Add -state flag

modules/_agentStatus.js

@@ -0,0 +1,72 @@
+
+var promise = require('promise');
+var nodeid = require('_agentNodeId')();
+var ipcPath = process.platform == 'win32' ? ('\\\\.\\pipe\\' + nodeid + '-DAIPC') : (process.cwd() + '/DAIPC');
+
+function queryAgent(obj)
+{
+    var ret = new promise(function (res, rej) { this._res = res; this._rej = rej; });
+    ret._obj = { cmd: 'query', value: obj };
+    ret.client = require('net').createConnection({ path: ipcPath });
+    ret.client.promise = ret;
+    ret.client.on('connect', function ()
+    {
+        this.on('data', function (chunk)
+        {
+            var len;
+            if (chunk.length < 4) { this.unshift(chunk); return; }
+            if ((len = chunk.readUInt32LE(0)) > chunk.length) { this.unshift(chunk); return;}
+
+            var data = chunk.slice(4, len + 4);
+            var payload = null;
+            try
+            {
+                payload = JSON.parse(data.toString());
+            }
+            catch (e)
+            {
+                this.promise._rej('Invalid Response Received');
+                return;
+            }
+            try
+            {
+                //this.promise._res(payload.result?payload.result:'');
+                this.promise._res(payload.result);
+            }
+            catch(x)
+            {
+            }
+            if ((len + 4) < chunk.length) { this.unshift(chunk.slice(4 + len)); }
+        });
+        this.on('end', function ()
+        {
+            this.promise._rej('closed');
+        });
+
+        var j = Buffer.from(JSON.stringify(this.promise._obj));
+        var buf = Buffer.alloc(4 + j.length);
+        buf.writeUInt32LE(j.length + 4, 0);
+        j.copy(buf, 4);
+        this.write(buf);
+    });
+    return (ret);
+}
+
+function start()
+{
+    console.log('Querying Mesh Agent state...');
+    global._statustm = setTimeout(function ()
+    {
+        console.log('Unable to contact Mesh Agent...');
+        process._exit();
+    }, 3000);
+
+    queryAgent('connection').then(function (res)
+    {
+        if (res == null) { res = '[NOT CONNECTED]'; }
+        console.log('Mesh Agent connected to: ' + res);
+        return (queryAgent('descriptors'));
+    }).then(console.log).then(function () { process._exit(); }).catch(function () { process._exit(); });
+}
+
+module.exports = { start: start };