110 lines
3.7 KiB
Java
110 lines
3.7 KiB
Java
/*
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* Copyright 2020 Paul Schaub.
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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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*/
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package sop.cli.picocli.commands;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import picocli.CommandLine;
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import sop.Ready;
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import sop.cli.picocli.Print;
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import sop.cli.picocli.SopCLI;
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import sop.enums.SignAs;
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import sop.exception.SOPGPException;
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import sop.operation.Sign;
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@CommandLine.Command(name = "sign",
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description = "Create a detached signature on the data from standard input",
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exitCodeOnInvalidInput = 37)
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public class SignCmd implements Runnable {
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@CommandLine.Option(names = "--no-armor",
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description = "ASCII armor the output",
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negatable = true)
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boolean armor = true;
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@CommandLine.Option(names = "--as", description = "Defaults to 'binary'. If '--as=text' and the input data is not valid UTF-8, sign fails with return code 53.",
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paramLabel = "{binary|text}")
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SignAs type;
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@CommandLine.Parameters(description = "Secret keys used for signing",
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paramLabel = "KEY")
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List<File> secretKeyFile = new ArrayList<>();
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@Override
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public void run() {
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Sign sign = SopCLI.getSop().sign();
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if (type != null) {
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try {
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sign.mode(type);
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} catch (SOPGPException.UnsupportedOption unsupportedOption) {
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Print.errln("Unsupported option '--as'");
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Print.trace(unsupportedOption);
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System.exit(unsupportedOption.getExitCode());
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}
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}
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if (secretKeyFile.isEmpty()) {
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Print.errln("Missing required parameter 'KEY'.");
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System.exit(19);
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}
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for (File keyFile : secretKeyFile) {
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try (FileInputStream keyIn = new FileInputStream(keyFile)) {
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sign.key(keyIn);
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} catch (FileNotFoundException e) {
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Print.errln("File " + keyFile.getAbsolutePath() + " does not exist.");
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Print.trace(e);
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System.exit(1);
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} catch (IOException e) {
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Print.errln("Cannot access file " + keyFile.getAbsolutePath());
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Print.trace(e);
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System.exit(1);
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} catch (SOPGPException.KeyIsProtected e) {
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Print.errln("Key " + keyFile.getName() + " is password protected.");
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Print.trace(e);
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System.exit(1);
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} catch (SOPGPException.BadData badData) {
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Print.errln("Bad data in key file " + keyFile.getAbsolutePath() + ":");
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Print.trace(badData);
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System.exit(badData.getExitCode());
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}
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}
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if (!armor) {
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sign.noArmor();
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}
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try {
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Ready ready = sign.data(System.in);
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ready.writeTo(System.out);
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} catch (IOException e) {
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Print.errln("IO Error.");
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Print.trace(e);
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System.exit(1);
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} catch (SOPGPException.ExpectedText expectedText) {
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Print.errln("Expected text input, but got binary data.");
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Print.trace(expectedText);
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System.exit(expectedText.getExitCode());
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}
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}
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}
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