[eslint][tslint] require Apache 2.0 license headers

.eslintrc.js

@@ -165,6 +165,43 @@ module.exports = {
       },
     },
 
+    /**
+     * Files that require Apache 2.0 headers, settings
+     * are overriden below for files that require Elastic
+     * Licence headers
+     */
+    {
+      files: ['**/*.js'],
+      plugins: ['@kbn/eslint-plugin-license-header'],
+      rules: {
+        '@kbn/license-header/require-license-header': [
+          'error',
+          {
+            license: dedent`
+              /*
+               * Licensed to Elasticsearch B.V. under one or more contributor
+               * license agreements. See the NOTICE file distributed with
+               * this work for additional information regarding copyright
+               * ownership. Elasticsearch B.V. 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.
+               */
+            `,
+          },
+        ],
+      },
+    },
+
     /**
      * X-Pack global overrides
      */
@@ -176,7 +213,7 @@ module.exports = {
     },
 
     /**
-     * Files that require the license headers
+     * Files that require Elastic license headers instead of Apache 2.0 header
      */
     {
       files: ['x-pack/**/*.js'],

tslint.yaml

@@ -4,7 +4,29 @@ extends:
 
 rulesDirectory:
   - tslint-plugin-prettier
+  - src/dev/tslint/rules
 
 rules:
   prettier: true
   no-unused-variable: true
+  require-license-header:
+    - true
+    - |-
+      /*
+       * Licensed to Elasticsearch B.V. under one or more contributor
+       * license agreements. See the NOTICE file distributed with
+       * this work for additional information regarding copyright
+       * ownership. Elasticsearch B.V. 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.
+       */

x-pack/tslint.yaml

@@ -1,8 +1,5 @@
 extends: ../tslint.yaml
 
-rulesDirectory:
-  - ../src/dev/tslint/rules
-
 rules:
   require-license-header:
     - true