Nurhan Turgut 66a4482816 script for fetching correct flutter version (flutter/engine#16818)
* script for fetching correct flutter version

* change cirrus yml for the script location

* change location of the script. Add it to tools

* cirrus still does not see the script. repeat path change from the previous step

* Looks like script worked correctly. do not change directory.

* change directory back to build root after scriot is run

* script runs ok. Still not able to find the bin directory. go all the way back

* still can't see the bin directory. carry the script content to cirrus.yml to debug better

* get the last commit id of the right repository

* content of the script worked in cirrus. call the script from tools

* cannot find the script under tools

* print the current path in the script to see why cirrus cannot see bin directory

* move to flutter path before running update packages

* tests run now. remove print outs

* error if the ENGINE_PATH is not set. exit the script

* addressing reviewer comments

* engine branch name on cirrus logs doesn't make sense

* fix typo

* change the directory of branch calculation

* remove extra logs

* addressing PR comments. Testing CIRRUS_CI env variable

* adding CIRRUS_CI check
2020-02-28 12:51:58 -08:00

65 lines
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Executable File

#!/bin/bash
set -e
set -x
if [[ "$CIRRUS_CI" = false || -z $CIRRUS_CI ]]
then
echo "This script is aimed to be run on CI environments. Do not run locally."
exit 1
fi
if [[ -z $ENGINE_PATH ]]
then
echo "Engine path should be set to run the script."
exit 1
fi
# Go to the engine git repo to get the date of the latest commit.
cd $ENGINE_PATH/src/flutter
# Special handling of release branches.
ENGINE_BRANCH_NAME=`git branch | grep '*' | cut -d ' ' -f2`
versionregex="^v[[:digit:]]+\."
ON_RELEASE_BRANCH=false
echo "Engine on branch $ENGINE_BRANCH_NAME"
if [[ $ENGINE_BRANCH_NAME =~ $versionregex ]]
then
echo "release branch $ENGINE_BRANCH_NAME"
ON_RELEASE_BRANCH=true
fi
# Get latest commit's time for the engine repo.
# Use date based on local time otherwise timezones might get mixed.
LATEST_COMMIT_TIME_ENGINE=`git log -1 --date=local --format="%ad"`
echo "Latest commit time on engine found as $LATEST_COMMIT_TIME_ENGINE"
# Do rest of the task in the root directory
cd ~
mkdir -p $FRAMEWORK_PATH
cd $FRAMEWORK_PATH
# Clone the Flutter Framework.
git clone https://github.com/flutter/flutter.git
cd flutter
FRAMEWORK_BRANCH_NAME=`git branch | grep '*' | cut -d ' ' -f2`
if [[ "$ON_RELEASE_BRANCH" = true && ENGINE_BRANCH_NAME != FRAMEWORK_BRANCH_NAME ]]
then
echo "For a release framework and engine should be on the same version."
echo "Switching branches on Framework to from $FRAMEWORK_BRANCH_NAME to $ENGINE_BRANCH_NAME"
# Switch to the same version branch with the engine.
# If same version branch does not exits, fail.
SWITCH_RESULT=`git checkout $ENGINE_BRANCH_NAME` || true
if [[ -z "$SWITCH_RESULT" ]]
then
echo "$ENGINE_BRANCH_NAME Branch not found on framework. Quit."
exit 1
fi
fi
# Get the time of the youngest commit older than engine commit.
# Git log uses commit date not the author date.
# Before makes the comparison considering the timezone as well.
COMMIT_NO=`git log --before="$LATEST_COMMIT_TIME_ENGINE" -n 1 | grep commit | cut -d ' ' -f2`
echo "Using the flutter/flutter commit $COMMIT_NO";
git reset --hard $COMMIT_NO