Revision 7dd106d3 lib/hypervisor/hv_xen.py
| b/lib/hypervisor/hv_xen.py | ||
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all the functionality that is identical for both. |
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""" |
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REBOOT_RETRY_COUNT = 60 |
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REBOOT_RETRY_INTERVAL = 10 |
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@classmethod |
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def _WriteConfigFile(cls, instance, block_devices): |
| ... | ... | |
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"""Reboot an instance. |
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""" |
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ini_info = self.GetInstanceInfo(instance.name) |
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result = utils.RunCmd(["xm", "reboot", instance.name]) |
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if result.failed: |
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raise errors.HypervisorError("Failed to reboot instance %s: %s, %s" %
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(instance.name, result.fail_reason, |
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result.output)) |
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done = False |
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retries = self.REBOOT_RETRY_COUNT |
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while retries > 0: |
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new_info = self.GetInstanceInfo(instance.name) |
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# check if the domain ID has changed or the run time has |
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# decreased |
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if new_info[1] != ini_info[1] or new_info[5] < ini_info[5]: |
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done = True |
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break |
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time.sleep(self.REBOOT_RETRY_INTERVAL) |
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retries -= 1 |
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if not done: |
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raise errors.HypervisorError("Failed to reboot instance %s: instance"
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" did not reboot in the expected interval" % |
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(instance.name, )) |
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def GetNodeInfo(self): |
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"""Return information about the node. |
Also available in: Unified diff