rename function to setupDnsAndCert

this way, we can reuse this logic for the mail domain as well

src/cloudron.js

@@ -11,6 +11,8 @@ exports = module.exports = {
 
     onActivated,
 
+    setupDnsAndCert,
+
     prepareDashboardDomain,
     setDashboardDomain,
     updateDashboardDomain,
@@ -44,6 +46,7 @@ var addons = require('./addons.js'),
     shell = require('./shell.js'),
     spawn = require('child_process').spawn,
     split = require('split'),
+    sysinfo = require('./sysinfo.js'),
     tasks = require('./tasks.js'),
     users = require('./users.js');
 
@@ -346,3 +349,34 @@ function renewCerts(options, auditSource, callback) {
         callback(null, taskId);
     });
 }
+
+function setupDnsAndCert(subdomain, domain, auditSource, progressCallback, callback) {
+    assert.strictEqual(typeof subdomain, 'string');
+    assert.strictEqual(typeof domain, 'string');
+    assert.strictEqual(typeof auditSource, 'object');
+    assert.strictEqual(typeof progressCallback, 'function');
+    assert.strictEqual(typeof callback, 'function');
+
+    domains.get(domain, function (error, domainObject) {
+        if (error) return callback(error);
+
+        const adminFqdn = domains.fqdn(subdomain, domainObject);
+
+        sysinfo.getServerIp(function (error, ip) {
+            if (error) return callback(error);
+
+            async.series([
+                (done) => { progressCallback({ percent: 10, message: `Updating DNS of ${adminFqdn}` }); done(); },
+                domains.upsertDnsRecords.bind(null, subdomain, domain, 'A', [ ip ]),
+                (done) => { progressCallback({ percent: 40, message: `Waiting for DNS of ${adminFqdn}` }); done(); },
+                domains.waitForDnsRecord.bind(null, subdomain, domain, 'A', ip, { interval: 30000, times: 50000 }),
+                (done) => { progressCallback({ percent: 70, message: `Getting certificate of ${adminFqdn}` }); done(); },
+                reverseProxy.ensureCertificate.bind(null, domains.fqdn(subdomain, domainObject), domain, auditSource)
+            ], function (error) {
+                if (error) return callback(error);
+
+                callback(null);
+            });
+        });
+    });
+}