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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) 2013 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package org.dogtagpki.server.tps.cms;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.List;
import javax.ws.rs.core.MediaType;
import org.dogtagpki.server.tps.TPSSubsystem;
import com.netscape.certsrv.apps.CMS;
import com.netscape.certsrv.base.EBaseException;
import com.netscape.certsrv.base.IConfigStore;
import com.netscape.certsrv.connector.IConnector;
import com.netscape.cmscore.connector.HttpConnector;
import com.netscape.cmscore.connector.RemoteAuthority;
/**
* ConnectionManager is a class for connection management
* of its Remote Authorities
*
* @author cfu
*/
public class ConnectionManager
{
private Hashtable<String, IConnector> connectors;
List<String> caList;
public ConnectionManager() {
// initialize the ca list for revocation routing:
// tps.connCAList=ca1,ca2...ca<n>
TPSSubsystem subsystem =
(TPSSubsystem) CMS.getSubsystem(TPSSubsystem.ID);
IConfigStore conf = subsystem.getConfigStore();
String caListString;
try {
caListString = conf.getString("connCAList");
CMS.debug("ConnectionManager: ConnectionManager(): Initializing CA routing list");
} catch (EBaseException e) {
CMS.debug("ConnectionManager: ConnectionManager(): no connCAList for ca discovery. No revocation routing");
return;
}
caList = Arrays.asList(caListString.split(","));
CMS.debug("ConnectionManager: ConnectionManager(): CA routing list initialized.");
}
public List<String> getCAList() {
return caList;
}
/*
* connector establishment with multi-uri support
*
* Initialize all connectors
* tps.connector.<connID>.xxx
*
* e.g. (with Failover list under "host", separated by a space)
*
* tps.connector.ca1.enable=true
* tps.connector.ca1.minHttpConns=1
* tps.connector.ca1.maxHttpConns=15
* tps.connector.ca1.host=host1.EXAMPLE.com:8445 host2.EXAMPLE.com:8445
* tps.connector.ca1.port=<port number; unused if for failover case>
* tps.connector.ca1.nickName=subsystemCert cert-pki-tomcat TPS
* tps.connector.ca1.timeout=30
* # In the example below,
* # "enrollment", "getcert", "renewal", "revoke", and "unrevoke"
* # are what's being referred to as "op" in the multi-uri support code
* tps.connector.ca1.uri.enrollment=/ca/ee/ca/profileSubmitSSLClient
* tps.connector.ca1.uri.renewal=/ca/ee/ca/profileSubmitSSLClient
* tps.connector.ca1.uri.getcert=/ca/ee/ca/displayBySerial
* tps.connector.ca1.uri.revoke=/ca/ee/subsystem/ca/doRevoke
* tps.connector.ca1.uri.unrevoke=/ca/ee/subsystem/ca/doUnrevoke
*/
public void initConnectors() throws EBaseException {
CMS.debug("ConnectionManager: initConnectors(): begins.");
TPSSubsystem subsystem =
(TPSSubsystem) CMS.getSubsystem(TPSSubsystem.ID);
IConfigStore conf = subsystem.getConfigStore();
IConfigStore connectorSubstore = conf.getSubStore("connector");
Enumeration<String> connector_enu = connectorSubstore.getSubStoreNames();
connectors = new Hashtable<String, IConnector>();
while (connector_enu.hasMoreElements()) {
String connectorID = connector_enu.nextElement();
CMS.debug("ConnectionManager: initConnectors(): initializing connector " + connectorID);
IConfigStore connectorConfig =
connectorSubstore.getSubStore(connectorID);
IConnector conn = null;
boolean enable = connectorConfig.getBoolean("enable", false);
if (!enable) {
CMS.debug("ConnectionManager: initConnectors(): connector disabled.");
continue;
}
CMS.debug("ConnectionManager: initConnectors(): connector enabled.");
conn = createConnector(connectorConfig);
connectors.put(connectorID, conn);
CMS.debug("ConnectionManager: initConnectors(): connector "
+ connectorID +
" initialized.");
}
CMS.debug("ConnectionManager: initConnectors(): ends.");
}
/*
* Creates and returns a connector
*
* @param conf config store of the connector
* @return IConnector the connector if created successfully; null if not
*/
private IConnector createConnector(IConfigStore conf)
throws EBaseException {
IConnector connector = null;
CMS.debug("ConnectionManager: createConnector(): begins.");
if (conf == null || conf.size() <= 0) {
CMS.debug("ConnectionManager: createConnector(): conf null or empty.");
throw new EBaseException("called with null config store");
}
String host = conf.getString("host");
if (host == null) {
CMS.debug("ConnectionManager: createConnector(): host not found in config.");
throw new EBaseException("host not found in config");
}
// port doesn't have to contain anything if failover supplied in host
int port = conf.getInteger("port");
Hashtable<String, String> uris = new Hashtable<String, String>();
IConfigStore uriSubstore = conf.getSubStore("uri");
if (uriSubstore == null) {
CMS.debug("ConnectionManager: createConnector(): uri(s) not found in config.");
throw new EBaseException("uri(s) not found in config");
}
CMS.debug("ConnectionManager: createConnector(): uriSubstore name=" + uriSubstore.getName() + " size ="
+ uriSubstore.size());
Enumeration<String> uri_enu = uriSubstore.getPropertyNames();
while (uri_enu.hasMoreElements()) {
String op = uri_enu.nextElement();
if ((op != null) && !op.equals(""))
CMS.debug("ConnectionManager: createConnector(): op name=" + op);
else
continue;
String uriValue = uriSubstore.getString(op);
if ((uriValue != null) && !uriValue.equals(""))
CMS.debug("ConnectionManager: createConnector(): uri value=" + uriValue);
else
continue;
uris.put(op, uriValue);
}
String nickname = conf.getString("nickName", null);
if (nickname != null)
CMS.debug("ConnectionManager: createConnector(): nickName=" + nickname);
else {
CMS.debug("ConnectionManager: createConnector(): nickName not found in config");
throw new EBaseException("nickName not found in config");
}
// "resendInterval" is for Request Queue, and not supported in TPS
int resendInterval = -1;
int timeout = conf.getInteger("timeout", 0);
RemoteAuthority remauthority =
new RemoteAuthority(host, port, uris, timeout, MediaType.APPLICATION_FORM_URLENCODED);
CMS.debug("ConnectionManager: createConnector(): establishing HttpConnector");
if (timeout == 0) {
connector =
new HttpConnector(null, nickname, remauthority, resendInterval, conf);
} else {
connector =
new HttpConnector(null, nickname, remauthority, resendInterval, conf, timeout);
}
CMS.debug("ConnectionManager: createConnector(): ends.");
return connector;
}
/*
* Gets an established connector to be used to send requests
* to a remote Authority (Note that Failover is supported in the
* underlying connector framework.
*
* Example usage (with example config for "ca1" defined above
* in initConnectors():
*
* TPSSubsystem subsystem = (TPSSubsystem)CMS.getSubsystem(TPSSubsystem.ID);
* HttpConnector testConn =
* (HttpConnector) subsystem.getConnectionManager().getConnector(connectionID);
* HttpResponse resp =
* testConn.send("renewal",
* "serial_num=6&profileId=caTokenUserEncryptionKeyRenewal&renewal=true");
* if (resp != null) {
* CMS.debug("Connector test: HttpResponse content:"+
* resp.getContent());
* } else {
* CMS.debug("Connector test: HttpResponse content null");
* }
*
* @param connID connection id per defined in the configuration
* @return IConnector the connector matching the connection id
*/
public IConnector getConnector(String connID) {
return connectors.get(connID);
}
}
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