Scott Kitterman
45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
#!/usr/local/bin/python2.5
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# This software is provided 'as-is', without any express or implied
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# warranty. In no event will the author be held liable for any damages
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# arising from the use of this software.
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#
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# Permission is granted to anyone to use this software for any purpose,
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# including commercial applications, and to alter it and redistribute it
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# freely, subject to the following restrictions:
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#
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# 1. The origin of this software must not be misrepresented; you must not
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# claim that you wrote the original software. If you use this software
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# in a product, an acknowledgment in the product documentation would be
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# appreciated but is not required.
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# 2. Altered source versions must be plainly marked as such, and must not be
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# misrepresented as being the original software.
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# 3. This notice may not be removed or altered from any source distribution.
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#
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# Copyright (c) 2008 Greg Hewgill http://hewgill.com
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import sys
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import dkim
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if len(sys.argv) < 4 or len(sys.argv) > 5:
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print >>sys.stderr, "Usage: dkimsign.py selector domain privatekeyfile [identity]"
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sys.exit(1)
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selector = sys.argv[1]
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domain = sys.argv[2]
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privatekeyfile = sys.argv[3]
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if len(sys.argv) > 5:
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identity = sys.argv[4]
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else:
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identity = None
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message = sys.stdin.read()
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try:
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sig = dkim.sign(message, selector, domain, open(privatekeyfile, "r").read(), identity = identity)
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sys.stdout.write(sig)
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sys.stdout.write(message)
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except Exception, e:
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print >>sys.stderr, e
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sys.stdout.write(message)
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