The current `fsck --extract` does not support exporting the extended
attributes of files. This patch adds `--xattrs` option to dump the
extended attributes, as well as the `--no-xattrs` option to not dump
the extended attributes.
Signed-off-by: Hongzhen Luo <hongz...@linux.alibaba.com>
---
v4: Optimize the error messages and code.
v3:
https://lore.kernel.org/all/20240903113729.3539578-1-hongz...@linux.alibaba.com/
v2:
https://lore.kernel.org/all/20240903085643.3393012-1-hongz...@linux.alibaba.com/
v1:
https://lore.kernel.org/all/20240903073517.3311407-1-hongz...@linux.alibaba.com/
---
fsck/main.c | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 79 insertions(+), 4 deletions(-)
diff --git a/fsck/main.c b/fsck/main.c
index 28f1e7e..183665c 100644
--- a/fsck/main.c
+++ b/fsck/main.c
@@ -9,6 +9,7 @@
#include <utime.h>
#include <unistd.h>
#include <sys/stat.h>
+#include <sys/xattr.h>
#include "erofs/print.h"
#include "erofs/compress.h"
#include "erofs/decompress.h"
@@ -31,6 +32,7 @@ struct erofsfsck_cfg {
bool overwrite;
bool preserve_owner;
bool preserve_perms;
+ bool dump_xattrs;
};
static struct erofsfsck_cfg fsckcfg;
@@ -48,6 +50,8 @@ static struct option long_options[] = {
{"no-preserve-owner", no_argument, 0, 10},
{"no-preserve-perms", no_argument, 0, 11},
{"offset", required_argument, 0, 12},
+ {"xattrs", no_argument, 0, 13},
+ {"no-xattrs", no_argument, 0, 14},
{0, 0, 0, 0},
};
@@ -98,6 +102,8 @@ static void usage(int argc, char **argv)
" --extract[=X] check if all files are well encoded,
optionally\n"
" extract to X\n"
" --offset=# skip # bytes at the beginning of
IMAGE\n"
+ " --xattrs dump extended attributes (default)\n"
+ " --no-xattrs do not dump extended attributes\n"
