package config import ( "fmt" "github.com/spf13/viper" ) type Config struct { ListenPort int `mapstructure:"listen_port"` ListenAddr string `mapstructure:"listen_addr"` IsBootstrap bool `mapstructure:"is_bootstrap"` BootstrapNodes []string `mapstructure:"bootstrap_node_multiaddr"` Rendezvous string `mapstructure:"rendezvous"` Ethereum EthereumConfig `mapstructure:"ethereum"` Filecoin FilecoinConfig `mapstructure:"filecoin"` PubSub PubSubConfig `mapstructure:"pubSub"` Store StoreConfig `mapstructure:"store"` ConsensusMinApprovals int `mapstructure:"consensus_min_approvals"` } type EthereumConfig struct { GatewayAddress string `mapstructure:"gateway_address"` PrivateKey string `mapstructure:"private_key"` OracleEmitterContractAddress string `mapstructure:"oracle_emitter_contract_address"` AggregatorContractAddress string `mapstructure:"aggregator_contract_address"` DioneStakingContractAddress string `mapstructure:"dione_staking_address"` } type FilecoinConfig struct { LotusHost string `mapstructure:"lotusHost"` LotusToken string `mapstructure:"lotusToken"` } type PubSubConfig struct { ProtocolID string `mapstructure:"protocolID"` } type StoreConfig struct { DatabaseURL string `mapstructure:"database_url"` } // NewConfig creates a new config based on default values or provided .env file func NewConfig(configPath string) (*Config, error) { dbName := "dione" username := "user" password := "password" dbURL := fmt.Sprintf("host=localhost user=%s password=%s dbname=%s sslmode=disable", username, password, dbName) cfg := &Config{ ListenAddr: "localhost", ListenPort: 8000, BootstrapNodes: []string{"/ip4/127.0.0.1/tcp/0"}, Rendezvous: "filecoin-p2p-oracle", Ethereum: EthereumConfig{ PrivateKey: "", }, PubSub: PubSubConfig{ ProtocolID: "p2p-oracle", }, Store: StoreConfig{ DatabaseURL: dbURL, }, } viper.SetConfigFile(configPath) err := viper.ReadInConfig() if err != nil { return nil, err } err = viper.Unmarshal(cfg) if err != nil { return nil, err } return cfg, nil }