def _reserve_dhcp_member(self):
# for CPM, the authority member itself serves DHCP
if (self.mapping.authority_member.member_type ==
const.MEMBER_TYPE_CP_MEMBER):
return self.mapping.authority_member
# for GM,
# check if a network view is already serving dhcp.
# if true, then use the same dhcp member.
# if false, see if gm itself is serving dhcp for other network view.
# if true, then try to get the next available dhcp member.
# if false, use gm for dhcp
session = self.context.session
dhcp_member = None
dhcp_service_members = dbi.get_service_members(
session,
network_view_id=self.mapping.network_view_id,
service=const.SERVICE_TYPE_DHCP)
if dhcp_service_members:
dhcp_member = utils.find_one_in_list(
'member_id',
dhcp_service_members[0].member_id,
self.discovered_grid_members)
else:
if self.grid_config.use_grid_master_for_dhcp:
dhcp_service_members = dbi.get_service_members(
session,
member_id=self.mapping.authority_member.member_id,
service=const.SERVICE_TYPE_DHCP)
if dhcp_service_members:
# authority is GM, a dhcp member needs to be selected.
dhcp_member = dbi.get_next_dhcp_member(session,
self.grid_id, True)
if not dhcp_member:
raise exc.InfobloxDHCPMemberNotReserved(
network_view=self.mapping.network_view,
cidr=self.subnet.get('cidr'))
else:
dhcp_member = self.mapping.authority_member
else:
dhcp_member = dbi.get_next_dhcp_member(session,
self.grid_id, False)
if not dhcp_member:
raise exc.InfobloxDHCPMemberNotReserved(
network_view=self.mapping.network_view,
cidr=self.subnet.get('cidr'))
return dhcp_member
def _reserve_dhcp_member(self):
# for CPM, the authority member itself serves DHCP
if (self.mapping.authority_member.member_type ==
const.MEMBER_TYPE_CP_MEMBER):
return self.mapping.authority_member
# for GM,
# check if a network view is already serving dhcp.
# if true, then use the same dhcp member.
# if false, see if gm itself is serving dhcp for other network view.
# if true, then try to get the next available dhcp member.
# if false, use gm for dhcp
session = self.context.session
dhcp_member = None
dhcp_service_members = dbi.get_service_members(
session,
network_view_id=self.mapping.network_view_id,
service=const.SERVICE_TYPE_DHCP)
if dhcp_service_members:
dhcp_member = utils.find_one_in_list(
'member_id',
dhcp_service_members[0].member_id,
self.discovered_grid_members)
else:
if self.grid_config.use_grid_master_for_dhcp:
dhcp_service_members = dbi.get_service_members(
session,
member_id=self.mapping.authority_member.member_id,
service=const.SERVICE_TYPE_DHCP)
if dhcp_service_members:
# authority is GM, a dhcp member needs to be selected.
dhcp_member = dbi.get_next_dhcp_member(session,
self.grid_id, True)
if not dhcp_member:
raise exc.InfobloxDHCPMemberNotReserved(
network_view=self.mapping.network_view,
cidr=self.subnet.get('cidr'))
else:
dhcp_member = self.mapping.authority_member
else:
dhcp_member = dbi.get_next_dhcp_member(session,
self.grid_id, False)
if not dhcp_member:
raise exc.InfobloxDHCPMemberNotReserved(
network_view=self.mapping.network_view,
cidr=self.subnet.get('cidr'))
return dhcp_member
def test_get_next_dhcp_member(self):
# prepare grid
self._create_default_grid()
# prepare grid members
member_list = [{'member_id': 'm1',
'member_name': 'm1.com',
'member_ip': '10.10.1.1',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_GRID_MASTER,
'member_status': 'ON'},
{'member_id': 'm2',
'member_name': 'm2.com',
'member_ip': '10.10.1.2',
'member_ipv6': 'fd44:acb:5df6:1083::22',
'member_type': const.MEMBER_TYPE_CP_MEMBER,
'member_status': 'ON'},
{'member_id': 'm3',
'member_name': 'm3.com',
'member_ip': '10.10.1.3',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_CP_MEMBER,
'member_status': 'ON'},
{'member_id': 'm4',
'member_name': 'm4.com',
'member_ip': '10.10.1.4',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_REGULAR_MEMBER,
'member_status': 'ON'}]
self._create_members(member_list, self.grid_id)
db_members = infoblox_db.get_members(self.ctx.session,
grid_id=self.grid_id)
gm_member = utils.find_one_in_list('member_type', 'GM', db_members)
m2_member = utils.find_one_in_list('member_id', 'm2', db_members)
m3_member = utils.find_one_in_list('member_id', 'm3', db_members)
m4_member = utils.find_one_in_list('member_id', 'm4', db_members)
# create network views
netview_dict = {'default': gm_member.member_id,
'testview': m2_member.member_id}
self._create_network_views(netview_dict)
db_network_views = infoblox_db.get_network_views(self.ctx.session)
netview_default = utils.find_one_in_list('network_view',
'default',
db_network_views)
netview_testview = utils.find_one_in_list('network_view',
'testview',
db_network_views)
# add mapping members
# - m1 (gm) is the authority member for 'default' view
# - m2 is the authority member for 'testview' view as CPM
infoblox_db.add_mapping_member(self.ctx.session,
netview_default.id,
gm_member.member_id,
const.MAPPING_RELATION_GM_OWNED)
infoblox_db.add_mapping_member(self.ctx.session,
netview_testview.id,
m2_member.member_id,
const.MAPPING_RELATION_DELEGATED)
# add service members
# - m4 is a member that serves DHCP/DNS for a network under
# the non-delegated view, 'default'
# - m2 is the delegated member to the network view, 'testview'
infoblox_db.add_service_member(self.ctx.session,
netview_default.id,
m4_member.member_id,
const.SERVICE_TYPE_DHCP)
infoblox_db.add_service_member(self.ctx.session,
netview_default.id,
m4_member.member_id,
const.SERVICE_TYPE_DNS)
infoblox_db.add_service_member(self.ctx.session,
netview_default.id,
m2_member.member_id,
const.SERVICE_TYPE_DHCP)
infoblox_db.add_service_member(self.ctx.session,
netview_default.id,
m2_member.member_id,
const.SERVICE_TYPE_DNS)
dhcp_member = infoblox_db.get_next_dhcp_member(self.ctx.session,
self.grid_id)
# only available dhcp member should be 'm3'
self.assertEqual(m3_member.member_id, dhcp_member.member_id)
def test_get_next_dhcp_member(self):
# prepare grid
self._create_default_grid()
# prepare grid members
member_list = [{
'member_id': 'm1',
'member_name': 'm1.com',
'member_ip': '10.10.1.1',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_GRID_MASTER,
'member_status': 'ON'
}, {
'member_id': 'm2',
'member_name': 'm2.com',
'member_ip': '10.10.1.2',
'member_ipv6': 'fd44:acb:5df6:1083::22',
'member_type': const.MEMBER_TYPE_CP_MEMBER,
'member_status': 'ON'
}, {
'member_id': 'm3',
'member_name': 'm3.com',
'member_ip': '10.10.1.3',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_CP_MEMBER,
'member_status': 'ON'
}, {
'member_id': 'm4',
'member_name': 'm4.com',
'member_ip': '10.10.1.4',
'member_ipv6': None,
'member_type': const.MEMBER_TYPE_REGULAR_MEMBER,
'member_status': 'ON'
}]
self._create_members(member_list, self.grid_id)
db_members = infoblox_db.get_members(self.ctx.session,
grid_id=self.grid_id)
gm_member = utils.find_one_in_list('member_type', 'GM', db_members)
m2_member = utils.find_one_in_list('member_id', 'm2', db_members)
m3_member = utils.find_one_in_list('member_id', 'm3', db_members)
m4_member = utils.find_one_in_list('member_id', 'm4', db_members)
# create network views
netview_dict = {
'default': gm_member.member_id,
'testview': m2_member.member_id
}
self._create_network_views(netview_dict)
db_network_views = infoblox_db.get_network_views(self.ctx.session)
netview_default = utils.find_one_in_list('network_view', 'default',
db_network_views)
netview_testview = utils.find_one_in_list('network_view', 'testview',
db_network_views)
# add mapping members
# - m1 (gm) is the authority member for 'default' view
# - m2 is the authority member for 'testview' view as CPM
infoblox_db.add_mapping_member(self.ctx.session, netview_default.id,
gm_member.member_id,
const.MAPPING_RELATION_GM_OWNED)
infoblox_db.add_mapping_member(self.ctx.session, netview_testview.id,
m2_member.member_id,
const.MAPPING_RELATION_DELEGATED)
# add service members
# - m4 is a member that serves DHCP/DNS for a network under
# the non-delegated view, 'default'
# - m2 is the delegated member to the network view, 'testview'
infoblox_db.add_service_member(self.ctx.session, netview_default.id,
m4_member.member_id,
const.SERVICE_TYPE_DHCP)
infoblox_db.add_service_member(self.ctx.session, netview_default.id,
m4_member.member_id,
const.SERVICE_TYPE_DNS)
infoblox_db.add_service_member(self.ctx.session, netview_default.id,
m2_member.member_id,
const.SERVICE_TYPE_DHCP)
infoblox_db.add_service_member(self.ctx.session, netview_default.id,
m2_member.member_id,
const.SERVICE_TYPE_DNS)
dhcp_member = infoblox_db.get_next_dhcp_member(self.ctx.session,
self.grid_id)
# only available dhcp member should be 'm3'
self.assertEqual(m3_member.member_id, dhcp_member.member_id)
