Added docker cli install ability

README.md

@@ -31,6 +31,14 @@ It uses cron to run the backups at a time you can configure in `data/borgmatic.d
 | dockercli | Borgmatic with Docker-CLI baked in. |
 | 1.6.xx-1.2.x | Specific versions of Borgmatic |
 
+# Environment Variables
+| Variable | Description | Possible Values | Default |
+| :----: | --- | --- | --- |
+| DOCKERCLI | Install DockerCLI | true | Empty |
+| CRON | Cron times | cron time, disabled | 0 1 * * * |
+| CRON_COMMAND | Command cron will run | borgmatic --stats -v 0 2>&1 | borgmatic --stats -v 0 2>&1 |
+| EXTRA_CRON | Extra cron lines | 0 5 2 * * command1 | Empty |
+
 ### Usage
 
 Please look at this [guide](https://www.modem7.com/books/docker-backup/page/backup-docker-using-borgmatic) to help you run this container.

base-fullbuild/root/etc/s6-overlay/s6-rc.d/svc-cron/run

@@ -1,5 +1,14 @@
 #!/usr/bin/with-contenv bash
 
+# Install DockerCLI if true
+if [ "${DOCKERCLI:-}" == "true" ]; then
+  echo "Installing Docker CLI..."
+  apk add -U --quiet docker-cli
+  dockerver=$(docker --version | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+')
+else
+  dockerver="not installed"
+fi
+
 # Version variables
 borgver=$(borg --version)
 borgmaticver=$(borgmatic --version)
@@ -9,9 +18,10 @@ pythonver=$(python3 --version | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+')
 # Software versions
 echo "Software Versions:
 -----------------------------------
-borgmatic $borgmaticver
-$borgver
 apprise $apprisever
+$borgver
+borgmatic $borgmaticver
+docker $dockerver
 python $pythonver
 -----------------------------------
 Time Zone: $TZ
@@ -50,5 +60,4 @@ crontab=$(crontab -l)
 printf "Cron job set as: \n$crontab\n"
 
 # Start Cron
-# exec supercronic -passthrough-logs /etc/crontabs/root
 exec /usr/sbin/crond -f -L /dev/stdout