mirror of
https://github.com/planetmint/planetmint-go.git
synced 2025-05-20 13:56:40 +00:00
69 lines
2.9 KiB
Go
69 lines
2.9 KiB
Go
package ante
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import (
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errorsmod "cosmossdk.io/errors"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/types/tx/signing"
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ante "github.com/cosmos/cosmos-sdk/x/auth/ante"
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authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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)
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// HandlerOptions are the options required for constructing a default SDK AnteHandler.
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type HandlerOptions struct {
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AccountKeeper AccountKeeper
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BankKeeper BankKeeper
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ExtensionOptionChecker ante.ExtensionOptionChecker
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FeegrantKeeper FeegrantKeeper
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SignModeHandler authsigning.SignModeHandler
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SigGasConsumer func(meter sdk.GasMeter, sig signing.SignatureV2, params authtypes.Params) error
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TxFeeChecker TxFeeChecker
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MachineKeeper MachineKeeper
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DaoKeeper DaoKeeper
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}
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// NewAnteHandler returns an AnteHandler that checks and increments sequence
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// numbers, checks signatures & account numbers, and deducts fees from the first
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// signer.
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func NewAnteHandler(options HandlerOptions) (sdk.AnteHandler, error) {
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if options.AccountKeeper == nil {
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return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "account keeper is required for ante builder")
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}
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if options.BankKeeper == nil {
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return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "bank keeper is required for ante builder")
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}
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if options.SignModeHandler == nil {
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return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "sign mode handler is required for ante builder")
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}
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if options.MachineKeeper == nil {
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return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "machine keeper is required for ante builder")
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}
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if options.DaoKeeper == nil {
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return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "dao keeper is required for ante builder")
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}
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anteDecorators := []sdk.AnteDecorator{
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ante.NewSetUpContextDecorator(), // outermost AnteDecorator. SetUpContext must be called first
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ante.NewExtensionOptionsDecorator(options.ExtensionOptionChecker),
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ante.NewValidateBasicDecorator(),
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ante.NewTxTimeoutHeightDecorator(),
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ante.NewValidateMemoDecorator(options.AccountKeeper),
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NewCheckMachineDecorator(options.MachineKeeper),
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NewCheckMintAddressDecorator(options.DaoKeeper),
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NewCheckReissuanceDecorator(),
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ante.NewConsumeGasForTxSizeDecorator(options.AccountKeeper),
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NewDeductFeeDecorator(options.AccountKeeper, options.BankKeeper, options.FeegrantKeeper, options.TxFeeChecker),
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ante.NewSetPubKeyDecorator(options.AccountKeeper), // SetPubKeyDecorator must be called before all signature verification decorators
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ante.NewValidateSigCountDecorator(options.AccountKeeper),
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ante.NewSigGasConsumeDecorator(options.AccountKeeper, options.SigGasConsumer),
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ante.NewSigVerificationDecorator(options.AccountKeeper, options.SignModeHandler),
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ante.NewIncrementSequenceDecorator(options.AccountKeeper),
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}
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return sdk.ChainAnteDecorators(anteDecorators...), nil
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}
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