def get_v4_ips_by_interface(self, context, net_id, vif_id, project_id):
"""Returns a list of IPv4 address strings associated with
the specified virtual interface, based on the fixed_ips table.
"""
vif_rec = db.virtual_interface_get_by_uuid(context, vif_id)
fixed_ips = db.fixed_ips_by_virtual_interface(context,
vif_rec['id'])
return [fixed_ip['address'] for fixed_ip in fixed_ips]
def get_dhcp_hosts_text(self, context, subnet_id, project_id=None):
ips = self.ipam.get_allocated_ips(context, subnet_id, project_id)
hosts_text = ""
admin_context = context.elevated()
for ip in ips:
address, vif_id = ip
vif = db.virtual_interface_get_by_uuid(admin_context, vif_id)
mac_address = vif['address']
text = "%s,%s.%s,%s\n" % (mac_address, "host-" + address,
FLAGS.dhcp_domain, address)
hosts_text += text
LOG.debug("DHCP hosts: %s" % hosts_text)
return hosts_text
def get_v6_ips_by_interface(self, context, net_id, vif_id, project_id):
"""Returns a list containing a single IPv6 address strings
associated with the specified virtual interface.
"""
admin_context = context.elevated()
network = db.network_get_by_uuid(admin_context, net_id)
vif_rec = db.virtual_interface_get_by_uuid(context, vif_id)
if network['cidr_v6']:
ip = ipv6.to_global(network['cidr_v6'],
vif_rec['address'],
project_id)
return [ip]
return []
def get_dhcp_leases(self, context, network_ref):
"""Return a network's hosts config in dnsmasq leasefile format."""
subnet_id = network_ref['uuid']
project_id = network_ref['project_id']
ips = self.ipam.get_allocated_ips(context, subnet_id, project_id)
leases_text = ""
admin_context = context.elevated()
for ip in ips:
address, vif_id = ip
vif = db.virtual_interface_get_by_uuid(admin_context, vif_id)
mac_address = vif['address']
text = "%s %s %s %s *\n" % \
(int(time.time()) - FLAGS.dhcp_lease_time,
mac_address, address, '*')
leases_text += text
LOG.debug("DHCP leases: %s" % leases_text)
return leases_text
