215 lines
7.0 KiB
Python
215 lines
7.0 KiB
Python
from charmhelpers.core.hookenv import (
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config,
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relation_ids,
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related_units,
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relation_get,
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log,
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)
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from charmhelpers.contrib.openstack import context
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from charmhelpers.contrib.hahelpers.cluster import (
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determine_api_port,
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determine_apache_port,
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)
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from charmhelpers.contrib.openstack.utils import (
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os_release,
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)
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def get_l2population():
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plugin = config('neutron-plugin')
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return config('l2-population') if plugin == "ovs" else False
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def get_overlay_network_type():
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overlay_net = config('overlay-network-type')
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if overlay_net not in ['vxlan', 'gre']:
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raise Exception('Unsupported overlay-network-type')
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return overlay_net
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def get_l3ha():
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if config('enable-l3ha'):
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if os_release('neutron-server') < 'juno':
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log('Disabling L3 HA, enable-l3ha is not valid before Juno')
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return False
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if config('overlay-network-type') not in ['vlan', 'gre', 'vxlan']:
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log('Disabling L3 HA, enable-l3ha requires the use of the vxlan, '
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'vlan or gre overlay network')
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return False
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if get_l2population():
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log('Disabling L3 HA, l2-population must be disabled with L3 HA')
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return False
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return True
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else:
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return False
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def get_dvr():
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if config('enable-dvr'):
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if os_release('neutron-server') < 'juno':
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log('Disabling DVR, enable-dvr is not valid before Juno')
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return False
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if config('overlay-network-type') != 'vxlan':
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log('Disabling DVR, enable-dvr requires the use of the vxlan '
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'overlay network')
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return False
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if get_l3ha():
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log('Disabling DVR, enable-l3ha must be disabled with dvr')
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return False
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if not get_l2population():
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log('Disabling DVR, l2-population must be enabled to use dvr')
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return False
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return True
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else:
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return False
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class ApacheSSLContext(context.ApacheSSLContext):
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interfaces = ['https']
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external_ports = []
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service_namespace = 'neutron'
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def __call__(self):
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# late import to work around circular dependency
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from neutron_api_utils import determine_ports
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self.external_ports = determine_ports()
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return super(ApacheSSLContext, self).__call__()
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class IdentityServiceContext(context.IdentityServiceContext):
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def __call__(self):
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ctxt = super(IdentityServiceContext, self).__call__()
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if not ctxt:
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return
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ctxt['region'] = config('region')
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return ctxt
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class NeutronCCContext(context.NeutronContext):
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interfaces = []
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@property
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def network_manager(self):
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return 'neutron'
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@property
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def plugin(self):
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return config('neutron-plugin')
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@property
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def neutron_security_groups(self):
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return config('neutron-security-groups')
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@property
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def neutron_l2_population(self):
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return get_l2population()
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@property
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def neutron_overlay_network_type(self):
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return get_overlay_network_type()
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@property
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def neutron_dvr(self):
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return get_dvr()
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@property
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def neutron_l3ha(self):
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return get_l3ha()
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# Do not need the plugin agent installed on the api server
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def _ensure_packages(self):
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pass
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# Do not need the flag on the api server
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def _save_flag_file(self):
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pass
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def __call__(self):
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from neutron_api_utils import api_port
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ctxt = super(NeutronCCContext, self).__call__()
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if config('neutron-plugin') == 'nsx':
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ctxt['nsx_username'] = config('nsx-username')
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ctxt['nsx_password'] = config('nsx-password')
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ctxt['nsx_tz_uuid'] = config('nsx-tz-uuid')
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ctxt['nsx_l3_uuid'] = config('nsx-l3-uuid')
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if 'nsx-controllers' in config():
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ctxt['nsx_controllers'] = \
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','.join(config('nsx-controllers').split())
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ctxt['nsx_controllers_list'] = \
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config('nsx-controllers').split()
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ctxt['l2_population'] = self.neutron_l2_population
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ctxt['enable_dvr'] = self.neutron_dvr
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ctxt['l3_ha'] = self.neutron_l3ha
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if self.neutron_l3ha:
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ctxt['max_l3_agents_per_router'] = \
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config('max-l3-agents-per-router')
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ctxt['min_l3_agents_per_router'] = \
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config('min-l3-agents-per-router')
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ctxt['overlay_network_type'] = self.neutron_overlay_network_type
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ctxt['external_network'] = config('neutron-external-network')
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ctxt['verbose'] = config('verbose')
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ctxt['debug'] = config('debug')
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ctxt['neutron_bind_port'] = \
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determine_api_port(api_port('neutron-server'),
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singlenode_mode=True)
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ctxt['quota_security_group'] = config('quota-security-group')
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ctxt['quota_security_group_rule'] = \
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config('quota-security-group-rule')
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ctxt['quota_network'] = config('quota-network')
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ctxt['quota_subnet'] = config('quota-subnet')
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ctxt['quota_port'] = config('quota-port')
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ctxt['quota_vip'] = config('quota-vip')
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ctxt['quota_pool'] = config('quota-pool')
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ctxt['quota_member'] = config('quota-member')
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ctxt['quota_health_monitors'] = config('quota-health-monitors')
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ctxt['quota_router'] = config('quota-router')
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ctxt['quota_floatingip'] = config('quota-floatingip')
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for rid in relation_ids('neutron-api'):
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for unit in related_units(rid):
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rdata = relation_get(rid=rid, unit=unit)
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cell_type = rdata.get('cell_type')
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ctxt['nova_url'] = rdata.get('nova_url')
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ctxt['restart_trigger'] = rdata.get('restart_trigger')
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# If there are multiple nova-cloud-controllers joined to this
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# service in a cell deployment then ignore the non-api cell
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# ones
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if cell_type and not cell_type == "api":
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continue
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if ctxt['nova_url']:
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return ctxt
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return ctxt
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class HAProxyContext(context.HAProxyContext):
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interfaces = ['ceph']
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def __call__(self):
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'''
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Extends the main charmhelpers HAProxyContext with a port mapping
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specific to this charm.
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Also used to extend nova.conf context with correct api_listening_ports
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'''
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from neutron_api_utils import api_port
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ctxt = super(HAProxyContext, self).__call__()
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# Apache ports
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a_neutron_api = determine_apache_port(api_port('neutron-server'),
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singlenode_mode=True)
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port_mapping = {
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'neutron-server': [
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api_port('neutron-server'), a_neutron_api]
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}
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ctxt['neutron_bind_port'] = determine_api_port(
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api_port('neutron-server'),
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singlenode_mode=True,
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)
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# for haproxy.conf
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ctxt['service_ports'] = port_mapping
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return ctxt
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