reverse internet radio (only works, when internet is down)

• Python3
• Python lib pygame
• audio setup
• mp3 audio file(s) in subdir ./audio

• pip3 install pygame

• edit oidar.py and adjust:
  • list of critical_hosts
  • adjust tolerance if needed to allow for one or more failing hosts without raising the alarm
• chmod 755 oidar.py
• test:
  • ./oidar.py
• add oidar.py to cron

• Raspberry Pi
• LAN connection
• external speakers

• Raspbian (patching via cron-apt)
• Python script to detect internet connection
• $MP3 player software
• CC music Source

• checks connection to a set of network services

• ping targets
  • 9.9.9.9
  • etc.
• retrieve content via http maybe like this
• etc.?

• if a certain share of network checks fails, music plays. Loud music plays. Loud, irritating music plays.
• service needs to be checkable via network (eg via a checkmk check)