[Build] Add Github workflows (#9517)

As an replacement to Travis CI.

.github/workflows/bashlib.sh

@@ -0,0 +1,133 @@
+#!/bin/bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
+# Echo only when not in parallel mode
+say() {
+  if [[ ${INPUT_PARALLEL^^} != 'TRUE' ]]; then
+    echo "$1"
+  fi
+}
+
+# default command to run when the `run` input is empty
+default-setup-command() {
+  pip-install
+}
+
+# install python dependencies
+pip-install() {
+  cd "$GITHUB_WORKSPACE"
+
+  # Don't use pip cache as it doesn't seem to help much.
+  # cache-restore pip
+
+  say "::group::Install Python pacakges"
+  pip install -r requirements.txt
+  pip install -r requirements-dev.txt
+  pip install -e ".[postgres,mysql]"
+  say "::endgroup::"
+
+  # cache-save pip
+}
+
+# prepare (lint and build) frontend code
+npm-install() {
+  cd "$GITHUB_WORKSPACE/superset-frontend"
+
+  cache-restore npm
+
+  say "::group::Install npm packages"
+  echo "npm: $(npm --version)"
+  echo "node: $(node --version)"
+  npm ci
+  say "::endgroup::"
+
+  cache-save npm
+}
+
+build-assets() {
+  cd "$GITHUB_WORKSPACE/superset-frontend"
+
+  say "::group::Build static assets"
+  npm run build -- --no-progress
+  say "::endgroup::"
+}
+
+npm-build() {
+  if [[ $1 = '--no-cache' ]]; then
+    build-assets
+  else
+    cache-restore assets
+    if [[ -f $GITHUB_WORKSPACE/superset/static/assets/manifest.json ]]; then
+      echo 'Skip frontend build because static assets already exist.'
+    else
+      build-assets
+      cache-save assets
+    fi
+  fi
+}
+
+cypress-install() {
+  cd "$GITHUB_WORKSPACE/superset-frontend/cypress-base"
+
+  cache-restore cypress
+
+  say "::group::Install Cypress"
+  npm ci
+  say "::endgroup::"
+
+  cache-save cypress
+}
+
+testdata() {
+  cd "$GITHUB_WORKSPACE"
+  say "::group::Load test data"
+  # must specify PYTHONPATH to make `tests.superset_test_config` importable
+  export PYTHONPATH="$GITHUB_WORKSPACE"
+  superset db upgrade
+  superset load_test_users
+  superset load_examples --load-test-data
+  superset init
+  say "::endgroup::"
+}
+
+setup-postgres() {
+  say "::group::Initialize database"
+  psql "postgresql://superset:superset@127.0.0.1:15432/superset" <<-EOF
+    DROP SCHEMA IF EXISTS sqllab_test_db;
+    CREATE SCHEMA sqllab_test_db;
+    DROP SCHEMA IF EXISTS admin_database;
+    CREATE SCHEMA admin_database;
+EOF
+  say "::endgroup::"
+}
+
+setup-mysql() {
+  say "::group::Initialize database"
+  mysql -h 127.0.0.1 -P 13306 -u root --password=root <<-EOF
+    DROP DATABASE IF EXISTS superset;
+    CREATE DATABASE superset DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci;
+    DROP DATABASE IF EXISTS sqllab_test_db;
+    CREATE DATABASE sqllab_test_db DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci;
+    DROP DATABASE IF EXISTS admin_database;
+    CREATE DATABASE admin_database DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci;
+    CREATE USER 'superset'@'%' IDENTIFIED BY 'superset';
+    GRANT ALL ON *.* TO 'superset'@'%';
+    FLUSH PRIVILEGES;
+EOF
+  say "::endgroup::"
+}