nbwdk / balena-holy-sound

Pi-hole and balenaSound in single balenaCloud application

HolySound - Pi-hole and balenaSound mashup

Mix Pi-hole and balenaSound to single balenaCloud application, following the Two projects, one device: turn your Raspberry Pi into a multitool! blog post.

Features

• Custom hostname

• Static IP and CloudFlare DNS

• Unbound (recursive DNS) and fbcp (display driver) removed from Pi-hole

Setup application in balenaCloud

• Create new application holy-sound in balenaCloud

• Set the following Fleet (application) Variables

  Name	Value	Note
  PIHOLE_DNS_	208.67.222.222;208.67.220.220	Upstream DNS (where a non-blocked DNS queries will be forwarded)
  SOUND_MODE	STANDALONE	Disable Multi-room (only single device playing)
  SOUND_SPOTIFY_BITRATE	320	Spotify playback bitrate (default is 160)
  SOUND_SUPERVISOR_PORT	8081	Port for API and UI of Sound supervisor (default is 80 what collide with Pi-hole UI)
  TZ	Continent/City	Timezone

• Add device

• Set the following Device Variables

  Name	Value	Note
  BLUETOOTH_DEVICE_NAME	balenaSound	How the device will be shown in Bluetooth connections
  ServerIP	192.168.1.2	Device IP address
  SOUND_DEVICE_NAME	balenaPlayer	Spotify Connect and AirPlay name
  SOUND_SPOTIFY_ENABLE_CACHE	true	Enable caching (only for devices with enough disk space)
  WEBPASSWORD	secret	Password to access Pi-hole Web Interface at http://<ServerIP>/admin/

• Set the following Device Configuration (in CUSTOM CONFIGURATION VARIABLES section)

  Name	Value	Note
  BALENA_HOST_CONFIG_dtoverlay	hifiberry-dacplus	Value from supported DAC boards

• Download and flash balenaOS image

Deploy

• Clone this repo

• Pull submodules

    git submodule update --init
  

• Mount SD Card

• Patch image settings with

    ./patch-balena-settings.sh --hostname <HOSTNAME> --ip <ServerIP>/<RANGE> --gw <IP> <MOUNT_POINT>
  

  E.g. ./patch-balena-settings.sh --hostname spongebob --ip 192.168.1.2/24 --gw 192.168.1.1 /mnt/balenaOS

• Unmount SD Card

• Power on RPi and wait until device appears in balenaCloud

• Build and push holy-sound application to balenaCloud

    balena push holy-sound --multi-dockerignore
  

Update

• Update submodules

    git submodule update --remote --merge
  

• Update docker-compose.yml with eventual changes from balena-pihole/docker-compose.yml and balena-sound/docker-compose.yml

• Build and push new holy-sound application release to balenaCloud

    balena push holy-sound --multi-dockerignore
  

Links

• Pi-hole customization values in Docker image details

• balenaSound customization values in documentation