+ CRISFileDescriptorMonitor monitorInstance) {
+ this.pid = pid;
+ this.bundleId = bundleId;
+ this.directory = directory;
+ this.monitorInstance = monitorInstance;
+
+ String pidString = String.valueOf(pid);
+
+ StringBuilder subCommand = new StringBuilder("ls -l /proc/");
+ subCommand.append(pidString);
+ subCommand.append("/fd");
+ subCommand.append(" | grep ");
+ subCommand.append(System.getProperty("user.dir"));
+ subCommand.append("/felix-cache/bundle");
+ subCommand.append(String.valueOf(bundleId));
+ subCommand.append("/data/");
+ subCommand.append(directory);
+ subCommand.append(" | wc -l");
+// StringBuilder subCommand = new StringBuilder("lsof -a -p");
+// subCommand.append(pidString);
+// subCommand.append(" +d ");
+// subCommand.append(System.getProperty("user.dir"));
+// subCommand.append("/felix-cache/bundle");
+// subCommand.append(String.valueOf(bundleId));
+// subCommand.append("/data/");
+// subCommand.append(directory);
+// subCommand.append(" | wc -l");
+ crisOpenFilesCountCommand =
+ new String[] {"bash", "-c",
subCommand.toString()};
+
+ subCommand = new StringBuilder("ls -l /proc/");
+ subCommand.append(pidString);
+ subCommand.append("/fd");
+ subCommand.append(" | wc -l");
+ jvmOpenFileDescriptorsCountCommand =
+ new String[] {"bash", "-c",
subCommand.toString()};
+ }
+
+ @Override
+ public void run() {
+ try {
+ Thread.currentThread().setName("CRIS File Descriptor
Count Thread ["
+ + Thread.currentThread().getId() + "]");
+
+ long time = new Date().getTime();
+
+ Process p =
Runtime.getRuntime().exec(crisOpenFilesCountCommand);
+ byte[] output = new byte[32];
+ p.getInputStream().read(output);
+ p.destroy();
+// crisFiles = Integer.parseInt(new String(output).trim())
- 1;
+ crisFiles = Integer.parseInt(new String(output).trim());
+
+ monitorInstance.addCRISEntry(time, crisFiles);
+
+ p =
Runtime.getRuntime().exec(jvmOpenFileDescriptorsCountCommand);
+ output = new byte[32];
+ p.getInputStream().read(output);
+ p.destroy();
+ totalFDs = Integer.parseInt(new String(output).trim());
+
+ monitorInstance.addJVMentry(time, totalFDs);
+
+// System.out.println("CRIS: " + crisFiles);
+// System.out.println("Total: " + totalFDs);
+ } catch (IOException ex) {
+ throw new RuntimeException(ex);
+ }
+ }
+}
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/MONITORING.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/MONITORING.java?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/MONITORING.java
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/MONITORING.java
Fri Aug 5 11:54:21 2011
@@ -0,0 +1,70 @@
+/*
+ * 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.clerezza.rdf.cris.monitoring;
+
+import org.apache.clerezza.rdf.core.UriRef;
+
+/**
+ * Monitoring ontology.
+ *
+ * @author daniel
+ */
+public class MONITORING {
+ public static final UriRef STATISTICS_PAGE =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#statisticsPage";);
+
+ public static final UriRef DATA =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#data";);
+
+ public static final UriRef TIMESTAMP =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#timestamp";);
+
+ public static final UriRef CRISDATA =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#cris";);
+
+ public static final UriRef JVMDATA =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#jvm";);
+
+ public static final UriRef BUNDLE =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#bundle";);
+
+ public static final UriRef PROBINGRATE =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#probingrate";);
+
+ public static final UriRef STORESIZE =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#storesize";);
+
+ public static final UriRef VIEWLIMIT =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#viewlimit";);
+
+ public static final UriRef OPENFILELIMIT =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#openfilelimit";);
+
+ public static final UriRef THRESHOLD =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#threshold";);
+
+ public static final UriRef THRESHOLDURL =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#thresholdurl";);
+
+ public static final UriRef INDEXDIRECTORY =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#indexdirectory";);
+
+ public static final UriRef THRESHOLDTIMEOUT =
+ new
UriRef("http://org.apache.clerezza/2011/07/monitoring#thresholdtimeout";);
+}
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/OSDetector.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/OSDetector.java?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/OSDetector.java
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/java/org/apache/clerezza/rdf/cris/monitoring/OSDetector.java
Fri Aug 5 11:54:21 2011
@@ -0,0 +1,45 @@
+/*
+ * 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.clerezza.rdf.cris.monitoring;
+
+/**
+ * Utility class to help detect the operating system.
+ *
+ * @author daniel
+ */
+class OSDetector {
+ private static final String OS_NAME = "os.name";
+ private static final String OS_VERSION = "os.version";
+ private static final String OS_ARCHITECTURE = "os.arch";
+
+ static enum OS {
+ LINUX,
+ UNSUPPORTED
+ }
+
+ public static OS getOS() {
+ String os = System.getProperty(OS_NAME).toLowerCase();
+
+ if(os.contains("linux")) {
+ return OS.LINUX;
+ } else {
+ return OS.UNSUPPORTED;
+ }
+ }
+}
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/someFile.txt
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/someFile.txt?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/someFile.txt
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/staticweb/scripts/someFile.txt
Fri Aug 5 11:54:21 2011
@@ -0,0 +1 @@
+without this file the bundle can not be correctly deployed, this is a
placeholder for javascript files that will come here later.
\ No newline at end of file
Added:
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/statistics.ssp
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/statistics.ssp?rev=1154178&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/statistics.ssp
(added)
+++
incubator/clerezza/issues/CLEREZZA-606/rdf.cris.monitoring/src/main/resources/org/apache/clerezza/rdf/cris/monitoring/statistics.ssp
Fri Aug 5 11:54:21 2011
@@ -0,0 +1,54 @@
+import java.util.Date
+
+def monitoring(s: Any) = new
UriRef("http://org.apache.clerezza/2011/07/monitoring#"+s)
+
+resultDocModifier.setTitle("CRIS Monitoring Statistics");
+resultDocModifier.addNodes2Elem("tx-module", <h1>CRIS Monitoring
Statistics</h1>);
+
+resultDocModifier.addNodes2Elem("tx-module-tabs-ol",
+<li class="tx-active">
+ <a href="#">Statistics</a>
+</li>);
+
+resultDocModifier.addNodes2Elem("tx-module-options-ol",
+ <li><a href="#" class="tx-icon tx-toggle-list-on">List</a></li>);
+
+<div id="tx-content">
+ <div class="tx-tree">
+ <div id="tx-list">
+ </div>
+ </div>
+ <div>
+ <ul>
+ <li>Monitored Bundle ID:
{(res/monitoring("bundle"))*}</li>
+ <li>Probing Rate: {(res/monitoring("probingrate"))*}
ms</li>
+ <li>Index Directory:
{(res/monitoring("indexdirectory"))*}</li>
+ <li>Store Size: {(res/monitoring("storesize"))*}</li>
+ <li>View Limit: {(res/monitoring("viewlimit"))*}</li>
+ <li>Open File Limit:
{(res/monitoring("openfilelimit"))*}</li>
+ <li>Threshold: {(res/monitoring("threshold"))*}</li>
+ <li>Threshold Action URL:
{(res/monitoring("thresholdurl"))*}</li>
+ <li>Threshold Action Timeout:
{(res/monitoring("thresholdtimeout"))*} min</li>
+ </ul>
+ </div>
+ <table>
+ <caption>Number of open files</caption>
+ <tr><th>Time</th><th>CRIS</th><th>Platform</th></tr>
+ {
+ val list = res/monitoring("data");
+ for(entry <- list!!) yield {
+ <tr>
+
<td>{(entry/monitoring("timestamp"))*}</td>
+ <td>{(entry/monitoring("cris"))*}</td>
+ <td>{(entry/monitoring("jvm"))*}</td>
+ </tr>
+ }
+ }
+ </table>
+</div>
+
+<div class="tx-window">
+ <div class="hd"></div>
+ <div class="bd"></div>
+ <div class="ft"></div>
+</div>
\ No newline at end of file
