45 lines
881 B
Bash
45 lines
881 B
Bash
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#!/bin/bash
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base_image_alter () {
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local efile; local dry_run
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declare OPTION; declare OPTARG; declare OPTIND
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OPTIND=0
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while getopts "de" OPTION; do
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# echo processing: option:$OPTION argument:$OPTARG index:$OPTIND remaining:${@:$OPTIND}
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case "$OPTION" in
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e)
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efile=$OPTARG
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;;
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d)
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dry_run="echo "
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;;
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*) echo unknown base image alter option -$OPTARG
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echo "USAGE: base_image_alter <options>"
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echo "available options: "
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;;
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esac
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done
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shift $((OPTIND - 1))
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BASE_IMAGE=${1:-$BASE_IMAGE}
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if [[ ! $BASE_IMAGE ]]; then
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echo attempting to getting base image name from environment file
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source_env_file $efile
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[[ ! $BASE_IMAGE ]] && BASE_IMAGE=$(get_default_distro_image)
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fi
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[[ ! $BASE_IMAGE ]] && echo unable to determine base image && return 1
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echo $BASE_IMAGE will be altered with: $BASE_IMAGE_ALTER
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}
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