graphs: send service graphs

src/routes/services.js

@@ -7,12 +7,14 @@ exports = module.exports = {
     getLogs,
     getLogStream,
     restart,
-    rebuild
+    rebuild,
+    getGraphs
 };
 
 const assert = require('assert'),
     AuditSource = require('../auditsource.js'),
     BoxError = require('../boxerror.js'),
+    graphs = require('../graphs.js'),
     HttpError = require('connect-lastmile').HttpError,
     HttpSuccess = require('connect-lastmile').HttpSuccess,
     safe = require('safetydance'),
@@ -131,3 +133,16 @@ async function rebuild(req, res, next) {
 
     next(new HttpSuccess(202, {}));
 }
+
+async function getGraphs(req, res, next) {
+    assert.strictEqual(typeof req.params.service, 'string');
+
+    if (!req.query.fromMinutes || !parseInt(req.query.fromMinutes)) return next(new HttpError(400, 'fromMinutes must be a number'));
+
+    const fromMinutes = parseInt(req.query.fromMinutes);
+    const noNullPoints = !!req.query.noNullPoints;
+    const [error, result] = await safe(graphs.getContainerStats(req.params.service, fromMinutes, noNullPoints));
+    if (error) return next(new HttpError(500, error));
+
+    next(new HttpSuccess(200, result));
+}