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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.admin.certsrv.task;
import java.util.*;
import java.io.*;
import java.net.URL;
import javax.swing.*;
import com.netscape.management.client.*;
import com.netscape.management.client.console.*;
import com.netscape.admin.certsrv.*;
import com.netscape.admin.certsrv.connection.*;
import com.netscape.certsrv.common.*;
import com.netscape.management.client.util.*;
import com.netscape.management.client.comm.*;
import netscape.ldap.*;
/**
* Retrieve the status of the server
*
* @author Ross Fubini
* @version $Revision$, $Date$
*/
public class CMSStatus extends CGITask
{
/*==========================================================
* variables
*==========================================================*/
private static final String PREFIX = "TASKSTATUS";
public static final String STATUS_TASK_CGI = "Tasks/Operation/status";
private Hashtable mCgiResponse = null;
private String mCgiTask = null;
/*==========================================================
* constructors
*==========================================================*/
public CMSStatus() {
super();
/*
setName(mResource.getString(PREFIX+"_STATUS_LABEL"));
setDescription(mResource.getString(PREFIX+"_STATUS_DESC"));
*/
}
public void initialize(ConsoleInfo info) {
Debug.println("CMSStatus: initialize()");
_consoleInfo = info;
}
/*==========================================================
* public methods
*==========================================================*/
public boolean run(IPage viewInstance)
{
Debug.println("CMSStatus: run()");
boolean status = false; // return value
Hashtable configParams = new Hashtable();
configParams.put("serverRoot",_consoleInfo.get("serverRoot"));
String servid = (String)_consoleInfo.get("servid");
int index = servid.indexOf("-");
if (index != -1) {
servid = servid.substring(index+1);
}
configParams.put("instanceID", servid);
// get the CMS instance host and port
servid = (String)_consoleInfo.get("servid");
String configDN = _consoleInfo.getCurrentDN();
try {
LDAPConnection ldc = _consoleInfo.getLDAPConnection();
if (ldc == null) {
ldc = new LDAPConnection();
}
if (ldc.isConnected() == false) {
ldc.connect(_consoleInfo.getHost(), _consoleInfo.getPort(),
_consoleInfo.getAuthenticationDN(),
_consoleInfo.getAuthenticationPassword());
}
LDAPEntry entry = ldc.read(configDN);
String cmsHost = LDAPUtil.flatting(
entry.getAttribute("serverHostName",
LDAPUtil.getLDAPAttributeLocale()));
String cmsPort = LDAPUtil.flatting(
entry.getAttribute("nsServerPort",
LDAPUtil.getLDAPAttributeLocale()));
Debug.println("host:" + cmsHost+" port:"+cmsPort);
configParams.put("cmsHost", cmsHost);
configParams.put("cmsPort", cmsPort);
}
catch (LDAPException e) {
Debug.println(
"ERROR CMSStatus: LDAP read failed: " +
configDN);
}
_consoleInfo.put("arguments", configParams);
if (_consoleInfo.get("AdminUsername") == null)
_consoleInfo.put("AdminUsername", _consoleInfo.getAuthenticationDN()
);
Debug.println("AdminUsername = " + _consoleInfo.get("AdminUsername"));
if (_consoleInfo.get("AdminUserPassword") == null)
_consoleInfo.put("AdminUserPassword",
_consoleInfo.getAuthenticationPassword());
Debug.println("AdminUserPassword = " + _consoleInfo.get("AdminUserPassword"));
// call the CGI program
Debug.println("CMSStatus: status() before run task="+STATUS_TASK_CGI);
try {
status = getStatusWithFallback(null, STATUS_TASK_CGI);
} catch (Exception e) {
Debug.println("Unexpected Error"+e.toString());
status = false;
}
Debug.println("CMSStatus: status() after run status="+status);
if (!status) {
Debug.println("Status task returned false");
} else {
Debug.println("Successful operation");
}
return status;
}
/**
* Send an http request to the server.
* if the admin serever is down do
* Return true if we're sure it
* succeeded, otherwise false.
*
* @param viewInstance The calling page
* @param cmd Command to execute
*/
boolean getStatusWithFallback(IPage viewInstance, String cmd) {
// get the admin URL location first
mAdminURL = _consoleInfo.getAdminURL();
if ( mAdminURL == null ) {
Debug.println( "Could not get adminURL for " + getDN() );
return false;
}
// Allow specifying e.g. "slapd-install" for instance
String instance = (String)_consoleInfo.get( cmd );
if ( instance == null )
instance = (String)_consoleInfo.get( "ServerInstance" );
String fullCmd = mAdminURL + instance + "/" + cmd;
HttpManager h = new HttpManager();
// tell the http manager to use UTF8 encoding
h.setSendUTF8(true);
try {
mSuccess = false;
mFinished = false;
// _consoleInfo.get("arguments") is a hashtable of key/value pairs
// to use as the arguments to the CGI
Hashtable args = (Hashtable)_consoleInfo.get("arguments");
ByteArrayInputStream data = null;
if (args != null && !args.isEmpty())
data = encode(args);
Debug.println( "Posting " + fullCmd );
// tell the http manager to notify us immediately of replies
// if we're using async mode
int flags = 0;
if (data == null)
h.post(new URL(fullCmd), this, null, null, 0,
flags);
else
h.post(new URL(fullCmd), this, null, data, data.available(),
flags);
awaitSuccess();
Debug.println( "Command executed: " + fullCmd );
} catch (Exception e) {
if ( e instanceof java.net.ConnectException ) {
Debug.println( "Admin server failed to status task" );
CMSAdmin cmsAdmin = (CMSAdmin)(_consoleInfo.get("CMSAdmin"));
mSuccess = cmsAdmin.getStatusFromAgentPort();
}
Debug.println( "Falling back to get status by connecting to the server");
}
return mSuccess;
}
}
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