systemdlint 1.1.6

Systemd Unitfile Linter

Systemd Unitfile Linter

Usage

usage: systemdlint [-h] [--nodropins] [--rootpath ROOTPATH]
                   [--sversion SVERSION] [--output OUTPUT]
                   files [files ...]

Systemd Unitfile Linter

positional arguments:
  files                Files to parse

optional arguments:
  -h, --help           show this help message and exit
  --nodropins          Ignore Drop-Ins for parsing
  --rootpath ROOTPATH  Root path
  --sversion SVERSION  Version of Systemd to be used
  --output OUTPUT      Where to flush the findings (default: stderr)

Installation

PyPi

simply run

pip3 install systemdlint

From source

• Install the needed requirements by running pip3 install systemdunitparser anytree

• git clone this repository

• cd to <clone folder>/systemdlint

• run sudo ./build.sh

Output

The tool will return

{file}:{line}:{severity} [{id}] - {message}

example:

/lib/systemd/system/console-shell.service:18:info [NoFailureCheck] - Return-code check is disabled. Errors are not reported
/lib/systemd/system/plymouth-halt.service:11:info [NoFailureCheck] - Return-code check is disabled. Errors are not reported
/lib/systemd/system/systemd-ask-password-console.service:12:warning [ReferencedUnitNotFound] - The Unit 'systemd-vconsole-setup.service' referenced was not found in filesystem
/lib/systemd/system/basic.target:19:warning [ReferencedUnitNotFound] - The Unit 'tmp.mount' referenced was not found in filesystem

Detectable Errors

• ConflictingOptions - The set option somehow is in conflict with another unit

• ErrorCyclicDependency - Unit creates a cyclic dependency

• ExecNotFound - The referenced executable was not found on system

• FullPrivileges - An executable is run with full privileges

• InvalidNumericBase - A numeric value doesn’t match because it needs to be a multiple of X

• InvalidSetting - The option doesn’t match the section

• InvalidValue - An invalid value is set

• MandatoryOptionMissing - A mandatory option was missing in the file

• Multiplicity - The option is not valid for the given amount of options in this context

• NoExecutable - The referenced executable is NOT executable

• NoFailureCheck - An executable is run without checking for failures

• OptionDeprecated - The used option is not available anymore in this version

• OptionTooNew - The used option will be available in a later version than used

• ReferencedUnitNotFound - The unit referenced was not found in system

• SettingRequires - The option requires another option to be set

• SettingRestricted - The option can’t be set due to another option

• SyntaxError - The file is not parsable

• UnitSectionMissing - The Unit-section is missing in the file

• UnknownUnitType - The file extension of the file is not a known systemd one

• WrongFileMask - The file has a risky filemode set