sadanand48 commented on code in PR #8477:
URL: https://github.com/apache/ozone/pull/8477#discussion_r2132036281
##########
hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/utils/Archiver.java:
##########
@@ -115,6 +119,29 @@ public static long includeFile(File file, String entryName,
return bytes;
}
+ public static void linkAndIncludeFile(File file, String entryName,
+ ArchiveOutputStream<TarArchiveEntry> archiveOutput, Path tmpDir) throws
IOException {
+ File link = null;
+ try {
+ Files.createLink(tmpDir.resolve(file.getName()), file.toPath());
+ link = tmpDir.resolve(file.getName()).toFile();
+ TarArchiveEntry entry = archiveOutput.createArchiveEntry(link,
entryName);
+ archiveOutput.putArchiveEntry(entry);
+ try (InputStream input = Files.newInputStream(link.toPath())) {
+ IOUtils.copyLarge(input, archiveOutput);
+ }
+ archiveOutput.closeArchiveEntry();
+ } catch (IOException ioe) {
+ LOG.error("Couldn't create hardlink for file {} while including it in
tarball.",
+ file.getAbsolutePath(), ioe);
+ } finally {
+ if (link != null) {
+ Files.deleteIfExists(link.toPath());
Review Comment:
noted.
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