1 files changed, 26 insertions, 0 deletions
diff --git a/lnd.js b/lnd.js
new file mode 100644
index 00000000..2505475a
--- /dev/null
+++ b/lnd.js
@@ -0,0 +1,26 @@
+const fs = require('fs');
+const path = require('path');
+const grpc = require('grpc');
+const protoLoader = require('@grpc/proto-loader');
+
+module.exports = ({ tls, macaroon, server }) => {
+  const packageDefinition = protoLoader.loadSync('rpc.proto', {
+    keepCase: true,
+    longs: String,
+    enums: String,
+    defaults: true,
+    oneofs: true
+  });
+  const lnrpc = grpc.loadPackageDefinition(packageDefinition).lnrpc;
+  process.env.GRPC_SSL_CIPHER_SUITES = 'HIGH+ECDSA'
+  const lndCert = fs.readFileSync(tls);
+  const sslCreds = grpc.credentials.createSsl(lndCert);
+  const macaroonCreds = grpc.credentials.createFromMetadataGenerator(function(args, callback) {
+      const macaroonFile = fs.readFileSync(macaroon).toString('hex');
+      const metadata = new grpc.Metadata()
+      metadata.add('macaroon', macaroonFile);
+      callback(null, metadata);
+    });
+  const creds = grpc.credentials.combineChannelCredentials(sslCreds, macaroonCreds);
+  return new lnrpc.Lightning(server, creds);
+}