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how to enabling eno1 port only if DI0 is true

Created by: bob78 at: 2/24/2023 4:38 PM (3 Replies)

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2/24/2023 4:38 PM	Rate (0)
bob78 Advanced Member Joined: 5/22/2015 Last visit: 9/19/2023 Posts: 4 Rating: (0)	I'd like to add security to the IOT. Is it possible to keep disable de port eno1 until the DI0 (GPIO) became true. I try with node-red, but i cannot find how to control de eno1 port. With Python?

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2/27/2023 3:27 PM	Rate (0)
bergmanu Platinum Expert Joined: 4/28/2015 Last visit: 9/21/2023 Posts: 3256 Rating: (367)	Hi, I think this is possible, even with node-red. I can maybe try it tomorrow. Use the DI input node in node-red. Depending on the DI you can trigger a command with the exec node. A command would be to trigger ifdown eno1 when the DI is 0 and ifup eno1 when the DI is 1. I can also provide a flow when I successfully tested it. Best regards!

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2/28/2023 2:33 PM	Rate (0)
bergmanu Platinum Expert Joined: 4/28/2015 Last visit: 9/21/2023 Posts: 3256 Rating: (367)	Hi, with this flow it should work. For test reasons I connected a true/false buttons instead of the DI0. Best regards! Attachment disable_eno1.zip (140 Downloads)

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3/2/2023 4:57 PM	Rate (0)
bob78 Advanced Member Joined: 5/22/2015 Last visit: 9/19/2023 Posts: 4 Rating: (0)	Thanks a lot, it was so simple, i didn't know the node EXEC it will be really helpful best regards

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