enhance(lnd config): Move LND settings Zap uses into the local lnd.conf

This enables easy access to all lnd settings for development, and is a step
toward relying on an external configuration file that will be accessible to
users for whom the code is not.

app/lnd/config/index.js

@@ -60,6 +60,7 @@ if (process.env.NODE_ENV === 'development') {
 export default {
   lnd: () => ({
     lndPath,
+    configPath: join(appRootPath, 'resources', 'lnd.conf'),
     lightningRpc: join(appRootPath, 'resources', 'rpc.proto'),
     lightningHost: store.get('host') || 'localhost:10009',
     cert: store.get('cert') || join(userInfo().homedir, loc),

app/main.dev.js

@@ -154,16 +154,7 @@ const startLnd = (alias, autopilot) => {
   mainLog.debug(' > cert:', lndConfig.cert)
   mainLog.debug(' > macaroon:', lndConfig.macaroon)
 
-  const neutrinoArgs = [
+  const neutrinoArgs = [`--configfile=${lndConfig.configPath}`, `${autopilot ? '--autopilot.active' : ''}`, `${alias ? `--alias=${alias}` : ''}`]
-    '--bitcoin.active',
-    '--bitcoin.testnet',
-    '--bitcoin.node=neutrino',
-    '--neutrino.connect=188.166.148.62',
-    '--neutrino.connect=127.0.0.1:18333',
-    '--debuglevel=debug',
-    `${autopilot ? '--autopilot.active' : ''}`,
-    `${alias ? `--alias=${alias}` : ''}`
-  ]
 
   const neutrino = spawn(lndConfig.lndPath, neutrinoArgs)
     .on('error', error => {

package.json

@@ -88,6 +88,7 @@
       "output": "release"
     },
     "extraResources": [
+      "resources/lnd.conf",
       "resources/rpc.proto",
       {
         "from": "resources/bin/${platform}",

resources/lnd.conf

@@ -1,4 +1,6 @@
 ; Imported from https://github.com/lightningnetwork/lnd/blob/v0.4.2-beta/sample-lnd.conf
+; updated to include default Zap settings
+
 [Application Options]
 
 ; The directory that lnd stores all wallet, chain, and channel related data
@@ -85,7 +87,7 @@
 ; You may also specify <subsystem>=<level>,<subsystem2>=<level>,... to set
 ; log level for individual subsystems.  Use btcd --debuglevel=show to list
 ; available subsystems.
-; debuglevel=info
+debuglevel=debug
 
 ; Write CPU profile to the specified file.
 ; cpuprofile=
@@ -123,22 +125,22 @@
 bitcoin.active=1
 
 ; Use Bitcoin's test network.
-; bitcoin.testnet=1
+bitcoin.testnet=1
-;
+
 ; Use Bitcoin's simulation test network
-bitcoin.simnet=1
+; bitcoin.simnet=1
 
 ; Use Bitcoin's regression test network
 ; bitcoin.regtest=false
 
 ; Use the btcd back-end
-bitcoin.node=btcd
+; bitcoin.node=btcd
 
 ; Use the bitcoind back-end
 ; bitcoin.node=bitcoind
 
 ; Use the neutrino (light client) back-end
-; bitcoin.node=neutrino
+bitcoin.node=neutrino
 
 ; The default number of confirmations a channel must have before it's considered
 ; open. We'll require any incoming channel requests to wait this many
@@ -207,6 +209,8 @@ bitcoin.node=btcd
 ; Add a peer to connect with at startup.
 ; neutrino.addpeer=
 
+neutrino.connect=188.166.148.62
+neutrino.connect=127.0.0.1:18333
 
 [Litecoin]