nix-bitcoin/pkgs/rtl/generate.sh
2022-05-14 15:22:35 +02:00

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#!/usr/bin/env nix-shell
#! nix-shell -i bash -p nodePackages.node2nix gnupg wget jq gnused
set -euo pipefail
TMPDIR="$(mktemp -d -p /tmp)"
trap "rm -rf $TMPDIR" EXIT
version="0.12.3"
repo=https://github.com/Ride-The-Lightning/RTL
# Fetch and verify source tarball
file=v${version}.tar.gz
url=$repo/archive/refs/tags/$file
export GNUPGHOME=$TMPDIR
gpg --keyserver hkps://keyserver.ubuntu.com --recv-key 3E9BD4436C288039CA827A9200C9E2BC2E45666F
wget -P $TMPDIR $url
wget -P $TMPDIR $repo/releases/download/v${version}/$file.asc
gpg --verify $TMPDIR/$file.asc $TMPDIR/$file
hash=$(nix hash file $TMPDIR/$file)
# Extract source
src=$TMPDIR/src
mkdir $src
tar xvf $TMPDIR/$file -C $src --strip-components 1 >/dev/null
# Generate nix pkg
node2nix \
--input $src/package.json \
--lock $src/package-lock.json \
--composition composition.nix \
--no-copy-node-env
# Use node-env.nix from nixpkgs
nodeEnvImport='import "${toString pkgs.path}/pkgs/development/node-packages/node-env.nix"'
sed -i "s|import ./node-env.nix|$nodeEnvImport|" composition.nix
# Use the verified package src
read -d '' fetchurl <<EOF || :
fetchurl {
url = "$url";
hash = "$hash";
};
EOF
sed -i "s|src = .*/src;|src = ${fetchurl//$'\n'/\\n}|" node-packages.nix