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23 lines
No EOL
638 B
Python
23 lines
No EOL
638 B
Python
import os
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import errno
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def daemonize():
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"""
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Detach from the terminal and continue as a daemon.
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"""
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# swiped from twisted/scripts/twistd.py
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# See http://www.erlenstar.demon.co.uk/unix/faq_toc.html#TOC16
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if os.fork(): # launch child and...
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os._exit(0) # kill off parent
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os.setsid()
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if os.fork(): # launch child and...
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os._exit(0) # kill off parent again.
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os.umask(077)
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null = os.open("/dev/null", os.O_RDWR)
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for i in range(3):
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try:
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os.dup2(null, i)
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except OSError, e:
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if e.errno != errno.EBADF:
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raise
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os.close(null) |