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TimeMachine backup on Samba share

·184 words·1 min·
Samba Mac Timemachine
Table of Contents

Prerequisites
#

Samba config snippet
# 

#======================= Global Settings =======================

[global]
# Fruit global config
  fruit:aapl = yes
  fruit:nfs_aces = no
  fruit:copyfile = no
  fruit:model = MacSamba

# Permissions on new files and directories are inherited from parent directory
   inherit permissions = yes

# Delegate "presence registration" to avahi
   multicast dns register = no

# Protocol versions
  client max protocol = default
  client min protocol = SMB2_02
  server max protocol = SMB3
  server min protocol = SMB2_02

[timemachine]
  # Load in modules (mind the order is critical)
  vfs objects = catia fruit streams_xattr
  fruit:time machine = yes
  fruit:time machine max size = 300G # set to whatever your limit is
  comment = Time Machine Backup
  path = /mnt/timemachine
  available = yes
  valid users = timemachine
  browseable = yes
  guest ok = no
  writable = yes

Avahi config
#

/etc/avahi/services/samba.service
# 

<?xml version="1.0" standalone='no'?>
<!DOCTYPE service-group SYSTEM "avahi-service.dtd">
<service-group>
  <name replace-wildcards="yes">%h</name>
  <service>
    <type>_smb._tcp</type>
    <port>445</port>
  </service>
  <service>
    <type>_device-info._tcp</type>
    <port>0</port>
    <txt-record>model=TimeCapsule8,119</txt-record>
  </service>
  <service>
    <type>_adisk._tcp</type>
    <txt-record>dk0=adVN=timemachine,adVF=0x82</txt-record>
    <txt-record>sys=waMa=0,adVF=0x100</txt-record>
  </service>
</service-group>

Once you restart avahi daemon samba share will be visible for TimeMachine backup.