84b3217c3d
This script is potentially fetched from an untrusted source and should be in good shape to be easily auditable. - Create just one TMPDIR - Improve comments - Use `cut` to extract sha256 - Use camelCase var names like in other scripts
41 lines
1.1 KiB
Plaintext
Executable File
41 lines
1.1 KiB
Plaintext
Executable File
#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p bash coreutils curl jq gnupg
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set -euo pipefail
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scriptDir=$(cd "${BASH_SOURCE[0]%/*}" && pwd)
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repo=fort-nix/nix-bitcoin
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if [[ ! -v version ]]; then
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version=$(curl --silent "https://api.github.com/repos/$repo/releases/latest" | jq -r '.tag_name' | tail -c +2)
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fi
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TMPDIR=$(mktemp -d)
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trap "rm -rf $TMPDIR" EXIT
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GPG_HOME=$TMPDIR/gpg-home
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mkdir -p -m 700 "$GPG_HOME"
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cd $TMPDIR
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baseUrl=https://github.com/$repo/releases/download/v$version
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curl --silent -L -O $baseUrl/SHA256SUMS.txt
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curl --silent -L -O $baseUrl/SHA256SUMS.txt.asc
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# Import key
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gpg --homedir $GPG_HOME --import "$scriptDir/key-jonasnick.bin" &> /dev/null
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# Verify key fingerprint
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gpg --homedir $GPG_HOME --list-keys 36C71A37C9D988BDE82508D9B1A70E4F8DCD0366 > /dev/null
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# Verify signature for SHA256SUMS.txt
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gpg --homedir $GPG_HOME --verify SHA256SUMS.txt.asc &> /dev/null || {
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echo "Error: Signature verification failed. Please open an issue in the project repository."
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exit 1
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}
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sha256=$(cat SHA256SUMS.txt | cut -d\ -f1)
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cat <<EOF
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{
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url = "$baseUrl/nix-bitcoin-$version.tar.gz";
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sha256 = "$sha256";
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}
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EOF
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