mirror of https://github.com/docker/docs.git
22 lines
748 B
Bash
22 lines
748 B
Bash
#!/bin/bash
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set -e
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if ! docker inspect busybox &> /dev/null; then
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hardCodedDir='/docker-busybox'
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if [ -d "$hardCodedDir" ]; then
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( set -x; tar -cC "$hardCodedDir" . | docker load )
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elif [ -e Dockerfile ] && command -v curl > /dev/null; then
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# testing for "curl" because "download-frozen-image.sh" is built around curl
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dir="$DEST/busybox"
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# extract the exact "download-frozen-image.sh" line from the Dockerfile itself for consistency
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awk '$1 == "RUN" && $2 == "./contrib/download-frozen-image.sh" && /busybox@/ {
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for (i = 2; i < NF; i++)
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printf ( $i == "'"$hardCodedDir"'" ? "'"$dir"'" : $i ) " ";
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print $NF;
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}' Dockerfile | sh -x
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( set -x; tar -cC "$dir" . | docker load )
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else
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( set -x; docker pull busybox )
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fi
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fi
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