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flutter/setup.sh
2022-02-03 23:50:13 +01:00

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#!/bin/bash
OS_NAME=$(echo "$RUNNER_OS" | awk '{print tolower($0)}')
MANIFEST_BASE_URL="https://storage.googleapis.com/flutter_infra_release/releases"
MANIFEST_URL="${MANIFEST_BASE_URL}/releases_${OS_NAME}.json"
# convert version like 2.5.x to 2.5
normalize_version() {
if [[ $1 == *x ]]; then
echo ${1::-2}
else
echo $1
fi
}
latest_version() {
jq --arg channel "$1" '.releases | map(select(.channel==$channel)) | first'
}
wildcard_version() {
if [[ $1 == any ]]; then
jq --arg version "^$2" '.releases | map(select(.version | test($version))) | first'
else
jq --arg channel "$1" --arg version "^$2" '.releases | map(select(.channel==$channel) | select(.version | test($version))) | first'
fi
}
get_version() {
if [[ -z $2 ]]; then
latest_version $1
else
wildcard_version $1 $2
fi
}
get_version_manifest() {
releases_manifest=$(curl --silent --connect-timeout 15 --retry 5 $MANIFEST_URL)
version_manifest=$(echo $releases_manifest | get_version $1 $(normalize_version $2))
if [[ $version_manifest == null ]]; then
# fallback through legacy version format
echo $releases_manifest | wildcard_version $1 "v$(normalize_version $2)"
else
echo $version_manifest
fi
}
download_archive() {
archive_url="$MANIFEST_BASE_URL/$1"
archive_name=$(basename $1)
archive_local="$RUNNER_TEMP/$archive_name"
curl --connect-timeout 15 --retry 5 $archive_url >$archive_local
if [[ $archive_name == *zip ]]; then
unzip -q -o "$archive_local" -d "$RUNNER_TEMP"
shopt -s dotglob
mv ${RUNNER_TEMP}/flutter/* "$2"
shopt -u dotglob
else
tar xf "$archive_local" -C "$2" --strip-components=1
fi
rm $archive_local
}
transform_path() {
if [[ $OS_NAME == windows ]]; then
echo $1 | sed -e 's/^\///' -e 's/\//\\/g'
else
echo $1
fi
}
SDK_CACHE=""
while getopts 'c:' flag; do
case "${flag}" in
c) SDK_CACHE="$(transform_path $OPTARG)" ;;
?) exit 2 ;;
esac
done
CHANNEL="${@:$OPTIND:1}"
VERSION="${@:$OPTIND+1:1}"
if [[ $OS_NAME == windows ]]; then
PUB_CACHE="${USERPROFILE}\\.pub-cache"
else
PUB_CACHE="${HOME}/.pub-cache"
fi
mkdir -p "$SDK_CACHE"
if [[ ! -x "${SDK_CACHE}/bin/flutter" ]]; then
if [[ $CHANNEL == master ]]; then
git clone -b master https://github.com/flutter/flutter.git "$SDK_CACHE"
else
VERSION_MANIFEST=$(get_version_manifest $CHANNEL $VERSION)
if [[ $VERSION_MANIFEST == null ]]; then
echo "Unable to determine Flutter version for $CHANNEL $VERSION"
exit 1
fi
ARCHIVE_PATH=$(echo $VERSION_MANIFEST | jq -r '.archive')
download_archive "$ARCHIVE_PATH" "$SDK_CACHE"
fi
fi
echo "FLUTTER_ROOT=${SDK_CACHE}" >>$GITHUB_ENV
echo "PUB_CACHE=${PUB_CACHE}" >>$GITHUB_ENV
echo "${SDK_CACHE}/bin" >>$GITHUB_PATH
echo "${SDK_CACHE}/bin/cache/dart-sdk/bin" >>$GITHUB_PATH
echo "${PUB_CACHE}/bin" >>$GITHUB_PATH