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##############################################################################
# Copyright (c) 2017 ZTE Corporation and others.
#
# 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 abc
import getpass
import grp
import os
import pwd
import re
import six
import stat
import subprocess
import time
from doctor_tests.common import utils
from doctor_tests.identity_auth import get_session
from doctor_tests.os_clients import nova_client
@six.add_metaclass(abc.ABCMeta)
class BaseInstaller(object):
def __init__(self, conf, log):
self.conf = conf
self.log = log
self.servers = list()
self.use_containers = False
@abc.abstractproperty
def node_user_name(self):
"""user name for login to cloud node"""
@abc.abstractmethod
def get_ssh_key_from_installer(self):
pass
@abc.abstractmethod
def get_host_ip_from_hostname(self, hostname):
pass
@abc.abstractmethod
def setup(self):
pass
@abc.abstractmethod
def cleanup(self):
pass
def create_flavor(self):
self.nova = \
nova_client(self.conf.nova_version,
get_session())
flavors = {flavor.name: flavor for flavor in self.nova.flavors.list()}
if self.conf.flavor not in flavors:
self.nova.flavors.create(self.conf.flavor, 512, 1, 1)
def setup_stunnel(self):
self.log.info('Setup ssh stunnel in %s installer......'
% self.conf.installer.type)
tunnels = [self.conf.consumer.port]
if self.conf.test_case == 'maintenance':
tunnel_uptime = 1200
tunnels += [self.conf.app_manager.port, self.conf.inspector.port]
elif self.conf.test_case == 'all':
tunnel_uptime = 1800
tunnels += [self.conf.app_manager.port, self.conf.inspector.port]
else:
tunnel_uptime = 600
for node_ip in self.controllers:
for port in tunnels:
self.log.info('tunnel for port %s' % port)
cmd = ("ssh -o UserKnownHostsFile=/dev/null"
" -o StrictHostKeyChecking=no"
" -i %s %s@%s -R %s:localhost:%s"
" sleep %s > ssh_tunnel.%s.%s"
" 2>&1 < /dev/null "
% (self.key_file,
self.node_user_name,
node_ip,
port,
port,
tunnel_uptime,
node_ip,
port))
server = subprocess.Popen('exec ' + cmd, shell=True)
self.servers.append(server)
if self.conf.admin_tool.type == 'fenix':
port = self.conf.admin_tool.port
self.log.info('tunnel for port %s' % port)
cmd = ("ssh -o UserKnownHostsFile=/dev/null"
" -o StrictHostKeyChecking=no"
" -i %s %s@%s -L %s:localhost:%s"
" sleep %s > ssh_tunnel.%s.%s"
" 2>&1 < /dev/null "
% (self.key_file,
self.node_user_name,
node_ip,
port,
port,
tunnel_uptime,
node_ip,
port))
server = subprocess.Popen('exec ' + cmd, shell=True)
self.servers.append(server)
def _get_ssh_key(self, client, key_path):
self.log.info('Get SSH keys from %s installer......'
% self.conf.installer.type)
if self.key_file is not None:
self.log.info('Already have SSH keys from %s installer......'
% self.conf.installer.type)
return self.key_file
ssh_key = '{0}/{1}'.format(utils.get_doctor_test_root_dir(),
'instack_key')
client.scp(key_path, ssh_key, method='get')
user = getpass.getuser()
uid = pwd.getpwnam(user).pw_uid
gid = grp.getgrnam(user).gr_gid
os.chown(ssh_key, uid, gid)
os.chmod(ssh_key, stat.S_IREAD)
return ssh_key
def get_transport_url(self):
client = utils.SSHClient(self.controllers[0], self.node_user_name,
key_filename=self.key_file)
if self.use_containers:
ncbase = "/var/lib/config-data/puppet-generated/nova"
else:
ncbase = ""
try:
cmd = 'sudo grep "^transport_url" %s/etc/nova/nova.conf' % ncbase
ret, url = client.ssh(cmd)
if ret:
raise Exception('Exec command to get transport from '
'controller(%s) in Apex installer failed, '
'ret=%s, output=%s'
% (self.controllers[0], ret, url))
else:
# need to use ip instead of hostname
ret = (re.sub("@.*:", "@%s:" % self.controllers[0],
url[0].split("=", 1)[1]))
except:
cmd = 'grep -i "^rabbit" %s/etc/nova/nova.conf' % ncbase
ret, lines = client.ssh(cmd)
if ret:
raise Exception('Exec command to get transport from '
'controller(%s) in Apex installer failed, '
'ret=%s, output=%s'
% (self.controllers[0], ret, url))
else:
for line in lines.split('\n'):
if line.startswith("rabbit_userid"):
rabbit_userid = line.split("=")
if line.startswith("rabbit_port"):
rabbit_port = line.split("=")
if line.startswith("rabbit_password"):
rabbit_password = line.split("=")
ret = "rabbit://%s:%s@%s:%s/?ssl=0" % (rabbit_userid,
rabbit_password,
self.controllers[0],
rabbit_port)
self.log.debug('get_transport_url %s' % ret)
return ret
def _run_cmd_remote(self, client, command):
self.log.info('Run command=%s in %s installer......'
% (command, self.conf.installer.type))
ret, output = client.ssh(command)
if ret:
raise Exception('Exec command in %s installer failed,'
'ret=%s, output=%s'
% (self.conf.installer.type,
ret, output))
self.log.info('Output=%s command=%s in %s installer'
% (output, command, self.conf.installer.type))
return output
def _check_cmd_remote(self, client, command):
self.log.info('Check command=%s return in %s installer......'
% (command, self.conf.installer.type))
ret, output = client.ssh(command, raise_enabled=False)
self.log.info('return %s' % ret)
if ret == 0:
ret = True
else:
ret = False
return ret
@utils.run_async
def _run_apply_patches(self, client, restart_cmd, script_names,
python='python3'):
installer_dir = os.path.dirname(os.path.realpath(__file__))
if isinstance(script_names, list):
for script_name in script_names:
script_abs_path = '{0}/{1}/{2}'.format(installer_dir,
'common', script_name)
try:
client.scp(script_abs_path, script_name)
except:
client.scp(script_abs_path, script_name)
try:
cmd = 'sudo %s %s' % (python, script_name)
ret, output = client.ssh(cmd)
except:
ret, output = client.ssh(cmd)
if ret:
raise Exception('Do the command in remote'
' node failed, ret=%s, cmd=%s, output=%s'
% (ret, cmd, output))
if 'nova' in restart_cmd:
# Make sure scheduler has proper cpu_allocation_ratio
time.sleep(5)
client.ssh(restart_cmd)
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