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feat(x/auth/tx): extend app module + docs (#21409)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| package tx | ||
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| import ( | ||
| "context" | ||
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| appmodulev2 "cosmossdk.io/core/appmodule/v2" | ||
| "cosmossdk.io/core/transaction" | ||
| "cosmossdk.io/x/auth/ante" | ||
| ) | ||
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| var ( | ||
| _ appmodulev2.AppModule = AppModule{} | ||
| _ appmodulev2.HasTxValidator[transaction.Tx] = AppModule{} | ||
| ) | ||
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| // AppModule is a module that only implements tx validators. | ||
| // The goal of this module is to allow extensible registration of tx validators provided by chains without requiring a new modules. | ||
| // Additionally, it registers tx validators that do not really have a place in other modules. | ||
| // This module is only useful for chains using server/v2. Ante/Post handlers are setup via baseapp options in depinject. | ||
| type AppModule struct { | ||
| sigVerification ante.SigVerificationDecorator | ||
| // txValidators contains tx validator that can be injected into the module via depinject. | ||
| // tx validators should be module based, but it can happen that you do not want to create a new module | ||
| // and simply depinject-it. | ||
| txValidators []appmodulev2.TxValidator[transaction.Tx] | ||
| } | ||
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| // NewAppModule creates a new AppModule object. | ||
| func NewAppModule( | ||
| sigVerification ante.SigVerificationDecorator, | ||
| txValidators ...appmodulev2.TxValidator[transaction.Tx], | ||
| ) AppModule { | ||
| return AppModule{ | ||
| sigVerification: sigVerification, | ||
| txValidators: txValidators, | ||
| } | ||
| } | ||
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| // IsAppModule implements appmodule.AppModule. | ||
| func (a AppModule) IsAppModule() {} | ||
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| // IsOnePerModuleType implements appmodule.AppModule. | ||
| func (a AppModule) IsOnePerModuleType() {} | ||
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| // TxValidator implements appmodule.HasTxValidator. | ||
| func (a AppModule) TxValidator(ctx context.Context, tx transaction.Tx) error { | ||
| for _, txValidator := range a.txValidators { | ||
| if err := txValidator.ValidateTx(ctx, tx); err != nil { | ||
| return err | ||
| } | ||
| } | ||
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| return a.sigVerification.ValidateTx(ctx, tx) | ||
| } |