app.portBindings and newManifest.tcpPorts may be null

migrations/20150430210225-settings-default-timezone.js

@@ -0,0 +1,15 @@
+dbm = dbm || require('db-migrate');
+var safe = require('safetydance');
+var type = dbm.dataType;
+
+exports.up = function(db, callback) {
+    var tz = safe.fs.readFileSync('/etc/timezone', 'utf8');
+    tz = tz ? tz.trim() : 'America/Los_Angeles';
+
+    db.runSql('INSERT settings (name, value) VALUES("time_zone", ?)', [ tz ], callback);
+};
+
+exports.down = function(db, callback) {
+    db.runSql('DELETE * FROM settings WHERE name="time_zone"', [ ], callback);
+};
+