113 lines
3.7 KiB
Python
113 lines
3.7 KiB
Python
# Copyright (c) 2015, PLUMgrid Inc, http://plumgrid.com
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# This file contains the class that generates context for
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# PLUMgrid template files.
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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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)
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from charmhelpers.contrib.openstack import context
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from socket import gethostbyname
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def _edge_settings():
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'''
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Inspects plumgrid-edge relation to get metadata shared secret.
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'''
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ctxt = {
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'metadata_shared_secret': 'plumgrid',
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}
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for rid in relation_ids('plumgrid-plugin'):
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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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if 'metadata-shared-secret' in rdata:
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ctxt['metadata_shared_secret'] = \
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rdata['metadata-shared-secret']
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return ctxt
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def _identity_context():
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ctxs = [ { "auth_host": gethostbyname(hostname),
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"auth_port": relation_get("service_port", unit, rid),
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"admin_user": relation_get("service_username", unit, rid),
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"admin_password": relation_get("service_password", unit, rid),
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"service_protocol": relation_get("service_protocol", unit, rid),
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"admin_tenant_name": relation_get("service_tenant_name", unit, rid) }
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for rid in relation_ids("identity-admin")
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for unit, hostname in
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((unit, relation_get("service_hostname", unit, rid)) for unit in related_units(rid))
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if hostname ]
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print ctxs
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return ctxs[0] if ctxs else {}
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class NeutronPGPluginContext(context.NeutronContext):
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@property
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def plugin(self):
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'''
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Over-riding function in NeutronContext Class to return 'plumgrid'
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as the neutron plugin.
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'''
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return 'plumgrid'
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@property
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def network_manager(self):
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'''
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Over-riding function in NeutronContext Class to return 'neutron'
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as the network manager.
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'''
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return 'neutron'
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def _ensure_packages(self):
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'''
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Over-riding function in NeutronContext Class.
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Function only runs on compute nodes.
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'''
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pass
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def _save_flag_file(self):
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'''
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Over-riding function in NeutronContext Class.
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Function only needed for OVS.
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'''
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pass
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def pg_ctxt(self):
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'''
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Generated Config for all PLUMgrid templates inside the
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templates folder.
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'''
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pg_ctxt = super(NeutronPGPluginContext, self).pg_ctxt()
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if not pg_ctxt:
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return {}
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conf = config()
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enable_metadata = conf['enable-metadata']
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# (TODO) get this information from director
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pg_ctxt['pg_username'] = conf['plumgrid-username']
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pg_ctxt['pg_password'] = conf['plumgrid-password']
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pg_ctxt['virtual_ip'] = conf['plumgrid-virtual-ip']
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pg_ctxt['enable_metadata'] = enable_metadata
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pg_ctxt['pg_metadata_ip'] = '169.254.169.254'
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pg_ctxt['pg_metadata_port'] = '8775'
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pg_ctxt['metadata_mode'] = 'tunnel'
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if enable_metadata:
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plumgrid_edge_settings = _edge_settings()
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pg_ctxt['nova_metadata_proxy_secret'] = \
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plumgrid_edge_settings['metadata_shared_secret']
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else:
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pg_ctxt['nova_metadata_proxy_secret'] = 'plumgrid'
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identity_context = _identity_context()
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pg_ctxt['admin_user'] = identity_context['admin_user']
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pg_ctxt['admin_password'] = identity_context['admin_password']
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pg_ctxt['admin_tenant_name'] = identity_context['admin_tenant_name']
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pg_ctxt['service_protocol'] = identity_context['service_protocol']
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pg_ctxt['auth_port'] = identity_context['auth_port']
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pg_ctxt['auth_host'] = identity_context['auth_host']
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return pg_ctxt
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