mirror of
https://gitlab.com/libvirt/libvirt-python.git
synced 2025-07-08 20:59:49 +03:00
06aba185a8
Replace getopt() and hand-rolled-parser with argparse.ArgumentParser. Fix wrong header comments copy-pasted from domstart.py Signed-off-by: Philipp Hahn <hahn@univention.de>
50 lines
1.2 KiB
Python
Executable File
50 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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Check that the domain described by DOMAIN.XML is running.
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If the domain is not running, create it.
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"""
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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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from argparse import ArgumentParser
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from typing import Tuple
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# Parse the XML description of domU from FNAME
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# and return a tuple (name, xmldesc) where NAME
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# is the name of the domain, and xmldesc is the contetn of FNAME
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def read_domain(fname: str) -> Tuple[str, str]:
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fp = open(fname, "r")
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xmldesc = fp.read()
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fp.close()
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doc = libxml2.parseDoc(xmldesc)
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name = doc.xpathNewContext().xpathEval("/domain/name")[0].content
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return (name, xmldesc)
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parser = ArgumentParser(description=__doc__)
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parser.add_argument("file", metavar="DOMAIN.XML", help="XML configuration of the domain in libvirt's XML format")
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args = parser.parse_args()
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(name, xmldesc) = read_domain(args.file)
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try:
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conn = libvirt.open(None)
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except libvirt.libvirtError:
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print('Failed to open connection to the hypervisor')
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sys.exit(1)
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try:
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dom = conn.lookupByName(name)
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except libvirt.libvirtError:
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print("Starting domain %s ... " % name)
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dom = conn.createLinux(xmldesc, 0)
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if dom is None:
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print("failed")
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sys.exit(1)
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else:
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print("done")
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