sysinfo: Add static and network intf providers

src/sysinfo/fixed.js

@@ -0,0 +1,15 @@
+'use strict';
+
+exports = module.exports = {
+    getServerIp: getServerIp
+};
+
+var assert = require('assert');
+
+function getServerIp(config, callback) {
+    assert.strictEqual(typeof config, 'object');
+    assert.strictEqual(typeof callback, 'function');
+
+    callback(null, config.ip);
+}
+