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/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* Licensed 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.
* ============LICENSE_END====================================================
*
*/
package org.onap.aaf.auth.org;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentHashMap;
import org.onap.aaf.auth.env.AuthzTrans;
import org.onap.aaf.cadi.config.Config;
import org.onap.aaf.cadi.util.FQI;
import org.onap.aaf.cadi.util.Split;
import org.onap.aaf.misc.env.Env;
import org.onap.aaf.misc.env.impl.BasicEnv;
/**
* Organization Plugin Mechanism
*
* Define a NameSpace for the company (i.e. com.att), and put in Properties as
* "Organization.[your NS" and assign the supporting Class.
*
* Example:
* Organization.com.att=org.onap.aaf.auth.org.test.att.ATT
*
* @author Pavani, Jonathan
*
*/
public class OrganizationFactory {
private static final String ORGANIZATION_DOT = "Organization.";
private static Organization defaultOrg = null;
private static Map<String,Organization> orgs = new ConcurrentHashMap<>();
public static Organization init(BasicEnv env) throws OrganizationException {
int idx = ORGANIZATION_DOT.length();
Organization org,firstOrg = null;
for (Entry<Object, Object> es : env.getProperties().entrySet()) {
String key = es.getKey().toString();
if (key.startsWith(ORGANIZATION_DOT)) {
org = obtain(env,key.substring(idx));
if (firstOrg==null) {
firstOrg = org;
}
}
}
if(firstOrg==null) { // attempt to load DefaultOrg
try {
Class<?> cls = Class.forName("org.onap.aaf.org.DefaultOrg");
@SuppressWarnings("unchecked")
Constructor<Organization> cnst = (Constructor<Organization>)cls.getConstructor(Env.class,String.class);
String realm = env.getProperty(Config.AAF_DEFAULT_REALM,"people.osaaf.org");
defaultOrg = cnst.newInstance(env,realm);
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException | NoSuchMethodException | SecurityException | IllegalArgumentException | InvocationTargetException e) {
env.warn().log("Default Organization Module not linked in",e);
}
}
if (defaultOrg == null) {
defaultOrg = firstOrg;
}
return defaultOrg;
}
public static Organization obtain(Env env,final String theNS) throws OrganizationException {
String orgNS;
if (theNS.indexOf('@')>=0) {
orgNS=FQI.reverseDomain(theNS);
} else {
orgNS=theNS;
}
Organization org = orgs.get(orgNS);
if (org == null) {
env.debug().printf("Attempting to instantiate Organization %s",orgNS);
String orgClass = env.getProperty(ORGANIZATION_DOT+orgNS);
if (orgClass == null) {
env.warn().printf("There is no Organization.%s property",orgNS);
} else {
try {
Class<?> orgCls = Class.forName(orgClass);
for (Organization o : orgs.values()) {
if (o.getClass().isAssignableFrom(orgCls)) {
org = o;
}
}
} catch (ClassNotFoundException e1) {
env.error().log(e1, orgClass + " is not on the Classpath.");
throw new OrganizationException(e1);
}
if (org==null) {
try {
@SuppressWarnings("unchecked")
Class<Organization> cls = (Class<Organization>) Class.forName(orgClass);
Constructor<Organization> cnst = cls.getConstructor(Env.class,String.class);
org = cnst.newInstance(env,orgNS);
String other_realms = env.getProperty(orgNS+".also_supports");
if (other_realms!=null) {
for (String r : Split.splitTrim(',', other_realms)) {
org.addSupportedRealm(r);
}
}
} catch (ClassNotFoundException | NoSuchMethodException | SecurityException |
InstantiationException | IllegalAccessException | IllegalArgumentException |
InvocationTargetException e) {
env.error().log(e, "Error on Organization Construction");
throw new OrganizationException(e);
}
}
orgs.put(orgNS, org);
boolean isDefault;
if ((isDefault="true".equalsIgnoreCase(env.getProperty(orgNS+".default")))) {
defaultOrg = org;
}
env.init().printf("Instantiated %s with %s%s",orgNS,orgClass,(isDefault?" as default":""));
}
if (org==null) {
if (defaultOrg!=null) {
org=defaultOrg;
orgs.put(orgNS, org);
}
}
}
return org;
}
public static Organization get(AuthzTrans trans) throws OrganizationException {
String domain = FQI.reverseDomain(trans.user());
Organization org = orgs.get(domain);
if (org==null) {
org = defaultOrg; // can be null, btw, unless set.
}
return org;
}
}
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