def prepare_route_table_for_delete(network_client, rt_id):
"""
Prepares a DefaultRouteTable for deletion by deleting all RouteRules.
:param network_client: OCI VirtualNetworkClient client
:type network_client: oci.core.VirtualNetworkClient
:param rt_id: The OCID of the RouteTable to clean.
:type rt_id: str
"""
update = core_models.UpdateRouteTableDetails(route_rules=[])
network_client.update_route_table(rt_id, update)
print('Cleaned Default Route Table Rules: {}'.format(rt_id))
def configure_ig(network_client, compartment_id, vcn_id, ig_id, display_name):
"""
Configures a Vcn's default RoutingTable to add a RouteRule that provides
Internet access via the specified InternetGateway.
:param network_client: OCI VirtualNetworkClient client
:type network_client: oci.core.VirtualNetworkClient
:param compartment_id: The OCID of the compartment which owns the Vcn.
:type compartment_id: str
:param vcn_id: The OCID of the Vcn which will own the subnet.
:type vcn_id: str
:param ig_id: The OCID of the Vcn which will own the subnet.
:type ig_id: str
:param display_name: The display name of the RoutingTable to configure.
:type display_name: str
"""
# Get the default route table for the Vcn.
rt = get_unique_route_table_by_name(network_client, compartment_id, vcn_id,
display_name)
route_rules = rt.route_rules
if len(route_rules) == 0:
# Create a global access routing rule.
destination_cidr = "0.0.0.0/0"
access = core_models.RouteRule(cidr_block=destination_cidr,
destination=destination_cidr,
destination_type="CIDR_BLOCK",
network_entity_id=ig_id)
route_rules.append(access)
# Update the route table with the new access rule.
update = core_models.UpdateRouteTableDetails(route_rules=route_rules)
network_client.update_route_table(rt.id, update)
print(
'Configured Internet Gateway Default Route Table Rules: {}'.format(
display_name))