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dc0147d3d3
In the spirit of keeping the happy path's output as clean as possible, let's hide the many lines printed by `pub get` even when it's successful. If `pub get` fails, its output will be printed on the terminal.
131 lines
3.6 KiB
Bash
Executable File
131 lines
3.6 KiB
Bash
Executable File
#!/bin/bash
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set -e
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# felt: a command-line utility for building and testing Flutter web engine.
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# It stands for Flutter Engine Local Tester.
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# TODO: Add git fetch --tags step. Tags are critical for the correct Dart
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# version.
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FELT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
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KERNEL_NAME=`uname`
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CPU_NAME=`uname -m`
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ENGINE_SRC_DIR="$(dirname $(dirname $(dirname $(dirname ${FELT_DIR}))))"
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FLUTTER_DIR="${ENGINE_SRC_DIR}/flutter"
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SDK_PREBUILTS_DIR="${FLUTTER_DIR}/prebuilts"
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if [ -z "${DART_SDK_DIR}" ]
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then
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if [[ $KERNEL_NAME == *"Darwin"* ]]
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then
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TARGET_OS="macos"
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elif [[ $KERNEL_NAME == *"Linux"* ]]
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then
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TARGET_OS="linux"
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else
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echo "Unrecognized kernel name: ${KERNEL_NAME}"
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exit 1
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fi
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if [[ $CPU_NAME == *"x86_64"* ]]
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then
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TARGET_ARCH="x64"
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elif [[ $CPU_NAME == *"arm64"* ]]
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then
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TARGET_ARCH="arm64"
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else
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echo "Unrecognized architecture: ${CPU_NAME}"
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exit 1
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fi
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PREBUILT_TARGET="${TARGET_OS}-${TARGET_ARCH}"
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DART_SDK_DIR="${SDK_PREBUILTS_DIR}/${PREBUILT_TARGET}/dart-sdk"
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if [ ! -d "$DART_SDK_DIR" ]
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then
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echo "Prebuilt dart sdk for ${PREBUILT_TARGET} not found."
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echo "Note: You can specify your own path to a built dart sdk with the DART_SDK_DIR environment variable."
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exit 1
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fi
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else
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if [ ! -d "$DART_SDK_DIR" ]
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then
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echo "Explicitly specified dart SDK not found at ${DART_SDK_DIR}."
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exit 1
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fi
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fi
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WEB_UI_DIR="${FLUTTER_DIR}/lib/web_ui"
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DART_PATH="$DART_SDK_DIR/bin/dart"
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if [[ "$FELT_DEBUG" == "true" || "$FELT_DEBUG" == "1" ]]
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then
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FELT_DEBUG_FLAGS="--enable-vm-service --pause-isolates-on-start"
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fi
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SILENT_LOG=/tmp/felt_pub_get_silent_log.txt
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trap "rm -f $SILENT_LOG" EXIT
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verbose_on_failure() {
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echo "FAILED with the following output:"
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cat $SILENT_LOG
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exit 1
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}
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silent_on_success() {
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COMMAND=${1+"$@"}
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$COMMAND > $SILENT_LOG 2>&1 || verbose_on_failure
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}
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install_deps() {
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# We need to run pub get here before we actually invoke felt.
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echo "Running \`dart pub get\` in 'engine/src/flutter/lib/web_ui'"
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(cd "$WEB_UI_DIR"; silent_on_success $DART_PATH pub get)
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}
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if [[ $KERNEL_NAME == *"Darwin"* ]]
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then
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echo "Running on MacOS. Will check the file and user limits."
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# Disable exit if the commands fails. We want to give more actionable
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# error message.
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set +e
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ULIMIT_FILES=`ulimit -n`
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# Increase the file limit if it is low. Note that these limits are changed
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# only for this script (for this shell). After felt execution is completed
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# no change is required to reset the original shell.
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if [[ $ULIMIT_FILES -lt 50000 ]]
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then
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echo "File limits too low increasing the file limits"
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# Get the max file limit.
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MAX_ULIMIT_FILES=`launchctl limit maxfiles | sed -e 's/^[[:space:]]*//' | sed 's/ \{1,\}/ /g' | cut -d' ' -f2`
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if [[ $MAX_ULIMIT_FILES -lt 50000 ]]
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then
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# Increase the maximum file limit.
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sudo launchctl limit maxfiles 50000 200000
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fi
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ERROR=$(ulimit -n 50000 2>&1 >/dev/null)
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if [[ ! -z $ERROR ]]
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then
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echo "Problem changing the file limit. Please try to reboot to use the higher limits. error: \n$ERROR" 1>&2
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fi
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fi
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ULIMIT_USER=`ulimit -u`
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# Increase the hard user limit if it is lower than 2048.
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if [[ $ULIMIT_USER -lt 4096 ]]
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then
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echo "User limits too low increasing the user limits"
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ERROR2=$(ulimit -u 4096 2>&1 >/dev/null)
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if [[ ! -z $ERROR2 ]]
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then
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echo "Problem changing the user limit. Please try to reboot to use the higher limits. error: \n$ERROR2" 1>&2
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fi
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fi
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# Set the value back to exit on non zero results.
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set -e
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fi
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cd $WEB_UI_DIR
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install_deps
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(cd $WEB_UI_DIR && $DART_SDK_DIR/bin/dart run $FELT_DEBUG_FLAGS dev/felt.dart $@)
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