This brings up one annoying aspect of the Raspberry Pi, it's pretty difficult to get GPIO access without root.
I built a temperature sensor for a server rack [1], and went with an ATMega328 and an ENC28J60 ethernet module, and it just serves JSON of the four DHT11 sensors connected to it.
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This brings up one annoying aspect of the Raspberry Pi, it's pretty difficult to get GPIO access without root.
I built a temperature sensor for a server rack [1], and went with an ATMega328 and an ENC28J60 ethernet module, and it just serves JSON of the four DHT11 sensors connected to it.
[1] https://jacklew.is/arduino-temp-sensor/