---
name: "Config::Model::Backend::Systemd::Unit"
section: "3pm"
platform: "linux"
package: "libconfig-model-systemd-perl"
version: "0.257.2-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Config::Model::Backend::Systemd::Unit"
---

# Config::Model::Backend::Systemd::Unit(3pm)

R/W backend for systemd unit files

## NAME

Config::Model::Backend::Systemd::Unit - R/W backend for systemd unit files

## VERSION

version 0.257.2

## SYNOPSIS

```
 # in systemd service or socket model
 rw_config => {
     'auto_create' => '1',
     'auto_delete' => '1',
     'backend' => 'Systemd::Unit',
     'file' => '&index.service'
 }
```

## DESCRIPTION

`"Config::Model::Backend::Systemd::Unit"` provides a plugin class to enable Config::Model to read and write systemd configuration files. This class inherits Config::Model::Backend::IniFile is designed to be used by Config::Model::BackendMgr.

## Methods

### read

This method read config data from  systemd default file to get default values and read config data.

### write

This method write systemd configuration data.

When the service is disabled, the target configuration file is replaced by a link to `"/dev/null"`.

## LIMITATIONS

Unit backend cannot read or write arbitrary files in `"/etc/systemd/system/unit.type.d/"` and `" ~/.config/systemd/user/unit.type.d/*.conf"`.

## AUTHOR

Dominique Dumont

## COPYRIGHT AND LICENSE

This software is Copyright (c) 2008-2025 by Dominique Dumont.

This is free software, licensed under:

```
  The GNU Lesser General Public License, Version 2.1, February 1999
```