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Description
I'm not sure why, but when I run the ./test.sh I see many diffs.
E.g. ./test.sh sed-replaces with:
sed -r 's/ctransid=[0-9]{5}/ctransid=11111/g'
but it looks like my ctransid are 6 numbers, not 5. And many more diffs.
» sudo ./test.sh
INFO: Creating "./mytest.output"
INFO: Comparing ./example.output with ./mytest.output
--- /dev/fd/63 2025-02-28 01:16:48.216970641 +0100
+++ /dev/fd/62 2025-02-28 01:16:48.216970641 +0100
@@ -1,51 +1,30 @@
Cleaning up temporary subvolumes.
Create subvolume './btrfs-diff-tests'
-Create a readonly snapshot of './btrfs-diff-tests' in './btrfs-diff-tests.parent'
-Create a readonly snapshot of './btrfs-diff-tests' in './btrfs-diff-tests.child'
+Create readonly snapshot of './btrfs-diff-tests' in './btrfs-diff-tests.parent'
+Create readonly snapshot of './btrfs-diff-tests' in './btrfs-diff-tests.child'
btrfs-snapshots-diff.py group by path output:
=============================================
Found a valid Btrfs stream header, version 1
btrfs-diff-tests.child
- snapshot: uuid=some_uuid_here, ctransid=11111, clone_uuid=some_uuid_here, clone_ctransid=11111
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-
-__sub_root__
- times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
+ snapshot: uuid=some_uuid_here, ctransid=111114, clone_uuid=some_uuid_here, clone_ctransid=111111
hardlink
- renamed from "some_temporary_filename"
+ renamed from "o257-884954-0"
hardlink
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o257-884954-0"
+ owner 0:0
hardlink
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o257-884954-0"
+ owner 0:0
mode 644
hardlink
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o257-884954-0"
+ owner 0:0
mode 644
times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
@@ -53,116 +32,113 @@
link to "hardlink"
dir
- renamed from "some_temporary_filename"
+ renamed from "o258-884954-0"
dir
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o258-884954-0"
+ owner 0:0
dir
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o258-884954-0"
+ owner 0:0
mode 755
dir
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o258-884954-0"
+ owner 0:0
mode 755
times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
-some_temporary_filename
- [18, 20] ====================
+o259-884954-0
+ [14, 16] ====================
fifo
- renamed from "some_temporary_filename"
+ renamed from "o259-884954-0"
fifo
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o259-884954-0"
+ owner 0:0
fifo
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o259-884954-0"
+ owner 0:0
mode 644
fifo
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o259-884954-0"
+ owner 0:0
mode 644
times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
symlink
- renamed from "some_temporary_filename"
+ renamed from "o260-884954-0"
symlink
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o260-884954-0"
+ owner 0:0
symlink
- renamed from "some_temporary_filename"
- owner 1000:1000
+ renamed from "o260-884954-0"
+ owner 0:0
times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
xxx;yyy;zzz
- renamed from "some_temporary_filename"
+ renamed from "o261-884954-0"
xxx;yyy;zzz
- renamed from "some_temporary_filename"
+ renamed from "o261-884954-0"
xxx;yyy;zzz
- renamed from "some_temporary_filename"
+ renamed from "o261-884954-0"
update extents 0 -> 12
- owner 1000:1000
+ owner 0:0
xxx;yyy;zzz
- renamed from "some_temporary_filename"
+ renamed from "o261-884954-0"
update extents 0 -> 12
- owner 1000:1000
+ owner 0:0
mode 644
xxx;yyy;zzz
- renamed from "some_temporary_filename"
+ renamed from "o261-884954-0"
update extents 0 -> 12
- owner 1000:1000
+ owner 0:0
mode 644
times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
+__sub_root__
+ times a=YYYY/mm/dd HH:MM:SS m=YYYY/mm/dd HH:MM:SS c=YYYY/mm/dd HH:MM:SS
+
btrfs-snapshots-diff.py CSV output:
===================================
-snapshot;clone_ctransid=11111;clone_uuid=some_uuid_here;ctransid=11111;path=btrfs-diff-tests.child;uuid=some_uuid_here
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-mkfile;path=some_temporary_filename
-rename;path=some_temporary_filename;path_to=hardlink
+snapshot;clone_ctransid=111111;clone_uuid=some_uuid_here;ctransid=111114;path=btrfs-diff-tests.child;uuid=some_uuid_here
+mkfile;path=o257-884954-0
+rename;path=o257-884954-0;path_to=hardlink
link;path=file2;path_link=hardlink
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-chown;group_id=1000;path=hardlink;user_id=1000
+chown;group_id=0;path=hardlink;user_id=0
chmod;mode=420;path=hardlink
utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=hardlink
-mkdir;path=some_temporary_filename
-rename;path=some_temporary_filename;path_to=dir
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-chown;group_id=1000;path=dir;user_id=1000
+mkdir;path=o258-884954-0
+rename;path=o258-884954-0;path_to=dir
+chown;group_id=0;path=dir;user_id=0
chmod;mode=493;path=dir
utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=dir
-mkfifo;ino=259;path=some_temporary_filename;rdev=0
-rename;path=some_temporary_filename;path_to=fifo
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-chown;group_id=1000;path=fifo;user_id=1000
+mkfifo;ino=259;path=o259-884954-0;rdev=0
+rename;path=o259-884954-0;path_to=fifo
+chown;group_id=0;path=fifo;user_id=0
chmod;mode=420;path=fifo
utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=fifo
symlink;inode=260;path_link=file
-rename;path=some_temporary_filename;path_to=symlink
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
-chown;group_id=1000;path=symlink;user_id=1000
+rename;path=o260-884954-0;path_to=symlink
+chown;group_id=0;path=symlink;user_id=0
utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=symlink
-mkfile;path=some_temporary_filename
-rename;path=some_temporary_filename;path_to=xxx\;yyy\;zzz
-utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
+mkfile;path=o261-884954-0
+rename;path=o261-884954-0;path_to=xxx\;yyy\;zzz
update_extent;file_offset=0;path=xxx\;yyy\;zzz;size=12
-chown;group_id=1000;path=xxx\;yyy\;zzz;user_id=1000
+chown;group_id=0;path=xxx\;yyy\;zzz;user_id=0
chmod;mode=420;path=xxx\;yyy\;zzz
utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=xxx\;yyy\;zzz
-end;headers_length=1742;stream_length=1742
+utimes;atime=SOME.TIME;ctime=SOME.TIME;mtime=SOME.TIME;path=
+end;headers_length=1380;stream_length=1380
btrfs-snapshots-diff.py JSON output:
====================================
@@ -171,24 +147,17 @@
"command": "snapshot",
"path": "btrfs-diff-tests.child",
"uuid": "some_uuid_here",
- "ctransid": 11111,
+ "ctransid": 111114,
"clone_uuid": "some_uuid_here",
- "clone_ctransid": 11111
- },
- {
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
+ "clone_ctransid": 111111
},
{
"command": "mkfile",
- "path": "some_temporary_filename"
+ "path": "o257-884954-0"
},
{
"command": "rename",
- "path": "some_temporary_filename",
+ "path": "o257-884954-0",
"path_to": "hardlink"
},
{
@@ -197,24 +166,10 @@
"path_link": "hardlink"
},
{
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
"command": "chown",
"path": "hardlink",
- "user_id": 1000,
- "group_id": 1000
+ "user_id": 0,
+ "group_id": 0
},
{
"command": "chmod",
@@ -230,25 +185,18 @@
},
{
"command": "mkdir",
- "path": "some_temporary_filename"
+ "path": "o258-884954-0"
},
{
"command": "rename",
- "path": "some_temporary_filename",
+ "path": "o258-884954-0",
"path_to": "dir"
},
{
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
"command": "chown",
"path": "dir",
- "user_id": 1000,
- "group_id": 1000
+ "user_id": 0,
+ "group_id": 0
},
{
"command": "chmod",
@@ -265,26 +213,19 @@
{
"command": "mkfifo",
"ino": 259,
- "path": "some_temporary_filename",
+ "path": "o259-884954-0",
"rdev": 0
},
{
"command": "rename",
- "path": "some_temporary_filename",
+ "path": "o259-884954-0",
"path_to": "fifo"
},
{
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
"command": "chown",
"path": "fifo",
- "user_id": 1000,
- "group_id": 1000
+ "user_id": 0,
+ "group_id": 0
},
{
"command": "chmod",
@@ -305,21 +246,14 @@
},
{
"command": "rename",
- "path": "some_temporary_filename",
+ "path": "o260-884954-0",
"path_to": "symlink"
},
{
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
"command": "chown",
"path": "symlink",
- "user_id": 1000,
- "group_id": 1000
+ "user_id": 0,
+ "group_id": 0
},
{
"command": "utimes",
@@ -330,21 +264,14 @@
},
{
"command": "mkfile",
- "path": "some_temporary_filename"
+ "path": "o261-884954-0"
},
{
"command": "rename",
- "path": "some_temporary_filename",
+ "path": "o261-884954-0",
"path_to": "xxx;yyy;zzz"
},
{
- "command": "utimes",
- "path": "",
- "atime": SOME.TIME,
- "mtime": SOME.TIME,
- "ctime": SOME.TIME
- },
- {
"command": "update_extent",
"path": "xxx;yyy;zzz",
"file_offset": 0,
@@ -353,8 +280,8 @@
{
"command": "chown",
"path": "xxx;yyy;zzz",
- "user_id": 1000,
- "group_id": 1000
+ "user_id": 0,
+ "group_id": 0
},
{
"command": "chmod",
@@ -369,9 +296,16 @@
"ctime": SOME.TIME
},
{
+ "command": "utimes",
+ "path": "",
+ "atime": SOME.TIME,
+ "mtime": SOME.TIME,
+ "ctime": SOME.TIME
+ },
+ {
"command": "end",
- "headers_length": 1742,
- "stream_length": 1742
+ "headers_length": 1380,
+ "stream_length": 1380
}
]
ERROR: Some tests failed. Please review ./mytest.output manually.
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