Posts tagged infrastructure as code

EnvironmentFiles used by systemd

In a previous posting, Environment variables set by systemd, variables were directly set within the systemd unit file. This is fine for a small amount of modifications, but in some case these environment variables are provided by another package on the system or need to be the same for multiple services.

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Environment variables set by systemd

Applications sometimes need environment variables to be set for triggering certain behavior like giving debug output or to route traffic via a HTTP-proxy for example. A common way is to modify the start-stop script, but with systemd on most Linux systems, like Debian and Red Hat based distributions, this can also directly set within the unit file and you don’t have to export the variables anymore.

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