resource_registry:
  OS::TripleO::Controller::Ports::ExternalPort: ../network/ports/external_from_pool.yaml
  OS::TripleO::Controller::Ports::InternalApiPort: ../network/ports/internal_api_from_pool.yaml
  OS::TripleO::Controller::Ports::StoragePort: ../network/ports/storage_from_pool.yaml
  OS::TripleO::Controller::Ports::StorageMgmtPort: ../network/ports/storage_mgmt_from_pool.yaml
  OS::TripleO::Controller::Ports::TenantPort: ../network/ports/tenant_from_pool.yaml

parameter_defaults:
  ControllerIPs:
    # Each controller will get an IP from the lists below, first controller, first IP
    external:
    - 10.0.0.251
    internal_api:
    - 172.16.2.251
    storage:
    - 172.16.1.251
    storage_mgmt:
    - 172.16.3.251
    tenant:
    - 172.16.0.251

Add sample environment file to document usage of predictable IPs
Add sample environment file to document usage of predictable IPs

This change adds a sample environment file which documents how to
assign to controllers a predictable IP on each network.

Change-Id: I5be21428c66c82488af8e0240c1614ac3b9b55f0
