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  • Committer: james.page at ubuntu
  • Date: 2015-04-20 10:53:43 UTC
  • mfrom: (51.2.22 percona-cluster)
  • Revision ID: james.page@ubuntu.com-20150420105343-3kljmjdzozpfg5tf
[freyes,r=james-page] Ensure VIP is tied to a good mysqld instance.

Re-license charm as GPL-2 for compatibility with bundled ocf script.

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tests/30-kill-9-mysqld.py
 
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#!/usr/bin/python3
 
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# test percona-cluster (3 nodes)
 
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import basic_deployment
 
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import time
 
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class ThreeNode(basic_deployment.BasicDeployment):
 
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    def __init__(self):
 
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        super(ThreeNode, self).__init__(units=3)
 
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    def run(self):
 
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        super(ThreeNode, self).run()
 
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        # we are going to kill the master
 
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        old_master = self.master_unit
 
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        print('kill-9 mysqld in %s' % str(self.master_unit.info))
 
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        self.master_unit.run('sudo killall -9 mysqld')
 
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        print('looking for the new master')
 
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        i = 0
 
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        changed = False
 
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        while i < 10 and not changed:
 
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            i += 1
 
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            time.sleep(5)  # give some time to pacemaker to react
 
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            new_master = self.find_master()
 
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            if (new_master and new_master.info['unit_name'] !=
 
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                    old_master.info['unit_name']):
 
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                changed = True
 
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        assert changed, "The master didn't change"
 
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        assert self.is_port_open(address=self.vip), 'cannot connect to vip'
 
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if __name__ == "__main__":
 
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    t = ThreeNode()
 
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    t.run()