[skip changelog] Automate license headers checks in CI (#2177)

.github/workflows/check-go-task.yml

@@ -219,6 +219,41 @@ jobs:
       - name: Check whether any tidying was needed
         run: git diff --color --exit-code
 
+  check-license-headers:
+    name: check-license-headers (${{ matrix.module.path }})
+    needs: run-determination
+    if: needs.run-determination.outputs.result == 'true'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+
+      matrix:
+        module:
+          - path: ./
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ env.GO_VERSION }}
+
+      - name: Install Task
+        uses: arduino/setup-task@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          version: 3.x
+
+      - name: Check for missing license headers
+        env:
+          GO_MODULE_PATH: ${{ matrix.module.path }}
+        run: |
+          task go:add-license-headers
+          git diff --color --exit-code
+
   # Do a simple "smoke test" build for the modules with no other form of validation
   build:
     name: build (${{ matrix.module.path }})

Taskfile.yml

@@ -142,6 +142,12 @@ tasks:
       - easyjson arduino/cores/packageindex/index.go
       - easyjson arduino/libraries/librariesindex/json.go
 
+  go:add-license-headers:
+    desc: Add missing go license headers
+    cmds:
+      - go install github.com/google/addlicense@v1.1.1
+      - addlicense -c "ARDUINO SA (http://www.arduino.cc/)" -f ./license_header.tpl **/*.go
+
   # Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/check-markdown-task/Taskfile.yml
   markdown:check-links:
     desc: Check for broken links

arduino/discovery/testdata/cat/main.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 // Echo stdin to stdout.
 // This program is used for testing purposes, to make it available on all
 // OS a tool equivalent to UNIX "cat".

commands/lib/search_test.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package lib
 
 import (

commands/sketch/new_test.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package sketch
 
 import (

configuration/configuration_schema_test.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package configuration
 
 import (

executils/testdata/delay/main.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package main
 
 import (

i18n/cmd/po/merge_test.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package po
 
 import (

internal/cli/arguments/completion.go

+// This file is part of arduino-cli.
+//
+// Copyright 2023 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
 package arguments
 
 import (

license_header.tpl

+This file is part of arduino-cli.
+
+Copyright{{ if .Year }} {{.Year}}{{ end }} {{.Holder}}
+
+This software is released under the GNU General Public License version 3,
+which covers the main part of arduino-cli.
+The terms of this license can be found at:
+https://www.gnu.org/licenses/gpl-3.0.en.html
+
+You can be released from the requirements of the above licenses by purchasing
+a commercial license. Buying such a license is mandatory if you want to
+modify or otherwise use the software for commercial activities involving the
+Arduino software without disclosing the source code of your own applications.
+To purchase a commercial license, send an email to license@arduino.cc.