cosmos-sdk/server/config/config.go
2024-04-23 06:47:17 +00:00

283 lines
9.7 KiB
Go

package config
import (
"fmt"
"math"
"github.com/spf13/viper"
pruningtypes "cosmossdk.io/store/pruning/types"
"github.com/cosmos/cosmos-sdk/telemetry"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
const (
defaultMinGasPrices = ""
// DefaultAPIAddress defines the default address to bind the API server to.
DefaultAPIAddress = "tcp://localhost:1317"
// DefaultGRPCAddress defines the default address to bind the gRPC server to.
DefaultGRPCAddress = "localhost:9090"
// DefaultGRPCMaxRecvMsgSize defines the default gRPC max message size in
// bytes the server can receive.
DefaultGRPCMaxRecvMsgSize = 1024 * 1024 * 10
// DefaultGRPCMaxSendMsgSize defines the default gRPC max message size in
// bytes the server can send.
DefaultGRPCMaxSendMsgSize = math.MaxInt32
)
// 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"`
// The maximum amount of gas a grpc/Rest query may consume.
// If set to 0, it is unbounded.
QueryGasLimit uint64 `mapstructure:"query-gas-limit"`
Pruning string `mapstructure:"pruning"`
PruningKeepRecent string `mapstructure:"pruning-keep-recent"`
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 CometBFT. 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 CometBFT blocks.
// It has no bearing on application state pruning which is determined by the
// "pruning-*" configurations.
//
// Note: CometBFT block pruning is dependent on this parameter in conjunction
// 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 CometBFT what to index. If empty, all events will be indexed.
IndexEvents []string `mapstructure:"index-events"`
// IavlCacheSize set the size of the iavl tree cache.
IAVLCacheSize uint64 `mapstructure:"iavl-cache-size"`
// IAVLDisableFastNode enables or disables the fast sync node.
IAVLDisableFastNode bool `mapstructure:"iavl-disable-fastnode"`
// AppDBBackend defines the type of Database to use for the application and snapshots databases.
// An empty string indicates that the CometBFT config's DBBackend value should be used.
AppDBBackend string `mapstructure:"app-db-backend"`
}
// APIConfig defines the API listener configuration.
type APIConfig struct {
// Enable defines if the API server should be enabled.
Enable bool `mapstructure:"enable"`
// Swagger defines if swagger documentation should automatically be registered.
Swagger bool `mapstructure:"swagger"`
// EnableUnsafeCORS defines if CORS should be enabled (unsafe - use it at your own risk)
EnableUnsafeCORS bool `mapstructure:"enabled-unsafe-cors"`
// Address defines the API server to listen on
Address string `mapstructure:"address"`
// MaxOpenConnections defines the number of maximum open connections
MaxOpenConnections uint `mapstructure:"max-open-connections"`
// RPCReadTimeout defines the CometBFT RPC read timeout (in seconds)
RPCReadTimeout uint `mapstructure:"rpc-read-timeout"`
// RPCWriteTimeout defines the CometBFT RPC write timeout (in seconds)
RPCWriteTimeout uint `mapstructure:"rpc-write-timeout"`
// RPCMaxBodyBytes defines the CometBFT maximum request body (in bytes)
RPCMaxBodyBytes uint `mapstructure:"rpc-max-body-bytes"`
// TODO: TLS/Proxy configuration.
//
// Ref: https://github.com/cosmos/cosmos-sdk/issues/6420
}
// 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"`
// MaxRecvMsgSize defines the max message size in bytes the server can receive.
// The default value is 10MB.
MaxRecvMsgSize int `mapstructure:"max-recv-msg-size"`
// MaxSendMsgSize defines the max message size in bytes the server can send.
// The default value is math.MaxInt32.
MaxSendMsgSize int `mapstructure:"max-send-msg-size"`
}
// StateSyncConfig defines the state sync snapshot configuration.
type StateSyncConfig struct {
// SnapshotInterval sets the interval at which state sync snapshots are taken.
// 0 disables snapshots.
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"`
}
// MempoolConfig defines the configurations for the SDK built-in app-side mempool
// implementations.
type MempoolConfig struct {
// MaxTxs defines the behavior of the mempool. A negative value indicates
// the mempool is disabled entirely, zero indicates that the mempool is
// unbounded in how many txs it may contain, and a positive value indicates
// the maximum amount of txs it may contain.
MaxTxs int `mapstructure:"max-txs"`
}
// State Streaming configuration
type (
// StreamingConfig defines application configuration for external streaming services
StreamingConfig struct {
ABCI ABCIListenerConfig `mapstructure:"abci"`
}
// ABCIListenerConfig defines application configuration for ABCIListener streaming service
ABCIListenerConfig struct {
Keys []string `mapstructure:"keys"`
Plugin string `mapstructure:"plugin"`
StopNodeOnErr bool `mapstructure:"stop-node-on-err"`
}
)
// 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"`
StateSync StateSyncConfig `mapstructure:"state-sync"`
Streaming StreamingConfig `mapstructure:"streaming"`
Mempool MempoolConfig `mapstructure:"mempool"`
}
// 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{}
}
gasPrices, err := sdk.ParseDecCoins(c.MinGasPrices)
if err != nil {
panic(fmt.Sprintf("invalid minimum gas prices: %v", err))
}
return gasPrices
}
// DefaultConfig returns server's default configuration.
func DefaultConfig() *Config {
return &Config{
BaseConfig: BaseConfig{
MinGasPrices: defaultMinGasPrices,
QueryGasLimit: 0,
InterBlockCache: true,
Pruning: pruningtypes.PruningOptionDefault,
PruningKeepRecent: "0",
PruningInterval: "0",
MinRetainBlocks: 0,
IndexEvents: make([]string, 0),
IAVLCacheSize: 781250,
IAVLDisableFastNode: false,
AppDBBackend: "",
},
Telemetry: telemetry.Config{
Enabled: false,
GlobalLabels: [][]string{},
},
API: APIConfig{
Enable: false,
Swagger: false,
Address: DefaultAPIAddress,
MaxOpenConnections: 1000,
RPCReadTimeout: 10,
RPCMaxBodyBytes: 1000000,
},
GRPC: GRPCConfig{
Enable: true,
Address: DefaultGRPCAddress,
MaxRecvMsgSize: DefaultGRPCMaxRecvMsgSize,
MaxSendMsgSize: DefaultGRPCMaxSendMsgSize,
},
StateSync: StateSyncConfig{
SnapshotInterval: 0,
SnapshotKeepRecent: 2,
},
Streaming: StreamingConfig{
ABCI: ABCIListenerConfig{
Keys: []string{},
StopNodeOnErr: true,
},
},
Mempool: MempoolConfig{
MaxTxs: -1,
},
}
}
// GetConfig returns a fully parsed Config object.
func GetConfig(v *viper.Viper) (Config, error) {
conf := DefaultConfig()
if err := v.Unmarshal(conf); err != nil {
return Config{}, fmt.Errorf("error extracting app config: %w", err)
}
return *conf, nil
}
// ValidateBasic returns an error if min-gas-prices field is empty in BaseConfig. Otherwise, it returns nil.
func (c Config) ValidateBasic() error {
if c.BaseConfig.MinGasPrices == "" {
return sdkerrors.ErrAppConfig.Wrap("set min gas price in app.toml or flag or env variable")
}
if c.Pruning == pruningtypes.PruningOptionEverything && c.StateSync.SnapshotInterval > 0 {
return sdkerrors.ErrAppConfig.Wrapf(
"cannot enable state sync snapshots with '%s' pruning setting", pruningtypes.PruningOptionEverything,
)
}
return nil
}