ttl

mattallty · May 24, 2016 · b1a2572 · b1a2572
1 parent 40c2c0d
commit b1a2572
Show file tree

Hide file tree

Showing 3 changed files with 8 additions and 5 deletions.
diff --git a/app.js b/app.js
@@ -19,7 +19,7 @@ require('colors')
  *
  * @constructor
  */
-var App = function (ProxyDriver, HTTPDriver, DNSDriver, DockerDriver, domain, api_port, proxy_ip, dns_ip, dns_port) {
+var App = function (ProxyDriver, HTTPDriver, DNSDriver, DockerDriver, domain, api_port, proxy_ip, dns_ip, dns_port, dns_ttl) {
 
   this.dockerInfos = url.parse(process.env.DOCKER_HOST)
   this.proxyDriver = ProxyDriver
@@ -31,6 +31,7 @@ var App = function (ProxyDriver, HTTPDriver, DNSDriver, DockerDriver, domain, ap
   this.proxyIp = proxy_ip
   this.dnsIp = dns_ip
   this.dnsPort = dns_port
+  this.dnsTtl = dns_ttl
   this.version = require('./package.json').version
 
   // DNS stuff

diff --git a/bin/cli.js b/bin/cli.js
@@ -28,7 +28,8 @@ var Cli = exports.Cli = function (argv) {
     'proxy-ip': '10.254.254.254',
     'loopback-ip': '10.254.254.254',
     'dns-ip': '127.0.0.1',
-    'dns-port': 53
+    'dns-port': 53,
+    'dns-ttl': 10
   })
 }
 
@@ -83,7 +84,8 @@ Cli.prototype.run = function () {
       this.options['api-port'],
       this.options['proxy-ip'],
       this.options['dns-ip'],
-      this.options['dns-port']
+      this.options['dns-port'],
+      this.options['dns-ttl']
     )
 
     // check version

diff --git a/lib/dns-server.js b/lib/dns-server.js
@@ -29,14 +29,14 @@ var DNSServer = function (app, driver) {
 
         if (this.entries[requestedDomain]) {
           record = new this.driver.ARecord(this.entries[requestedDomain])
-          query.addAnswer(requestedDomain, record, 10)
+          query.addAnswer(requestedDomain, record, app.dnsTtl)
           this.server.send(query)
         } else {
           dns.resolve(requestedDomain, 'A', function (err, addresses) {
             if (addresses) {
               addresses.forEach(function (addr) {
                 record = new this.driver.ARecord(addr)
-                query.addAnswer(requestedDomain, record, 10)
+                query.addAnswer(requestedDomain, record, app.dnsTtl)
               }.bind(this))
             } else if(err) {
               Logger.error("DNS query (A) for domain %s throw an error: " + err, requestedDomain)