1 ##############################################################################
2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd. and others
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
9 from __future__ import print_function
10 from __future__ import absolute_import
12 from yardstick.benchmark.scenarios import base
13 from yardstick.benchmark.scenarios.availability.monitor import basemonitor
14 from yardstick.benchmark.scenarios.availability.attacker import baseattacker
16 LOG = logging.getLogger(__name__)
19 class ServiceHA(base.Scenario):
20 """TODO: docstring of ServiceHA
22 __scenario_type__ = "ServiceHA"
24 def __init__(self, scenario_cfg, context_cfg):
26 "scenario_cfg:%s context_cfg:%s",
27 scenario_cfg, context_cfg)
28 self.scenario_cfg = scenario_cfg
29 self.context_cfg = context_cfg
30 self.setup_done = False
36 nodes = self.context_cfg.get("nodes", None)
38 LOG.error("The nodes info is none")
42 attacker_cfgs = self.scenario_cfg["options"]["attackers"]
43 for attacker_cfg in attacker_cfgs:
44 attacker_cls = baseattacker.BaseAttacker.get_attacker_cls(
46 attacker_ins = attacker_cls(attacker_cfg, nodes)
48 self.attackers.append(attacker_ins)
49 self.data = dict(self.data.items() + attacker_ins.data.items())
51 monitor_cfgs = self.scenario_cfg["options"]["monitors"]
53 self.monitorMgr = basemonitor.MonitorMgr(self.data)
54 self.monitorMgr.init_monitors(monitor_cfgs, nodes)
56 self.setup_done = True
58 def run(self, result):
59 """execute the benchmark"""
60 if not self.setup_done:
61 LOG.error("The setup is not finished!")
64 self.monitorMgr.start_monitors()
65 LOG.info("Monitor '%s' start!", self.__scenario_type__)
67 for attacker in self.attackers:
68 attacker.inject_fault()
70 self.monitorMgr.wait_monitors()
71 LOG.info("Monitor '%s' stop!", self.__scenario_type__)
73 self.sla_pass = self.monitorMgr.verify_SLA()
74 service_not_found = False
75 for k, v in self.data.items():
78 service_not_found = True
79 LOG.info("The service process (%s) not found in the host envrioment", k)
81 result['sla_pass'] = 1 if self.sla_pass else 0
82 self.monitorMgr.store_result(result)
85 self.sla_pass, ("a service process was not found in the host "
86 "environment" if service_not_found
87 else "MonitorMgr.verify_SLA() failed"))
90 """scenario teardown"""
91 # only recover when sla not pass
93 for attacker in self.attackers:
97 def _test(): # pragma: no cover
98 """internal test function"""
102 "key_filename": "/root/.ssh/id_rsa"
104 ctx = {"nodes": {"node1": host}}
106 "fault_type": "kill-process",
107 "process_name": "nova-api",
111 attacker_cfgs.append(attacker_cfg)
113 "monitor_cmd": "nova image-list"
116 monitor_cfgs.append(monitor_cfg)
119 "attackers": attacker_cfgs,
121 "monitors": monitor_cfgs
123 sla = {"outage_time": 5}
124 args = {"options": options, "sla": sla}
126 print("create instance")
127 terstInstance = ServiceHA(args, ctx)
129 terstInstance.setup()
131 terstInstance.run(result)
134 terstInstance.teardown()
137 if __name__ == '__main__': # pragma: no cover