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##############################################################################
# Copyright (c) 2015 Huawei Technologies Co.,Ltd. and others
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import logging
import yardstick.ssh as ssh
import basemonitor as basemonitor
LOG = logging.getLogger(__name__)
class MonitorProcess(basemonitor.BaseMonitor):
"""docstring for MonitorApi"""
__monitor_type__ = "process"
def setup(self):
host = self._context[self._config["host"]]
ip = host.get("ip", None)
user = host.get("user", "root")
key_filename = host.get("key_filename", "~/.ssh/id_rsa")
self.connection = ssh.SSH(user, ip, key_filename=key_filename)
self.connection.wait(timeout=600)
LOG.debug("ssh host success!")
self.check_script = self.get_script_fullpath(
"script_tools/check_service.bash")
self.process_name = self._config["process_name"]
def monitor_func(self):
exit_status, stdout, stderr = self.connection.execute(
"/bin/sh -s {0}".format(self.process_name),
stdin=open(self.check_script, "r"))
if stdout and "running" in stdout:
LOG.info("check the envrioment success!")
return True
else:
LOG.error(
"the host envrioment is error, stdout:%s, stderr:%s" %
(stdout, stderr))
return False
def verify_SLA(self):
outage_time = self._result.get('outage_time', None)
max_outage_time = self._config["sla"]["max_recover_time"]
if outage_time > max_outage_time:
LOG.error("SLA failure: %f > %f" % (outage_time, max_outage_time))
return False
else:
return True
def _test(): # pragma: no cover
host = {
"ip": "10.20.0.5",
"user": "root",
"key_filename": "/root/.ssh/id_rsa"
}
context = {"node1": host}
monitor_configs = []
config = {
'monitor_type': 'process',
'process_name': 'nova-api',
'host': "node1",
'monitor_time': 1,
'SLA': {'max_recover_time': 5}
}
monitor_configs.append(config)
p = basemonitor.MonitorMgr()
p.init_monitors(monitor_configs, context)
p.start_monitors()
p.wait_monitors()
p.verify()
if __name__ == '__main__': # pragma: no cover
_test()
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