Impressum SSLSupport.java Interaktion und
PortierbarkeitJAVA

/*
*  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.
*/
package org.apache.tomcat.util.net;

import java.io.IOException;
import java.security.cert.X509Certificate;

/**
* Defines an interface to interact with SSL sessions.
*/
public interface SSLSupport {
    /**
     * The Request attribute key for the cipher suite.
     */
    String CIPHER_SUITE_KEY =
            "jakarta.servlet.request.cipher_suite";

    /**
     * The Request attribute key for the key size.
     */
    String KEY_SIZE_KEY = "jakarta.servlet.request.key_size";

    /**
     * The Request attribute key for the client certificate chain.
     */
    String CERTIFICATE_KEY =
            "jakarta.servlet.request.X509Certificate";

    /**
     * The Request attribute key for the session id.
     * This one is a Tomcat extension to the Servlet spec.
     */
    String SESSION_ID_KEY =
            "jakarta.servlet.request.ssl_session_id";

    /**
     * The request attribute key for the session manager.
     * This one is a Tomcat extension to the Servlet spec.
     */
    String SESSION_MGR =
            "jakarta.servlet.request.ssl_session_mgr";

    /**
     * The request attribute key under which the String indicating the protocol
     * that created the SSL socket is recorded - e.g. TLSv1 or TLSv1.2 etc.
     */
    String PROTOCOL_VERSION_KEY =
            "org.apache.tomcat.util.net.secure_protocol_version";

    /**
     * The request attribute key under which the String indicating the ciphers
     * requested by the client are recorded.
     */
    String REQUESTED_CIPHERS_KEY =
            "org.apache.tomcat.util.net.secure_requested_ciphers";

    /**
     * The request attribute key under which the String indicating the protocols
     * requested by the client are recorded.
     */
    String REQUESTED_PROTOCOL_VERSIONS_KEY =
            "org.apache.tomcat.util.net.secure_requested_protocol_versions";

    /**
     * The cipher suite being used on this connection.
     *
     * @return The name of the cipher suite as returned by the SSL/TLS
     *        implementation
     *
     * @throws IOException If an error occurs trying to obtain the cipher suite
     */
    String getCipherSuite() throws IOException;

    /**
     * The client certificate chain (if any).
     *
     * @return The certificate chain presented by the client with the peer's
     *         certificate first, followed by those of any certificate
     *         authorities
     *
     * @throws IOException If an error occurs trying to obtain the certificate
     *                     chain
     */
    X509Certificate[] getPeerCertificateChain() throws IOException;

    /**
     * The server certificate chain (if any) that were sent to the peer.
     *
     * @return The certificate chain sent with the server
     *         certificate first, followed by those of any certificate
     *         authorities
     */
    default X509Certificate[] getLocalCertificateChain() {
        return null;
    }

    /**
     * Get the keysize.
     *
     * What we're supposed to put here is ill-defined by the
     * Servlet spec (S 4.7 again). There are at least 4 potential
     * values that might go here:
     *
     * (a) The size of the encryption key
     * (b) The size of the MAC key
     * (c) The size of the key-exchange key
     * (d) The size of the signature key used by the server
     *
     * Unfortunately, all of these values are nonsensical.
     *
     * @return The effective key size for the current cipher suite
     *
     * @throws IOException If an error occurs trying to obtain the key size
     */
    Integer getKeySize() throws IOException;

    /**
     * The current session Id.
     *
     * @return The current SSL/TLS session ID
     *
     * @throws IOException If an error occurs trying to obtain the session ID
     */
    String getSessionId() throws IOException;

    /**
     * @return the protocol String indicating how the SSL socket was created
     *  e.g. TLSv1 or TLSv1.2 etc.
     *
     * @throws IOException If an error occurs trying to obtain the protocol
     *   information from the socket
     */
    String getProtocol() throws IOException;

    /**
     * @return the list of SSL/TLS protocol versions requested by the client
     *
     * @throws IOException If an error occurs trying to obtain the client
     *   requested protocol information from the socket
     */
    String getRequestedProtocols() throws IOException;

    /**
    * @return the list of SSL/TLS ciphers requested by the client
    *
     * @throws IOException If an error occurs trying to obtain the client
     *   request cipher information from the socket
    */
   String getRequestedCiphers() throws IOException;
}

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Impressum SSLSupport.java Interaktion und PortierbarkeitJAVA

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Impressum SSLSupport.java Interaktion und
PortierbarkeitJAVA