33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
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#!/usr/bin/env sh
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: \
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&& die() \
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{ : \
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&& printf '\033[1m%s:\033[m %s\n' acquire "$@" \
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&& exit 64 \
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;} \
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&& { [ -d "/tmp" ] || die '/tmp must be mounted (or just exist)' ;} \
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&& { [ -n "$dest" ] || die 'dest must be set' ;} \
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&& { [ -n "$local_fn" ] || die 'local_fn must be set' ;} \
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&& { [ -n "$remote_fn" ] || die 'remote_fn must be set' ;} \
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&& { [ -n "$remote_url" ] || die 'remote_url must be set' ;} \
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&& { [ -n "$sha256" ] || die 'sha256 must be set' ;} \
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&& { : \
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&& printf '%s %s\n' "$sha256" "$local_fn" | sha256sum -c - >/dev/null 2>&1 \
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|| wget -q "$remote_url" -O "$local_fn" \
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&& printf '%s %s\n' "$sha256" "$local_fn" | sha256sum -c - \
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|| { sha256sum "$local_fn"; exit 1 ;} \
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;} \
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&& temp="$(mktemp -d)" \
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&& tar -axof "$local_fn" -C "$temp" \
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&& find "$temp" -mindepth 1 -maxdepth 1 >/tmp/files \
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&& find "$temp" -mindepth 1 -maxdepth 1 -type d >/tmp/dirs \
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&& { [ -d "$dest" ] || mkdir "$dest" ;} \
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&& if [ "$(wc -l </tmp/files)" = 1 ] && [ "$(wc -l </tmp/dirs)" = 1 ] \
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;then : \
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&& find "$temp" -mindepth 2 -maxdepth 2 -exec cp -rp {} "$dest" + \
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;else : \
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&& cp -rp "$temp" "$dest" \
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;fi \
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;
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