pyrox.dev
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dart: update update.sh
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pkgs/development/compilers/dart/update.sh
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pkgs/development/compilers/dart/update.sh
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p curl jq
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#!nix-shell -i bash -p curl jq common-updater-scripts
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set -euo pipefail
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# so if the script fails, debug logs are on stderr
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log() {
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>&2 echo "DART_UPDATER: $@"
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}
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latestVersion=$(curl -sL https://storage.googleapis.com/dart-archive/channels/stable/release/latest/VERSION | jq --raw-output .version)
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currentVersion=$(nix eval --raw -f . dart.version)
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# fetch the latest version number from upstream
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NEW_VER_DETAILS=$(curl -sL https://storage.googleapis.com/dart-archive/channels/stable/release/latest/VERSION)
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NEW_VER=$(jq -r '.version' <<< "$NEW_VER_DETAILS")
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if [[ "$latestVersion" == "$currentVersion" ]]; then
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exit 0
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fi
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MY_PATH=$(dirname $(realpath "$0"))
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SRC_FILE=$(mktemp)
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log "file to write is $SRC_FILE"
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PRELUDE="let
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version = \"$NEW_VER\";
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in
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{ fetchurl }:
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{
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versionUsed = version;"
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echo "$PRELUDE" > "$SRC_FILE"
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log "wrote prelude"
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update-source-version dart $latestVersion --file=$MY_PATH/sources.nix
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# Fetches the source, then writes the fetcher and hash into the sources file.
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# Arguments:
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# - $1: VARIABLE NAME of (table of nix platform -> dart platform mappings) ("DARWIN_PLATFORMS"|"LIN_PLATFORMS")
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# - $2: Dart-OS ("macos"|"linux")
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write_for_platform() {
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BASE_OF_ALL_URLS='https://storage.googleapis.com/dart-archive/channels/stable/release'
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BASE_URL_WRITTEN="$BASE_OF_ALL_URLS/\${version}/sdk"
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BASE_URL_FETCHED="$BASE_OF_ALL_URLS/$NEW_VER/sdk"
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TABLE_NAME=$1
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declare -n TABLE=$TABLE_NAME
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for platform in "${!TABLE[@]}"; do
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DART_PLATFORM="${TABLE[$platform]}"
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log "trying for dartplatform $DART_PLATFORM (platform $platform) (OS $2)"
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URL_POSTFIX="dartsdk-$2-$DART_PLATFORM-release.zip"
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URL="$BASE_URL_FETCHED/$URL_POSTFIX"
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log "URL for $DART_PLATFORM: $URL"
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HASH=$(nix-prefetch-url "$URL" --type sha256)
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log "hash for platform $platform: $HASH"
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FETCHER=" \"\${version}-$platform\" = fetchurl {
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url = \"$BASE_URL_WRITTEN/$URL_POSTFIX\";
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sha256 = \"$HASH\";
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};"
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echo "$FETCHER" >> $SRC_FILE
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done
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log "finished for $1"
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}
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# Map nix platforms -> Dart platforms
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X8664="x64"
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AARCH64="arm64"
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I686="ia32"
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declare -A DARWIN_PLATFORMS=(["aarch64-darwin"]="$AARCH64"
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["x86_64-darwin"]="$X8664")
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declare -A LIN_PLATFORMS=( ["x86_64-linux"]="$X8664"
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["i686-linux"]="$I686"
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["aarch64-linux"]="$AARCH64")
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write_for_platform "DARWIN_PLATFORMS" "macos"
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write_for_platform "LIN_PLATFORMS" "linux"
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echo '}' >> $SRC_FILE
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log "moving tempfile to target directory"
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mv "$SRC_FILE" "$MY_PATH/sources.nix"
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systems=$(nix eval --json -f . dart.meta.platforms | jq --raw-output '.[]')
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for system in $systems; do
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hash=$(nix hash convert --to sri --hash-algo sha256 $(nix-prefetch-url $(nix eval --raw -f . dart.src.url --system "$system")))
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update-source-version dart $latestVersion $hash --file=$MY_PATH/sources.nix --system=$system --ignore-same-version --ignore-same-hash
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done