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| author | Theodore Ts'o <tytso@mit.edu> | 2024-04-25 11:38:32 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2024-04-25 11:48:37 -0400 |
| commit | f353a1f1b05724757241d55f0e941f974bbbc72a (patch) | |
| tree | a1e3ba6548ccba58c3aa41e0e6b89819e987185b | |
| parent | b6e2913061577ad981464e435026d71a48fd5caf (diff) | |
| download | e2fsprogs-f353a1f1b05724757241d55f0e941f974bbbc72a.tar.gz | |
mke2fs: implement timestamp clamping if SOURCE_DATE_EPOCH is set
When copying files to the newly created file system using "mke2fs -d",
and there are timestamps greater than what is specified by
SOURCE_DATE_EPOCH, clamp the timestamp to the SOURCE_DATE_EPOCH
timestamp.
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
| -rw-r--r-- | misc/create_inode.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/misc/create_inode.c b/misc/create_inode.c index 83100348c..e2676a057 100644 --- a/misc/create_inode.c +++ b/misc/create_inode.c @@ -109,6 +109,13 @@ errcode_t add_link(ext2_filsys fs, ext2_ino_t parent_ino, return retval; } +static time_t clamped_time(ext2_filsys fs, time_t t) +{ + if ((fs->flags2 & EXT2_FLAG2_USE_FAKE_TIME) && t > fs->now) + return fs->now; + return t; +} + /* Set the uid, gid, mode and time for the inode */ errcode_t set_inode_extra(ext2_filsys fs, ext2_ino_t ino, const struct stat *st) @@ -127,9 +134,9 @@ errcode_t set_inode_extra(ext2_filsys fs, ext2_ino_t ino, inode.i_gid = st->st_gid; ext2fs_set_i_gid_high(inode, st->st_gid >> 16); inode.i_mode = (LINUX_S_IFMT & inode.i_mode) | (~S_IFMT & st->st_mode); - ext2fs_inode_xtime_set(&inode, i_atime, st->st_atime); - ext2fs_inode_xtime_set(&inode, i_ctime, st->st_ctime); - ext2fs_inode_xtime_set(&inode, i_mtime, st->st_mtime); + ext2fs_inode_xtime_set(&inode, i_atime, clamped_time(fs, st->st_atime)); + ext2fs_inode_xtime_set(&inode, i_ctime, clamped_time(fs, st->st_ctime)); + ext2fs_inode_xtime_set(&inode, i_mtime, clamped_time(fs, st->st_mtime)); retval = ext2fs_write_inode(fs, ino, &inode); if (retval) |