90 lines
2.4 KiB
Java
90 lines
2.4 KiB
Java
// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package sop.external.operation;
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import sop.Ready;
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import sop.exception.SOPGPException;
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import sop.operation.GenerateKey;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.util.ArrayList;
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import java.util.List;
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public class GenerateKeyExternal implements GenerateKey {
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private final String binary;
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private boolean noArmor = false;
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private List<String> userIds = new ArrayList<>();
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private String keyPassword;
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private final Runtime runtime = Runtime.getRuntime();
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public GenerateKeyExternal(String binary) {
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this.binary = binary;
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}
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@Override
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public GenerateKey noArmor() {
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this.noArmor = true;
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return this;
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}
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@Override
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public GenerateKey userId(String userId) {
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this.userIds.add(userId);
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return this;
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}
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@Override
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public GenerateKey withKeyPassword(String password)
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throws SOPGPException.PasswordNotHumanReadable, SOPGPException.UnsupportedOption {
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this.keyPassword = password;
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return this;
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}
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@Override
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public Ready generate()
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throws SOPGPException.MissingArg, SOPGPException.UnsupportedAsymmetricAlgo {
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List<String> commandList = new ArrayList<>();
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commandList.add(binary);
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commandList.add("generate-key");
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if (noArmor) {
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commandList.add("--no-armor");
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}
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if (keyPassword != null) {
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commandList.add("--with-key-password");
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commandList.add(keyPassword);
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}
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for (String userId : userIds) {
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commandList.add(userId);
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}
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String[] command = commandList.toArray(new String[0]);
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try {
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Process process = runtime.exec(command);
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InputStream stdIn = process.getInputStream();
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return new Ready() {
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@Override
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public void writeTo(OutputStream outputStream) throws IOException {
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byte[] buf = new byte[4096];
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int r;
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while ((r = stdIn.read(buf)) >= 0) {
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outputStream.write(buf, 0, r);
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}
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}
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};
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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}
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