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package com.sun.enterprise.ee.selfmanagement.actions;
import javax.management.*;
import java.io.*;
import java.util.Comparator;
import java.util.Arrays;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.server.ApplicationServer;
import com.sun.enterprise.config.serverbeans.*;
import com.sun.enterprise.util.FileUtil;
import com.sun.enterprise.config.ConfigException;
public class DiskAction implements NotificationListener, com.sun.enterprise.ee.selfmanagement.actions.DiskActionMBean {
private final String JMX_MONITOR_COUNTER_THRESHOLD = "jmx.monitor.counter.threshold";
private boolean serverLogFilter = false;
private boolean serverAccessLogFilter = false;
private boolean asadminAccessLogFilter = false;
public DiskAction() {
}
public void setServerLogFilter(boolean fil) {
this.serverLogFilter = fil;
}
public void setAsadminAccessLogFilter(boolean fil) {
this.asadminAccessLogFilter = fil;
}
public void setServerAccessLogFilter(boolean fil) {
this.serverAccessLogFilter = fil;
}
public synchronized void handleNotification(Notification notification,
Object handback) {
try {
boolean result = false;
if(notification != null) {
if(notification.getType().equals(JMX_MONITOR_COUNTER_THRESHOLD)) {
doFunction();
}
}
} catch (Exception ex) { }
}
private void doFunction() {
ConfigContext ctx = ApplicationServer.getServerContext().getConfigContext();
Domain svr = null;
try {
svr = ServerBeansFactory.getDomainBean(ctx);
} catch(ConfigException ex) { }
String logsDir = svr.getLogRoot();
if(logsDir == null){
logsDir = FileUtil.getAbsolutePath(".."+File.separator+"logs");
}
String accessLogs = FileUtil.getAbsolutePath(logsDir+File.separator+"access");
File logFileDir = new File(logsDir);
File accessLogDir = new File(accessLogs);
boolean logDeleted = false;
if(this.serverLogFilter) {
FileFilter serverLogFil = new FileFilter(){
public boolean accept(File pathname) {
if(!(pathname.isDirectory())) {
String name = pathname.getName().toLowerCase();
return name.startsWith("server.log");
} else {
return false;
}
}
};
File[] logFiles = getSortedFileList(logFileDir.listFiles(serverLogFil));
logDeleted = false;
if(logFiles != null && logFiles.length > 0) {
for(int i=0; i<((logFiles.length)-1); i++) {
logDeleted = logFiles[i].delete();
}
}
}
if(this.asadminAccessLogFilter) {
FileFilter asadminAccessLogFil = new FileFilter() {
public boolean accept(File pathname) {
if(!(pathname.isDirectory())) {
String name = pathname.getName().toLowerCase();
return name.startsWith("__asadmin_access");
} else {
return false;
}
}
};
File[] asadminAccessLogs = getSortedFileList(accessLogDir.listFiles(asadminAccessLogFil));
logDeleted = false;
if(asadminAccessLogs != null && asadminAccessLogs.length > 0) {
for(int j=0; j<((asadminAccessLogs.length)-1); j++) {
logDeleted = asadminAccessLogs[j].delete();
}
}
}
if(this.serverAccessLogFilter) {
FileFilter serverAccessLogFil = new FileFilter() {
public boolean accept(File pathname) {
if(!(pathname.isDirectory())) {
String name = pathname.getName().toLowerCase();
return name.startsWith("server_access");
} else {
return false;
}
}
};
File[] serverAccessLogs = getSortedFileList(accessLogDir.listFiles(serverAccessLogFil));
logDeleted = false;
if(serverAccessLogs != null && serverAccessLogs.length > 0) {
for(int j=0; j<((serverAccessLogs.length)-1); j++) {
logDeleted = serverAccessLogs[j].delete();
}
}
}
}
private File[] getSortedFileList(File[] files)
{
Arrays.sort(files, new Comparator() {
public int compare(Object o1, Object o2) {
File f1 = (File) o1;
File f2 = (File) o2;
return (int) (f1.lastModified() - f2.lastModified());
}
});
return files;
}
}