package config import ( "fmt" "strings" "github.com/spf13/viper" "github.com/cosmos/cosmos-sdk/telemetry" serverconfig "github.com/cosmos/cosmos-sdk/server/config" storetypes "github.com/cosmos/cosmos-sdk/store/types" sdk "github.com/cosmos/cosmos-sdk/types" ) const ( defaultMinGasPrices = "" // DefaultGRPCAddress is the default address the gRPC server binds to. DefaultGRPCAddress = "0.0.0.0:9900" // DefaultEVMAddress is the default address the EVM JSON-RPC server binds to. DefaultEVMAddress = "0.0.0.0:1317" // DefaultEVMWSAddress is the default address the EVM WebSocket server binds to. DefaultEVMWSAddress = "0.0.0.0:1318" ) // BaseConfig defines the server's basic configuration type BaseConfig struct { // The minimum gas prices a validator is willing to accept for processing a // transaction. A transaction's fees must meet the minimum of any denomination // specified in this config (e.g. 0.25token1;0.0001token2). MinGasPrices string `mapstructure:"minimum-gas-prices"` Pruning string `mapstructure:"pruning"` PruningKeepRecent string `mapstructure:"pruning-keep-recent"` PruningKeepEvery string `mapstructure:"pruning-keep-every"` PruningInterval string `mapstructure:"pruning-interval"` // HaltHeight contains a non-zero block height at which a node will gracefully // halt and shutdown that can be used to assist upgrades and testing. // // Note: Commitment of state will be attempted on the corresponding block. HaltHeight uint64 `mapstructure:"halt-height"` // HaltTime contains a non-zero minimum block time (in Unix seconds) at which // a node will gracefully halt and shutdown that can be used to assist // upgrades and testing. // // Note: Commitment of state will be attempted on the corresponding block. HaltTime uint64 `mapstructure:"halt-time"` // MinRetainBlocks defines the minimum block height offset from the current // block being committed, such that blocks past this offset may be pruned // from Tendermint. It is used as part of the process of determining the // ResponseCommit.RetainHeight value during ABCI Commit. A value of 0 indicates // that no blocks should be pruned. // // This configuration value is only responsible for pruning Tendermint blocks. // It has no bearing on application state pruning which is determined by the // "pruning-*" configurations. // // Note: Tendermint block pruning is dependant on this parameter in conunction // with the unbonding (safety threshold) period, state pruning and state sync // snapshot parameters to determine the correct minimum value of // ResponseCommit.RetainHeight. MinRetainBlocks uint64 `mapstructure:"min-retain-blocks"` // InterBlockCache enables inter-block caching. InterBlockCache bool `mapstructure:"inter-block-cache"` // IndexEvents defines the set of events in the form {eventType}.{attributeKey}, // which informs Tendermint what to index. If empty, all events will be indexed. IndexEvents []string `mapstructure:"index-events"` } // APIConfig defines the API listener configuration. type APIConfig = serverconfig.APIConfig // GRPCConfig defines configuration for the gRPC server. type GRPCConfig struct { // Enable defines if the gRPC server should be enabled. Enable bool `mapstructure:"enable"` // Address defines the API server to listen on Address string `mapstructure:"address"` } // EVMRPCConfig defines configuration for the EVM RPC server. type EVMRPCConfig struct { // Enable defines if the EVM RPC server should be enabled. Enable bool `mapstructure:"enable"` // Address defines the HTTP server to listen on RPCAddress string `mapstructure:"address"` // Address defines the WebSocket server to listen on WsAddress string `mapstructure:"ws-address"` } // StateSyncConfig defines the state sync snapshot configuration. type StateSyncConfig struct { // SnapshotInterval sets the interval at which state sync snapshots are taken. // 0 disables snapshots. Must be a multiple of PruningKeepEvery. SnapshotInterval uint64 `mapstructure:"snapshot-interval"` // SnapshotKeepRecent sets the number of recent state sync snapshots to keep. // 0 keeps all snapshots. SnapshotKeepRecent uint32 `mapstructure:"snapshot-keep-recent"` } // Config defines the server's top level configuration type Config struct { BaseConfig `mapstructure:",squash"` // Telemetry defines the application telemetry configuration Telemetry telemetry.Config `mapstructure:"telemetry"` API APIConfig `mapstructure:"api"` GRPC GRPCConfig `mapstructure:"grpc"` EVMRPC EVMRPCConfig `mapstructure:"evm-rpc"` StateSync StateSyncConfig `mapstructure:"state-sync"` } // SetMinGasPrices sets the validator's minimum gas prices. func (c *Config) SetMinGasPrices(gasPrices sdk.DecCoins) { c.MinGasPrices = gasPrices.String() } // GetMinGasPrices returns the validator's minimum gas prices based on the set // configuration. func (c *Config) GetMinGasPrices() sdk.DecCoins { if c.MinGasPrices == "" { return sdk.DecCoins{} } gasPricesStr := strings.Split(c.MinGasPrices, ";") gasPrices := make(sdk.DecCoins, len(gasPricesStr)) for i, s := range gasPricesStr { gasPrice, err := sdk.ParseDecCoin(s) if err != nil { panic(fmt.Errorf("failed to parse minimum gas price coin (%s): %s", s, err)) } gasPrices[i] = gasPrice } return gasPrices } // DefaultConfig returns server's default configuration. func DefaultConfig() *Config { return &Config{ BaseConfig: BaseConfig{ MinGasPrices: defaultMinGasPrices, InterBlockCache: true, Pruning: storetypes.PruningOptionNothing, PruningKeepRecent: "0", PruningKeepEvery: "0", PruningInterval: "0", MinRetainBlocks: 0, IndexEvents: make([]string, 0), }, Telemetry: telemetry.Config{ Enabled: false, GlobalLabels: [][]string{}, }, API: APIConfig{ Enable: true, Swagger: true, Address: "tcp://0.0.0.0:10337", MaxOpenConnections: 1000, RPCReadTimeout: 10, RPCMaxBodyBytes: 1000000, }, GRPC: GRPCConfig{ Enable: true, Address: DefaultGRPCAddress, }, EVMRPC: EVMRPCConfig{ Enable: true, RPCAddress: DefaultEVMAddress, WsAddress: DefaultEVMWSAddress, }, StateSync: StateSyncConfig{ SnapshotInterval: 0, SnapshotKeepRecent: 2, }, } } // GetConfig returns a fully parsed Config object. func GetConfig(v *viper.Viper) Config { globalLabelsRaw := v.Get("telemetry.global-labels").([]interface{}) globalLabels := make([][]string, 0, len(globalLabelsRaw)) return Config{ BaseConfig: BaseConfig{ MinGasPrices: v.GetString("minimum-gas-prices"), InterBlockCache: v.GetBool("inter-block-cache"), Pruning: v.GetString("pruning"), PruningKeepRecent: v.GetString("pruning-keep-recent"), PruningKeepEvery: v.GetString("pruning-keep-every"), PruningInterval: v.GetString("pruning-interval"), HaltHeight: v.GetUint64("halt-height"), HaltTime: v.GetUint64("halt-time"), IndexEvents: v.GetStringSlice("index-events"), MinRetainBlocks: v.GetUint64("min-retain-blocks"), }, Telemetry: telemetry.Config{ ServiceName: v.GetString("telemetry.service-name"), Enabled: v.GetBool("telemetry.enabled"), EnableHostname: v.GetBool("telemetry.enable-hostname"), EnableHostnameLabel: v.GetBool("telemetry.enable-hostname-label"), EnableServiceLabel: v.GetBool("telemetry.enable-service-label"), PrometheusRetentionTime: v.GetInt64("telemetry.prometheus-retention-time"), GlobalLabels: globalLabels, }, API: APIConfig{ Enable: v.GetBool("api.enable"), Swagger: v.GetBool("api.swagger"), Address: v.GetString("api.address"), MaxOpenConnections: v.GetUint("api.max-open-connections"), RPCReadTimeout: v.GetUint("api.rpc-read-timeout"), RPCWriteTimeout: v.GetUint("api.rpc-write-timeout"), RPCMaxBodyBytes: v.GetUint("api.rpc-max-body-bytes"), EnableUnsafeCORS: v.GetBool("api.enabled-unsafe-cors"), }, GRPC: GRPCConfig{ Enable: v.GetBool("grpc.enable"), Address: v.GetString("grpc.address"), }, EVMRPC: EVMRPCConfig{ Enable: v.GetBool("evm-rpc.enable"), RPCAddress: v.GetString("evm-rpc.address"), WsAddress: v.GetString("evm-rpc.ws-address"), }, StateSync: StateSyncConfig{ SnapshotInterval: v.GetUint64("state-sync.snapshot-interval"), SnapshotKeepRecent: v.GetUint32("state-sync.snapshot-keep-recent"), }, } }