Create script to handle flake rate computation Jenkins job.

hack/jenkins/test-flake-chart/compute_flake_rate.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# Copyright 2021 The Kubernetes Authors All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -eux -o pipefail
+
+# Get directory of script.
+DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+
+# Update html+js of flake charts.
+gsutil cp "${DIR}/flake_chart.html" gs://minikube-flake-rate/flake_chart.html
+gsutil cp "${DIR}/flake_chart.js" gs://minikube-flake-rate/flake_chart.js
+
+DATA_CSV=$(mktemp)
+FLAKE_RATES_CSV=$(mktemp)
+# Get raw test data.
+gsutil cp gs://minikube-flake-rate/data.csv "${DATA_CSV}"
+# Compute flake rates.
+go run "${DIR}/compute_flake_rate.go" --data-csv="${DATA_CSV}" --date-range=15 > "${FLAKE_RATES_CSV}"
+# Upload flake rates.
+gsutil cp "${FLAKE_RATES_CSV}" gs://minikube-flake-rate/flake_rates.csv