How to pipe output to file when running as systemd service?

How to pipe output to file when running as systemd service?

I’m having trouble piping the STDOUT & STDERR to a file when running a program as a systemd service. I’ve tried adding the following to the .service file:

How to redirect output from a systemd service?

Here are the contents of the new ttcbutler.service file I have defined in /etc/systemd/system: The service is running correctly, as confirmed by sudo systemctl status ttcbutler.service -l, except that I do not get anything populated into ‘/tmp/ttc_sms.log’

Is there a way to write to a file in systemd?

I have a systemd service: There is an option: StandardOutput= but I don’t understand how to use it to write to a file. https://www.freedesktop.org/software/systemd/man/systemd.exec.html I was expecting to put a filepath somehere but the documentation talks about sockets and file descriptors. seems it needs more configuration than just that keyword.

How to add stdout to systemd service file?

The file:path option is documented in the most recent systemd.exec man page. This new feature is relatively new and so is not available for older distros like centos-7 (or any centos before that). I would suggest adding stdout and stderr file in systemd service file itself.

How to set standardoutput in systemd.exec?

In newer versions of systemd there is a relatively new option ( the github request is from 2016 ish and the enhancement is merged/closed 2017 ish) where you can set the values of StandardOutput or StandardError to file:YOUR_ABSPATH_FILENAME. The file:path option is documented in the most recent systemd.exec man page.

How to pipe output to a file when running as?

The output is ending up in /var/log/messages and is viewable using journalctl but I’d like a separate file. I’ve also tried setting StdOutput=tty but can’t find a way of redirecting this to a file.