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c458c05801
The dark lord Gosling designed the Java package naming system so that ownership flows from the DNS system. Since we own the domain name registry.google, it seems only appropriate that we should use google.registry as our package name.
110 lines
3.6 KiB
Java
110 lines
3.6 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.testing;
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import static com.google.common.base.Preconditions.checkArgument;
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import static com.google.common.base.Preconditions.checkNotNull;
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import static com.google.common.base.Preconditions.checkState;
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import static com.google.common.truth.Truth.assertWithMessage;
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import com.google.common.io.ByteSource;
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import org.junit.rules.ExternalResource;
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import java.io.File;
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import java.io.IOException;
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/**
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* GnuPG system command JUnit rule.
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*
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* <p>This rule creates a isolated environment for running the {@code gpg} command inside system
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* integration tests. It reduces a lot of the boilerplate of setting up the shell environment and
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* importing your keyrings into a temporary config folder.
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*
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* @see ExternalResource
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*/
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public final class GpgSystemCommandRule extends ExternalResource {
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private static final File DEV_NULL = new File("/dev/null");
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private static final String TEMP_FILE_PREFIX = "gpgtest";
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private File cwd = DEV_NULL;
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private File conf = DEV_NULL;
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private String[] env = {};
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private final ByteSource publicKeyring;
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private final ByteSource privateKeyring;
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private final Runtime runtime = Runtime.getRuntime();
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/** Constructs a new {@link GpgSystemCommandRule} instance. */
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public GpgSystemCommandRule(ByteSource publicKeyring, ByteSource privateKeyring) {
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this.publicKeyring = checkNotNull(publicKeyring, "publicKeyring");
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this.privateKeyring = checkNotNull(privateKeyring, "privateKeyring");
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}
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/** Returns the temporary directory from which commands are run. */
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public File getCwd() {
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checkState(cwd != DEV_NULL);
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return cwd;
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}
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/** Returns the temporary directory in which GnuPG configs are stored. */
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public File getConf() {
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checkState(conf != DEV_NULL);
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return conf;
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}
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/**
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* Runs specified system command and arguments within the GPG testing environment.
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*
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* @throws IOException
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* @see Runtime#exec(String[])
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*/
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public final Process exec(String... args) throws IOException {
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checkState(cwd != DEV_NULL);
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checkArgument(args.length > 0, "args");
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return runtime.exec(args, env, cwd);
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}
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@Override
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protected void before() throws IOException, InterruptedException {
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checkState(cwd == DEV_NULL);
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cwd = File.createTempFile(TEMP_FILE_PREFIX, "", null);
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cwd.delete();
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cwd.mkdir();
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conf = new File(cwd, ".gnupg");
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conf.mkdir();
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conf.setReadable(true, true);
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env = new String[] {
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"PATH=" + System.getenv("PATH"),
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"GNUPGHOME=" + conf.getAbsolutePath(),
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};
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Process pid = exec("gpg", "--import");
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publicKeyring.copyTo(pid.getOutputStream());
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pid.getOutputStream().close();
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assertWithMessage("Failed to import public keyring").that(pid.waitFor()).isEqualTo(0);
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pid = exec("gpg", "--allow-secret-key-import", "--import");
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privateKeyring.copyTo(pid.getOutputStream());
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pid.getOutputStream().close();
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assertWithMessage("Failed to import private keyring").that(pid.waitFor()).isEqualTo(0);
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}
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@Override
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protected void after() {
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cwd = DEV_NULL;
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conf = DEV_NULL;
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}
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}
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