152 lines
5.1 KiB
Python
152 lines
5.1 KiB
Python
import amulet
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import os
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import time
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import telnetlib
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import unittest
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import yaml
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from charmhelpers.contrib.openstack.amulet.deployment import (
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OpenStackAmuletDeployment
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)
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class BasicDeployment(OpenStackAmuletDeployment):
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def __init__(self, vip=None, units=1, series="trusty", openstack=None,
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source=None, stable=False):
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super(BasicDeployment, self).__init__(series, openstack, source,
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stable)
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self.units = units
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self.master_unit = None
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self.vip = None
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if vip:
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self.vip = vip
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elif 'AMULET_OS_VIP' in os.environ:
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self.vip = os.environ.get('AMULET_OS_VIP')
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elif os.path.isfile('local.yaml'):
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with open('local.yaml', 'rb') as f:
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self.cfg = yaml.safe_load(f.read())
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self.vip = self.cfg.get('vip')
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else:
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amulet.raise_status(amulet.SKIP,
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("please set the vip in local.yaml or env var "
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"AMULET_OS_VIP to run this test suite"))
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def _add_services(self):
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"""Add services
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Add the services that we're testing, where percona-cluster is local,
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and the rest of the service are from lp branches that are
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compatible with the local charm (e.g. stable or next).
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"""
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this_service = {'name': 'percona-cluster',
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'units': self.units}
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other_services = [{'name': 'hacluster'}]
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super(BasicDeployment, self)._add_services(this_service,
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other_services)
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def _add_relations(self):
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"""Add all of the relations for the services."""
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relations = {'percona-cluster:ha': 'hacluster:ha'}
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super(BasicDeployment, self)._add_relations(relations)
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def _configure_services(self):
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"""Configure all of the services."""
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cfg_percona = {'sst-password': 'ubuntu',
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'root-password': 't00r',
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'dataset-size': '512M',
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'vip': self.vip}
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cfg_ha = {'debug': True,
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'corosync_mcastaddr': '226.94.1.4',
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'corosync_key': ('xZP7GDWV0e8Qs0GxWThXirNNYlScgi3sRTdZk/IXKD'
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'qkNFcwdCWfRQnqrHU/6mb6sz6OIoZzX2MtfMQIDcXu'
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'PqQyvKuv7YbRyGHmQwAWDUA4ed759VWAO39kHkfWp9'
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'y5RRk/wcHakTcWYMwm70upDGJEP00YT3xem3NQy27A'
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'C1w=')}
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configs = {'percona-cluster': cfg_percona,
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'hacluster': cfg_ha}
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super(BasicDeployment, self)._configure_services(configs)
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def run(self):
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# The number of seconds to wait for the environment to setup.
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seconds = 1200
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self._add_services()
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self._add_relations()
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self._configure_services()
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self._deploy()
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i = 0
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while i < 30 and not self.master_unit:
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self.master_unit = self.find_master()
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i += 1
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time.sleep(10)
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assert self.master_unit is not None, 'percona-cluster vip not found'
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output, code = self.master_unit.run('sudo crm_verify --live-check')
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assert code == 0, "'crm_verify --live-check' failed"
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resources = ['res_mysql_vip']
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resources += ['res_mysql_monitor:%d' % i for i in range(self.units)]
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assert sorted(self.get_pcmkr_resources()) == sorted(resources)
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for i in range(self.units):
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uid = 'percona-cluster/%d' % i
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unit = self.d.sentry.unit[uid]
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assert self.is_mysqld_running(unit), 'mysql not running: %s' % uid
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def find_master(self):
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for unit_id, unit in self.d.sentry.unit.items():
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if not unit_id.startswith('percona-cluster/'):
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continue
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# is the vip running here?
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output, code = unit.run('sudo ip a | grep "inet %s/"' % self.vip)
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print('---')
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print(unit_id)
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print(output)
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if code == 0:
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print('vip(%s) running in %s' % (self.vip, unit_id))
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return unit
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def get_pcmkr_resources(self, unit=None):
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if unit:
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u = unit
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else:
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u = self.master_unit
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output, code = u.run('sudo crm_resource -l')
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assert code == 0, 'could not get "crm resource list"'
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return output.split('\n')
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def is_mysqld_running(self, unit=None):
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if unit:
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u = unit
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else:
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u = self.master_unit
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output, code = u.run('pidof mysqld')
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if code != 0:
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return False
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return self.is_port_open(u, '3306')
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def is_port_open(self, unit=None, port='3306', address=None):
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if unit:
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addr = unit.info['public-address']
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elif address:
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addr = address
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else:
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raise Exception('Please provide a unit or address')
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try:
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telnetlib.Telnet(addr, port)
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return True
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except TimeoutError: # noqa this exception only available in py3
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return False
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