GetVersion

GetVersion returns the current version and build information of the running daemon.

Source: verrpc/verrpc.proto

gRPC

rpc GetVersion (VersionRequest) returns (Version);

REST

HTTP Method	Path
GET	/v2/versioner/version

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', 'verrpc/verrpc.proto'], loaderOptions);
const verrpc = grpc.loadPackageDefinition(packageDefinition).verrpc;
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 verrpc.Versioner(GRPC_HOST, creds);
let request = {};
client.getVersion(request, function(err, response) {
  console.log(response);
});
// Console output:
//  {
//    "commit": <string>,
//    "commit_hash": <string>,
//    "version": <string>,
//    "app_major": <uint32>,
//    "app_minor": <uint32>,
//    "app_patch": <uint32>,
//    "app_pre_release": <string>,
//    "build_tags": <string>,
//    "go_version": <string>,
//  }

Python

import codecs, grpc, os
# Generate the following 2 modules by compiling the verrpc/verrpc.proto with the grpcio-tools.
# See https://github.com/lightningnetwork/lnd/blob/master/docs/grpc/python.md for instructions.
import verrpc_pb2 as verrpc, verrpc_pb2_grpc as verrpcstub

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 = verrpcstub.VersionerStub(channel)
request = verrpc.VersionRequest()
response = stub.GetVersion(request)
print(response)
# {
#    "commit": <string>,
#    "commit_hash": <string>,
#    "version": <string>,
#    "app_major": <uint32>,
#    "app_minor": <uint32>,
#    "app_patch": <uint32>,
#    "app_pre_release": <string>,
#    "build_tags": <string>,
#    "go_version": <string>,
# }

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/versioner/version`,
  // 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:
//  {
//    "commit": <string>, // <string> 
//    "commit_hash": <string>, // <string> 
//    "version": <string>, // <string> 
//    "app_major": <integer>, // <uint32> 
//    "app_minor": <integer>, // <uint32> 
//    "app_patch": <integer>, // <uint32> 
//    "app_pre_release": <string>, // <string> 
//    "build_tags": <array>, // <string> 
//    "go_version": <string>, // <string> 
//  }

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/versioner/version'
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())
# {
#    "commit": <string>,
#    "commit_hash": <string>,
#    "version": <string>,
#    "app_major": <uint32>,
#    "app_minor": <uint32>,
#    "app_patch": <uint32>,
#    "app_pre_release": <string>,
#    "build_tags": <string>,
#    "go_version": <string>,
# }

Shell

$ lncli version --help

NAME:
   lncli version - Display lncli and lnd version info.

USAGE:
   lncli version [arguments...]

DESCRIPTION:
   
  Returns version information about both lncli and lnd. If lncli is unable
  to connect to lnd, the command fails but still prints the lncli version.
  

Messages

verrpc.VersionRequest

Source: verrpc/verrpc.proto

note

This request has no parameters.

verrpc.Version

Source: verrpc/verrpc.proto

Field	gRPC Type	REST Type
commit A verbose description of the daemon's commit.	string	string
commit_hash The SHA1 commit hash that the daemon is compiled with.	string	string
version The semantic version.	string	string
app_major The major application version.	uint32	integer
app_minor The minor application version.	uint32	integer
app_patch The application patch number.	uint32	integer
app_pre_release The application pre-release modifier, possibly empty.	string	string
build_tags The list of build tags that were supplied during compilation.	string[]	array
go_version The version of go that compiled the executable.	string	string