cosmos-sdk/x/auth/genesis.go

63 lines
1.9 KiB
Go

package auth
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
)
// GenesisState - all auth state that must be provided at genesis
type GenesisState struct {
CollectedFees sdk.Coins `json:"collected_fees"` // collected fees
Params Params `json:"params"`
}
// Create a new genesis state
func NewGenesisState(collectedFees sdk.Coins, params Params) GenesisState {
return GenesisState{
CollectedFees: collectedFees,
Params: params,
}
}
// Return a default genesis state
func DefaultGenesisState() GenesisState {
return NewGenesisState(sdk.Coins{}, DefaultParams())
}
// Init store state from genesis data
func InitGenesis(ctx sdk.Context, ak AccountKeeper, fck FeeCollectionKeeper, data GenesisState) {
ak.SetParams(ctx, data.Params)
fck.setCollectedFees(ctx, data.CollectedFees)
}
// ExportGenesis returns a GenesisState for a given context and keeper
func ExportGenesis(ctx sdk.Context, ak AccountKeeper, fck FeeCollectionKeeper) GenesisState {
collectedFees := fck.GetCollectedFees(ctx)
params := ak.GetParams(ctx)
return NewGenesisState(collectedFees, params)
}
// ValidateGenesis performs basic validation of auth genesis data returning an
// error for any failed validation criteria.
func ValidateGenesis(data GenesisState) error {
if data.Params.TxSigLimit == 0 {
return fmt.Errorf("invalid tx signature limit: %d", data.Params.TxSigLimit)
}
if data.Params.SigVerifyCostED25519 == 0 {
return fmt.Errorf("invalid ED25519 signature verification cost: %d", data.Params.SigVerifyCostED25519)
}
if data.Params.SigVerifyCostSecp256k1 == 0 {
return fmt.Errorf("invalid SECK256k1 signature verification cost: %d", data.Params.SigVerifyCostSecp256k1)
}
if data.Params.MaxMemoCharacters == 0 {
return fmt.Errorf("invalid max memo characters: %d", data.Params.MaxMemoCharacters)
}
if data.Params.MemoCostPerByte == 0 {
return fmt.Errorf("invalid memo cost per byte: %d", data.Params.MemoCostPerByte)
}
return nil
}