io.wcm.devops.conga.plugins.aem.tooling.crypto.cli.AemCryptoCli.java Source code

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Here is the source code for io.wcm.devops.conga.plugins.aem.tooling.crypto.cli.AemCryptoCli.java

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/*
 * #%L
 * wcm.io
 * %%
 * Copyright (C) 2018 wcm.io
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package io.wcm.devops.conga.plugins.aem.tooling.crypto.cli;

import java.io.File;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.DefaultParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.lang3.StringUtils;

/**
 * CONGA command line interface.
 */
public final class AemCryptoCli {

    private static final String CRYPTO_KEYS_GENERATE = "cryptoKeysGenerate";
    private static final String CRYPTO_KEYS_ANSIBLE_VAULT_ENCRYPT = "cryptoKeysAnsibleVaultEncrypt";
    private static final String TARGET = "target";
    private static final String ANSIBLE_VAULT_ENCRYPT = "ansibleVaultEncrypt";
    private static final String ANSIBLE_VAULT_DECRYPT = "ansibleVaultDecrypt";

    /**
     * Command line options
     */
    public static final Options CLI_OPTIONS = new Options();
    static {
        CLI_OPTIONS.addOption(CRYPTO_KEYS_GENERATE, false, "Generates Crypto keys for AEM 6.3 and up.");
        CLI_OPTIONS.addOption(CRYPTO_KEYS_ANSIBLE_VAULT_ENCRYPT, false,
                "Encrypts the keys with Ansible Vault after generation.");
        CLI_OPTIONS.addOption(TARGET, true, "Target path for the generated keys.");
        CLI_OPTIONS.addOption(ANSIBLE_VAULT_ENCRYPT, true, "Encrypts the given file with Ansible Vault.");
        CLI_OPTIONS.addOption(ANSIBLE_VAULT_DECRYPT, true, "Decrypts the given file with Ansible Vault.");
        CLI_OPTIONS.addOption("?", false, "Print usage help.");
    }

    private AemCryptoCli() {
        // static methods only
    }

    /**
     * CLI entry point
     * @param args Command line arguments
     * @throws Exception Exception
     */
    //CHECKSTYLE:OFF
    public static void main(String[] args) throws Exception {
        //CHECKSTYLE:ON
        CommandLine commandLine = new DefaultParser().parse(CLI_OPTIONS, args, true);

        boolean generateCryptoKeys = commandLine.hasOption(CRYPTO_KEYS_GENERATE);
        boolean ansibleVaultEncrypt = commandLine.hasOption(CRYPTO_KEYS_ANSIBLE_VAULT_ENCRYPT);
        File targetDir = new File(commandLine.getOptionValue(TARGET, "target"));
        String ansibleVaultEncryptPath = commandLine.getOptionValue(ANSIBLE_VAULT_ENCRYPT);
        String ansibleVaultDecryptPath = commandLine.getOptionValue(ANSIBLE_VAULT_DECRYPT);

        if (generateCryptoKeys) {
            CryptoKeys.generate(targetDir, ansibleVaultEncrypt)
                    .forEach(file -> System.out.println("Generated: " + file.getPath()));
            return;
        } else if (StringUtils.isNotBlank(ansibleVaultEncryptPath)) {
            AnsibleVault.encrypt(new File(ansibleVaultEncryptPath));
            return;
        } else if (StringUtils.isNotBlank(ansibleVaultDecryptPath)) {
            AnsibleVault.decrypt(new File(ansibleVaultDecryptPath));
            return;
        }

        // print usage help
        HelpFormatter formatter = new HelpFormatter();
        formatter.setWidth(150);
        formatter.printHelp("java -jar conga-aem-crypto-cli-<version>.jar <arguments>", CLI_OPTIONS);
    }

}