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2a40951148
Consistently use "is" or "is not" to compare variables to None, because doing so is preferrable, as per PEP 8 (http://www.python.org/dev/peps/pep-0008/#programming-recommendations): > Comparisons to singletons like None should always be done with is or > is not, never the equality operators.
41 lines
861 B
Python
Executable File
41 lines
861 B
Python
Executable File
#!/usr/bin/env python
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# domstart - make sure a given domU is running, if not start it
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import libvirt
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import sys
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import os
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import libxml2
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import pdb
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def usage():
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print 'Usage: %s DIR' % sys.argv[0]
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print ' Save all currently running domU\'s into DIR'
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print ' DIR must exist and be writable by this process'
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if len(sys.argv) != 2:
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usage()
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sys.exit(2)
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dir = sys.argv[1]
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conn = libvirt.open(None)
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if conn is None:
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print 'Failed to open connection to the hypervisor'
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sys.exit(1)
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doms = conn.listDomainsID()
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for id in doms:
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if id == 0:
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continue
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dom = conn.lookupByID(id)
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print "Saving %s[%d] ... " % (dom.name(), id),
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sys.stdout.flush()
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path = os.path.join(dir, dom.name())
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ret = dom.save(path)
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if ret == 0:
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print "done"
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else:
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print "error %d" % ret
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#pdb.set_trace()
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