Updated Docker (markdown)

Docker.md

@@ -1,25 +1,18 @@
-# Installing Docker
+## Installing Docker
 * [Get Started with Docker for Windows](https://docs.docker.com/docker-for-windows/)
 * [Get Docker for Ubuntu](https://docs.docker.com/engine/installation/linux/ubuntu/)
 * [Get Docker for Fedora](https://docs.docker.com/engine/installation/linux/fedora/)
 * [Install Docker on Arch Linux](https://docs.docker.com/engine/installation/linux/archlinux/)
 * [Docker on FreeBSD](https://wiki.freebsd.org/Docker)
 
-# Pick Release or Nightly
+## Pick Release or Nightly
 * Release: [linuxserver/radarr](https://hub.docker.com/r/linuxserver/radarr/)
 * Nightly: [hotio/radarr](https://hub.docker.com/r/hotio/radarr/)
 
 Follow the directions on their site to get everything setup and working.
 
-# Create systemd service file
-
-```bash
-sudo nano /etc/systemd/system/docker-radarr.service
-```
-
-Copy/Paste the following into nano and change `<YOURTIMEZONE>` + `<LOCALPATH>` accordingly:
-
-See [this link](https://en.wikipedia.org/wiki/List_of_tz_database_time_zones) for timezones.
+# Using systemd
+Using your favorite editor, create `/etc/systemd/system/docker-radarr.service` with the following systemd unit file. Be sure to replace `TIMEZONE` and `LOCALPATH` with the correct values.
 
 ```systemd
 [Unit]
@@ -28,7 +21,7 @@ Requires=docker.service
 After=docker.service
 
 [Service]
-Restart=always
+Restart=on-failure
 RestartSec=30
 
 ExecStart=/usr/bin/docker run --rm \
@@ -36,7 +29,7 @@ ExecStart=/usr/bin/docker run --rm \
                               --network host \
                               -e PUID=1000 \
                               -e PGID=1000 \
-                              -e TZ=<YOURTIMEZONE> \
+                              -e TZ=<TIMEZONE> \
                               -v /<LOCALPATH>/config:/config \
                               -v /<LOCALPATH>/downloads:/downloads \
                               -v /<LOCALPATH>/movies:/movies \
@@ -48,34 +41,22 @@ ExecStop=/usr/bin/docker stop radarr
 WantedBy=multi-user.target
 ```
 
-Save the file using keyboard combo <kbd>Ctrl</kbd>+<kbd>o</kbd>, exit with <kbd>Ctrl</kbd>+<kbd>x</kbd> and set permissions using the command:
-
+##Set permissions
 ```bash
 sudo chmod 644 /etc/systemd/system/docker-radarr.service
 ```
 
-Enable the service on boot and start it:
+## Enable and Start
 
 ```bash
 sudo systemctl enable docker-radarr
 sudo systemctl start docker-radarr
 ```
 
-The first time you'll start the container it can take a while because it will need to download the docker image. If you want to prevent this you can do a pull first with:
-
-```bash
-sudo docker pull linuxserver/radarr
-```
-
-Let's check if it's running:
+## Check Status:
 
 ```bash
 sudo systemctl status docker-radarr
-```
-
-Output should be like this if it's running OK:
-
-```bash
 ● docker-radarr.service - Radarr container
    Loaded: loaded (/etc/systemd/system/docker-radarr.service; enabled; vendor preset: enabled)
    Active: active (running) since ma 2017-01-16 00:29:57 CET; 14h ago
@@ -98,15 +79,15 @@ jan 16 00:30:01 server docker[9946]: [services.d] starting services
 jan 16 00:30:01 server docker[9946]: [services.d] done.
 ```
 
-Try going to [http://your-ip-address:7878](http://your-ip-address:7878) in your browser.
+Try going to <http://your-ip-address:7878> in your browser.
 
-If you like to stop the container:
+## Stopping
 
 ```bash
 sudo systemctl stop docker-radarr
 ```
 
-# Updating the docker image
+## Update Docker Image
 
 Execute the following commands:
 
@@ -115,6 +96,7 @@ sudo docker pull linuxserver/radarr
 sudo systemctl restart docker-radarr
 ```
 
+## Automate Docker Image Update
 If you want to automate this, you can use the following script (let it run with a systemd timer):
 
 ```bash
@@ -136,7 +118,7 @@ done
 
 Modify the variables `images`, `containers` and `services` according to your system. This script will only restart a service/container if the docker image was updated by `docker pull`.
 
-# Doing some cleanup
+## Cleanup
 
 With these commands you can do some cleanup of docker images and containers: