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61 lines
979 B
61 lines
979 B
#!/usr/bin/env bash
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# CONSTANTS
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BASEDIR=$(dirname "$0")
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CONTAINER=''
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USER=''
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# FUNCTIONS
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function usage {
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echo "$(basename "$0") <CONTAINER_NAME> [--user|-u USER]"
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}
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function parse_options {
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--help | -h)
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usage && exit 0
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;;
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--user | -u)
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shift 1
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[[ -z ${1:-} ]] && >&2 echo 'ERROR: user expected!' && usage && exit 5
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USER="$1"
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;;
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*)
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if [[ -z $CONTAINER ]]; then
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CONTAINER=$1
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else
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echo >&2 "Unknown option: $1" && usage && exit 2
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fi
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;;
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esac
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shift 1 # Move to the next argument
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done
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[[ -n $CONTAINER ]] || (usage && exit 1)
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}
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function incus_su {
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incus exec "$CONTAINER" -- su - $1
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}
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function incus_user_exists {
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incus exec "$CONTAINER" -- id $1 &> /dev/null
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}
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function login {
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if [[ -n $USER ]]; then
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incus_su $USER
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else
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local current=$(whoami)
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incus_user_exists $current && incus_su $current || incus_su root
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fi
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}
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# MAIN
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set -Eue
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parse_options $*
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login
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