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			108 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			108 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env python
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| 
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| # Copyright 2015 The Kubernetes Authors All rights reserved.
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| 
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| from __future__ import print_function
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| 
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| import json
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| import mmap
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| import os
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| import re
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| import sys
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| 
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| def PrintError(*err):
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|   print(*err, file=sys.stderr)
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| 
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| def file_passes(filename, extension, ref, regexs):
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|     try:
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|         f = open(filename, 'r')
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|     except:
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|         return False
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| 
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|     data = f.read()
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| 
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|     # remove build tags from the top of Go files
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|     if extension == "go":
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|         p = regexs["go_build_constraints"]
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|         (data, found) = p.subn("", data, 1)
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| 
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|     # remove shebang from the top of shell files
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|     if extension == "sh":
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|         p = regexs["shebang"]
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|         (data, found) = p.subn("", data, 1)
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| 
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|     data = data.splitlines()
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| 
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|     # if our test file is smaller than the reference it surely fails!
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|     if len(ref) > len(data):
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|         return False
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| 
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|     # trim our file to the same number of lines as the reference file
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|     data = data[:len(ref)]
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| 
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|     p = regexs["year"]
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|     for d in data:
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|         if p.search(d):
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|             return False
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| 
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|     # Replace all occurrences of the regex "2015|2014" with "YEAR"
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|     p = regexs["date"]
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|     for i, d in enumerate(data):
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|         (data[i], found) = p.subn('YEAR', d)
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|         if found != 0:
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|             break
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| 
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|     # if we don't match the reference at this point, fail
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|     if ref != data:
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|         return False
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| 
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|     return True
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| 
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| def main():
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|     if len(sys.argv) < 3:
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|         PrintError("usage: %s extension FILENAME [FILENAMES]" % sys.argv[0])
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|         return False
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| 
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|     basedir = os.path.dirname(os.path.abspath(__file__))
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| 
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|     extension = sys.argv[1]
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|     # argv[0] is the binary, argv[1] is the extension (go, sh, py, whatever)
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|     filenames = sys.argv[2:]
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| 
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|     ref_filename = basedir + "/boilerplate." + extension + ".txt"
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|     try:
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|         ref_file = open(ref_filename, 'r')
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|     except:
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|         # No boilerplate template is success
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|         return True
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|     ref = ref_file.read().splitlines()
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| 
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|     regexs = {}
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|     # Search for "YEAR" which exists in the boilerplate, but shouldn't in the real thing
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|     regexs["year"] = re.compile( 'YEAR' )
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|     # dates can be 2014 or 2015, company holder names can be anything
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|     regexs["date"] = re.compile( '(2014|2015)' )
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|     # strip // +build \n\n build constraints
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|     regexs["go_build_constraints"] = re.compile(r"^(// \+build.*\n)+\n", re.MULTILINE)
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|     # strip #!.* from shell scripts
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|     regexs["shebang"] = re.compile(r"^(#!.*\n)\n*", re.MULTILINE)
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| 
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|     for filename in filenames:
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|         if not file_passes(filename, extension, ref, regexs):
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|             print(filename, file=sys.stdout)
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| 
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| if __name__ == "__main__":
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|   sys.exit(main())
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