51 lines
1 KiB
Bash
Executable file
51 lines
1 KiB
Bash
Executable file
#!/usr/bin/env nix-shell
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#! nix-shell -p nix jq curl cargo rsync
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#! nix-shell -i bash
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set -eu
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cd "$(dirname "$0")"
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crate=rure
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echo "Getting latest version from crates.io API" >&2
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curlOpts=(
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-H "Accept: application/json"
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-H "User-Agent: $crate update script (https://github.com/nixos/nixpkgs/)"
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)
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version="$(curl "${curlOpts[@]}" "https://crates.io/api/v1/crates/$crate" \
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| jq -r .crate.max_stable_version)"
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echo "Prefetching latest tarball from crates.io" >&2
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url="https://crates.io/api/v1/crates/$crate/$version/download"
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prefetch="$(nix-prefetch-url --print-path --type sha256 --unpack "$url")"
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cat > pin.json <<EOF
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{
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"pname": "$crate",
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"version": "$version",
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"hash": "$(nix hash to-sri --type sha256 "$(printf '%s' "$prefetch" | head -n1)")"
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}
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EOF
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echo "Generating updated Cargo.lock" >&2
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tmp="$(mktemp -d)"
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cleanup() {
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echo "Removing $tmp" >&2
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rm -rf "$tmp"
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}
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trap cleanup EXIT
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rsync -a --chmod=ugo=rwX "$(printf '%s' "$prefetch" | tail -n1)/" "$tmp"
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pushd "$tmp"
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cargo update
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popd
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cp "$tmp/Cargo.lock" ./Cargo.lock
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