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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.