76 lines
2.3 KiB
Java
76 lines
2.3 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.ReadyWithResult;
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import sop.Signatures;
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import sop.exception.SOPGPException;
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import sop.external.ExternalSOP;
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import sop.operation.InlineDetach;
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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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import java.util.Properties;
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public class InlineDetachExternal implements InlineDetach {
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private final List<String> commandList = new ArrayList<>();
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private final List<String> envList;
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public InlineDetachExternal(String binary, Properties environment) {
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commandList.add(binary);
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commandList.add("inline-detach");
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envList = ExternalSOP.propertiesToEnv(environment);
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}
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@Override
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public InlineDetach noArmor() {
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commandList.add("--no-armor");
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return this;
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}
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@Override
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public ReadyWithResult<Signatures> message(InputStream messageInputStream) throws IOException, SOPGPException.BadData {
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String[] command = commandList.toArray(new String[0]);
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String[] env = envList.toArray(new String[0]);
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try {
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Process process = Runtime.getRuntime().exec(command, env);
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OutputStream processOut = process.getOutputStream();
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InputStream processIn = process.getInputStream();
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return new ReadyWithResult<Signatures>() {
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@Override
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public Signatures 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 = messageInputStream.read(buf)) > 0) {
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processOut.write(buf, 0, r);
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}
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messageInputStream.close();
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processOut.close();
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while ((r = processIn.read(buf)) > 0) {
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outputStream.write(buf, 0 , r);
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}
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processIn.close();
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outputStream.close();
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ExternalSOP.finish(process);
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return null; // TODO
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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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