156 lines
4.3 KiB
Bash
Executable file
156 lines
4.3 KiB
Bash
Executable file
#!/bin/sh -e
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#
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# 2010-2011 Nico Schottelius (nico-cdist at schottelius.org)
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# 2020-2021 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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# All os variables are lower case
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#
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rc_getvar() {
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awk -F= -v varname="$2" '
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function unquote(s) {
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if (s ~ /^".*"$/ || s ~ /^'\''.*'\''$/)
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return substr(s, 2, length(s) - 2)
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else
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return s
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}
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$1 == varname { print unquote(substr($0, index($0, "=") + 1)) }' "$1"
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}
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case $("${__explorer:?}/os")
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in
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amazon)
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cat /etc/system-release
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;;
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archlinux)
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# empty, but well...
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cat /etc/arch-release
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;;
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debian)
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debian_version=$(cat /etc/debian_version)
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case $debian_version
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in
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testing/unstable)
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# previous to Debian 4.0 testing/unstable was used
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# cf. https://metadata.ftp-master.debian.org/changelogs/main/b/base-files/base-files_11_changelog
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echo 3.99
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;;
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*/sid)
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# sid versions don't have a number, so we decode by codename:
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case $(expr "$debian_version" : '\([a-z]\{1,\}\)/')
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in
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trixie) echo 12.99 ;;
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bookworm) echo 11.99 ;;
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bullseye) echo 10.99 ;;
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buster) echo 9.99 ;;
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stretch) echo 8.99 ;;
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jessie) echo 7.99 ;;
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wheezy) echo 6.99 ;;
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squeeze) echo 5.99 ;;
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lenny) echo 4.99 ;;
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*) echo 99.99 ;;
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esac
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;;
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*)
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echo "$debian_version"
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;;
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esac
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;;
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devuan)
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devuan_version=$(cat /etc/devuan_version)
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case ${devuan_version}
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in
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(*/ceres)
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# ceres versions don't have a number, so we decode by codename:
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case ${devuan_version}
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in
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(chimaera/ceres) echo 3.99 ;;
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(beowulf/ceres) echo 2.99 ;;
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(ascii/ceres) echo 1.99 ;;
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(*) exit 1
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esac
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;;
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(*)
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echo "${devuan_version}"
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;;
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esac
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;;
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fedora)
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cat /etc/fedora-release
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;;
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gentoo)
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cat /etc/gentoo-release
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;;
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macosx)
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# NOTE: Legacy versions (< 10.3) do not support options
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sw_vers | awk -F ':[ \t]+' '$1 == "ProductVersion" { print $2 }'
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;;
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freebsd)
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# Apparently uname -r is not a reliable way to get the patch level.
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# See: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=251743
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if command -v freebsd-version >/dev/null 2>&1
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then
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# get userland version
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freebsd-version -u
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else
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# fallback to kernel release for FreeBSD < 10.0
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uname -r
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fi
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;;
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*bsd|solaris)
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uname -r
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;;
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openwrt)
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cat /etc/openwrt_version
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;;
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owl)
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cat /etc/owl-release
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;;
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redhat|centos|mitel|scientific)
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cat /etc/redhat-release
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;;
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slackware)
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cat /etc/slackware-version
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;;
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suse)
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if [ -f /etc/os-release ]; then
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cat /etc/os-release
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else
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cat /etc/SuSE-release
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fi
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;;
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ubuntu)
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if command -v lsb_release >/dev/null 2>&1
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then
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lsb_release -sr
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elif test -r /usr/lib/os-release
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then
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# fallback to /usr/lib/os-release if lsb_release is not present (like
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# on minimized Ubuntu installations)
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rc_getvar /usr/lib/os-release VERSION_ID
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elif test -r /etc/lsb-release
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then
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# extract DISTRIB_RELEASE= variable from /etc/lsb-release on old
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# versions without /usr/lib/os-release.
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rc_getvar /etc/lsb-release DISTRIB_RELEASE
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fi
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;;
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alpine)
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cat /etc/alpine-release
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;;
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esac
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