I think this is going to be generic Linux question, but I don't know the answer to it: I am setting up my new Node-Red server which is not a RaspberryPI, but a PC running Debian. Back in the Rpi days I used to run command from exec with sudo. Here I added my user (which also runs Node-Red) to the s…

As Colin mentions, the "proper" way is to create passwordless sudo exemptions for specific commands. Here is an example from my own system (the contents of sudo visudo). home is the user running Node-RED. The last line lets the home user run anything under sudo (with a password) but can also use su…

You need to use sudo visudo to tell the system that the user can run that command with sudo without the need to enter a password. I always have to look up the syntax. If you Google for visudo you should be able to find examples of how to do it.

[image] TotallyInformation: ALL=(ALL) NOPASSWD:/usr/bin/apt update Thanks a lot for these details. Now I understand how this works. I edited my nopasswd details and it works now.

Node-RED

Node-RED Forum

Running sudo from exec

General

Trying_to_learn 6 December 2021 20:42 2

If you have added the user to the sudoer list, you shouldn't need to do the sudo at the start.

That's the first problem I can see.

The

after U enter the password

is the next.

Sorry I can't be of more help.

Topic		Replies	Views
Sudo in Exec node General	1	2410	11 November 2018
Error in EXEC node General	6	6064	18 December 2018
Stuck with Exec and sudo General	2	2214	23 February 2019
How to pass a password in the exec node General	5	4460	4 May 2019
Using exec node as root General exec	16	233	25 April 2025

Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Running sudo from exec

Related topics