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from charmhelpers.core.hookenv import (
config,
relation_ids,
related_units,
relation_get,
)
from charmhelpers.contrib.openstack import context
from charmhelpers.contrib.hahelpers.cluster import (
determine_api_port,
determine_apache_port,
)
def get_l2population():
plugin = config('neutron-plugin')
return config('l2-population') if plugin == "ovs" else False
def get_overlay_network_type():
overlay_net = config('overlay-network-type')
if overlay_net not in ['vxlan', 'gre']:
raise Exception('Unsupported overlay-network-type')
return overlay_net
class ApacheSSLContext(context.ApacheSSLContext):
interfaces = ['https']
external_ports = []
service_namespace = 'neutron'
def __call__(self):
# late import to work around circular dependency
from neutron_api_utils import determine_ports
self.external_ports = determine_ports()
return super(ApacheSSLContext, self).__call__()
class IdentityServiceContext(context.IdentityServiceContext):
def __call__(self):
ctxt = super(IdentityServiceContext, self).__call__()
if not ctxt:
return
ctxt['region'] = config('region')
return ctxt
class NeutronCCContext(context.NeutronContext):
interfaces = []
@property
def network_manager(self):
return 'neutron'
@property
def plugin(self):
return config('neutron-plugin')
@property
def neutron_security_groups(self):
return config('neutron-security-groups')
@property
def neutron_l2_population(self):
return get_l2population()
@property
def neutron_overlay_network_type(self):
return get_overlay_network_type()
# Do not need the plugin agent installed on the api server
def _ensure_packages(self):
pass
# Do not need the flag on the api server
def _save_flag_file(self):
pass
def __call__(self):
from neutron_api_utils import api_port
ctxt = super(NeutronCCContext, self).__call__()
if config('neutron-plugin') == 'nsx':
ctxt['nsx_username'] = config('nsx-username')
ctxt['nsx_password'] = config('nsx-password')
ctxt['nsx_tz_uuid'] = config('nsx-tz-uuid')
ctxt['nsx_l3_uuid'] = config('nsx-l3-uuid')
if 'nsx-controllers' in config():
ctxt['nsx_controllers'] = \
','.join(config('nsx-controllers').split())
ctxt['nsx_controllers_list'] = \
config('nsx-controllers').split()
ctxt['l2_population'] = self.neutron_l2_population
ctxt['overlay_network_type'] = self.neutron_overlay_network_type
ctxt['external_network'] = config('neutron-external-network')
ctxt['verbose'] = config('verbose')
ctxt['debug'] = config('debug')
ctxt['neutron_bind_port'] = \
determine_api_port(api_port('neutron-server'),
singlenode_mode=True)
ctxt['quota_security_group'] = config('quota-security-group')
ctxt['quota_security_group_rule'] = \
config('quota-security-group-rule')
ctxt['quota_network'] = config('quota-network')
ctxt['quota_subnet'] = config('quota-subnet')
ctxt['quota_port'] = config('quota-port')
ctxt['quota_vip'] = config('quota-vip')
ctxt['quota_pool'] = config('quota-pool')
ctxt['quota_member'] = config('quota-member')
ctxt['quota_health_monitors'] = config('quota-health-monitors')
ctxt['quota_router'] = config('quota-router')
ctxt['quota_floatingip'] = config('quota-floatingip')
for rid in relation_ids('neutron-api'):
for unit in related_units(rid):
rdata = relation_get(rid=rid, unit=unit)
cell_type = rdata.get('cell_type')
ctxt['nova_url'] = rdata.get('nova_url')
ctxt['restart_trigger'] = rdata.get('restart_trigger')
# If there are multiple nova-cloud-controllers joined to this
# service in a cell deployment then ignore the non-api cell
# ones
if cell_type and not cell_type == "api":
continue
if ctxt['nova_url']:
return ctxt
return ctxt
class HAProxyContext(context.HAProxyContext):
interfaces = ['ceph']
def __call__(self):
'''
Extends the main charmhelpers HAProxyContext with a port mapping
specific to this charm.
Also used to extend nova.conf context with correct api_listening_ports
'''
from neutron_api_utils import api_port
ctxt = super(HAProxyContext, self).__call__()
# Apache ports
a_neutron_api = determine_apache_port(api_port('neutron-server'),
singlenode_mode=True)
port_mapping = {
'neutron-server': [
api_port('neutron-server'), a_neutron_api]
}
ctxt['neutron_bind_port'] = determine_api_port(
api_port('neutron-server'),
singlenode_mode=True,
)
# for haproxy.conf
ctxt['service_ports'] = port_mapping
return ctxt
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