ListSweeps

ListSweeps returns a list of the sweep transactions our node has produced. Note that these sweeps may not be confirmed yet, as we record sweeps on broadcast, not confirmation.

Source: walletrpc/walletkit.proto

gRPC

rpc ListSweeps (ListSweepsRequest) returns (ListSweepsResponse);

REST

HTTP Method	Path
GET	/v2/wallet/sweeps

Code Samples

gRPC

Javascript

const fs = require('fs');
const grpc = require('@grpc/grpc-js');
const protoLoader = require('@grpc/proto-loader');

const GRPC_HOST = 'localhost:10009'
const MACAROON_PATH = 'LND_DIR/data/chain/bitcoin/regtest/admin.macaroon'
const TLS_PATH = 'LND_DIR/tls.cert'

const loaderOptions = {
  keepCase: true,
  longs: String,
  enums: String,
  defaults: true,
  oneofs: true,
};
const packageDefinition = protoLoader.loadSync(['lightning.proto', 'walletrpc/walletkit.proto'], loaderOptions);
const walletrpc = grpc.loadPackageDefinition(packageDefinition).walletrpc;
process.env.GRPC_SSL_CIPHER_SUITES = 'HIGH+ECDSA';
const tlsCert = fs.readFileSync(TLS_PATH);
const sslCreds = grpc.credentials.createSsl(tlsCert);
const macaroon = fs.readFileSync(MACAROON_PATH).toString('hex');
const macaroonCreds = grpc.credentials.createFromMetadataGenerator(function(args, callback) {
  let metadata = new grpc.Metadata();
  metadata.add('macaroon', macaroon);
  callback(null, metadata);
});
let creds = grpc.credentials.combineChannelCredentials(sslCreds, macaroonCreds);
let client = new walletrpc.WalletKit(GRPC_HOST, creds);
let request = {
  verbose: <bool>,
};
client.listSweeps(request, function(err, response) {
  console.log(response);
});
// Console output:
//  {
//    "transaction_details": <TransactionDetails>,
//    "transaction_ids": <TransactionIDs>,
//  }

Python

import codecs, grpc, os
# Generate the following 2 modules by compiling the walletrpc/walletkit.proto with the grpcio-tools.
# See https://github.com/lightningnetwork/lnd/blob/master/docs/grpc/python.md for instructions.
import walletkit_pb2 as walletrpc, walletkit_pb2_grpc as walletkitstub

GRPC_HOST = 'localhost:10009'
MACAROON_PATH = 'LND_DIR/data/chain/bitcoin/regtest/admin.macaroon'
TLS_PATH = 'LND_DIR/tls.cert'

# create macaroon credentials
macaroon = codecs.encode(open(MACAROON_PATH, 'rb').read(), 'hex')
def metadata_callback(context, callback):
  callback([('macaroon', macaroon)], None)
auth_creds = grpc.metadata_call_credentials(metadata_callback)
# create SSL credentials
os.environ['GRPC_SSL_CIPHER_SUITES'] = 'HIGH+ECDSA'
cert = open(TLS_PATH, 'rb').read()
ssl_creds = grpc.ssl_channel_credentials(cert)
# combine macaroon and SSL credentials
combined_creds = grpc.composite_channel_credentials(ssl_creds, auth_creds)
# make the request
channel = grpc.secure_channel(GRPC_HOST, combined_creds)
stub = walletkitstub.WalletKitStub(channel)
request = walletrpc.ListSweepsRequest(
  verbose=<bool>,
)
response = stub.ListSweeps(request)
print(response)
# {
#    "transaction_details": <TransactionDetails>,
#    "transaction_ids": <TransactionIDs>,
# }

REST

Javascript

const fs = require('fs');
const request = require('request');

const REST_HOST = 'localhost:8080'
const MACAROON_PATH = 'LND_DIR/data/chain/bitcoin/regtest/admin.macaroon'

let options = {
  url: `https://${REST_HOST}/v2/wallet/sweeps`,
  // Work-around for self-signed certificates.
  rejectUnauthorized: false,
  json: true,
  headers: {
    'Grpc-Metadata-macaroon': fs.readFileSync(MACAROON_PATH).toString('hex'),
  },
}
request.get(options, function(error, response, body) {
  console.log(body);
});
// Console output:
//  {
//    "transaction_details": <object>, // <TransactionDetails> 
//    "transaction_ids": <object>, // <TransactionIDs> 
//  }

Python

import base64, codecs, json, requests

REST_HOST = 'localhost:8080'
MACAROON_PATH = 'LND_DIR/data/chain/bitcoin/regtest/admin.macaroon'
TLS_PATH = 'LND_DIR/tls.cert'

url = f'https://{REST_HOST}/v2/wallet/sweeps'
macaroon = codecs.encode(open(MACAROON_PATH, 'rb').read(), 'hex')
headers = {'Grpc-Metadata-macaroon': macaroon}
r = requests.get(url, headers=headers, verify=TLS_PATH)
print(r.json())
# {
#    "transaction_details": <TransactionDetails>,
#    "transaction_ids": <TransactionIDs>,
# }

Shell

# There is no CLI command for this RPC

Messages

walletrpc.ListSweepsRequest

Source: walletrpc/walletkit.proto

Field	gRPC Type	REST Type	REST Placement
verbose Retrieve the full sweep transaction details. If false, only the sweep txids will be returned. Note that some sweeps that LND publishes will have been replaced-by-fee, so will not be included in this output.	bool	boolean	query

walletrpc.ListSweepsResponse

Source: walletrpc/walletkit.proto

Field	gRPC Type	REST Type
transaction_details	TransactionDetails	object
transaction_ids	TransactionIDs	object

Nested Messages

lnrpc.TransactionDetails

Field	gRPC Type	REST Type
transactions The list of transactions relevant to the wallet.	Transaction[]	array

lnrpc.Transaction

Field	gRPC Type	REST Type
tx_hash The transaction hash	string	string
amount The transaction amount, denominated in satoshis	int64	string
num_confirmations The number of confirmations	int32	integer
block_hash The hash of the block this transaction was included in	string	string
block_height The height of the block this transaction was included in	int32	integer
time_stamp Timestamp of this transaction	int64	string
total_fees Fees paid for this transaction	int64	string
dest_addresses Addresses that received funds for this transaction. Deprecated as it is now incorporated in the output_details field.	string[]	array
output_details Outputs that received funds for this transaction	OutputDetail[]	array
raw_tx_hex The raw transaction hex.	string	string
label A label that was optionally set on transaction broadcast.	string	string
previous_outpoints PreviousOutpoints/Inputs of this transaction.	PreviousOutPoint[]	array

lnrpc.OutputDetail

Field	gRPC Type	REST Type
output_type The type of the output	OutputScriptType	string
address The address	string	string
pk_script The pkscript in hex	string	string
output_index The output index used in the raw transaction	int64	string
amount The value of the output coin in satoshis	int64	string
is_our_address Denotes if the output is controlled by the internal wallet	bool	boolean

lnrpc.PreviousOutPoint

Field	gRPC Type	REST Type
outpoint The outpoint in format txid:n.	string	string
is_our_output Denotes if the outpoint is controlled by the internal wallet. The flag will only detect p2wkh, np2wkh and p2tr inputs as its own.	bool	boolean

walletrpc.ListSweepsResponse.TransactionIDs

Field	gRPC Type	REST Type
transaction_ids Reversed, hex-encoded string representing the transaction ids of the sweeps that our node has broadcast. Note that these transactions may not have confirmed yet, we record sweeps on broadcast, not confirmation.	string[]	unknown

Enums

lnrpc.OutputScriptType

Name	Number
SCRIPT_TYPE_PUBKEY_HASH	0
SCRIPT_TYPE_SCRIPT_HASH	1
SCRIPT_TYPE_WITNESS_V0_PUBKEY_HASH	2
SCRIPT_TYPE_WITNESS_V0_SCRIPT_HASH	3
SCRIPT_TYPE_PUBKEY	4
SCRIPT_TYPE_MULTISIG	5
SCRIPT_TYPE_NULLDATA	6
SCRIPT_TYPE_NON_STANDARD	7
SCRIPT_TYPE_WITNESS_UNKNOWN	8
SCRIPT_TYPE_WITNESS_V1_TAPROOT	9