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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.application;
import com.google.common.io.ByteStreams;
import org.apache.commons.compress.archivers.ArchiveOutputStream;
import org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
import org.apache.commons.compress.archivers.tar.TarArchiveOutputStream;
import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream;
import org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream;
import org.junit.Test;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Ulf Lilleengen
*/
public class CompressedApplicationInputStreamTest {
private static void writeFileToTar(ArchiveOutputStream taos, File file) throws IOException {
taos.putArchiveEntry(taos.createArchiveEntry(file, file.getName()));
ByteStreams.copy(new FileInputStream(file), taos);
taos.closeArchiveEntry();
}
private static File createArchiveFile(ArchiveOutputStream taos, File outFile) throws IOException {
File app = new File("src/test/resources/deploy/validapp");
writeFileToTar(taos, new File(app, "services.xml"));
writeFileToTar(taos, new File(app, "hosts.xml"));
writeFileToTar(taos, new File(app, "deployment.xml"));
taos.close();
return outFile;
}
public static File createTarFile() throws IOException {
File outFile = File.createTempFile("testapp", ".tar.gz");
ArchiveOutputStream archiveOutputStream = new TarArchiveOutputStream(new GZIPOutputStream(new FileOutputStream(outFile)));
return createArchiveFile(archiveOutputStream, outFile);
}
private static File createZipFile() throws IOException {
File outFile = File.createTempFile("testapp", ".tar.gz");
ArchiveOutputStream archiveOutputStream = new ZipArchiveOutputStream(new FileOutputStream(outFile));
return createArchiveFile(archiveOutputStream, outFile);
}
private void assertTestApp(File outApp) {
String [] files = outApp.list();
assertNotNull(files);
assertEquals(3, files.length);
assertTrue(List.of(files).containsAll(List.of("hosts.xml", "services.xml", "deployment.xml")));
}
@Test
public void require_that_valid_tar_application_can_be_unpacked() throws IOException {
File outFile = createTarFile();
CompressedApplicationInputStream unpacked = CompressedApplicationInputStream.createFromCompressedStream(new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(outFile))));
File outApp = unpacked.decompress();
assertTestApp(outApp);
}
@Test
public void require_that_valid_tar_application_in_subdir_can_be_unpacked() throws IOException {
File outFile = File.createTempFile("testapp", ".tar.gz");
ArchiveOutputStream archiveOutputStream = new TarArchiveOutputStream(new GZIPOutputStream(new FileOutputStream(outFile)));
File app = new File("src/test/resources/deploy/validapp");
File file = new File(app, "services.xml");
archiveOutputStream.putArchiveEntry(archiveOutputStream.createArchiveEntry(file, "application/" + file.getName()));
ByteStreams.copy(new FileInputStream(file), archiveOutputStream);
archiveOutputStream.closeArchiveEntry();
file = new File(app, "hosts.xml");
archiveOutputStream.putArchiveEntry(archiveOutputStream.createArchiveEntry(file, "application/" + file.getName()));
ByteStreams.copy(new FileInputStream(file), archiveOutputStream);
archiveOutputStream.closeArchiveEntry();
file = new File(app, "deployment.xml");
archiveOutputStream.putArchiveEntry(archiveOutputStream.createArchiveEntry(file, "application/" + file.getName()));
ByteStreams.copy(new FileInputStream(file), archiveOutputStream);
archiveOutputStream.closeArchiveEntry();
archiveOutputStream.close();
CompressedApplicationInputStream unpacked = CompressedApplicationInputStream.createFromCompressedStream(new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(outFile))));
File outApp = unpacked.decompress();
assertEquals("application", outApp.getName()); // gets the name of the subdir
assertTestApp(outApp);
}
@Test
public void require_that_valid_zip_application_can_be_unpacked() throws IOException {
File outFile = createZipFile();
CompressedApplicationInputStream unpacked = CompressedApplicationInputStream.createFromCompressedStream(
new ZipArchiveInputStream(new FileInputStream(outFile)));
File outApp = unpacked.decompress();
assertTestApp(outApp);
}
@Test
public void require_that_gnu_tared_file_can_be_unpacked() throws IOException, InterruptedException {
File tmpTar = File.createTempFile("myapp", ".tar");
Process p = new ProcessBuilder("tar", "-C", "src/test/resources/deploy/validapp", "--exclude=.svn", "-cvf", tmpTar.getAbsolutePath(), ".").start();
p.waitFor();
p = new ProcessBuilder("gzip", tmpTar.getAbsolutePath()).start();
p.waitFor();
File gzFile = new File(tmpTar.getAbsolutePath() + ".gz");
assertTrue(gzFile.exists());
CompressedApplicationInputStream unpacked = CompressedApplicationInputStream.createFromCompressedStream(
new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(gzFile))));
File outApp = unpacked.decompress();
assertTestApp(outApp);
}
@Test
public void require_that_nested_app_can_be_unpacked() throws IOException, InterruptedException {
File tmpTar = File.createTempFile("myapp", ".tar");
Process p = new ProcessBuilder("tar", "-C", "src/test/resources/deploy/advancedapp", "--exclude=.svn", "-cvf", tmpTar.getAbsolutePath(), ".").start();
p.waitFor();
p = new ProcessBuilder("gzip", tmpTar.getAbsolutePath()).start();
p.waitFor();
File gzFile = new File(tmpTar.getAbsolutePath() + ".gz");
assertTrue(gzFile.exists());
CompressedApplicationInputStream unpacked = CompressedApplicationInputStream.createFromCompressedStream(
new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(gzFile))));
File outApp = unpacked.decompress();
List<File> files = Arrays.asList(outApp.listFiles());
assertEquals(5, files.size());
assertTrue(files.contains(new File(outApp, "services.xml")));
assertTrue(files.contains(new File(outApp, "hosts.xml")));
assertTrue(files.contains(new File(outApp, "deployment.xml")));
assertTrue(files.contains(new File(outApp, "schemas")));
assertTrue(files.contains(new File(outApp, "external")));
File sd = files.get(files.indexOf(new File(outApp, "schemas")));
assertTrue(sd.isDirectory());
assertEquals(1, sd.listFiles().length);
assertEquals(new File(sd, "keyvalue.sd").getAbsolutePath(), sd.listFiles()[0].getAbsolutePath());
File ext = files.get(files.indexOf(new File(outApp, "external")));
assertTrue(ext.isDirectory());
assertEquals(1, ext.listFiles().length);
assertEquals(new File(ext, "foo").getAbsolutePath(), ext.listFiles()[0].getAbsolutePath());
files = Arrays.asList(ext.listFiles());
File foo = files.get(files.indexOf(new File(ext, "foo")));
assertTrue(foo.isDirectory());
assertEquals(1, foo.listFiles().length);
assertEquals(new File(foo, "bar").getAbsolutePath(), foo.listFiles()[0].getAbsolutePath());
files = Arrays.asList(foo.listFiles());
File bar = files.get(files.indexOf(new File(foo, "bar")));
assertTrue(bar.isDirectory());
assertEquals(1, bar.listFiles().length);
assertTrue(bar.listFiles()[0].isFile());
assertEquals(new File(bar, "lol").getAbsolutePath(), bar.listFiles()[0].getAbsolutePath());
}
@Test(expected = IOException.class)
public void require_that_invalid_application_returns_error_when_unpacked() throws IOException {
File app = new File("src/test/resources/deploy/validapp/services.xml");
CompressedApplicationInputStream.createFromCompressedStream(
new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(app))));
}
}
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