def reserve_authority_member(self):
"""Reserves the next available authority member.
Find the next available authority member and reserve it, then
update mapping metadata and load managers if the authority member is
CPM.
:return: None
"""
session = self.context.session
network_view = self.mapping.network_view
authority_member = None
# get next available member
if self.grid_config.dhcp_support is False:
authority_member = dbi.get_next_authority_member_for_ipam(
session, self.grid_id)
else:
# as default, authority member is 'GM'
gm_member = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_GRID_MASTER,
self.discovered_grid_members)
authority_member = gm_member
cp_member = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_CP_MEMBER,
self.discovered_grid_members)
if self.grid_config.is_cloud_wapi and cp_member:
authority_member = dbi.get_next_authority_member_for_dhcp(
session, self.grid_id)
if not authority_member:
# if no CPM available, use GM
authority_member = gm_member
if not authority_member:
raise exc.InfobloxCannotReserveAuthorityMember(
network_view=network_view)
# create network view mapping and update mapping
dns_view = self._get_dns_view()
# network_view_id will be updated with nios object id once the network
# view is created
network_view_id = utils.get_hash()
dbi.add_network_view(session,
network_view_id,
network_view,
self.grid_id,
authority_member.member_id,
False,
dns_view,
network_view,
dns_view,
True,
False)
self.mapping.network_view_id = network_view_id
self.mapping.authority_member = authority_member
self.mapping.dns_view = dns_view
# change connector if authority member is changed.
if self.connector.host != self.mapping.authority_member.member_wapi:
self._load_managers()
def reserve_authority_member(self):
"""Reserves the next available authority member.
Find the next available authority member and reserve it, then
update mapping metadata and load managers if the authority member is
CPM.
:return: None
"""
session = self.context.session
network_view = self.mapping.network_view
authority_member = None
# get next available member
if self.grid_config.dhcp_support is False:
authority_member = dbi.get_next_authority_member_for_ipam(
session, self.grid_id)
else:
# as default, authority member is 'GM'
gm_member = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_GRID_MASTER,
self.discovered_grid_members)
authority_member = gm_member
cp_member = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_CP_MEMBER,
self.discovered_grid_members)
if self.grid_config.is_cloud_wapi and cp_member:
authority_member = dbi.get_next_authority_member_for_dhcp(
session, self.grid_id)
if not authority_member:
# if no CPM available, use GM
authority_member = gm_member
if not authority_member:
raise exc.InfobloxCannotReserveAuthorityMember(
network_view=network_view)
# create network view mapping and update mapping
dns_view = self._get_dns_view()
# network_view_id will be updated with nios object id once the network
# view is created
network_view_id = utils.get_hash()
dbi.add_network_view(session,
network_view_id,
network_view,
self.grid_id,
authority_member.member_id,
False,
dns_view,
network_view,
dns_view,
True,
False)
self.mapping.network_view_id = network_view_id
self.mapping.authority_member = authority_member
self.mapping.dns_view = dns_view
# change connector if authority member is changed.
if self.connector.host != self.mapping.authority_member.member_wapi:
self._load_managers()
def _create_network_views(self, network_view_dict):
netview_count = 1
for network_view in network_view_dict:
is_default = True if network_view == 'default' else False
dns_view = ('default' if network_view == 'default' else
'default.' + network_view)
netview_id = 'netview-id-' + str(netview_count)
infoblox_db.add_network_view(self.ctx.session, netview_id,
network_view, self.grid_id,
network_view_dict[network_view],
False, dns_view, network_view,
dns_view, True, is_default)
netview_count += 1
def _create_network_views(self, network_view_dict):
netview_count = 1
for network_view in network_view_dict:
is_default = True if network_view == 'default' else False
dns_view = ('default' if network_view == 'default' else
'default.' + network_view)
netview_id = 'netview-id-' + str(netview_count)
infoblox_db.add_network_view(self.ctx.session,
netview_id,
network_view,
self.grid_id,
network_view_dict[network_view],
False,
dns_view,
network_view,
dns_view,
True,
is_default)
netview_count += 1
def _sync_network_views(self, discovered_netviews, dns_views):
"""Discover network views and sync with db.
The discovered network view json contains the following data:
- network view
- cloud_info for delegated member if cloud platform is supported
- mapping conditional EAs
So discovered information will be updated in tables such as
infoblox_network_views and infoblox_mapping_conditions.
:param discovered_netviews: discovered network view json
:return: None
"""
session = self._context.session
self._load_persisted_mappings()
discovered_delegations = dict()
persisted_netview_ids = utils.get_values_from_records(
'id', self.db_network_views)
discovered_netview_ids = []
for netview in discovered_netviews:
netview_name = netview['name']
is_default = netview[const.IS_DEFAULT]
netview_id = utils.get_network_view_id(self._grid_id,
netview['_ref'])
cloud_adapter_id_vals = utils.get_ea_value(
const.EA_CLOUD_ADAPTER_ID, netview, True)
if cloud_adapter_id_vals is None:
participated = False
else:
cloud_adapter_ids = [
gid for gid in cloud_adapter_id_vals
if int(gid) == self._grid_id
]
participated = True if cloud_adapter_ids else False
if not participated:
continue
shared_val = utils.get_ea_value(const.EA_IS_SHARED, netview)
is_shared = types.Boolean()(shared_val) if shared_val else False
# authority member is default to GM
gm_row = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_GRID_MASTER,
self.db_members)
authority_member_id = gm_row.member_id
# get delegation member if cloud platform is supported
delegated_member = self._get_delegated_member(netview)
if delegated_member:
authority_member_id = delegated_member.member_id
discovered_delegations[netview_name] = (
delegated_member.member_id)
dns_view = (dns_views[netview_name]
if dns_views.get(netview_name) else None)
# see if the network view already exists in db
netview_row = utils.find_one_in_list('id', netview_id,
self.db_network_views)
if netview_row:
dbi.update_network_view(session, netview_id, netview_name,
authority_member_id, is_shared,
dns_view, participated, is_default)
else:
internal_netview = (const.DEFAULT_NETWORK_VIEW
if is_default else netview_name)
internal_dnsview = (const.DEFAULT_DNS_VIEW
if is_default else dns_view)
dbi.add_network_view(session, netview_id, netview_name,
self._grid_id, authority_member_id,
is_shared, dns_view, internal_netview,
internal_dnsview, participated,
is_default)
discovered_netview_ids.append(netview_id)
# update mapping conditions for the current network view
self._update_mapping_conditions(netview, netview_id, participated)
# we have added new network views. now let's remove persisted
# network views not found from discovery
persisted_set = set(persisted_netview_ids)
removable_set = persisted_set.difference(discovered_netview_ids)
removable_netviews = list(removable_set)
if removable_netviews:
dbi.remove_network_views(session, removable_netviews)
session.flush()
return discovered_delegations
def _sync_network_views(self, discovered_netviews, dns_views):
"""Discover network views and sync with db.
The discovered network view json contains the following data:
- network view
- cloud_info for delegated member if cloud platform is supported
- mapping conditional EAs
So discovered information will be updated in tables such as
infoblox_network_views and infoblox_mapping_conditions.
:param discovered_netviews: discovered network view json
:return: None
"""
session = self._context.session
self._load_persisted_mappings()
discovered_delegations = dict()
persisted_netview_ids = utils.get_values_from_records(
'id', self.db_network_views)
discovered_netview_ids = []
for netview in discovered_netviews:
netview_name = netview['name']
is_default = netview[const.IS_DEFAULT]
netview_id = utils.get_network_view_id(self._grid_id,
netview['_ref'])
cloud_adapter_id_vals = utils.get_ea_value(
const.EA_CLOUD_ADAPTER_ID, netview, True)
if cloud_adapter_id_vals is None:
participated = False
else:
cloud_adapter_ids = [gid for gid in cloud_adapter_id_vals
if int(gid) == self._grid_id]
participated = True if cloud_adapter_ids else False
if not participated:
continue
shared_val = utils.get_ea_value(const.EA_IS_SHARED, netview)
is_shared = types.Boolean()(shared_val) if shared_val else False
# authority member is default to GM
gm_row = utils.find_one_in_list('member_type',
const.MEMBER_TYPE_GRID_MASTER,
self.db_members)
authority_member_id = gm_row.member_id
# get delegation member if cloud platform is supported
delegated_member = self._get_delegated_member(netview)
if delegated_member:
authority_member_id = delegated_member.member_id
discovered_delegations[netview_name] = (
delegated_member.member_id)
dns_view = (dns_views[netview_name] if dns_views.get(netview_name)
else None)
# see if the network view already exists in db
netview_row = utils.find_one_in_list('id',
netview_id,
self.db_network_views)
if netview_row:
dbi.update_network_view(session, netview_id, netview_name,
authority_member_id, is_shared,
dns_view, participated, is_default)
else:
internal_netview = (const.DEFAULT_NETWORK_VIEW if is_default
else netview_name)
internal_dnsview = (const.DEFAULT_DNS_VIEW if is_default
else dns_view)
dbi.add_network_view(session,
netview_id,
netview_name,
self._grid_id,
authority_member_id,
is_shared,
dns_view,
internal_netview,
internal_dnsview,
participated,
is_default)
discovered_netview_ids.append(netview_id)
# update mapping conditions for the current network view
self._update_mapping_conditions(netview, netview_id, participated)
# we have added new network views. now let's remove persisted
# network views not found from discovery
persisted_set = set(persisted_netview_ids)
removable_set = persisted_set.difference(discovered_netview_ids)
removable_netviews = list(removable_set)
if removable_netviews:
dbi.remove_network_views(session, removable_netviews)
session.flush()
return discovered_delegations
