mirror of https://gitlab.com/ita1024/waf.git
57 lines
1.3 KiB
Python
Executable File
57 lines
1.3 KiB
Python
Executable File
#! /usr/bin/env python
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# encoding: utf-8
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# Thomas Nagy, 2014-2015
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"""
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A simple file for verifying signatures in signed waf files
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This script is meant for Python >= 2.6 and the encoding is bytes - latin-1
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Distributing detached signatures is boring
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"""
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import sys, os, re, subprocess
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if __name__ == '__main__':
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try:
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infile = sys.argv[1]
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except IndexError:
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infile = 'waf'
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try:
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outfile1 = sys.argv[2]
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except IndexError:
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outfile1 = infile + '-sig'
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try:
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outfile2 = sys.argv[3]
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except IndexError:
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outfile2 = outfile1 + '.asc'
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f1 = open(outfile1, 'wb')
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f2 = open(outfile2, 'wb')
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f = open(infile, 'rb')
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try:
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txt = f.read()
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lastline = txt.decode('latin-1').splitlines()[-1] # just the last line
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if not lastline.startswith('#-----BEGIN PGP SIGNATURE-----'):
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print("ERROR: there is no signature to verify in %r :-/" % infile)
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sys.exit(1)
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sigtext = lastline.replace('\\n', '\n') # convert newlines
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sigtext = sigtext[1:] # omit the '# character'
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sigtext = sigtext.encode('latin-1') # python3
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f2.write(sigtext)
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f1.write(txt[:-len(lastline) - 1]) # one newline character was eaten from splitlines()
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finally:
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f.close()
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f1.close()
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f2.close()
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cmd = 'gpg --verify %s' % outfile2
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print("-> %r" % cmd)
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ret = subprocess.Popen(cmd, shell=True).wait()
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sys.exit(ret)
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