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61 lines
1.1 KiB
61 lines
1.1 KiB
#!/usr/bin/env bash
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# CONSTANTS
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BASEDIR=$(dirname "$0")
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OLDNAME=''
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NEWNAME=''
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# FUNCTIONS
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function usage {
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echo "usage: $(basename "$0") {current_name} {new_name}"
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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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list-bridges | list-zfs-pools | list-dir-pools)
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COMMAND=$1
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;;
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--help | -h)
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usage && exit 0
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;;
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*)
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if [[ -z $OLDNAME ]]; then
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OLDNAME=$1
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else
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if [[ -z $NEWNAME ]]; then
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NEWNAME=$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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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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}
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function assert_args {
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[[ -z $NEWNAME ]] && echo 'error: arguments required!' && usage && exit 10
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if vmid=$(pct-lookup $NEWNAME 2>/dev/null); then
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echo "error: new_name already used for vmid=<$vmid>!"
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exit 20
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fi
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}
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function rename {
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vmid=$(pct-lookup $OLDNAME)
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[[ ! -f /etc/pve/lxc/$vmid.conf ]] && echo "no configuration file found for vmid=<$vmid>" && exit 20
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/opt/miaou-bash/tools/append_or_replace '^hostname:.*$' "hostname: $NEWNAME" /etc/pve/lxc/$vmid.conf
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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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assert_args
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rename
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