piball/docs/04_backup.md

Installer for foosball game score counting with NodeRED.

# Backup

## Create image.img from SD card
1. Put your card in a card reader
- With Linux enter following command on command line

```bash
sudo dd if=/dev/sda5 of=piball.img
```

- Wait a minute or two, done

## Create backups an push tp remote

### Update system

```bash
sudo aptitude update
sudo aptitude install git-core
```

### Install dependencies

**Ruby RVM** ([Docs](https://rvm.io/))
```bash
gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
curl -sSL https://get.rvm.io | bash -s stable --ruby
source /home/pi/.rvm/scripts/rvm
ruby -v
```

**Backup manager** ([Docs](http://meskyanichi.github.io/backup/v4/))
```bash
gem install backup
```