Add deployed_port template

Add a new deployed_port template which will replace
the current neutron port templates when ports are
managed outside of the heat stack.

Partial-Implements: blueprint network-data-v2-ports
Change-Id: Ia71b74e80122e6a12d4f88a90ede02d39763914e

network/ports/deployed_port.j2

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+heat_template_version: rocky
+
+description: >
+  Deployed port on the {{network.name}} network.
+
+parameters:
+  StackName: # Here for compatibility
+    description: Name of the overcloud heat stack
+    default: overcloud
+    type: string
+  PortName:
+    description: Name of the port
+    default: ''
+    type: string
+  DnsName: # Here for compatibility
+    description: DNS name of the port
+    default: ''
+    type: string
+  ControlPlaneIP: # Here for compatibility with noop.yaml
+    description: IP address on the control plane
+    default: ''
+    type: string
+  ControlPlaneSubnetCidr: # Here for compatibility with noop.yaml
+    default: ''
+    description: >
+      The subnet CIDR of the control plane network. (The parameter is
+      automatically resolved from the ctlplane subnet's cidr attribute.)
+    type: string
+  ControlPlaneNetwork: # Here for compatibility with ctlplane_vip.yaml
+    description: The name of the undercloud Neutron control plane
+    default: ctlplane
+    type: string
+  ControlPlaneSubnet: # Here for compatibility with ctlplane_vip.yaml
+    description: The name of the undercloud Neutron control plane subnet
+    default: ctlplane-subnet
+    type: string
+  FixedIPs: # Here for compatibility
+    description: >
+        Control the IP allocation for the VIP port. E.g.
+        [{'ip_address':'1.2.3.4'}]
+    default: []
+    type: json
+  IPPool: # Here for compatibility with from_pool.yaml
+    default: {}
+    type: json
+  NodeIndex: # Here for compatibility with from_pool.yaml
+    default: 0
+    type: number
+  NodePortMap:
+    description: >
+      A map of deployed port data
+    default: {}
+    type: json
+
+resources:
+
+  {{network.name}}DeployedPort:
+    type: OS::Heat::Value
+    properties:
+      value:
+        ip_address: {get_param: [NodePortMap, {get_param: DnsName}, {{network.name_lower}}, ip_address]}
+        ip_address_uri: {get_param: [NodePortMap, {get_param: DnsName}, {{network.name_lower}}, ip_address_uri]}
+        ip_subnet: {get_param: [NodePortMap, {get_param: DnsName}, {{network.name_lower}}, ip_subnet]}
+
+outputs:
+  ip_address:
+    description: {{network.name}} network IP
+    value: {get_attr: [{{network.name}}DeployedPort, value, ip_address]}
+  ip_address_uri:
+    description: {{network.name}} network IP (with brackets for IPv6 URLs)
+    value: {get_attr: [{{network.name}}DeployedPort, value, ip_address_uri]}
+  ip_subnet:
+    description: IP/Subnet CIDR for the {{network.name}} network IP
+    value: {get_attr: [{{network.name}}DeployedPort, value, ip_subnet]}

network/ports/deployed_port.network.j2.yaml

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+{% include 'deployed_port.j2' %}