59 lines
1.4 KiB
Plaintext
59 lines
1.4 KiB
Plaintext
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#!/bin/bash
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this="${0##*/}"
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this_version="2021-01-22"
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USAGE="\
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$this@v$this_version
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Wrapper around '/etc/os-release' to show Ubuntu (like) os info.
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Usage: $this --[help|all|raw]
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'all' [default] prints all infos
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'pick' prints only given key (default key is 'DESCRIPTION')
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'raw' cats '/etc/os-release'
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'help' prints this text
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Examples:
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$this --all
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$this --pick NAME
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$this --pick VERSION_NAME
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$this --all | grep NAME
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"
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arg=${1:---all}
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if [[ "$arg" = "--help" ]]; then
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echo -e "$USAGE"
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exit 0
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fi
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if [[ "$arg" = "--raw" ]]; then
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cat /etc/os-release
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exit 0
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fi
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. /etc/os-release
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out="ID=$ID"
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out="${out}\nDESCRIPTION=$PRETTY_NAME"
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case "$ID" in
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neon) out="${out}\nNAME=$NAME (${VARIANT:-User Edition})"
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out="${out}\nVERSION=$VERSION ($VERSION_ID)"
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;;
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*) out="${out}\nNAME=$NAME"
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out="${out}\nVERSION=$VERSION"
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;;
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esac
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out="${out}\nVERSION_NICK=$UBUNTU_CODENAME"
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codename=`grep $(lsb_release -rs) /usr/share/python-apt/templates/Ubuntu.info | grep -m 1 "Description: Ubuntu " | cut -d "'" -f2`
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out="${out}\nVERSION_NAME=$codename"
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# http://www.releases.ubuntu.com/jammy/
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out="${out}\nLIKE=$ID_LIKE"
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out="${out}\n`grep URL /etc/os-release | sed 's/^\([A-Z_]*\)_URL/URL_\1/'`"
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if [[ "$arg" = "--all" ]]; then
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echo -e "$out"
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exit 0
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fi
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if [[ "$arg" = "--pick" ]]; then
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echo -e `echo -e "$out" | grep "\b${2:-DESCRIPTION}\b" | cut -d = -f 2-`
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exit 0
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fi
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echo "Wrong argument, see '--help'."
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exit 1
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