c/mirror_zfs
1
0
Fork 0
mirror of https://git.proxmox.com/git/mirror_zfs.git synced 2024-12-25 18:59:33 +03:00
Code Issues Packages Projects Releases Wiki Activity

zdb: consistent xattr output

Browse Source 
When using zdb to output the value of an xattr only interpret it
as printable characters if the entire byte array is printable.
Additionally, if the --parseable option is set always output the
buffer contents as octal for easy parsing.

Reviewed-by: Olaf Faaland <faaland1@llnl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #14830
This commit is contained in:
Brian Behlendorf 2023-05-08 11:17:41 -07:00 committed by GitHub
parent 245f4a3467
commit dd19821149
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
cmd/zdb/zdb.c
View File

@ -3322,13 +3322,22 @@ dump_znode_sa_xattr(sa_handle_t *hdl)
(void) printf("\tSA xattrs: %d bytes, %d entries\n\n",
sa_xattr_size, sa_xattr_entries);
while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) {
boolean_t can_print = !dump_opt['P'];
uchar_t *value;
uint_t cnt, idx;
(void) printf("\t\t%s = ", nvpair_name(elem));
nvpair_value_byte_array(elem, &value, &cnt);
for (idx = 0; idx < cnt; ++idx) {
if (isprint(value[idx]))
if (!isprint(value[idx])) {
can_print = B_FALSE;
break;
}
}
for (idx = 0; idx < cnt; ++idx) {
if (can_print)
(void) putchar(value[idx]);
else
(void) printf("\\%3.3o", value[idx]);