/
host.py
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host.py
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import paramiko
from netaddr import *
from fabric.api import env, sudo, get, put
from fabric.context_managers import settings
from fabfile.config import testbed
from fabfile.utils.cluster import get_orchestrator
def hstr_to_ip(host_string):
return host_string.split('@')[1]
def hstr_to_user(host_string):
return host_string.split('@')[0]
def get_control_host_string(mgmt_host):
ctrl_ip_info= getattr(testbed, 'control_data', None)
host_details= mgmt_host
if ctrl_ip_info:
if mgmt_host in ctrl_ip_info.keys():
ip = str(IPNetwork(ctrl_ip_info[mgmt_host]['ip']).ip)
user= mgmt_host.split('@')[0]
host_details= user+'@'+ip
return host_details
def get_manage_neutron():
return get_from_testbed_dict('keystone','manage_neutron', 'yes')
def get_neutron_password():
admin_passwd = get_authserver_admin_password()
return get_from_testbed_dict('keystone','neutron_password', admin_passwd)
def get_nova_password():
admin_passwd = get_authserver_admin_password()
return get_from_testbed_dict('keystone','nova_password', admin_passwd)
def get_service_token():
if get_orchestrator() is not 'openstack':
with settings(host_string=env.roledefs['cfgm'][0], warn_only=True):
if sudo("sudo ls /etc/contrail/service.token").failed:
sudo("sudo setup-service-token.sh")
service_token = sudo("sudo cat /etc/contrail/service.token")
return service_token
service_token = get_from_testbed_dict('openstack','service_token',
getattr(testbed, 'service_token', ''))
if not service_token:
with settings(host_string=env.roledefs['openstack'][0], warn_only=True):
if sudo("sudo ls /etc/contrail/service.token").failed:
sudo("sudo setup-service-token.sh")
service_token = sudo("sudo cat /etc/contrail/service.token")
return service_token
def get_service_dbpass():
return get_from_testbed_dict('openstack','service_dbpass', 'c0ntrail123')
def copy_openstackrc(role='compute'):
openstackrc = "/etc/contrail/openstackrc"
temprc = "/tmp/openstackrc"
with settings(host_string=env.roledefs['openstack'][0]):
get(openstackrc, temprc)
for host_string in env.roledefs[role]:
with settings(host_string=host_string):
put(temprc, openstackrc, use_sudo=True)
def get_service_token_opt():
service_token = get_service_token()
if service_token:
return '--service_token %s' % (service_token)
else:
return ''
def get_haproxy():
if get_contrail_internal_vip():
# Do not pass haproxy option to the provisioning scripts in HA setup,
# As the setup_ha task takes care of configuring VIP and VIP will be
# used instead of 127.0.0.1.
return False
return getattr(testbed, 'haproxy', False)
def get_sriov_enabled():
if 'sriov' not in env.keys():
return False
for compute in env.roledefs['compute']:
if compute in env.sriov:
return True
return False
def get_haproxy_opt():
haproxy_opt = '--haproxy' if get_haproxy() else ''
return haproxy_opt
def get_region_name():
region_name = getattr(testbed, 'region_name', 'RegionOne')
return get_from_testbed_dict('keystone', 'region_name', region_name)
def get_region_name_opt():
region_name = get_region_name()
return '--region_name %s' %(region_name)
def get_vcenter_item(key, default_value):
# For sanity purpose use first vcenter, multiple servers not supported
# in sanity
vc_server = {}
if env.has_key('vcenter_servers'):
vc_server = env.vcenter_servers.values()[0]
try:
val = vc_server[key]
except KeyError:
val = default_value
return val
def get_vcenter_ip():
return get_vcenter_item('server', None)
def get_vcenter_port():
return get_vcenter_item('port', None)
def get_vcenter_username():
return get_vcenter_item('username', None)
def get_vcenter_password():
return get_vcenter_item('password', None)
def get_vcenter_datacenter():
return get_vcenter_item('datacenter', None)
def get_vcenter_compute():
return get_vcenter_item('vcenter_compute', None)
def get_authserver_ip(ignore_vip=False, openstack_node=None):
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
return get_vcenter_item('server', None)
# openstack
if openstack_node:
openstack_host = get_control_host_string(openstack_node)
else:
openstack_host = get_control_host_string(testbed.env.roledefs['openstack'][0])
openstack_ip = hstr_to_ip(openstack_host)
keystone_ip1 = getattr(testbed, 'keystone_ip', None)
keystone_ip = get_from_testbed_dict('keystone', 'keystone_ip', keystone_ip1)
internal_vip = get_openstack_internal_vip()
if ignore_vip:
return keystone_ip or openstack_ip
else:
if internal_vip and keystone_ip:
print "Openstack HA setup, Keystone running in different node other than [%s]" % ','.join(testbed.env.roledefs['openstack'])
return keystone_ip
elif keystone_ip:
print "Keystone running in different node other than [%s]" % ','.join(testbed.env.roledefs['openstack'])
return keystone_ip
elif internal_vip:
print "Openstack HA setup, Keystone running in nodes [%s]" % ','.join(testbed.env.roledefs['openstack'])
return internal_vip
return openstack_ip
def get_from_testbed_dict( dictionary, key,default_value):
try:
val = env[dictionary][key]
except KeyError:
val = default_value
return val
def get_authserver_protocol():
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
return get_from_testbed_dict('vcenter', 'auth', 'https')
# openstack
return get_from_testbed_dict('keystone', 'auth_protocol','http')
def get_keystone_insecure_flag():
return get_from_testbed_dict('keystone', 'insecure', 'False')
def get_authserver_port():
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
return get_from_testbed_dict('vcenter', 'port', 443)
# openstack
return get_from_testbed_dict('keystone', 'auth_port','35357')
def get_keystone_admin_token():
token = get_from_testbed_dict('keystone', 'admin_token', None)
if token:
return token
keystone_ip = get_authserver_ip(ignore_vip=True)
openstack_node = testbed.env.roledefs['openstack'][0]
if keystone_ip == hstr_to_ip(get_control_host_string(openstack_node)):
# Use Management interface IP to ssh
keystone_ip = hstr_to_ip(openstack_node)
cmd = 'grep "^[ ]*admin_token" /etc/keystone/keystone.conf | tr -d \' \'| awk -F"=" {\'print $2\'}'
with settings(host_string='%s@%s' % (hstr_to_user(openstack_node), keystone_ip)):
token = sudo(cmd)
return token
def get_authserver_admin_user():
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
# for vcenter orch case, only one vcenter is supported
return get_vcenter_item('username', None)
# openstack
ks_admin_user = getattr(testbed, 'keystone_admin_user','admin')
return get_from_testbed_dict('keystone', 'admin_user', ks_admin_user)
def get_authserver_admin_password():
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
# for vcenter orch case, only one vcenter is supported
return get_vcenter_item('password', None)
# openstack
os_admin_password = getattr(env,'openstack_admin_password', 'contrail123')
ks_admin_password = getattr(testbed,
'keystone_admin_password', os_admin_password)
return get_from_testbed_dict('keystone',
'admin_password', ks_admin_password)
def get_authserver_credentials():
return get_authserver_admin_user(), get_authserver_admin_password()
def get_keystone_service_tenant_name():
return get_from_testbed_dict('keystone', 'service_tenant', 'service')
def get_admin_tenant_name():
orch = getattr(env, 'orchestrator', 'openstack')
if orch == 'vcenter':
return 'vCenter'
admin_tenant_name = getattr(testbed, 'os_tenant_name', 'admin')
return get_from_testbed_dict('keystone', 'admin_tenant', 'admin')
def get_openstack_internal_vip():
return get_from_testbed_dict('ha', 'internal_vip', None)
def get_openstack_external_vip():
return get_from_testbed_dict('ha', 'external_vip', None)
def get_openstack_internal_virtual_router_id():
return get_from_testbed_dict('ha', 'internal_virtual_router_id', 100)
def get_openstack_external_virtual_router_id():
return get_from_testbed_dict('ha', 'external_virtual_router_id', get_openstack_internal_virtual_router_id())
def get_contrail_internal_vip():
vip = get_from_testbed_dict('ha', 'internal_vip', None)
return get_from_testbed_dict('ha', 'contrail_internal_vip', vip)
def get_contrail_external_vip():
vip = get_from_testbed_dict('ha', 'external_vip', None)
return get_from_testbed_dict('ha', 'contrail_external_vip', vip)
def get_contrail_internal_virtual_router_id():
return get_from_testbed_dict('ha', 'contrail_internal_virtual_router_id', get_openstack_internal_virtual_router_id())
def get_contrail_external_virtual_router_id():
return get_from_testbed_dict('ha', 'contrail_external_virtual_router_id', get_contrail_internal_virtual_router_id())
def get_openstack_amqp_server():
amqp_in_role = 'cfgm'
rabbit_vip = get_contrail_internal_vip()
if get_from_testbed_dict('openstack', 'manage_amqp', 'no') == 'yes':
amqp_in_role = 'openstack'
rabbit_vip = get_openstack_internal_vip()
return get_from_testbed_dict('openstack','amqp_host',
(rabbit_vip or hstr_to_ip(get_control_host_string(env.roledefs[amqp_in_role][0]))))
def get_contrail_amqp_server():
"""Returns first cfgm ip in case of non HA setup and
contrail_internal_vip in case of HA setup
"""
internal_vip = get_contrail_internal_vip()
return (internal_vip or hstr_to_ip(get_control_host_string(env.roledefs['cfgm'][0])))
def get_amqp_servers():
"""Returns a list of amqp servers"""
amqp_ip_list = get_from_testbed_dict('cfgm', 'amqp_hosts',
[hstr_to_ip(get_control_host_string(amqp_host))
for amqp_host in env.roledefs['cfgm']])
return amqp_ip_list
def get_amqp_port():
return get_from_testbed_dict('cfgm', 'amqp_port', '5672')
def get_quantum_service_protocol():
return get_from_testbed_dict('neutron', 'protocol', 'http')
def verify_sshd(host, user, password):
import socket
port = 22
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
s.settimeout(2)
s.connect((host, int(port)))
s.shutdown(2)
# Now check if paramiko connect passes
# This is needed since during reimage, connect to port 22
# may still work, but it would still be in the process of reimage
try:
client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
if password:
client.connect(host, username=user, password=password, timeout=5)
else:
client.connect(host, username=user, key_filename=env.key_filename, timeout=5)
except Exception,e:
return False
return True
except socket.error as e:
return False
s.close()
def get_nova_cpu_mode():
return get_from_testbed_dict('nova', 'cpu_mode', None)
def get_nova_cpu_model():
return get_from_testbed_dict('nova', 'cpu_model', None)
def get_hypervisor(host_string):
return get_from_testbed_dict('hypervisor', host_string, 'libvirt')
def get_env_passwords(host_string):
return get_from_testbed_dict('passwords', host_string, None)
def get_nova_workers():
osapi_compute_workers = get_from_testbed_dict('openstack', 'osapi_compute_workers', 40)
conductor_workers = get_from_testbed_dict('openstack', 'conductor_workers', 40)
return (osapi_compute_workers, conductor_workers)
def is_tor_agent_index_range_valid(range_str, host_string):
toragent_dict = getattr(env,'tor_agent', None)
if not host_string in toragent_dict:
print 'tor-agent entry for %s does not exist in testbed file' \
%(host_string)
return False
if not "-" in range_str:
print "Invalid range %s" %(range_str)
return False
if range_str.startswith("-") or range_str.endswith("-"):
print "Invalid range %s" %(range_str)
return False
range_array = range_str.split('-')
if len(range_array) != 2 or int(range_array[0]) > int(range_array[1]):
print "Invalid range %s" %(range_str)
return False
if not int(range_array[1]) < len(toragent_dict[host_string]):
print "Index %d is more than the max permitted index in testbed file" \
% int(range_array[1])
return False
return True
#end is_tor_agent_index_range_valid
def get_bgp_md5(host = env.host_string):
""" Gets md5 data if present
1. If md5 is supplied in testbed, retrieve its value from testbed
2. if not defined in testbed, return none
"""
return get_from_testbed_dict('md5', host, None)
#end get_bgp_md5