mirror of https://github.com/docker/docs.git
35 lines
782 B
Bash
Executable File
35 lines
782 B
Bash
Executable File
#!/usr/bin/env bash
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set -e
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rootfsDir="$1"
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shift
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busybox="$(which busybox 2>/dev/null || true)"
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if [ -z "$busybox" ]; then
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echo >&2 'error: busybox: not found'
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echo >&2 ' install it with your distribution "busybox-static" package'
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exit 1
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fi
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if ! ldd "$busybox" 2>&1 | grep -q 'not a dynamic executable'; then
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echo >&2 "error: '$busybox' appears to be a dynamic executable"
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echo >&2 ' you should install your distribution "busybox-static" package instead'
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exit 1
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fi
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mkdir -p "$rootfsDir/bin"
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rm -f "$rootfsDir/bin/busybox" # just in case
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cp "$busybox" "$rootfsDir/bin/busybox"
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(
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cd "$rootfsDir"
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IFS=$'\n'
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modules=( $(bin/busybox --list-modules) )
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unset IFS
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for module in "${modules[@]}"; do
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mkdir -p "$(dirname "$module")"
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ln -sf /bin/busybox "$module"
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done
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)
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