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config.go
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config.go
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package types
import (
errorsmod "cosmossdk.io/errors"
wasmtypes "github.com/CosmWasm/wasmd/x/wasm/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/address"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
const (
// Bech32Prefix defines the Bech32 prefix used for EthAccounts
Bech32Prefix = "stride"
// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
Bech32PrefixAccAddr = Bech32Prefix
// Bech32PrefixAccPub defines the Bech32 prefix of an account's public key
Bech32PrefixAccPub = Bech32Prefix + sdk.PrefixPublic
// Bech32PrefixValAddr defines the Bech32 prefix of a validator's operator address
Bech32PrefixValAddr = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixOperator
// Bech32PrefixValPub defines the Bech32 prefix of a validator's operator public key
Bech32PrefixValPub = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixOperator + sdk.PrefixPublic
// Bech32PrefixConsAddr defines the Bech32 prefix of a consensus node address
Bech32PrefixConsAddr = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixConsensus
// Bech32PrefixConsPub defines the Bech32 prefix of a consensus node public key
Bech32PrefixConsPub = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixConsensus + sdk.PrefixPublic
)
const (
HumanReadableCoinUnit = "STRD"
BaseCoinUnit = "ustrd"
DefaultBondDenom = BaseCoinUnit
)
func SetupConfig() {
config := sdk.GetConfig()
SetBech32Prefixes(config)
SetBip44CoinType(config)
SetAddressPrefixes(config)
config.Seal()
}
// SetBech32Prefixes sets the global prefixes to be used when serializing addresses and public keys to Bech32 strings.
func SetBech32Prefixes(config *sdk.Config) {
config.SetBech32PrefixForAccount(Bech32PrefixAccAddr, Bech32PrefixAccPub)
config.SetBech32PrefixForValidator(Bech32PrefixValAddr, Bech32PrefixValPub)
config.SetBech32PrefixForConsensusNode(Bech32PrefixConsAddr, Bech32PrefixConsPub)
config.SetAddressVerifier(wasmtypes.VerifyAddressLen())
}
// SetBip44CoinType sets the global coin type to be used in hierarchical deterministic wallets.
func SetBip44CoinType(config *sdk.Config) {
config.SetCoinType(sdk.CoinType)
config.SetPurpose(sdk.Purpose) // Shared
}
// RegisterDenoms registers the base and display denominations to the SDK.
func RegisterDenoms() {
if err := sdk.RegisterDenom(HumanReadableCoinUnit, sdk.OneDec()); err != nil {
panic(err)
}
if err := sdk.RegisterDenom(BaseCoinUnit, sdk.NewDecWithPrec(1, 6)); err != nil {
panic(err)
}
}
// SetAddressPrefixes builds the Config with Bech32 addressPrefix and publKeyPrefix for accounts, validators, and consensus nodes and verifies that addresses have correct format.
func SetAddressPrefixes(config *sdk.Config) {
// This is copied from the cosmos sdk v0.43.0-beta1
// source: https://github.com/cosmos/cosmos-sdk/blob/v0.43.0-beta1/types/address.go#L141
config.SetAddressVerifier(func(bytes []byte) error {
if len(bytes) == 0 {
return errorsmod.Wrap(sdkerrors.ErrUnknownAddress, "addresses cannot be empty")
}
if len(bytes) > address.MaxAddrLen {
return errorsmod.Wrapf(sdkerrors.ErrUnknownAddress, "address max length is %d, got %d", address.MaxAddrLen, len(bytes))
}
// TODO: Do we want to allow addresses of lengths other than 20 and 32 bytes?
if len(bytes) != 20 && len(bytes) != 32 {
return errorsmod.Wrapf(sdkerrors.ErrUnknownAddress, "address length must be 20 or 32 bytes, got %d", len(bytes))
}
return nil
})
}