117 lines
4.4 KiB
Python
117 lines
4.4 KiB
Python
from __future__ import absolute_import
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from oslo_log import log
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import pandas
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import six
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import tobiko
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from tobiko.tripleo import overcloud
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from tobiko.shell import sh
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LOG = log.getLogger(__name__)
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class OvercloudServiceException(tobiko.TobikoException):
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message = "not all overcloud nodes services are in active state"
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def get_overcloud_node_services_table(hostname):
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"""
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get services table from overcloud node
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returns :
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auditd.service|loaded|active|running|SecurityAuditingService
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auth-rpcgss-module.service|loaded|inactivedead|KernelModulesupportingRPCSEC_GSS
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blk-availability.service|loaded|active|exited|Availabilityofblockdevices
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brandbot.service|loaded|inactivedead|FlexibleBrandingService
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certmonger.service|loaded|active|running|CertificatemonitoringandPKIenrollment
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cinder-lvm-losetup.service|loaded|inactivedead|CinderLVMlosetup
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cloud-config.service|loaded|active|exited|Applythesettingsspecifiedincloud-con
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cloud-final.service|loaded|active|exited|Executeclouduser/finalscripts
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cloud-init-local.service|loaded|active|exited|Initialcloud-initjob(pre-network)
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cloud-init.service|loaded|active|exited|Initialcloud-initjob(metadataservicecr)
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:return: dataframe of overcloud node services
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"""
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ssh_client = overcloud.overcloud_ssh_client(hostname)
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output = sh.execute(
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"systemctl -a --no-pager --plain --no-legend|grep -v not-found|"
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"sed \'s/\\s\\s/|/g\'|sed \'s/||*/DELIM/g\'|sed \'s@ @@g\'|"
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"sed \'s/DELIM$//g\'",
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ssh_client=ssh_client).stdout
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stream = six.StringIO(output)
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table = pandas.read_csv(stream, sep='DELIM', header=None, skiprows=0)
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table.replace(to_replace=' ', value="", regex=True, inplace=True)
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table.columns = ['UNIT', 'loaded_state', 'active_state',
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'low_level_state', 'UNIT_DESCRIPTION']
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table['overcloud_node'] = hostname
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LOG.debug("Got overcloud nodes services status :\n%s", table)
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return table
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def get_overcloud_nodes_running_service(service):
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"""
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Check what nodes are running the specified service or unit
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process: exact str of a process name as seen in systemctl -a
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:return: list of overcloud nodes
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"""
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oc_procs_df = overcloud.get_overcloud_nodes_dataframe(
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get_overcloud_node_services_table)
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oc_nodes_running_service = oc_procs_df.query('UNIT=="{}"'.format(service))[
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'overcloud_node'].unique()
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return oc_nodes_running_service
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def check_if_process_running_on_overcloud(process):
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"""
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Check what nodes are running the specifies
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process: exact str of a process name as seen in ps -axw -o "%c"
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:return: list of overcloud nodes
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"""
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oc_services_df = overcloud.get_overcloud_nodes_dataframe(
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get_overcloud_node_services_table)
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if not oc_services_df.query('UNIT=="{}"'.format(process)).empty:
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return True
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else:
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return False
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class OvercloudServicesStatus(object):
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"""
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class to handle services checks,
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checks that all of these are running in the overcloud:
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'corosync.service','iptables.service','network.service','ntpd.service',
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'pacemaker.service','rpcbind.service','sshd.service'
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"""
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def __init__(self):
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self.services_to_check = ['corosync.service', 'iptables.service',
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'network.service', 'ntpd.service',
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'pacemaker.service', 'rpcbind.service',
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'sshd.service']
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self.oc_services_df = overcloud.get_overcloud_nodes_dataframe(
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get_overcloud_node_services_table)
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@property
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def basic_overcloud_services_running(self):
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"""
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Checks that the oc_services dataframe has all of the list services
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running
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:return: Bool
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"""
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for service_name in self.services_to_check:
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if not self.oc_services_df.query('UNIT=="{}"'.format(
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service_name)).empty:
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LOG.info("overcloud processes status checks: process {} is "
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"in running state".format(service_name))
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continue
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else:
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LOG.info("Failure : overcloud processes status checks: "
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"process {} is not running ".format(service_name))
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raise OvercloudServiceException()
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return True
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