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#
# Copyright (c) 2017 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 os
import re
from utils import processutils
from utils.node import Node
from utils.utils_log import log_enter_exit, for_all_methods, LOG
from utils.service import Service
from utils.shutil import shutil
from common import constants
from utils import utils_yaml
from utils.tripleo_helper import TripleoHelper
@for_all_methods(log_enter_exit)
class TripleOIntrospector(Service):
def __init__(self):
self.overcloud_user = 'heat-admin'
self.node_info = {'servers': {}}
def create_cli_parser(self, parser):
parser.add_argument('--out-file',
help="File where pod config will be written to. "
"Defaults to ./node.yaml",
default=constants.NODE_YAML_PATH,
dest="out_file",
required=False)
return parser
def run(self, sys_args, config):
self.gen_node_info()
shutil.mkdir_if_not_exist(os.path.dirname(sys_args.out_file))
utils_yaml.write_dict_to_yaml(self.node_info, sys_args.out_file)
def gen_node_info(self):
overcloud_ip_list = TripleoHelper.find_overcloud_ips()
for node_ip in overcloud_ip_list:
LOG.info('Introspecting node %s' % node_ip)
node = Node('intro-%s' % node_ip, address=node_ip,
user=self.overcloud_user)
node_mac = None
virsh_domain = None
server_name, _ = node.execute('hostname')
server_name = server_name.rstrip()
if 'overcloud-controller' in server_name:
node_type = 'controller'
elif 'overcloud-novacompute' in server_name:
node_type = 'compute'
else:
raise TripleOInspectorException('Unknown type '
'(controller/compute) %s '
% server_name)
try:
processutils.execute('ping -c 1 %s' % node_ip)
res, _ = processutils.execute('/usr/sbin/arp -a '
'%s' % node_ip)
node_mac = \
re.search('([0-9a-z]+:){5}[0-9a-z]+', res).group(0)
virsh_domain = \
TripleoHelper.get_virtual_node_name_from_mac(node_mac)
except AttributeError:
LOG.warning("Unable to find MAC address for node {"
"}".format(node_ip))
# find ovs controller and manager
ovs_controller = self.get_ovs_controller(node)
out, _ = node.execute('ovs-vsctl get-manager', as_root=True)
ovs_managers = out.rstrip().split("\n")
if all(ovs_manager == '' for ovs_manager in ovs_managers):
LOG.warning("OVS managers for node {} is empty!".format(
node_ip))
self.node_info['servers'][server_name] = {
'address': node_ip,
'user': self.overcloud_user,
'type': node_type,
'orig-ctl-mac': node_mac,
'vNode-name': virsh_domain,
'ovs-controller': ovs_controller,
'ovs-managers': ovs_managers}
@staticmethod
def copy_ssh_id_and_overcloudrc(dest):
undercloud = TripleoHelper.get_undercloud()
# copy overcloudrc
undercloud.copy('from', dest, './overcloudrc')
# copy ssh id
undercloud.copy('from', dest, '.ssh/id_rsa')
@staticmethod
def get_ovs_controller(node):
# find ovs controller and manager
ovs_controller, _ = node.execute('ovs-vsctl get-controller '
'br-int', as_root=True)
ovs_controller = ovs_controller.rstrip()
if ovs_controller == '':
LOG.warning("OVS controller for node {} is empty!".format(
node.address))
else:
return ovs_controller
class TripleOInspectorException(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return self.value
def main():
TripleOIntrospector().start()
if __name__ == '__main__':
main()
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