105 lines
3.1 KiB
Python
105 lines
3.1 KiB
Python
# Copyright (c) 2015, PLUMgrid Inc, http://plumgrid.com
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# This file contains the class that generates context
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# for PLUMgrid template files.
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import re
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from charmhelpers.contrib.openstack import context
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from charmhelpers.contrib.openstack.utils import get_host_ip
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from charmhelpers.core.hookenv import (
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config,
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unit_get,
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)
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from charmhelpers.core.hookenv import (
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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.network.ip import (
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is_ip,
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get_address_in_network,
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)
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from socket import (
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gethostname,
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getfqdn
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)
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def _pg_dir_ips():
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'''
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Inspects plumgrid-director peer relation and returns the
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ips of the peer directors
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'''
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return [get_host_ip(rdata['private-address'])
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for rid in relation_ids("director")
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for rdata in
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(relation_get(rid=rid, unit=unit) for unit in related_units(rid))
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if rdata]
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class PGDirContext(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 _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 templates
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folder.
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'''
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pg_ctxt = super(PGDirContext, 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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pg_dir_ips = _pg_dir_ips()
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pg_dir_ips.append(str(get_address_in_network(network=None,
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fallback=get_host_ip(unit_get('private-address')))))
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pg_dir_ips = sorted(pg_dir_ips)
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pg_ctxt['director_ips'] = pg_dir_ips
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dir_count = len(pg_dir_ips)
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pg_ctxt['director_ips_string'] = (str(pg_dir_ips[0]) + ',' +
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str(pg_dir_ips[1]) + ',' +
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str(pg_dir_ips[2])
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if dir_count == 3 else
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str(pg_dir_ips[0]))
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PG_VIP = conf['plumgrid-virtual-ip']
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if is_ip(PG_VIP):
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pg_ctxt['virtual_ip'] = PG_VIP
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else:
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raise ValueError('Invalid PLUMgrid Virtual IP Provided')
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unit_hostname = gethostname()
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pg_ctxt['pg_hostname'] = unit_hostname
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pg_ctxt['pg_fqdn'] = getfqdn()
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from pg_dir_utils import get_mgmt_interface, get_fabric_interface
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pg_ctxt['interface'] = get_mgmt_interface()
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pg_ctxt['fabric_interface'] = get_fabric_interface()
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pg_ctxt['label'] = unit_hostname
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pg_ctxt['fabric_mode'] = 'host'
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virtual_ip_array = re.split('\.', conf['plumgrid-virtual-ip'])
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pg_ctxt['virtual_router_id'] = virtual_ip_array[3]
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pg_ctxt['opsvm_ip'] = conf['opsvm-ip']
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return pg_ctxt
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