void createArchive(Path projectPath, Path output, Config overrideParams) throws IOException {
out.println("Creating " + output + "...");
ProjectArchive project =
projectLoader.load(projectPath, WorkflowResourceMatcher.defaultMatcher(), overrideParams);
ArchiveMetadata meta = project.getArchiveMetadata();
try (TarArchiveOutputStream tar =
new TarArchiveOutputStream(new GzipCompressorOutputStream(Files.newOutputStream(output)))) {
// default mode for file names longer than 100 bytes is throwing an exception (LONGFILE_ERROR)
tar.setLongFileMode(TarArchiveOutputStream.LONGFILE_POSIX);
project.listFiles(
(resourceName, absPath) -> {
if (!Files.isDirectory(absPath)) {
out.println(" Archiving " + resourceName);
TarArchiveEntry e = buildTarArchiveEntry(project, absPath, resourceName);
tar.putArchiveEntry(e);
if (e.isSymbolicLink()) {
out.println(" symlink -> " + e.getLinkName());
} else {
try (InputStream in = Files.newInputStream(absPath)) {
ByteStreams.copy(in, tar);
}
tar.closeArchiveEntry();
}
}
});
// create .digdag.dig
// TODO set default time zone if not set?
byte[] metaBody = yamlMapper.toYaml(meta).getBytes(StandardCharsets.UTF_8);
TarArchiveEntry metaEntry = new TarArchiveEntry(ArchiveMetadata.FILE_NAME);
metaEntry.setSize(metaBody.length);
metaEntry.setModTime(new Date());
tar.putArchiveEntry(metaEntry);
tar.write(metaBody);
tar.closeArchiveEntry();
}
out.println("Workflows:");
for (WorkflowDefinition workflow : meta.getWorkflowList().get()) {
out.println(" " + workflow.getName());
}
out.println("");
}
private TarArchiveEntry buildTarArchiveEntry(ProjectArchive project, Path absPath, String name)
throws IOException {
TarArchiveEntry e;
if (Files.isSymbolicLink(absPath)) {
e = new TarArchiveEntry(name, TarConstants.LF_SYMLINK);
Path rawDest = Files.readSymbolicLink(absPath);
Path normalizedAbsDest = absPath.getParent().resolve(rawDest).normalize();
try {
project.pathToResourceName(normalizedAbsDest);
} catch (IllegalArgumentException ex) {
throw new IllegalArgumentException("Invalid symbolic link: " + ex.getMessage());
}
// absolute path will be invalid on a server. convert it to a relative path
Path normalizedRelativeDest = absPath.getParent().relativize(normalizedAbsDest);
String linkName = normalizedRelativeDest.toString();
// TarArchiveEntry(File) does this normalization but setLinkName doesn't. So do it here:
linkName = linkName.replace(File.separatorChar, '/');
e.setLinkName(linkName);
} else {
e = new TarArchiveEntry(absPath.toFile(), name);
try {
int mode = 0;
for (PosixFilePermission perm : Files.getPosixFilePermissions(absPath)) {
switch (perm) {
case OWNER_READ:
mode |= 0400;
break;
case OWNER_WRITE:
mode |= 0200;
break;
case OWNER_EXECUTE:
mode |= 0100;
break;
case GROUP_READ:
mode |= 0040;
break;
case GROUP_WRITE:
mode |= 0020;
break;
case GROUP_EXECUTE:
mode |= 0010;
break;
case OTHERS_READ:
mode |= 0004;
break;
case OTHERS_WRITE:
mode |= 0002;
break;
case OTHERS_EXECUTE:
mode |= 0001;
break;
default:
// ignore
}
}
e.setMode(mode);
} catch (UnsupportedOperationException ex) {
// ignore custom mode
}
}
return e;
}
