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25 lines
621 B
Python
25 lines
621 B
Python
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#!/usr/bin/python
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# This is a general wrapper script that will allow
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# us to maintain security in the external material
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# insets.
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# Use like this:
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# general_command_wrapper.py stdin-filename stdout-filename command args
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# Use "-" for stdin-filename and stdout-filename to use the normal stdio
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import sys
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import os
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if sys.argv[1] != "-":
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os.close(0)
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sys.stdin = open(sys.argv[1],"r")
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if sys.argv[2] != "-":
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print "Redirecting" + sys.argv[2]
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os.close(1)
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os.close(2)
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sys.stdout = open(sys.argv[2],"w")
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sys.stderr = open(sys.argv[2],"w")
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os.execvp(sys.argv[3], sys.argv[3:])
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print "Could not run " + sys.argv[3]
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