doctor_tests/installer/daisy.py

   1 ##############################################################################
   2 # Copyright (c) 2017 ZTE Corporation and others.
   3 #
   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 import getpass
  10 import grp
  11 import os
  12 import pwd
  13 import stat
  14 import subprocess
  15
  16 from doctor_tests.common.utils import get_doctor_test_root_dir
  17 from doctor_tests.common.utils import SSHClient
  18 from doctor_tests.identity_auth import get_session
  19 from doctor_tests.installer.base import BaseInstaller
  20 from doctor_tests.os_clients import nova_client
  21
  22
  23 class DaisyInstaller(BaseInstaller):
  24     node_user_name = 'root'
  25
  26     def __init__(self, conf, log):
  27         super(DaisyInstaller, self).__init__(conf, log)
  28         self.client = SSHClient(self.conf.installer.ip,
  29                                 self.conf.installer.username,
  30                                 password='r00tme')
  31         self.key_file = None
  32         self.controllers = list()
  33         self.servers = list()
  34         self.test_dir = get_doctor_test_root_dir()
  35
  36     def setup(self):
  37         self.log.info('Setup Daisy installer start......')
  38
  39         self.get_ssh_key_from_installer()
  40         self.get_controller_ips()
  41         self.create_flavor()
  42         self.setup_stunnel()
  43
  44     def cleanup(self):
  45         for server in self.servers:
  46             server.terminate()
  47
  48     def get_ssh_key_from_installer(self):
  49         self.log.info('Get SSH keys from Daisy installer......')
  50
  51         if self.key_file is not None:
  52             self.log.info('Already have SSH keys from Daisy installer......')
  53             return self.key_file
  54
  55         ssh_key = '{0}/{1}'.format(self.test_dir, 'instack_key')
  56         self.client.scp('/root/.ssh/id_dsa', ssh_key, method='get')
  57         user = getpass.getuser()
  58         uid = pwd.getpwnam(user).pw_uid
  59         gid = grp.getgrnam(user).gr_gid
  60         os.chown(ssh_key, uid, gid)
  61         os.chmod(ssh_key, stat.S_IREAD)
  62         self.key_file = ssh_key
  63         return self.key_file
  64
  65     def get_controller_ips(self):
  66         self.log.info('Get controller ips from Daisy installer......')
  67
  68         command = "source daisyrc_admin; " \
  69                   "daisy host-list | grep 'CONTROLLER_LB' | cut -d '|' -f 3 "
  70         ret, controllers = self.client.ssh(command)
  71         if ret:
  72             raise Exception('Exec command to get controller ips'
  73                             'in Daisy installer failed'
  74                             'ret=%s, output=%s' % (ret, controllers))
  75         controller_ips = []
  76         for controller in controllers:
  77             controller_ips.append(self.get_host_ip_from_hostname(controller))
  78         self.log.info('Get controller_ips:%s from Daisy installer'
  79                       % controller_ips)
  80         self.controllers = controller_ips
  81
  82     def get_host_ip_from_hostname(self, hostname):
  83         self.log.info('Get host ip from host name......')
  84
  85         hostip = hostname.split('-')[1:]
  86         host_ip = '.'.join(hostip)
  87         self.log.info('Get host_ip:%s from host_name:%s'
  88                       % (host_ip, hostname))
  89         return host_ip
  90
  91     def create_flavor(self):
  92         self.nova = \
  93             nova_client(self.conf.nova_version,
  94                         get_session())
  95         flavors = {flavor.name: flavor for flavor in self.nova.flavors.list()}
  96         if self.conf.flavor not in flavors:
  97             self.nova.flavors.create(self.conf.flavor, 512, 1, 1)
  98
  99     def setup_stunnel(self):
 100         self.log.info('Setup ssh stunnel in controller nodes'
 101                       'in Daisy installer......')
 102         for node_ip in self.controllers:
 103             cmd = ("ssh -o UserKnownHostsFile=/dev/null"
 104                    " -o StrictHostKeyChecking=no"
 105                    " -i %s %s@%s -R %s:localhost:%s"
 106                    " sleep 600 > ssh_tunnel.%s 2>&1 < /dev/null &"
 107                    % (self.key_file, self.node_user_name,
 108                       node_ip, self.conf.consumer.port,
 109                       self.conf.consumer.port, node_ip))
 110             server = subprocess.Popen(cmd, shell=True)
 111             self.servers.append(server)
 112             server.communicate()