95 lines
2.6 KiB
Nix
95 lines
2.6 KiB
Nix
{ stdenvNoCC
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, fetchzip
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, lib
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, writeScript
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}:
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{ pname
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, data
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, repo
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, releasePrefix
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, isCrossArch ? false
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, meta
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, ...
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} @ args:
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let
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otherArgs = lib.attrsets.removeAttrs args [ "pname" "data" "repo" "releasePrefix" "isMultiArch" ];
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inherit (stdenvNoCC.hostPlatform) system;
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inherit (if isCrossArch then data else data.${system}) url hash;
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# Upstream uses a different naming scheme for platforms
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systemMap = {
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"x86_64-darwin" = "darwin.x86_64";
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"aarch64-darwin" = "darwin.arm64";
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"aarch64-linux" = "linux.arm64";
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"x86_64-linux" = "linux.x86_64";
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};
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in
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stdenvNoCC.mkDerivation (finalAttrs: (lib.recursiveUpdate {
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pname = "gauge-plugin-${pname}";
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inherit (data) version;
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src = fetchzip {
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inherit url hash;
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stripRoot = false;
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};
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installPhase = ''
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mkdir -p "$out/share/gauge-plugins/${pname}/${finalAttrs.version}"
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cp -r . "$out/share/gauge-plugins/${pname}/${finalAttrs.version}"
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'';
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passthru.updateScript = writeScript "update-${finalAttrs.pname}" ''
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p curl nix-prefetch yq-go
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set -e
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dirname="pkgs/development/tools/gauge/plugins/${pname}"
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currentVersion=$(nix eval --raw -f default.nix gaugePlugins.${pname}.version)
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latestTag=$(curl -s ''${GITHUB_TOKEN:+-u ":$GITHUB_TOKEN"} https://api.github.com/repos/${repo}/releases/latest | yq ".tag_name")
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latestVersion="$(expr $latestTag : 'v\(.*\)')"
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tempfile=$(mktemp)
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if [[ "$FORCE_UPDATE" != "true" && "$currentVersion" == "$latestVersion" ]]; then
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echo "gauge-${pname} is up-to-date: ''${currentVersion}"
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exit 0
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fi
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yq -iPoj "{ \"version\": \"$latestVersion\" }" "$tempfile"
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updateSystem() {
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system=$1
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url=$2
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echo "Fetching hash for $system"
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hash=$(nix-prefetch-url --type sha256 $url --unpack)
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sriHash="$(nix hash to-sri --type sha256 $hash)"
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yq -iPoj '. + { "$system": { "url": "$url", "hash": "$sriHash" } }' "$tempfile"
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}
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updateSingle() {
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url=$1
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echo "Fetching hash"
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hash=$(nix-prefetch-url --type sha256 $url --unpack)
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sriHash="$(nix hash to-sri --type sha256 $hash)"
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yq -iPoj '. + { "url": "$url", "hash": "$sriHash" }' "$tempfile"
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}
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baseUrl="https://github.com/${repo}/releases/download/$latestTag/${releasePrefix}$latestVersion"
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${if isCrossArch then
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"updateSingle \${baseUrl}.zip"
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else
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lib.concatStringsSep "\n" (map (platform: ''updateSystem "${platform}" "''${baseUrl}-${systemMap.${platform}}.zip"'') meta.platforms)
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}
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mv "$tempfile" "$dirname/data.json"
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'';
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} otherArgs))
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