| /* |
| * Copyright (C) 2015, Google Inc. |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.eclipse.jgit.transport; |
| |
| import org.eclipse.jgit.lib.Config; |
| import org.eclipse.jgit.lib.Config.SectionParser; |
| |
| /** |
| * Configuration for server-side signed push verification. |
| * |
| * @since 4.1 |
| */ |
| public class SignedPushConfig { |
| /** Key for {@link Config#get(SectionParser)}. */ |
| public static final SectionParser<SignedPushConfig> KEY = |
| SignedPushConfig::new; |
| |
| private String certNonceSeed; |
| private int certNonceSlopLimit; |
| private NonceGenerator nonceGenerator; |
| |
| /** |
| * Create a new config with default values disabling push verification. |
| */ |
| public SignedPushConfig() { |
| } |
| |
| SignedPushConfig(Config cfg) { |
| setCertNonceSeed(cfg.getString("receive", null, "certnonceseed")); //$NON-NLS-1$ //$NON-NLS-2$ |
| certNonceSlopLimit = cfg.getInt("receive", "certnonceslop", 0); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| |
| /** |
| * Set the seed used by the nonce verifier. |
| * <p> |
| * Setting this to a non-null value enables push certificate verification |
| * using the default |
| * {@link org.eclipse.jgit.transport.HMACSHA1NonceGenerator} implementation, |
| * if a different implementation was not set using |
| * {@link #setNonceGenerator(NonceGenerator)}. |
| * |
| * @param seed |
| * new seed value. |
| */ |
| public void setCertNonceSeed(String seed) { |
| certNonceSeed = seed; |
| } |
| |
| /** |
| * Get the configured seed. |
| * |
| * @return the configured seed. |
| */ |
| public String getCertNonceSeed() { |
| return certNonceSeed; |
| } |
| |
| /** |
| * Set the nonce slop limit. |
| * <p> |
| * Old but valid nonces within this limit will be accepted. |
| * |
| * @param limit |
| * new limit in seconds. |
| */ |
| public void setCertNonceSlopLimit(int limit) { |
| certNonceSlopLimit = limit; |
| } |
| |
| /** |
| * Get the configured nonce slop limit. |
| * |
| * @return the configured nonce slop limit. |
| */ |
| public int getCertNonceSlopLimit() { |
| return certNonceSlopLimit; |
| } |
| |
| /** |
| * Set the {@link org.eclipse.jgit.transport.NonceGenerator} used for signed |
| * pushes. |
| * <p> |
| * Setting this to a non-null value enables push certificate verification. |
| * If this method is called, this implementation will be used instead of the |
| * default {@link org.eclipse.jgit.transport.HMACSHA1NonceGenerator} even if |
| * {@link #setCertNonceSeed(String)} was called. |
| * |
| * @param generator |
| * new nonce generator. |
| */ |
| public void setNonceGenerator(NonceGenerator generator) { |
| nonceGenerator = generator; |
| } |
| |
| /** |
| * Get the {@link org.eclipse.jgit.transport.NonceGenerator} used for signed |
| * pushes. |
| * <p> |
| * If {@link #setNonceGenerator(NonceGenerator)} was used to set a non-null |
| * implementation, that will be returned. If no custom implementation was |
| * set but {@link #setCertNonceSeed(String)} was called, returns a |
| * newly-created {@link org.eclipse.jgit.transport.HMACSHA1NonceGenerator}. |
| * |
| * @return the configured nonce generator. |
| */ |
| public NonceGenerator getNonceGenerator() { |
| if (nonceGenerator != null) { |
| return nonceGenerator; |
| } else if (certNonceSeed != null) { |
| return new HMACSHA1NonceGenerator(certNonceSeed); |
| } |
| return null; |
| } |
| } |