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Manual Pages  — OS-RELEASE

NAME

os-release – file describing the current OS and some of its attributes

CONTENTS

DESCRIPTION

The os-release file is a new-line separated list of key value pairs. The syntax of this file is a reduced sh(1) variable assignment with the following restrictions:

Lines starting with the character ‘#’ are ignored as comments.

VARIABLES

The following variables are defined by the standard.
NAME A string describing the preferred OS name.
VERSION Version string for the OS, in its usual and customary format.
ID Lower case version of the name with only a-z, 0-9, ‘.’, ‘-’, and ‘_’.
VERSION_ID
  Lower case version of the version with only a-z, 0-9, ‘.’, ‘-’, and ‘_’.
PRETTY_NAME
  A pretty version of the name presented to the user. May contain release information.
ANSI_COLOR
  Suggested color presentation for the OS. This string should be suitable for inclusion within an ESC [ m ANSI/ECMA-48 escape sequence to render the OS in its preferred color. This variable is optional.
CPE_NAME A CPE name for the operating system. This field shall follow the NIST Common Platform Enumeration specification.
HOME_URL
SUPPORT_URL
BUG_REPORT_URL
PRIVACY_POLICY_URL
  Links on the internet, in RFC 3986 format for different aspects of this OS. These variables are optional.
BUILD_ID A string identifying the build. This variable is optional.
VARIANT A string describing the variant of this operating system. This variable is optional.
VARIANT_ID
  Lower case version of the variant with only a-z, 0-9, ‘.’, ‘-’, and ‘_’. This variable is optional.

All other variables have no standard-defined meaning.

FILES

/etc/os-release
  Symbolic link to actual os-release file.
/var/run/os-release
  Generated os-release file describing the currently running system.

SEE ALSO

CPE Specification
 
.Lk https://csrc.nist.gov/projects/security-content-automation-protocol/scap-specifications/cpe
RFC 3986
.Lk https://tools.ietf.org/html/rfc3986
os-release Specification
 
.Lk https://www.linux.org/docs/man5/os-release.html

HISTORY

This file first appeared in FreeBSD 13.0 .

OS-RELEASE (5) November 9, 2019

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