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###############################################################################
# Copyright (c) 2015 Ericsson AB and others.
# szilard.cserey@ericsson.com
# 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 common
import time
import os
import glob
from ssh_client import SSHClient
from dha_adapters.libvirt_adapter import LibvirtAdapter
log = common.log
err = common.err
clean = common.clean
delete = common.delete
TRANSPLANT_FUEL_SETTINGS = 'transplant_fuel_settings.py'
BOOTSTRAP_ADMIN = '/usr/local/sbin/bootstrap_admin_node'
FUEL_CLIENT_CONFIG = '/etc/fuel/client/config.yaml'
PLUGINS_DIR = '~/plugins'
class InstallFuelMaster(object):
def __init__(self, dea_file, dha_file, fuel_ip, fuel_username,
fuel_password, fuel_node_id, iso_file, work_dir,
fuel_plugins_dir):
self.dea_file = dea_file
self.dha = LibvirtAdapter(dha_file)
self.fuel_ip = fuel_ip
self.fuel_username = fuel_username
self.fuel_password = fuel_password
self.fuel_node_id = fuel_node_id
self.iso_file = iso_file
self.iso_dir = os.path.dirname(self.iso_file)
self.work_dir = work_dir
self.fuel_plugins_dir = fuel_plugins_dir
self.file_dir = os.path.dirname(os.path.realpath(__file__))
self.ssh = SSHClient(self.fuel_ip, self.fuel_username,
self.fuel_password)
def install(self):
log('Start Fuel Installation')
self.dha.node_power_off(self.fuel_node_id)
log('Zero the MBR')
self.dha.node_zero_mbr(self.fuel_node_id)
self.dha.node_set_boot_order(self.fuel_node_id, ['disk', 'iso'])
try:
self.proceed_with_installation()
except Exception as e:
self.post_install_cleanup()
err(e)
def proceed_with_installation(self):
log('Eject ISO')
self.dha.node_eject_iso(self.fuel_node_id)
log('Insert ISO %s' % self.iso_file)
self.dha.node_insert_iso(self.fuel_node_id, self.iso_file)
self.dha.node_power_on(self.fuel_node_id)
log('Waiting for Fuel master to accept SSH')
self.wait_for_node_up()
log('Wait until Fuel menu is up')
fuel_menu_pid = self.wait_until_fuel_menu_up()
log('Inject our own astute.yaml settings')
self.inject_own_astute_yaml()
log('Let the Fuel deployment continue')
log('Found FUEL menu as PID %s, now killing it' % fuel_menu_pid)
self.ssh_exec_cmd('kill %s' % fuel_menu_pid, False)
log('Wait until installation complete')
self.wait_until_installation_completed()
log('Waiting for one minute for Fuel to stabilize')
time.sleep(60)
self.delete_deprecated_fuel_client_config_from_fuel_6_1()
self.upload_plugin_files()
self.install_plugins()
self.post_install_cleanup()
log('Fuel Master installed successfully !')
def upload_plugin_files(self):
with self.ssh as s:
s.exec_cmd('mkdir %s' % PLUGINS_DIR)
if self.fuel_plugins_dir:
for f in glob.glob('%s/*.rpm' % self.fuel_plugins_dir):
s.scp_put(f, PLUGINS_DIR)
def install_plugins(self):
log('Installing Fuel Plugins')
with self.ssh as s:
r = s.exec_cmd('find %s -type f -name \'*.rpm\'' % PLUGINS_DIR)
for f in r.splitlines():
log('Found plugin %s, installing ...' % f)
r, e = s.exec_cmd('fuel plugins --install %s' % f, False)
if e and 'does not update installed package' not in r:
raise Exception('Installation of Fuel Plugin %s '
'failed: %s' % (f, e))
def wait_for_node_up(self):
WAIT_LOOP = 60
SLEEP_TIME = 10
success = False
for i in range(WAIT_LOOP):
try:
self.ssh.open()
success = True
break
except Exception as e:
log('Trying to SSH into Fuel VM %s ... sleeping %s seconds'
% (self.fuel_ip, SLEEP_TIME))
time.sleep(SLEEP_TIME)
finally:
self.ssh.close()
if not success:
raise Exception('Could not SSH into Fuel VM %s' % self.fuel_ip)
def wait_until_fuel_menu_up(self):
WAIT_LOOP = 60
SLEEP_TIME = 10
CMD = 'ps -ef'
SEARCH = 'fuelmenu'
fuel_menu_pid = None
with self.ssh:
for i in range(WAIT_LOOP):
ret = self.ssh.exec_cmd(CMD)
fuel_menu_pid = self.get_fuel_menu_pid(ret, SEARCH)
if not fuel_menu_pid:
time.sleep(SLEEP_TIME)
else:
break
if not fuel_menu_pid:
raise Exception('Could not find the Fuel Menu Process ID')
return fuel_menu_pid
def get_fuel_menu_pid(self, printout, search):
for line in printout.splitlines():
if line.endswith(search):
return clean(line)[1]
def ssh_exec_cmd(self, cmd, check=True):
with self.ssh:
ret = self.ssh.exec_cmd(cmd, check=check)
return ret
def inject_own_astute_yaml(self):
with self.ssh as s:
s.exec_cmd('rm -rf %s' % self.work_dir, False)
s.exec_cmd('mkdir %s' % self.work_dir)
s.scp_put(self.dea_file, self.work_dir)
s.scp_put('%s/common.py' % self.file_dir, self.work_dir)
s.scp_put('%s/dea.py' % self.file_dir, self.work_dir)
s.scp_put('%s/transplant_fuel_settings.py'
% self.file_dir, self.work_dir)
log('Modifying Fuel astute')
s.run('python %s/%s %s/%s'
% (self.work_dir, TRANSPLANT_FUEL_SETTINGS,
self.work_dir, os.path.basename(self.dea_file)))
def wait_until_installation_completed(self):
WAIT_LOOP = 360
SLEEP_TIME = 10
CMD = 'ps -ef | grep %s | grep -v grep' % BOOTSTRAP_ADMIN
install_completed = False
with self.ssh:
for i in range(WAIT_LOOP):
ret = self.ssh.exec_cmd(CMD)
if not ret:
install_completed = True
break
else:
time.sleep(SLEEP_TIME)
if not install_completed:
raise Exception('Fuel installation did not complete')
def post_install_cleanup(self):
log('Eject ISO file %s' % self.iso_file)
self.dha.node_eject_iso(self.fuel_node_id)
log('Remove ISO directory %s' % self.iso_dir)
delete(self.iso_dir)
def delete_deprecated_fuel_client_config_from_fuel_6_1(self):
with self.ssh as s:
response, error = s.exec_cmd('fuel -v', False)
if (error and
'DEPRECATION WARNING' in error and
'6.1.0' in error and
FUEL_CLIENT_CONFIG in error):
log('Delete deprecated fuel client config %s' % FUEL_CLIENT_CONFIG)
with self.ssh as s:
s.exec_cmd('rm %s' % FUEL_CLIENT_CONFIG, False)
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