| #!/usr/bin/env bash |
| # Copyright 2014 The Flutter Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| |
| # ---------------------------------- NOTE ---------------------------------- # |
| # |
| # Please keep the logic in this file consistent with the logic in the |
| # `update_dart_sdk.ps1` script in the same directory to ensure that Flutter |
| # continues to work across all platforms! |
| # |
| # -------------------------------------------------------------------------- # |
| |
| set -e |
| |
| FLUTTER_ROOT="$(dirname "$(dirname "$(dirname "${BASH_SOURCE[0]}")")")" |
| |
| DART_SDK_PATH="$FLUTTER_ROOT/bin/cache/dart-sdk" |
| DART_SDK_PATH_OLD="$DART_SDK_PATH.old" |
| ENGINE_STAMP="$FLUTTER_ROOT/bin/cache/engine-dart-sdk.stamp" |
| ENGINE_VERSION=`cat "$FLUTTER_ROOT/bin/internal/engine.version"` |
| |
| if [ ! -f "$ENGINE_STAMP" ] || [ "$ENGINE_VERSION" != `cat "$ENGINE_STAMP"` ]; then |
| command -v curl > /dev/null 2>&1 || { |
| >&2 echo |
| >&2 echo 'Missing "curl" tool. Unable to download Dart SDK.' |
| case "$(uname -s)" in |
| Darwin) |
| >&2 echo 'Consider running "brew install curl".' |
| ;; |
| Linux) |
| >&2 echo 'Consider running "sudo apt-get install curl".' |
| ;; |
| *) |
| >&2 echo "Please install curl." |
| ;; |
| esac |
| echo |
| exit 1 |
| } |
| command -v unzip > /dev/null 2>&1 || { |
| >&2 echo |
| >&2 echo 'Missing "unzip" tool. Unable to extract Dart SDK.' |
| case "$(uname -s)" in |
| Darwin) |
| echo 'Consider running "brew install unzip".' |
| ;; |
| Linux) |
| echo 'Consider running "sudo apt-get install unzip".' |
| ;; |
| *) |
| echo "Please install unzip." |
| ;; |
| esac |
| echo |
| exit 1 |
| } |
| >&2 echo "Downloading Dart SDK from Flutter engine $ENGINE_VERSION..." |
| |
| case "$(uname -s)" in |
| Darwin) |
| DART_ZIP_NAME="dart-sdk-darwin-x64.zip" |
| IS_USER_EXECUTABLE="-perm +100" |
| ;; |
| Linux) |
| DART_ZIP_NAME="dart-sdk-linux-x64.zip" |
| IS_USER_EXECUTABLE="-perm /u+x" |
| ;; |
| MINGW*) |
| DART_ZIP_NAME="dart-sdk-windows-x64.zip" |
| IS_USER_EXECUTABLE="-perm /u+x" |
| ;; |
| *) |
| echo "Unknown operating system. Cannot install Dart SDK." |
| exit 1 |
| ;; |
| esac |
| |
| # Use the default find if possible. |
| if [ -e /usr/bin/find ]; then |
| FIND=/usr/bin/find |
| else |
| FIND=find |
| fi |
| |
| DART_SDK_BASE_URL="${FLUTTER_STORAGE_BASE_URL:-https://storage.googleapis.com}" |
| DART_SDK_URL="$DART_SDK_BASE_URL/flutter_infra/flutter/$ENGINE_VERSION/$DART_ZIP_NAME" |
| |
| # if the sdk path exists, copy it to a temporary location |
| if [ -d "$DART_SDK_PATH" ]; then |
| rm -rf "$DART_SDK_PATH_OLD" |
| mv "$DART_SDK_PATH" "$DART_SDK_PATH_OLD" |
| fi |
| |
| # install the new sdk |
| rm -rf -- "$DART_SDK_PATH" |
| mkdir -m 755 -p -- "$DART_SDK_PATH" |
| DART_SDK_ZIP="$FLUTTER_ROOT/bin/cache/$DART_ZIP_NAME" |
| |
| curl --retry 3 --continue-at - --location --output "$DART_SDK_ZIP" "$DART_SDK_URL" 2>&1 || { |
| >&2 echo |
| >&2 echo "Failed to retrieve the Dart SDK from: $DART_SDK_URL" |
| >&2 echo "If you're located in China, please see this page:" |
| >&2 echo " https://flutter.dev/community/china" |
| >&2 echo |
| rm -f -- "$DART_SDK_ZIP" |
| exit 1 |
| } |
| unzip -o -q "$DART_SDK_ZIP" -d "$FLUTTER_ROOT/bin/cache" || { |
| >&2 echo |
| >&2 echo "It appears that the downloaded file is corrupt; please try again." |
| >&2 echo "If this problem persists, please report the problem at:" |
| >&2 echo " https://github.com/flutter/flutter/issues/new?template=ACTIVATION.md" |
| >&2 echo |
| rm -f -- "$DART_SDK_ZIP" |
| exit 1 |
| } |
| rm -f -- "$DART_SDK_ZIP" |
| $FIND "$DART_SDK_PATH" -type d -exec chmod 755 {} \; |
| $FIND "$DART_SDK_PATH" -type f $IS_USER_EXECUTABLE -exec chmod a+x,a+r {} \; |
| echo "$ENGINE_VERSION" > "$ENGINE_STAMP" |
| |
| # delete any temporary sdk path |
| if [ -d "$DART_SDK_PATH_OLD" ]; then |
| rm -rf "$DART_SDK_PATH_OLD" |
| fi |
| fi |