From 2b510d97ba9f66ef1e5b40778ed85b47e3b7cbe3 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 19 Dec 2016 21:06:07 +0100 Subject: [PATCH] tar: fix reproducibility issue Force root/root as names for uid0/gid0 instead of using the system names. This helps make packed download tarballs more reproducible Signed-off-by: Felix Fietkau --- .../patches/100-symlink-force-root-name.patch | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 tools/tar/patches/100-symlink-force-root-name.patch diff --git a/tools/tar/patches/100-symlink-force-root-name.patch b/tools/tar/patches/100-symlink-force-root-name.patch new file mode 100644 index 0000000000..896b4723fc --- /dev/null +++ b/tools/tar/patches/100-symlink-force-root-name.patch @@ -0,0 +1,22 @@ +Force root/root as names for uid0/gid0 instead of using the system +names. This helps make packed download tarballs more reproducible + +Signed-off-by: Felix Fietkau +--- +--- a/src/create.c ++++ b/src/create.c +@@ -545,12 +545,8 @@ write_gnu_long_link (struct tar_stat_inf + char *tmpname; + + header = start_private_header ("././@LongLink", size, 0); +- uid_to_uname (0, &tmpname); +- UNAME_TO_CHARS (tmpname, header->header.uname); +- free (tmpname); +- gid_to_gname (0, &tmpname); +- GNAME_TO_CHARS (tmpname, header->header.gname); +- free (tmpname); ++ UNAME_TO_CHARS ("root", header->header.uname); ++ GNAME_TO_CHARS ("root", header->header.gname); + + strcpy (header->buffer + offsetof (struct posix_header, magic), + OLDGNU_MAGIC); -- 2.35.1