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#! /usr/bin/env nix-shell
#! nix-shell -i bash -p dotnet-sdk_5 jq xmlstarlet curl nixpkgs-fmt
set -euo pipefail
# Run this script to generate deps.nix
# TODO: consolidate with other dotnet deps generation scripts by which
# this script is inspired:
# - pkgs/servers/nosql/eventstore/create-deps.sh
# - pkgs/development/dotnet-modules/python-language-server/create_deps.sh
# - pkgs/applications/emulators/ryujinx/updater.sh
cd "$(dirname "${BASH_SOURCE[0]}")"
deps_file="$(realpath "./deps.nix")"
exec 2>&1 6> "$deps_file"
store_src="$( nix-build ../../../.. -A eventstore.src --no-out-link )"
src="$(mktemp -d)"
cp -rT "$store_src" "$src"
chmod -R +w "$src"
pushd "$src"
URLBASE="https://www.nuget.org/api/v2/package"
DEPS_HEADER="
{ fetchurl }:
let
nugetUrlBase = \"$URLBASE\";
fetchNuGet = { pname, version, sha256 }: fetchurl {
inherit sha256;
url = \"\${nugetUrlBase}/\${pname}/\${version}\";
};
in ["
DEPS_FOOTER="]"
DEPS_TEMPLATE="
(fetchNuGet {
pname = \"%s\";
version = \"%s\";
sha256 = \"%s\";
})"
tmpdir="$(mktemp -d -p "$(pwd)")" # must be under source root
trap 'rm -rf "$tmpdir"' EXIT
HOME="$tmpdir" dotnet restore --packages "$tmpdir"/.nuget/packages \
--no-cache --force --runtime linux-x64 \
src/EventStore.sln >&2
mapfile -t repos < <(
xmlstarlet sel -t -v 'configuration/packageSources/add/@value' -n NuGet.config "$tmpdir"/.nuget/NuGet/NuGet.Config |
while IFS= read index
do
curl --compressed -fsL "$index" | \
jq -r '.resources[] | select(."@type" == "PackageBaseAddress/3.0.0")."@id"'
done
)
echo $DEPS_HEADER >&6
cd "$tmpdir/.nuget/packages"
for package in *
do
cd "$package"
for version in *
do
found=false
for repo in "${repos[@]}"
do
url="$repo$package/$version/$package.$version.nupkg"
if curl -fsL "$url" -o /dev/null
then
found=true
break
fi
done
if ! $found
then
echo "couldn't find $package $version" >&2
exit 1
fi
sha256=$(nix-prefetch-url "$url" 2>/dev/null)
printf "$DEPS_TEMPLATE" $package $version $sha256 >&6
done
cd ..
done
echo $DEPS_FOOTER >&6
exec 6>&-
nixpkgs-fmt "$deps_file"
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