部署文档 https://docs.chain.link/docs/running-a-chainlink-node

错误信息

2021-02-02T01:20:07Z [FATAL] Unable to initialize ORM: dial tcp 127.0.0.1:5432: connect: connection refused
unable to open postgresql://postgres:123456@172.17.0.2:5432/chainlink for gorm DB
github.com/smartcontractkit/chainlink/core/store/orm.Connection.initializeDatabase
/chainlink/core/store/orm/orm.go:1586
github.com/smartcontractkit/chainlink/core/store/orm.NewORM
/chainlink/core/store/orm/orm.go:78
githu

.env文件

ROOT=/chainlink
LOG_LEVEL=debug
ETH_CHAIN_ID=42
MIN_OUTGOING_CONFIRMATIONS=2
LINK_CONTRACT_ADDRESS=0xa36085F69e2889c224210F603D836748e7dC0088
CHAINLINK_TLS_PORT=0
SECURE_COOKIES=false
GAS_UPDATER_ENABLED=true
ALLOW_ORIGINS=*
ETH_URL=wss://kovan.infura.io/ws/v3/
DATABASE_URL=postgresql://postgres:123456@127.0.0.1:5432/chainlink