Add IPAM foundation objects and schemas

Add device model, supernet prefixes, and ASN number pool for IPAM
foundation
Add IP prefix and address schemas with resource manager support
Add device model schema with port specifications
Add site IP prefix relationships and fabric device model relationships

.infrahub.yml

@@ -4,6 +4,7 @@ schemas:
 menus:
   - infrahub/menus
 objects:
+  - infrahub/objects/00-ipam-foundation.yml
   - infrahub/objects/01-foundation.yml
   - infrahub/objects/02-fabric.yml
   - infrahub/objects/03-devices.yml

infrahub/objects/00-ipam-foundation.yml

@@ -0,0 +1,53 @@
+# IPAM Foundation Objects
+# Must be loaded BEFORE 01-foundation.yml
+# Contains: device model, supernet prefixes, ASN number pool
+---
+
+# ================================================================
+# Device Model
+# ================================================================
+- kind: InfraDeviceModel
+  data:
+    name:
+      value: "7050SX3-48YC12"
+    description:
+      value: "Arista 7050SX3-48YC12 — 48x 25G SFP28 + 12x 100G QSFP100"
+    manufacturer:
+      value: "Arista"
+    host_port_count:
+      value: 48
+    fabric_port_count:
+      value: 12
+
+# ================================================================
+# Supernet Prefixes
+# ================================================================
+- kind: IpamIPPrefix
+  data:
+    prefix:
+      value: "10.0.0.0/8"
+    description:
+      value: "Infrastructure supernet — loopbacks, underlay, MLAG"
+
+- kind: IpamIPPrefix
+  data:
+    prefix:
+      value: "172.16.0.0/12"
+    description:
+      value: "Services supernet — L2/L3 VXLAN user subnets"
+
+# ================================================================
+# ASN Number Pool
+# ================================================================
+- kind: CoreNumberPool
+  data:
+    name:
+      value: "leaf-asn-pool"
+    description:
+      value: "ASN pool for leaf MLAG pairs (65001-65099)"
+    start_range:
+      value: 65001
+    end_range:
+      value: 65099
+    node: InfraAutonomousSystem
+    node_attribute: asn

infrahub/schemas/base.yml

@@ -75,6 +75,18 @@ nodes:
         cardinality: many
         kind: Generic
         description: Fabrics deployed at this site
+      - name: infra_prefix
+        peer: IpamIPPrefix
+        identifier: site__infra_prefix
+        cardinality: one
+        optional: true
+        description: "Infrastructure IP prefix for this site"
+      - name: services_prefix
+        peer: IpamIPPrefix
+        identifier: site__services_prefix
+        cardinality: one
+        optional: true
+        description: "Services IP prefix for this site"
 
   # ================================================================
   # Platform
@@ -184,6 +196,11 @@ nodes:
         cardinality: one
         optional: true
         description: Fabric this device belongs to
+      - name: model
+        peer: InfraDeviceModel
+        cardinality: one
+        optional: true
+        description: Hardware device model
 
   # ================================================================
   # Interface Types (inherit from InfraInterface generic)

infrahub/schemas/device_model.yml

@@ -0,0 +1,34 @@
+# Device Model Schema for EVPN-VXLAN Fabric
+# Hardware platform definitions with port specifications
+---
+version: "1.0"
+nodes:
+  # ================================================================
+  # Device Model
+  # ================================================================
+  - name: DeviceModel
+    namespace: Infra
+    description: Hardware device model with port specifications
+    label: Device Model
+    icon: mdi--chip
+    include_in_menu: false
+    human_friendly_id:
+      - name__value
+    display_label: "{{ name__value }}"
+    attributes:
+      - name: name
+        kind: Text
+        unique: true
+        description: "Model name (e.g., 7050SX3-48YC12)"
+      - name: description
+        kind: Text
+        optional: true
+      - name: manufacturer
+        kind: Text
+        description: "Manufacturer name (e.g., Arista)"
+      - name: host_port_count
+        kind: Number
+        description: "Number of host-facing ports (e.g., 48 for 25G SFP28 bank)"
+      - name: fabric_port_count
+        kind: Number
+        description: "Number of fabric ports (e.g., 12 for 100G QSFP100 bank)"

infrahub/schemas/extensions.yml

@@ -47,6 +47,17 @@ nodes:
         kind: Text
         optional: true
         description: "Shared MAC for anycast gateway (format: xxxx.xxxx.xxxx)"
+      - name: spine_count
+        kind: Number
+        optional: true
+        description: "Number of spines (2-4)"
+      - name: leaf_pair_count
+        kind: Number
+        optional: true
+        description: "Number of MLAG leaf pairs"
+      - name: mtu
+        kind: Number
+        default_value: 9214
     relationships:
       - name: spine_asn
         peer: InfraAutonomousSystem
@@ -58,6 +69,16 @@ nodes:
         identifier: fabric__sites
         cardinality: many
         optional: true
+      - name: spine_model
+        peer: InfraDeviceModel
+        cardinality: one
+        optional: true
+        description: Hardware model used for spines
+      - name: leaf_model
+        peer: InfraDeviceModel
+        cardinality: one
+        optional: true
+        description: Hardware model used for leafs
       - name: devices
         peer: InfraDevice
         identifier: fabric__devices

infrahub/schemas/ipam.yml

@@ -0,0 +1,29 @@
+# IPAM Schema for EVPN-VXLAN Fabric
+# IP Prefix and Address types inheriting from Infrahub builtins
+# to enable the resource manager
+---
+version: "1.0"
+nodes:
+  # ================================================================
+  # IP Prefix (inherits BuiltinIPPrefix for resource manager support)
+  # ================================================================
+  - name: IPPrefix
+    namespace: Ipam
+    inherit_from:
+      - "BuiltinIPPrefix"
+    description: "IP Prefix for hierarchical IPAM (supernets, site prefixes, pool parents)"
+    label: IP Prefix
+    icon: mdi--ip-network-outline
+    include_in_menu: false
+
+  # ================================================================
+  # IP Address (inherits BuiltinIPAddress for resource manager support)
+  # ================================================================
+  - name: IPAddress
+    namespace: Ipam
+    inherit_from:
+      - "BuiltinIPAddress"
+    description: "IP Address managed by resource pools"
+    label: IP Address
+    icon: mdi--ip-network
+    include_in_menu: false