I want to host node-red 24/7 on Raspberry Pi. Something was running it constantly, then, the power had gone out, then it came back. But, then, the data was not coming. I want the node-red to run constantly (at least when the raspberry pi is running). I tried making an .SH file to make it constantly run, here is the code:
node-red
that is the command prompt line to run node-red.
That did not work, is there something that I can do about this?
What you're looking for is a process manager, there are many process managers available each with their own features.
Natively many linux distributions support this functionality via a system called systemd also called an init system.
Docker as a system is also an option but this may be excessive for your use-case.
Some popular process manager applications are:
Additional reading: