time machine smb/samba config

.com.apple.TimeMachine.quota.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>GlobalQuota</key>
	<integer>350000000000</integer>
</dict>
</plist>

links.md

https://blog.jbowen.dev/2020/05/remote-time-machine-for-multiple-macs/

https://manjaro.site/how-to-configure-time-machine-to-backup-to-samba-shared-folder/

http://movq.us/2017/04/09/time-machine-quotas/

smb.conf

[global]
	dns proxy = No
	load printers = No
	local master = No
	log file = /var/log/samba/log.%m
	max log size = 1000
	obey pam restrictions = Yes
	pam password change = Yes
	panic action = /usr/share/samba/panic-action %d
	security = USER
	server min protocol = SMB2
	server role = standalone server
	unix password sync = Yes
	fruit:delete_empty_adfiles = yes
	fruit:wipe_intentionally_left_blank_rfork = yes
	fruit:resource = xattr
	fruit:zero_file_id = yes
	fruit:posix_rename = yes
	fruit:veto_appledouble = no
	fruit:metadata = stream
	idmap config * : backend = tdb
	hosts allow = 2001:470:28:1d7::/64 192.168.1.0/24 127.0.0.1
	invalid users = root
	vfs objects = catia fruit streams_xattr


[TimeMachine]
	case sensitive = Yes
	create mask = 0750
	directory mask = 01750
	path = /backups/mac
	read only = No
	valid users = toe
	fruit:time machine = yes

/dev/disk4 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        +350.0 GB   disk4
   1:                        EFI EFI                     209.7 MB   disk4s1
   2:                 Apple_APFS Container disk5         349.8 GB   disk4s2

/dev/disk5 (synthesized):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      APFS Container Scheme -                      +349.8 GB   disk5
                                 Physical Store disk4s2
   1:                APFS Volume Backups of dbair        24.8 GB    disk5s1

On the server acting as TM:

root@ftp:/backups/mac# uname -a
Linux ftp.durd.net 5.10.0-10-amd64 #1 SMP Debian 5.10.84-1 (2021-12-08) x86_64 GNU/Linux

root@ftp:/backups/mac# dpkg -l samba*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name                     Version                  Architecture Description
+++-========================-========================-============-=========================================================
ii  samba                    2:4.13.13+dfsg-1~deb11u3 amd64        SMB/CIFS file, print, and login server for Unix
ii  samba-common             2:4.13.13+dfsg-1~deb11u3 all          common files used by both the Samba server and client
ii  samba-common-bin         2:4.13.13+dfsg-1~deb11u3 amd64        Samba common files used by both the server and the client
ii  samba-dsdb-modules:amd64 2:4.13.13+dfsg-1~deb11u3 amd64        Samba Directory Services Database
ii  samba-libs:amd64         2:4.13.13+dfsg-1~deb11u3 amd64        Samba core libraries
ii  samba-vfs-modules:amd64  2:4.13.13+dfsg-1~deb11u3 amd64        Samba Virtual FileSystem plugins

https://wiki.samba.org/index.php/Using_the_streams_xattr_VFS_Module