commands: add rbfpsbt command

wizardsardine · Nov 17, 2023 · b3e143d · b3e143d
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diff --git a/doc/API.md b/doc/API.md
@@ -17,6 +17,7 @@ Commands must be sent as valid JSONRPC 2.0 requests, ending with a `\n`.
 | [`listspendtxs`](#listspendtxs)                             | List all stored Spend transactions                            |
 | [`delspendtx`](#delspendtx)                                 | Delete a stored Spend transaction                             |
 | [`broadcastspend`](#broadcastspend)                         | Finalize a stored Spend PSBT, and broadcast it                |
+| [`rbfpsbt`](#rbfpsbt)                                       | Create a new RBF Spend transaction                            |
 | [`startrescan`](#startrescan)                               | Start rescanning the block chain from a given date            |
 | [`listconfirmed`](#listconfirmed)                           | List of confirmed transactions of incoming and outgoing funds |
 | [`listtransactions`](#listtransactions)                     | List of transactions with the given txids                     |
@@ -248,6 +249,22 @@ This command does not return anything for now.
 | Field          | Type      | Description                                          |
 | -------------- | --------- | ---------------------------------------------------- |
 
+### `rbfpsbt`
+
+#### Request
+
+| Field    | Type   | Description                                                                              |
+| -------- | ------ | ---------------------------------------------------------------------------------------- |
+| `txid`   | string | Hex encoded txid of the Spend transaction to be replaced.                                |
+| `feerate`      | integer           | Target feerate for the transaction, in satoshis per virtual byte.       |
+| `is_cancel`   | bool | If `false`, the non-change outputs of the transaction to be replaced will be preserved. If `true`, non-change outputs will be removed and the only output of the replacement transaction will be change. |
+
+#### Response
+
+| Field          | Type      | Description                                          |
+| -------------- | --------- | ---------------------------------------------------- |
+| `psbt`         | string    | PSBT of the spending transaction, encoded as base64. |
+
 ### `startrescan`
 
 #### Request