67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
package tx
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import (
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"fmt"
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"github.com/cosmos/cosmos-sdk/client"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/x/auth/migrations/legacytx"
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"github.com/cosmos/cosmos-sdk/x/auth/signing"
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)
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// ConvertTxToStdTx converts a transaction to the legacy StdTx format
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func ConvertTxToStdTx(codec *codec.LegacyAmino, tx signing.Tx) (legacytx.StdTx, error) {
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if stdTx, ok := tx.(legacytx.StdTx); ok {
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return stdTx, nil
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}
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aminoTxConfig := legacytx.StdTxConfig{Cdc: codec}
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builder := aminoTxConfig.NewTxBuilder()
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err := CopyTx(tx, builder, true)
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if err != nil {
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return legacytx.StdTx{}, err
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}
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stdTx, ok := builder.GetTx().(legacytx.StdTx)
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if !ok {
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return legacytx.StdTx{}, fmt.Errorf("expected %T, got %+v", legacytx.StdTx{}, builder.GetTx())
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}
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return stdTx, nil
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}
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// CopyTx copies a Tx to a new TxBuilder, allowing conversion between
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// different transaction formats. If ignoreSignatureError is true, copying will continue
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// tx even if the signature cannot be set in the target builder resulting in an unsigned tx.
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func CopyTx(tx signing.Tx, builder client.TxBuilder, ignoreSignatureError bool) error {
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err := builder.SetMsgs(tx.GetMsgs()...)
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if err != nil {
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return err
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}
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sigs, err := tx.GetSignaturesV2()
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if err != nil {
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return err
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}
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err = builder.SetSignatures(sigs...)
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if err != nil {
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if ignoreSignatureError {
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// we call SetSignatures() agan with no args to clear any signatures in case the
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// previous call to SetSignatures() had any partial side-effects
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_ = builder.SetSignatures()
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} else {
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return err
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}
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}
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builder.SetMemo(tx.GetMemo())
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builder.SetFeeAmount(tx.GetFee())
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builder.SetGasLimit(tx.GetGas())
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builder.SetTimeoutHeight(tx.GetTimeoutHeight())
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return nil
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}
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