laconicd/cmd/ethermintd/config/config.go

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2021-04-18 16:39:15 +00:00
package config
import (
"fmt"
"strings"
"github.com/spf13/viper"
"github.com/cosmos/cosmos-sdk/telemetry"
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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"`
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// 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,
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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"),
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WsAddress: v.GetString("evm-rpc.ws-address"),
},
StateSync: StateSyncConfig{
SnapshotInterval: v.GetUint64("state-sync.snapshot-interval"),
SnapshotKeepRecent: v.GetUint32("state-sync.snapshot-keep-recent"),
},
}
}