fuel/deploy/install_fuel_master.py

   1 ###############################################################################
   2 # Copyright (c) 2015 Ericsson AB and others.
   3 # szilard.cserey@ericsson.com
   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
  10
  11 import common
  12 import time
  13 import os
  14 import glob
  15 from ssh_client import SSHClient
  16 from dha_adapters.libvirt_adapter import LibvirtAdapter
  17
  18 log = common.log
  19 err = common.err
  20 clean = common.clean
  21 delete = common.delete
  22
  23 TRANSPLANT_FUEL_SETTINGS = 'transplant_fuel_settings.py'
  24 BOOTSTRAP_ADMIN = '/usr/local/sbin/bootstrap_admin_node'
  25 FUEL_CLIENT_CONFIG = '/etc/fuel/client/config.yaml'
  26 PLUGINS_DIR = '~/plugins'
  27 LOCAL_PLUGIN_FOLDER = '/opt/opnfv'
  28
  29
  30 class InstallFuelMaster(object):
  31
  32     def __init__(self, dea_file, dha_file, fuel_ip, fuel_username,
  33                  fuel_password, fuel_node_id, iso_file, work_dir,
  34                  fuel_plugins_dir):
  35         self.dea_file = dea_file
  36         self.dha = LibvirtAdapter(dha_file)
  37         self.fuel_ip = fuel_ip
  38         self.fuel_username = fuel_username
  39         self.fuel_password = fuel_password
  40         self.fuel_node_id = fuel_node_id
  41         self.iso_file = iso_file
  42         self.iso_dir = os.path.dirname(self.iso_file)
  43         self.work_dir = work_dir
  44         self.fuel_plugins_dir = fuel_plugins_dir
  45         self.file_dir = os.path.dirname(os.path.realpath(__file__))
  46         self.ssh = SSHClient(self.fuel_ip, self.fuel_username,
  47                              self.fuel_password)
  48
  49     def install(self):
  50         log('Start Fuel Installation')
  51
  52         self.dha.node_power_off(self.fuel_node_id)
  53
  54         log('Zero the MBR')
  55         self.dha.node_zero_mbr(self.fuel_node_id)
  56
  57         self.dha.node_set_boot_order(self.fuel_node_id, ['disk', 'iso'])
  58
  59         try:
  60             self.proceed_with_installation()
  61         except Exception as e:
  62             self.post_install_cleanup()
  63             err(e)
  64
  65     def proceed_with_installation(self):
  66         log('Eject ISO')
  67         self.dha.node_eject_iso(self.fuel_node_id)
  68
  69         log('Insert ISO %s' % self.iso_file)
  70         self.dha.node_insert_iso(self.fuel_node_id, self.iso_file)
  71
  72         self.dha.node_power_on(self.fuel_node_id)
  73
  74         log('Waiting for Fuel master to accept SSH')
  75         self.wait_for_node_up()
  76
  77         log('Wait until Fuel menu is up')
  78         fuel_menu_pid = self.wait_until_fuel_menu_up()
  79
  80         log('Inject our own astute.yaml settings')
  81         self.inject_own_astute_yaml()
  82
  83         log('Let the Fuel deployment continue')
  84         log('Found FUEL menu as PID %s, now killing it' % fuel_menu_pid)
  85         self.ssh_exec_cmd('kill %s' % fuel_menu_pid, False)
  86
  87         log('Wait until installation complete')
  88         self.wait_until_installation_completed()
  89
  90         log('Waiting for one minute for Fuel to stabilize')
  91         time.sleep(60)
  92
  93         self.delete_deprecated_fuel_client_config_from_fuel_6_1()
  94
  95         self.collect_plugin_files()
  96
  97         self.install_plugins()
  98
  99         self.post_install_cleanup()
 100
 101         log('Fuel Master installed successfully !')
 102
 103     def collect_plugin_files(self):
 104         with self.ssh as s:
 105             s.exec_cmd('mkdir %s' % PLUGINS_DIR)
 106             if self.fuel_plugins_dir:
 107                 for f in glob.glob('%s/*.rpm' % self.fuel_plugins_dir):
 108                     s.scp_put(f, PLUGINS_DIR)
 109             else:
 110                 s.exec_cmd('cp %s/*.rpm %s' % (LOCAL_PLUGIN_FOLDER,
 111                                                PLUGINS_DIR))
 112
 113     def install_plugins(self):
 114         log('Installing Fuel Plugins')
 115         with self.ssh as s:
 116             r = s.exec_cmd('find %s -type f -name \'*.rpm\'' % PLUGINS_DIR)
 117             for f in r.splitlines():
 118                 log('Found plugin %s, installing ...' % f)
 119                 r, e = s.exec_cmd('fuel plugins --install %s' % f, False)
 120                 if e and 'does not update installed package' not in r:
 121                     raise Exception('Installation of Fuel Plugin %s '
 122                                     'failed: %s' % (f, e))
 123
 124     def wait_for_node_up(self):
 125         WAIT_LOOP = 60
 126         SLEEP_TIME = 10
 127         success = False
 128         for i in range(WAIT_LOOP):
 129             try:
 130                 self.ssh.open()
 131                 success = True
 132                 break
 133             except Exception as e:
 134                 log('Trying to SSH into Fuel VM %s ... sleeping %s seconds'
 135                     % (self.fuel_ip, SLEEP_TIME))
 136                 time.sleep(SLEEP_TIME)
 137             finally:
 138                 self.ssh.close()
 139
 140         if not success:
 141             raise Exception('Could not SSH into Fuel VM %s' % self.fuel_ip)
 142
 143     def wait_until_fuel_menu_up(self):
 144         WAIT_LOOP = 60
 145         SLEEP_TIME = 10
 146         CMD = 'ps -ef'
 147         SEARCH = 'fuelmenu'
 148         fuel_menu_pid = None
 149         with self.ssh:
 150             for i in range(WAIT_LOOP):
 151                 ret = self.ssh.exec_cmd(CMD)
 152                 fuel_menu_pid = self.get_fuel_menu_pid(ret, SEARCH)
 153                 if not fuel_menu_pid:
 154                     time.sleep(SLEEP_TIME)
 155                 else:
 156                     break
 157         if not fuel_menu_pid:
 158             raise Exception('Could not find the Fuel Menu Process ID')
 159         return fuel_menu_pid
 160
 161     def get_fuel_menu_pid(self, printout, search):
 162         for line in printout.splitlines():
 163             if line.endswith(search):
 164                 return clean(line)[1]
 165
 166     def ssh_exec_cmd(self, cmd, check=True):
 167         with self.ssh:
 168             ret = self.ssh.exec_cmd(cmd, check=check)
 169         return ret
 170
 171     def inject_own_astute_yaml(self):
 172         with self.ssh as s:
 173             s.exec_cmd('rm -rf %s' % self.work_dir, False)
 174             s.exec_cmd('mkdir %s' % self.work_dir)
 175             s.scp_put(self.dea_file, self.work_dir)
 176             s.scp_put('%s/common.py' % self.file_dir, self.work_dir)
 177             s.scp_put('%s/dea.py' % self.file_dir, self.work_dir)
 178             s.scp_put('%s/transplant_fuel_settings.py'
 179                       % self.file_dir, self.work_dir)
 180             log('Modifying Fuel astute')
 181             s.run('python %s/%s %s/%s'
 182                   % (self.work_dir, TRANSPLANT_FUEL_SETTINGS,
 183                      self.work_dir, os.path.basename(self.dea_file)))
 184
 185     def wait_until_installation_completed(self):
 186         WAIT_LOOP = 360
 187         SLEEP_TIME = 10
 188         CMD = 'ps -ef | grep %s | grep -v grep' % BOOTSTRAP_ADMIN
 189
 190         install_completed = False
 191         with self.ssh:
 192             for i in range(WAIT_LOOP):
 193                 ret = self.ssh.exec_cmd(CMD)
 194                 if not ret:
 195                     install_completed = True
 196                     break
 197                 else:
 198                     time.sleep(SLEEP_TIME)
 199
 200         if not install_completed:
 201             raise Exception('Fuel installation did not complete')
 202
 203     def post_install_cleanup(self):
 204         log('Eject ISO file %s' % self.iso_file)
 205         self.dha.node_eject_iso(self.fuel_node_id)
 206         log('Remove ISO directory %s' % self.iso_dir)
 207         delete(self.iso_dir)
 208
 209     def delete_deprecated_fuel_client_config_from_fuel_6_1(self):
 210         with self.ssh as s:
 211             response, error = s.exec_cmd('fuel -v', False)
 212         if (error and
 213             'DEPRECATION WARNING' in error and
 214             '6.1.0' in error and
 215             FUEL_CLIENT_CONFIG in error):
 216             log('Delete deprecated fuel client config %s' % FUEL_CLIENT_CONFIG)
 217             with self.ssh as s:
 218                 s.exec_cmd('rm %s' % FUEL_CLIENT_CONFIG, False)