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Specify HOST for express server to listen on #190

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12 changes: 10 additions & 2 deletions app.js
Original file line number Diff line number Diff line change
Expand Up @@ -224,6 +224,7 @@ if (app.get('env') === 'development') {

// App configuration for all environments
app.set('port', process.env.PORT || 3000);
app.set('host', process.env.HOST || '0.0.0.0');
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how about something like this, and remove the line setting this on the app?

  var server_params = {
            port :  process.env.PORT || 3000
        }
        
        if(process.env.HOST){
            server_params.host = process.env.HOST;
        }

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I do not see any pros and cons to this change unless the configuration is needed elsewhere in the application. In addition, the possibility of setting a default value is lost.

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In addition, you can not view the configuration in the log

app.set('views', __dirname + '/views');
app.set('view engine', 'ejs');
app.use(favicon(__dirname + '/public/img/favicon.ico'));
Expand Down Expand Up @@ -340,9 +341,16 @@ app.use(function (req, res, next) {
});
app.use(serveStatic(path.join(__dirname, 'public')));

var server = app.listen(app.get('port'), function () {
logger.info('openHAB-cloud: express server listening on port ' + app.get('port'));
var server_params = {port:app.get('port')};

if (app.get('host') != '0.0.0.0') {
server_params.host = app.get('host')
}

var server = app.listen(server_params, function () {
logger.info('openHAB-cloud: express server listening on ' + app.get('host') + ':' + app.get('port'));
});


var io = require('socket.io').listen(server, {
logger: logger
Expand Down