[close #772] Fix flaky integration tests #3

	name: CI (APIv2)

	on:
	pull_request:
	push:
	branches:
	- master

	jobs:
	integration-test:
	name: Integration Test - ${{ matrix.tikv_version }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	tikv_version: [v6.5.3]
	fail-fast: false
	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK 8
	uses: actions/setup-java@v2
	with:
	java-version: '8.0'
	distribution: 'adopt'
	- name: Install TiUP
	run: \|
	curl --proto '=https' --tlsv1.2 -sSf https://tiup-mirrors.pingcap.com/install.sh \| sh
	/home/runner/.tiup/bin/tiup install playground pd:${{ matrix.tikv_version }} tikv:${{ matrix.tikv_version }}
	- name: Start TiUP Playground
	run: \|
	# Start TiKV in APIV2
	touch tiup.log
	/home/runner/.tiup/bin/tiup playground ${{ matrix.tikv_version }} --tag kv --mode tikv-slim --kv 1 --without-monitor --kv.config /home/runner/work/client-java/client-java/.github/config/tikv_v2.toml --pd.config /home/runner/work/client-java/client-java/.github/config/pd.toml --pd.port 2379 2>&1 >> tiup.log &
	timeout 300 grep -q "PD Endpoints:" <(tail -f tiup.log)
	cat tiup.log

	# Get PD address
	echo "RAWKV_PD_ADDRESSES=127.0.0.1:2379" >> $GITHUB_ENV
	echo "TXNKV_PD_ADDRESSES=127.0.0.1:2379" >> $GITHUB_ENV

	- name: Run Integration Test
	run: mvn clean test
	- name: Print TiKV logs
	if: failure()
	run: \|
	echo "TiKV logs"
	cat /home/runner/.tiup/data/kv/tikv-0/tikv.log
	- name: Upload coverage
	uses: codecov/codecov-action@v2
	with:
	files: ${{ github.workspace }}/target/site/jacoco/jacoco.xml
	fail_ci_if_error: true
	verbose: true

Provide feedback