/*
 * 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.
 */

/* Configuration source file for starting activatable Kerberos server */

import com.sun.jini.config.ConfigUtil;
import javax.security.auth.kerberos.KerberosPrincipal;
import java.security.Permission;
import java.util.Collections;
import javax.security.auth.login.LoginContext;
import net.jini.constraint.BasicMethodConstraints;
import net.jini.core.constraint.ClientAuthentication;
import net.jini.core.constraint.Integrity;
import net.jini.core.constraint.InvocationConstraint;
import net.jini.core.constraint.InvocationConstraints;
import net.jini.core.constraint.ServerAuthentication;
import net.jini.core.constraint.ServerMinPrincipal;
import net.jini.security.AuthenticationPermission;
import net.jini.security.BasicProxyPreparer;
import net.jini.url.httpmd.HttpmdUtil;

com.sun.jini.example.hello.Server {

    /* JAAS login */
    loginContext = new LoginContext("com.sun.jini.example.hello.Server");

    /* The configuration options for the server */
    private config = "config${/}activatable-krb-server.config";
    configOptions = new String[] { config };

    /* Command line options for the activation group */
    javaOptions = new String[] {
        "-classpath", 
	"lib${/}server-act.jar${path.separator}lib${/}mdprefld.jar"
    };

    private hostName = ConfigUtil.getHostName();
    private serverURL = ConfigUtil.concat(
	new String[] { "httpmd://", hostName, ":8080/server-dl.jar;sha=0"});
    private serverCodebase = HttpmdUtil.computeDigestCodebase("lib", serverURL);
    private jskURL = ConfigUtil.concat(
	new String[] { "httpmd://", hostName, ":8080/jsk-dl.jar;sha=0"});
    private jskCodebase = HttpmdUtil.computeDigestCodebase("..${/}..${/}lib-dl", jskURL);

    /* System properties for the activation group */
    javaProperties = new String[] {
        "java.security.manager", "",
        "java.security.policy", "config${/}activatable-krb-server.policy",
        "java.security.properties",
        "config${/}dynamic-policy.security-properties",
        "java.security.auth.login.config", "config${/}krb-phoenix.login",
        "java.protocol.handler.pkgs", "net.jini.url",
        "java.rmi.server.codebase",
            ConfigUtil.concat( new String[] { serverCodebase," ",jskCodebase } ),
        "clientPrincipal", "${clientPrincipal}",
        "serverPrincipal", "${serverPrincipal}",
        "phoenixPrincipal", "${phoenixPrincipal}",
        "reggiePrincipal", "${reggiePrincipal}",
        "java.security.krb5.realm", "${java.security.krb5.realm}",
        "java.security.krb5.kdc", "${java.security.krb5.kdc}"
    };

    /* Principals */
    private static phoenix = new KerberosPrincipal("${phoenixPrincipal}");
    private static server  = new KerberosPrincipal("${serverPrincipal}");

    /* Constraints for talking to Phoenix */
    private static activationSystemConstraints = 
        new BasicMethodConstraints(
            new InvocationConstraints(
                new InvocationConstraint[] {
                    Integrity.YES,
                    ClientAuthentication.YES,
                    ServerAuthentication.YES,
                    new ServerMinPrincipal(phoenix) },
                null));

    /* Proxy preparer for the activation system */
    activationSystemPreparer =
        new BasicProxyPreparer(
            true,
            activationSystemConstraints,
            new Permission[] {
                /* Authenticate as server when connection to phoenix */
                new AuthenticationPermission(Collections.singleton(server),
                                             Collections.singleton(phoenix),
                                             "connect") });    

    /* Proxy preparer for the activation ID */
    activationIdPreparer =
        new BasicProxyPreparer(
            false,    /* No need to verify the proxy */
            activationSystemConstraints,
            null);

}//end com.sun.jini.example.hello.Server