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SendOutputs

SendOutputs is similar to the existing sendmany call in Bitcoind, and allows the caller to create a transaction that sends to several outputs at once. This is ideal when wanting to batch create a set of transactions.

Source: walletrpc/walletkit.proto

gRPC

rpc SendOutputs (SendOutputsRequest) returns (SendOutputsResponse);

REST

HTTP MethodPath
POST /v2/wallet/send

Code Samples

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 = {
sat_per_kw: <int64>,
outputs: <TxOut>,
label: <string>,
min_confs: <int32>,
spend_unconfirmed: <bool>,
};
client.sendOutputs(request, function(err, response) {
console.log(response);
});
// Console output:
// {
// "raw_tx": <bytes>,
// }

Messages

walletrpc.SendOutputsRequest

Source: walletrpc/walletkit.proto

FieldgRPC TypeREST TypeREST Placement
sat_per_kw
int64stringbody
outputs
TxOut[]arraybody
label
stringstringbody
min_confs
int32integerbody
spend_unconfirmed
boolbooleanbody

walletrpc.SendOutputsResponse

Source: walletrpc/walletkit.proto

FieldgRPC TypeREST Type
raw_tx
bytesstring

Nested Messages

signrpc.TxOut

FieldgRPC TypeREST Type
value
int64string
pk_script
bytesstring