version: v1

upstreams:

  - id: local
    chain: ethereum
    priority: 100
    connection:
      ethereum:
        rpc:
          url: "http://localhost:8545"

  - id: infura
    chain: ethereum
    role: fallback
    priority: 50
    connection:
      ethereum:
        rpc:
          url: "https://mainnet.infura.io/v3/fa28c968191849c1aff541ad1d8511f2"

  - id: remote
    priority: 75
    connection:
      grpc:
        host: "10.2.0.15"