feature(rest) add memory info

server/rest/index.js

@@ -10,6 +10,7 @@ const root = require(DIR + 'root');
 const config = require(DIR + 'config');
 const CloudFunc = require(DIR_COMMON + 'cloudfunc');
 const markdown = require(DIR + 'markdown');
+const info = require('./info');
 
 const jaguar = require('jaguar');
 const onezip = require('onezip');
@@ -116,9 +117,7 @@ function onGET(params, callback) {
     
     switch(cmd) {
     case '':
-        p.data = json.stringify({
-            info: 'Cloud Commander API v1'
-        });
+        p.data = json.stringify(info());
         
         callback(null, {name: 'api.json'}, p.data);
         break;

server/rest/info.js

@@ -0,0 +1,15 @@
+'use strict';
+
+const version = require('../../package').version;
+const format = require('format-io');
+
+const getMemory = () => {
+    const rss = process.memoryUsage().rss;
+    return format.size(rss);
+};
+
+module.exports = () => ({
+    version,
+    memory: getMemory(),
+});
+

server/rest/info.spec.js

@@ -0,0 +1,24 @@
+'use strict';
+
+const test = require('tape');
+const info = require('./info');
+const sinon = require('sinon');
+
+test('cloudcmd: rest: info', (t) => {
+    const {memoryUsage} = process;
+    
+    const _memoryUsage = sinon
+        .stub()
+        .returns({});
+    
+    process.memoryUsage = _memoryUsage;
+    
+    info();
+    
+    process.memoryUsage = memoryUsage;
+    
+    t.ok(_memoryUsage.calledWith(), 'should call memoryUsage');
+    
+    t.end();
+});
+