Allow configuring HTTP server bind address via BTCEXP_HOST

bin/cli.js

@@ -6,6 +6,7 @@ const args = require('meow')(`
 
     Options
       -p, --port <port>              port to bind http server [default: 3002]
+      -i, --host <host>              host to bind http server [default: 127.0.0.1]
       -a, --basic-auth-password <..> protect web interface with a password [default: no password]
       -C, --coin <coin>              crypto-coin to enable [default: BTC]
 
@@ -53,7 +54,7 @@ const args = require('meow')(`
       $ BTCEXP_PORT=8080 BTCEXP_BITCOIND_PORT=18443 BTCEXP_BITCOIND_COOKIE=~/.bitcoin/regtest/.cookie btc-rpc-explorer
 
 
-`, { flags: { port: {alias:'p'}, basicAuthPassword: {alias:'a'}, coin: {alias:'C'}
+`, { flags: { port: {alias:'p'}, host: {alias:'i'}, basicAuthPassword: {alias:'a'}, coin: {alias:'C'}
             , bitcoindUri: {alias:'b'}, bitcoindHost: {alias:'H'}, bitcoindPort: {alias:'P'}
             , bitcoindCookie: {alias:'c'}, bitcoindUser: {alias:'u'}, bitcoindPass: {alias:'w'}
             , demo: {type:'boolean'}, rpcAllowall: {type:'boolean'}, electrumxServers: {alias:'E'}

bin/www

@@ -3,9 +3,10 @@ var debug = require('debug')('my-application');
 var app = require('../app');
 
 app.set('port', process.env.PORT || process.env.BTCEXP_PORT || 3002);
+app.set('host', process.env.BTCEXP_HOST || '127.0.0.1');
 
-var server = app.listen(app.get('port'), function() {
-	debug('Express server listening on port ' + server.address().port);
+var server = app.listen(app.get('port'), app.get('host'), function() {
+	debug('Express server listening on ' + server.address().address + ':' + server.address().port);
 
 	if (app.runOnStartup) {
 		app.runOnStartup();