clean up license preambles (mozilla-services#51)

Author: Peter Bengtsson

bin/sanspreamble

@@ -0,0 +1,49 @@
+#!/usr/bin/env python
+
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
+import os
+import itertools
+import subprocess
+
+
+def run():
+
+    exceptions = (
+        'docs/conf.py',
+        'tests/blockade.py',
+        'setup.py',
+    )
+
+    alreadies = subprocess.check_output([
+        'git', 'grep',
+        'This Source Code Form is subject to the terms of the Mozilla Public'
+    ]).splitlines()
+    alreadies = [x.split(':')[0] for x in alreadies]
+
+    out = subprocess.check_output(['git', 'ls-files']).splitlines()
+
+    suspect = []
+    for fp in out:
+        if fp in alreadies:
+            continue
+        if not os.stat(fp).st_size:
+            continue
+        if fp in exceptions:
+            continue
+        if True in itertools.imap(fp.endswith, ('.py', '.js')):
+            suspect.append(fp)
+
+    for i, fp in enumerate(suspect):
+        if not i:
+            print('The following appear to lack a license preamble:'.upper())
+        print(fp)
+
+    return len(suspect)
+
+
+if __name__ == '__main__':
+    import sys
+    sys.exit(run())

docs/dev.rst

@@ -11,6 +11,15 @@ All code files need to start with the MPLv2 header::
     # License, v. 2.0. If a copy of the MPL was not distributed with this
     # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+To check if any file is lacking a license preamble, run:
+
+.. code-block:: shell
+
+    $ ./bin/sanspreamble
+
+It will exit non-zero if there are files lacking the preamble. It only
+checks git checked in files.
+
 PEP8 is nice. All files are expected to be PEP8 and pyflakes compliant
 and the PEP8 rules (and exceptions) are defined in ``setup.cfg`` under
 the ``[flake8]`` heading.

manage.py

@@ -1,4 +1,9 @@
 #!/usr/bin/env python
+
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
 import os
 import sys
 

metricsapp/src/App.js

@@ -1,3 +1,7 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+   License, v. 2.0. If a copy of the MPL was not distributed with this
+   file, you can obtain one at http://mozilla.org/MPL/2.0/. */
+
 import React, { Component } from 'react'
 import { Line } from 'react-chartjs-2'
 import './App.css'

metricsapp/src/App.test.js

@@ -1,3 +1,7 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+   License, v. 2.0. If a copy of the MPL was not distributed with this
+   file, you can obtain one at http://mozilla.org/MPL/2.0/. */
+
 import React from 'react';
 import ReactDOM from 'react-dom';
 import App from './App';

metricsapp/src/index.js

@@ -1,3 +1,7 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+   License, v. 2.0. If a copy of the MPL was not distributed with this
+   file, you can obtain one at http://mozilla.org/MPL/2.0/. */
+
 import React from 'react';
 import ReactDOM from 'react-dom';
 import App from './App';

tecken/markus_extra.py

@@ -1,3 +1,7 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
 from django.core.cache import cache
 from django.conf import settings
 

test-with-nginx/generate.py

@@ -1,4 +1,9 @@
 #!/usr/bin/env python
+
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
 from __future__ import print_function
 
 import sys

tests/conftest.py

@@ -1,3 +1,7 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
 import json
 
 import pytest

tests/test_dockerflow_extra.py

@@ -1,3 +1,7 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+
 from tecken.dockerflow_extra import check_redis_store_connected