config

Documentation

Index

• Constants
• func AppConfig(denom string) (string, interface{})
• func GetAPINamespaces() []string
• func GetDefaultAPINamespaces() []string
• type CacheConfig
  • func DefaultCache() *CacheConfig
  • func (c CacheConfig) Validate() error
• type Config
  • func DefaultConfig() *Config
  • func GetConfig(v *viper.Viper) (Config, error)
  • func ParseConfig(v *viper.Viper) (*Config, error)
  • func (c Config) ValidateBasic() error
• type EVMConfig
  • func DefaultEVMConfig() *EVMConfig
  • func (c EVMConfig) Validate() error
• type JSONRPCConfig
  • func DefaultJSONRPCConfig() *JSONRPCConfig
  • func (c JSONRPCConfig) Validate() error
• type TLSConfig
  • func DefaultTLSConfig() *TLSConfig
  • func (c TLSConfig) Validate() error

Constants

const (
	// DefaultGRPCAddress is the default address the gRPC server binds to.
	DefaultGRPCAddress = "0.0.0.0:9900"

	// DefaultJSONRPCAddress is the default address the JSON-RPC server binds to.
	DefaultJSONRPCAddress = "127.0.0.1:8545"

	// DefaultJSONRPCWsAddress is the default address the JSON-RPC WebSocket server binds to.
	DefaultJSONRPCWsAddress = "127.0.0.1:8546"

	// DefaultJsonRPCMetricsAddress is the default address the JSON-RPC Metrics server binds to.
	DefaultJSONRPCMetricsAddress = "127.0.0.1:6065"

	// DefaultEVMTracer is the default vm.Tracer type
	DefaultEVMTracer = ""

	// DefaultFixRevertGasRefundHeight is the default height at which to overwrite gas refund
	DefaultFixRevertGasRefundHeight = 0

	// DefaultMaxTxGasWanted is the default gas wanted for each eth tx returned in ante handler in check tx mode
	DefaultMaxTxGasWanted = 0

	// DefaultGasCap is the default cap on gas that can be used in eth_call/estimateGas
	DefaultGasCap uint64 = 25000000

	// DefaultFilterCap is the default cap for total number of filters that can be created
	DefaultFilterCap int32 = 200

	// DefaultFeeHistoryCap is the default cap for total number of blocks that can be fetched
	DefaultFeeHistoryCap int32 = 100

	// DefaultLogsCap is the default cap of results returned from single 'eth_getLogs' query
	DefaultLogsCap int32 = 10000

	// DefaultBlockRangeCap is the default cap of block range allowed for 'eth_getLogs' query
	DefaultBlockRangeCap int32 = 10000

	// DefaultEVMTimeout is the default timeout for eth_call
	DefaultEVMTimeout = 5 * time.Second

	// DefaultTxFeeCap is the default tx-fee cap for sending a transaction
	DefaultTxFeeCap float64 = 1.0

	// DefaultHTTPTimeout is the default read/write timeout of the http json-rpc server
	DefaultHTTPTimeout = 30 * time.Second

	// DefaultHTTPIdleTimeout is the default idle timeout of the http json-rpc server
	DefaultHTTPIdleTimeout = 120 * time.Second

	// DefaultAllowUnprotectedTxs value is false
	DefaultAllowUnprotectedTxs = false

	// DefaultMaxOpenConnections represents the amount of open connections (unlimited = 0)
	DefaultMaxOpenConnections = 0

	// DefaultBlockMaxSize is maximum number of cache blocks.
	DefaultBlockMaxSize = 500

	// DefaultBlockLifetime is cache block lifetime.
	DefaultBlockLifetime = 10 * 60

	// DefaultBlockResultsMaxSize is maximum number of cache block results.
	DefaultBlockResultsMaxSize = 500

	// DefaultBlockResultsLifetime is cache block results lifetime.
	DefaultBlockResultsLifetime = 10 * 60

	// DefaultFeeHistoryMaxSize is maximum number of cache fee history.
	DefaultFeeHistoryMaxSize = 500

	// DefaultFeeHistoryLifetime is cache fee history lifetime.
	DefaultFeeHistoryLifetime = 10 * 60
)

const DefaultConfigTemplate = `` /* 4675-byte string literal not displayed */

DefaultConfigTemplate defines the configuration template for the EVM RPC configuration

Functions

func AppConfig

func AppConfig(denom string) (string, interface{})

AppConfig helps to override default appConfig template and configs. return "", nil if no custom configuration is required for the application.

func GetAPINamespaces

func GetAPINamespaces() []string

GetAPINamespaces returns the all the available JSON-RPC API namespaces.

func GetDefaultAPINamespaces

func GetDefaultAPINamespaces() []string

GetDefaultAPINamespaces returns the default list of JSON-RPC namespaces that should be enabled

Types

type CacheConfig

type CacheConfig struct {
	BlockMaxSize  int   `mapstructure:"block-max-size"`
	BlockLifetime int64 `mapstructure:"block-lifetime"`

	BlockResultsMaxSize  int   `mapstructure:"block-results-max-size"`
	BlockResultsLifetime int64 `mapstructure:"block-results-lifetime"`

	FeeHistoryMaxSize  int   `mapstructure:"fee-history-max-size"`
	FeeHistoryLifetime int64 `mapstructure:"fee-history-lifetime"`
}

func DefaultCache

func DefaultCache() *CacheConfig

func (CacheConfig) Validate

func (c CacheConfig) Validate() error

type Config

type Config struct {
	config.Config

	EVM     EVMConfig     `mapstructure:"evm"`
	JSONRPC JSONRPCConfig `mapstructure:"json-rpc"`
	TLS     TLSConfig     `mapstructure:"tls"`
	CACHE   CacheConfig   `mapstructure:"cache"`
}

Config defines the server's top level configuration. It includes the default app config from the SDK as well as the EVM configuration to enable the JSON-RPC APIs.

func DefaultConfig

func DefaultConfig() *Config

DefaultConfig returns server's default configuration.

func GetConfig

func GetConfig(v *viper.Viper) (Config, error)

GetConfig returns a fully parsed Config object.

func ParseConfig

func ParseConfig(v *viper.Viper) (*Config, error)

ParseConfig retrieves the default environment configuration for the application.

func (Config) ValidateBasic

func (c Config) ValidateBasic() error

ValidateBasic returns an error any of the application configuration fields are invalid

type EVMConfig

type EVMConfig struct {
	// Tracer defines vm.Tracer type that the EVM will use if the node is run in
	// trace mode. Default: 'json'.
	Tracer string `mapstructure:"tracer"`
	// MaxTxGasWanted defines the gas wanted for each eth tx returned in ante handler in check tx mode.
	MaxTxGasWanted uint64 `mapstructure:"max-tx-gas-wanted"`
}

EVMConfig defines the application configuration values for the EVM.

func DefaultEVMConfig

func DefaultEVMConfig() *EVMConfig

DefaultEVMConfig returns the default EVM configuration

func (EVMConfig) Validate

func (c EVMConfig) Validate() error

Validate returns an error if the tracer type is invalid.

type JSONRPCConfig

type JSONRPCConfig struct {
	// API defines a list of JSON-RPC namespaces that should be enabled
	API []string `mapstructure:"api"`
	// Address defines the HTTP server to listen on
	Address string `mapstructure:"address"`
	// WsAddress defines the WebSocket server to listen on
	WsAddress string `mapstructure:"ws-address"`
	// GasCap is the global gas cap for eth-call variants.
	GasCap uint64 `mapstructure:"gas-cap"`
	// EVMTimeout is the global timeout for eth-call.
	EVMTimeout time.Duration `mapstructure:"evm-timeout"`
	// TxFeeCap is the global tx-fee cap for send transaction
	TxFeeCap float64 `mapstructure:"txfee-cap"`
	// FilterCap is the global cap for total number of filters that can be created.
	FilterCap int32 `mapstructure:"filter-cap"`
	// FeeHistoryCap is the global cap for total number of blocks that can be fetched
	FeeHistoryCap int32 `mapstructure:"feehistory-cap"`
	// Enable defines if the EVM RPC server should be enabled.
	Enable bool `mapstructure:"enable"`
	// LogsCap defines the max number of results can be returned from single `eth_getLogs` query.
	LogsCap int32 `mapstructure:"logs-cap"`
	// BlockRangeCap defines the max block range allowed for `eth_getLogs` query.
	BlockRangeCap int32 `mapstructure:"block-range-cap"`
	// HTTPTimeout is the read/write timeout of http json-rpc server.
	HTTPTimeout time.Duration `mapstructure:"http-timeout"`
	// HTTPIdleTimeout is the idle timeout of http json-rpc server.
	HTTPIdleTimeout time.Duration `mapstructure:"http-idle-timeout"`
	// AllowUnprotectedTxs restricts unprotected (non EIP155 signed) transactions to be submitted via
	// the node's RPC when global parameter is disabled.
	AllowUnprotectedTxs bool `mapstructure:"allow-unprotected-txs"`
	// MaxOpenConnections sets the maximum number of simultaneous connections
	// for the server listener.
	MaxOpenConnections int `mapstructure:"max-open-connections"`
	// EnableIndexer defines if enable the custom indexer service.
	EnableIndexer bool `mapstructure:"enable-indexer"`
	// MetricsAddress defines the metrics server to listen on
	MetricsAddress string `mapstructure:"metrics-address"`
	// FixRevertGasRefundHeight defines the upgrade height for fix of revert gas refund logic when transaction reverted
	FixRevertGasRefundHeight int64 `mapstructure:"fix-revert-gas-refund-height"`
}

JSONRPCConfig defines configuration for the EVM RPC server.

func DefaultJSONRPCConfig

func DefaultJSONRPCConfig() *JSONRPCConfig

DefaultJSONRPCConfig returns an EVM config with the JSON-RPC API enabled by default

func (JSONRPCConfig) Validate

func (c JSONRPCConfig) Validate() error

Validate returns an error if the JSON-RPC configuration fields are invalid.

type TLSConfig

type TLSConfig struct {
	// CertificatePath the file path for the certificate .pem file
	CertificatePath string `mapstructure:"certificate-path"`
	// KeyPath the file path for the key .pem file
	KeyPath string `mapstructure:"key-path"`
}

TLSConfig defines the certificate and matching private key for the server.

func DefaultTLSConfig

func DefaultTLSConfig() *TLSConfig

DefaultTLSConfig returns the default TLS configuration

func (TLSConfig) Validate

func (c TLSConfig) Validate() error

Validate returns an error if the TLS certificate and key file extensions are invalid.