Start working on PGP-Cert-D-CLI

pgp-cert-d-cli/build.gradle

@@ -0,0 +1,49 @@
+// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+plugins {
+    id 'application'
+}
+
+group 'org.pgpainless'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
+
+    // Logging
+    testImplementation "ch.qos.logback:logback-classic:$logbackVersion"
+
+    implementation project(":pgpainless-cert-d")
+
+    // picocli for cli
+    implementation "info.picocli:picocli:4.6.2"
+}
+
+test {
+    useJUnitPlatform()
+}
+
+mainClassName = 'pgp.cert_d.cli.PGPCertDCli'
+
+jar {
+    manifest {
+        attributes 'Main-Class': "$mainClassName"
+    }
+
+    duplicatesStrategy(DuplicatesStrategy.EXCLUDE)
+
+    from {
+        configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
+    } {
+        exclude "META-INF/*.SF"
+        exclude "META-INF/*.DSA"
+        exclude "META-INF/*.RSA"
+    }
+}
+

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/PGPCertDCli.java

@@ -0,0 +1,71 @@
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package pgp.cert_d.cli;
+
+import org.pgpainless.certificate_store.CertificateCertificateReader;
+import org.pgpainless.certificate_store.SharedPGPCertificateDirectoryAdapter;
+import pgp.cert_d.SharedPGPCertificateDirectoryImpl;
+import pgp.cert_d.cli.commands.Get;
+import pgp.cert_d.cli.commands.Insert;
+import pgp.cert_d.cli.commands.PrintDirectory;
+import pgp.cert_d.exception.NotAStoreException;
+import pgp.certificate_store.CertificateStore;
+import picocli.CommandLine;
+
+import java.io.File;
+
+@CommandLine.Command(
+        subcommands = {
+                Insert.class,
+                PrintDirectory.class,
+                Get.class,
+        }
+)
+public class PGPCertDCli {
+
+    @CommandLine.Option(names = "--base-directory", paramLabel = "DIRECTORY", description = "Overwrite the default certificate directory")
+    File baseDirectory;
+
+    private static CertificateStore certificateStore;
+    private static String baseDir;
+
+    private int executionStrategy(CommandLine.ParseResult parseResult) {
+        try {
+            initStore();
+        } catch (NotAStoreException e) {
+            return -1;
+        }
+        return new CommandLine.RunLast().execute(parseResult);
+    }
+
+    private void initStore() throws NotAStoreException {
+        SharedPGPCertificateDirectoryImpl certificateDirectory;
+        if (baseDirectory != null) {
+            certificateDirectory = new SharedPGPCertificateDirectoryImpl(
+                    baseDirectory,
+                    new CertificateCertificateReader());
+        } else {
+            certificateDirectory = new SharedPGPCertificateDirectoryImpl(
+                    new CertificateCertificateReader());
+        }
+        baseDir = certificateDirectory.getBaseDirectory().getAbsolutePath();
+        certificateStore = new SharedPGPCertificateDirectoryAdapter(certificateDirectory);
+    }
+
+    public static void main(String[] args) {
+        PGPCertDCli cli = new PGPCertDCli();
+        new CommandLine(cli)
+                .setExecutionStrategy(parserResult -> cli.executionStrategy(parserResult))
+                .execute(args);
+    }
+
+    public static CertificateStore getCertificateDirectory() {
+        return certificateStore;
+    }
+
+    public static String getBaseDir() {
+        return baseDir;
+    }
+}

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/commands/Get.java

@@ -0,0 +1,43 @@
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package pgp.cert_d.cli.commands;
+
+import java.io.IOException;
+
+import org.bouncycastle.util.io.Streams;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import pgp.cert_d.cli.PGPCertDCli;
+import pgp.certificate_store.Certificate;
+import picocli.CommandLine;
+
+@CommandLine.Command(name = "get",
+        description = "Retrieve certificates from the store")
+public class Get implements Runnable {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(Get.class);
+
+    @CommandLine.Parameters(
+            paramLabel = "IDENTIFIER",
+            arity = "1",
+            description = "Certificate identifier (fingerprint or special name)"
+    )
+    String identifer;
+
+    @Override
+    public void run() {
+        try {
+            Certificate certificate = PGPCertDCli.getCertificateDirectory()
+                    .getCertificate(identifer);
+            if (certificate == null) {
+                return;
+            }
+            Streams.pipeAll(certificate.getInputStream(), System.out);
+        } catch (IOException e) {
+            LOGGER.info("IO Error", e);
+            System.exit(-1);
+        }
+    }
+}

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/commands/Insert.java

@@ -0,0 +1,42 @@
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package pgp.cert_d.cli.commands;
+
+import java.io.IOException;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import pgp.cert_d.cli.PGPCertDCli;
+import pgp.certificate_store.Certificate;
+import pgp.certificate_store.MergeCallback;
+import picocli.CommandLine;
+
+@CommandLine.Command(name = "insert",
+        description = "Insert or update a certificate")
+public class Insert implements Runnable {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(Insert.class);
+
+    @Override
+    public void run() {
+        try {
+            Certificate certificate = PGPCertDCli.getCertificateDirectory().insertCertificate(System.in, new MergeCallback() {
+                @Override
+                public Certificate merge(Certificate data, Certificate existing) {
+                    return data;
+                }
+            });
+            // CHECKSTYLE:OFF
+            System.out.println(certificate.getFingerprint());
+            // CHECKSTYLE:ON
+        } catch (IOException e) {
+            LOGGER.info("IO-Error", e);
+            System.exit(-1);
+        } catch (InterruptedException e) {
+            LOGGER.info("Thread interrupted.", e);
+            System.exit(-1);
+        }
+    }
+}

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/commands/PrintDirectory.java

@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package pgp.cert_d.cli.commands;
+
+import pgp.cert_d.cli.PGPCertDCli;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "print-directory",
+        description = "Print the location of the certificate directory"
+)
+public class PrintDirectory implements Runnable {
+
+    @Override
+    public void run() {
+        // CHECKSTYLE:OFF
+        System.out.println(PGPCertDCli.getBaseDir());
+        // CHECKSTYLE:ON
+    }
+}

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/commands/package-info.java

@@ -0,0 +1,8 @@
+// SPDX-FileCopyrightText: 2018 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * Subcommands.
+ */
+package pgp.cert_d.cli.commands;

pgp-cert-d-cli/src/main/java/pgp/cert_d/cli/package-info.java

@@ -0,0 +1,8 @@
+// SPDX-FileCopyrightText: 2018 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * Command Line Interface for the Shared PGP Certificate Directory.
+ */
+package pgp.cert_d.cli;

pgpainless-cert-d/src/main/java/org/pgpainless/certificate_store/SharedPGPCertificateDirectoryAdapter.java

@@ -2,12 +2,14 @@
 //
 // SPDX-License-Identifier: Apache-2.0
 
-package pgp.cert_d;
+package org.pgpainless.certificate_store;
 
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Iterator;
 
+import pgp.cert_d.SharedPGPCertificateDirectory;
+import pgp.cert_d.SpecialName;
 import pgp.cert_d.exception.BadDataException;
 import pgp.cert_d.exception.BadNameException;
 import pgp.certificate_store.Certificate;

pgpainless-cert-d/src/main/java/org/pgpainless/certificate_store/package-info.java

@@ -0,0 +1,8 @@
+// SPDX-FileCopyrightText: 2018 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * PGPainless + Certificate Store.
+ */
+package org.pgpainless.certificate_store;

settings.gradle

@@ -9,5 +9,6 @@ include 'pgpainless-core',
         'pgpainless-cli',
         'pgpainless-cert-d',
         'pgp-certificate-store',
-        'pgp-cert-d-java'
+        'pgp-cert-d-java',
+        'pgp-cert-d-cli'