Revision 55c85950
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# 02110-1301, USA. |
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"""Tool to restart erronously downed virtual machines. |
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"""Tool to restart erroneously downed virtual machines.
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This program and set of classes implement a watchdog to restart |
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virtual machines in a Ganeti cluster that have crashed or been killed |
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"""Start all the daemons that should be running on all nodes. |
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""" |
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# on master or not, try to start the node dameon
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# on master or not, try to start the node daemon
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utils.EnsureDaemon(constants.NODED) |
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# start confd as well. On non candidates it will be in disabled mode. |
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utils.EnsureDaemon(constants.CONFD) |
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class Watcher(object): |
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"""Encapsulate the logic for restarting erronously halted virtual machines. |
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"""Encapsulate the logic for restarting erroneously halted virtual machines.
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The calling program should periodically instantiate me and call Run(). |
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This will traverse the list of instances, and make up to MAXTRIES attempts |
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