Time machine optional

Dockerfile

@@ -46,7 +46,7 @@ RUN file="/etc/samba/smb.conf" && \
    getwd cache = yes
    min receivefile size = 16384
    socket options = TCP_NODELAY IPTOS_LOWDELAY SO_RCVBUF=131072 SO_SNDBUF=131072
-   vfs objects = catia fruit recycle streams_xattr
+   vfs objects = catia recycle
 
    # Recycle bin
    recycle:keeptree = yes
@@ -62,12 +62,6 @@ RUN file="/etc/samba/smb.conf" && \
    server max protocol = SMB3
    server min protocol = SMB2_10
 
-   # Time Machine
-   fruit:delete_empty_adfiles = yes
-   fruit:time machine = yes
-   fruit:veto_appledouble = no
-   fruit:wipe_intentionally_left_blank_rfork = yes
-
 EOF
 
 # Cleanup

samba.sh

@@ -208,6 +208,25 @@ workgroup() { local workgroup="$1"
     sed -i 's|^\( *workgroup = \).*|\1'"$workgroup"'|' "$SMB_CONF"
 }
 
+### timemachine: enable Time Machine support for macOS
+# Arguments:
+#   none)
+# Return: result
+timemachine() {
+    # Add fruit and streams_xattr to vfs objects
+    sed -i 's/\(vfs objects = catia\)/\1 fruit streams_xattr/' "$SMB_CONF"
+
+    # Add Time Machine configuration
+    sed -i '/\[global\]/a \
+   fruit:aapl = yes\
+   fruit:metadata = stream\
+   fruit:model = TimeCapsule6,116\
+   fruit:delete_empty_adfiles = yes\
+   fruit:time machine = yes\
+   fruit:veto_appledouble = no\
+   fruit:wipe_intentionally_left_blank_rfork = yes' "$SMB_CONF"
+}
+
 ### widelinks: allow access wide symbolic links
 # Arguments:
 #   none)
@@ -238,6 +257,7 @@ Options (fields in '[]' are optional, '<>' are required):
     -p          Set ownership and permissions on the shares
     -r          Disable recycle bin for shares
     -S          Disable SMB2 minimum version
+    -t          Enable Time Machine support for macOS
     -s \"<name;/path>[;browse;readonly;guest;users;admins;writelist;comment]\"
                 Configure a share
                 required arg: \"<name>;</path>\"
@@ -275,7 +295,7 @@ The 'command' (if provided and valid) will be run instead of samba
 [[ "${USERID:-""}" =~ ^[0-9]+$ ]] && usermod -u $USERID -o smbuser
 [[ "${GROUPID:-""}" =~ ^[0-9]+$ ]] && groupmod -g $GROUPID -o smb
 
-while getopts ":hc:G:g:i:nprs:Su:Ww:I:" opt; do
+while getopts ":hc:G:g:i:nprs:Stu:Ww:I:" opt; do
     case "$opt" in
         h) usage ;;
         c) charmap "$OPTARG" ;;
@@ -287,6 +307,7 @@ while getopts ":hc:G:g:i:nprs:Su:Ww:I:" opt; do
         r) recycle ;;
         s) parse_args "$OPTARG"; share "${PARSED_ARGS[@]}" ;;
         S) smb ;;
+        t) timemachine ;;
         u) parse_args "$OPTARG"; user "${PARSED_ARGS[@]}" ;;
         w) workgroup "$OPTARG" ;;
         W) widelinks ;;
@@ -310,6 +331,7 @@ while read i; do
     parse_args "$i"; share "${PARSED_ARGS[@]}"
 done < <(env | awk '/^SHARE[0-9=_]/ {sub (/^[^=]*=/, "", $0); print}')
 [[ "${SMB:-""}" ]] && smb
+[[ "${TIMEMACHINE:-""}" ]] && timemachine
 while read i; do
     parse_args "$i"; user "${PARSED_ARGS[@]}"
 done < <(env | awk '/^USER[0-9=_]/ {sub (/^[^=]*=/, "", $0); print}')