106 lines
2.5 KiB
Python
106 lines
2.5 KiB
Python
from collections import namedtuple
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import libvirt
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import logging
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logger = logging.getLogger(__name__)
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class LibvirtErrorCode:
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reverse_errors = {
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getattr(libvirt, err_name): err_name
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for err_name in filter(lambda x: x.startswith("VIR_ERR_"), libvirt.__dir__())
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}
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def __init__(self, code):
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self.code = code
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self.err = self.reverse_errors.get(code, None)
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def __repr__(self):
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return "{}".format(self.code)
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def __str__(self):
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return "{} [{}]".format(self.err, self.code)
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def __eq__(self, val):
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return self.code == val
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class LibvirtErrorDomain:
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reverse_domains = {
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getattr(libvirt, err_name): err_name
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for err_name in filter(lambda x: x.startswith("VIR_DOMAIN_"), libvirt.__dir__())
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}
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def __init__(self, code):
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self.code = code
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self.domain = self.reverse_domains.get(code, None)
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def __repr__(self):
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return "{}".format(self.code)
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def __str__(self):
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return "{} [{}]".format(self.domain, self.code)
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def __eq__(self, val):
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return self.code == val
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class LibvirtError:
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params = (
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"code",
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"domain",
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"message",
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"level",
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"str1",
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"str2",
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"str3",
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"int1",
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"int2",
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)
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def __init__(self, code, domain, message, level, str1, str2, str3, int1, int2):
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self.code = LibvirtErrorCode(code)
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self.domain = LibvirtErrorDomain(domain)
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self.message = message
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self.level = level
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self.str1 = str1
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self.str2 = str2
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self.str3 = str3
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self.int1 = int1
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self.int2 = int2
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def __repr__(self):
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out = "{}(".format(self.__class__.__name__)
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for param in self.__class__.params:
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out += "{}={}, ".format(param, getattr(self, param))
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out += ")"
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return out
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def __str__(self):
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return "Libvirt error {}, domain {}. {}".format(
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self.code, self.domain, self.message
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)
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@property
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def loglevel(self):
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levelmap = {
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0: logging.INFO,
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1: logging.WARNING,
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2: logging.ERROR,
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}
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return levelmap.get(self.level, logging.CRITICAL)
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def libvirt_error_handler(_, raw_error):
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""" Called upon libvirt error """
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error = LibvirtError(*raw_error)
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loglevel = error.loglevel
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if error.code == libvirt.VIR_ERR_NO_DOMAIN:
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loglevel = logging.DEBUG
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logger.log(loglevel, str(error))
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