From c2c1176f7963d9478a0d6a1064ae8711fea5406c Mon Sep 17 00:00:00 2001
From: Joel Potischman <joel@zeptosoft.com>
Date: Sun, 19 Dec 2021 17:32:22 -0500
Subject: [PATCH 1/2] Add startup script using environment to configure

---
 .env.example         |  5 ++++
 .gitignore           |  1 +
 start-timemachine.sh | 56 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 62 insertions(+)
 create mode 100644 .env.example
 create mode 100755 start-timemachine.sh

diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..8f3888e
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,5 @@
+TM_IP_ADDRESS=192.168.1.100
+TM_SUBNET=192.168.1.0
+TM_GATEWAY=192.168.1.1
+TM_PASSWORD=p@55w0rd
+TM_BACKUP_PATH=/path/to/backup-drive
diff --git a/.gitignore b/.gitignore
index 497d820..3333417 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
+.env
 *.swp
 multi-user/
diff --git a/start-timemachine.sh b/start-timemachine.sh
new file mode 100755
index 0000000..770f530
--- /dev/null
+++ b/start-timemachine.sh
@@ -0,0 +1,56 @@
+#!/bin/sh
+# This script creates a macvlan network to place the docker container
+# directly on the host network. This allows services to be broadcast
+# so the TimeMachine host shows up in Finder without needing to run
+# -net=host, which can conflict with host & introduce security issues.
+#
+# Step 1: Get vars from .env file
+export $(grep -v '^#' .env | xargs)
+
+# Step 2: Create network if not already present
+if ! docker network list | grep macvlan ; then \
+  docker network create \
+    -d macvlan \
+    --subnet=$TM_SUBNET/24 \
+    --gateway=$TM_GATEWAY \
+    -o parent=eth0 macvlan1
+fi
+
+# Step 3: Create and start docker container it not already present
+if ! docker ps | grep timemachine ; then \
+  docker run -d --restart=always \
+    --name timemachine \
+    --hostname timemachine \
+    --network macvlan1 \
+    --ip $TM_IP_ADDRESS \
+    -p 137:137/udp \
+    -p 138:138/udp \
+    -p 139:139 \
+    -p 445:445 \
+    -e ADVERTISED_HOSTNAME="TimeMachine" \
+    -e CUSTOM_SMB_CONF="false" \
+    -e CUSTOM_USER="false" \
+    -e DEBUG_LEVEL="1" \
+    -e HIDE_SHARES="no" \
+    -e EXTERNAL_CONF="" \
+    -e MIMIC_MODEL="TimeCapsule8,119" \
+    -e TM_USERNAME="timemachine" \
+    -e TM_GROUPNAME="timemachine" \
+    -e TM_UID="1000" \
+    -e TM_GID="1000" \
+    -e PASSWORD="$TM_PASSWORD" \
+    -e SET_PERMISSIONS="false" \
+    -e SHARE_NAME="Backups" \
+    -e SMB_INHERIT_PERMISSIONS="no" \
+    -e SMB_NFS_ACES="yes" \
+    -e SMB_METADATA="stream" \
+    -e SMB_PORT="445" \
+    -e SMB_VFS_OBJECTS="acl_xattr fruit streams_xattr" \
+    -e VOLUME_SIZE_LIMIT="0" \
+    -e WORKGROUP="WORKGROUP" \
+    -v $TM_BACKUP_PATH:/opt/timemachine \
+    -v timemachine-var-lib-samba:/var/lib/samba \
+    -v timemachine-var-cache-samba:/var/cache/samba \
+    -v timemachine-run-samba:/run/samba \
+    mbentley/timemachine:smb
+fi

From 11d585e463c0d9befed6939649067d50a396d735 Mon Sep 17 00:00:00 2001
From: Joel Potischman <joel@zeptosoft.com>
Date: Sun, 19 Dec 2021 17:39:46 -0500
Subject: [PATCH 2/2] Fix typo in comment

---
 start-timemachine.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/start-timemachine.sh b/start-timemachine.sh
index 770f530..daa3a16 100755
--- a/start-timemachine.sh
+++ b/start-timemachine.sh
@@ -16,7 +16,7 @@ if ! docker network list | grep macvlan ; then \
     -o parent=eth0 macvlan1
 fi
 
-# Step 3: Create and start docker container it not already present
+# Step 3: Create and start docker container if not already present
 if ! docker ps | grep timemachine ; then \
   docker run -d --restart=always \
     --name timemachine \