k3s/hooks/boilerplate.py

88 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python
# Copyright 2015 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.
from __future__ import print_function
import json
import mmap
import os
import re
import sys
def PrintError(*err):
print(*err, file=sys.stderr)
def file_passes(filename, extention, ref, regex):
try:
f = open(filename, 'r')
except:
return False
data = f.readlines()
# remove build tags from the top of Go file
if extention == "go":
while data[0] != "/*\n":
data = data[1:]
# if our test file is smaller than the reference it surely fails!
if len(ref) > len(data):
return False
# trim our file to the same number of lines as the reference file
data = data[:len(ref)]
# Replace all occurances of the regex "2015" with "2014"
for i, d in enumerate(data):
(data[i], found) = regex.subn( '2014', d)
if found != 0:
break
# if we don't match the reference at this point, fail
if ref != data:
return False
return True
def main():
if len(sys.argv) < 3:
PrintError("usage: %s extension FILENAME [FILENAMES]" % sys.argv[0])
return False
basedir = os.path.dirname(os.path.abspath(__file__))
extention = sys.argv[1]
# argv[0] is the binary, argv[1] is the extension (go, sh, py, whatever)
filenames = sys.argv[2:]
ref_filename = basedir + "/boilerplate." + extention + ".txt"
try:
ref_file = open(ref_filename, 'r')
except:
# No boilerplate template is success
return True
ref = ref_file.readlines()
# dates can be 2014 or 2015, company holder names can be anything
p = re.compile( '(2014|2015)' )
for filename in filenames:
if not file_passes(filename, extention, ref, p):
print(filename, file=sys.stdout)
if __name__ == "__main__":
sys.exit(main())