Added a route and a view for a monitoring of the FITS server (yafitss)

60e27153 · Caillat Michel · 9dc41909 · 60e27153 · 60e27153
Commit 60e27153 authored 6 years ago by Caillat Michel
--- a/yafitsv/routes/monitor.js
+++ b/yafitsv/routes/monitor.js
+var express = require('express');
+var router = express.Router();
+const request = require('request');
+
+var yafitssHost = process.env.YAFITSS_HOST;
+var yafitssPort = process.env.YAFITSS_PORT;
+
+console.log("I'll collaborate with ..." + yafitssHost + ":" + yafitssPort + " ...for the FITS files services");
+
+/*
+** Prepare the communication with the FITS server ( yafitss )
+*/
+var clienthttp = {
+  server : "http://"+yafitssHost+":"+yafitssPort+"/artemix",
+  getDataBlockInfos : function(callback) {
+    request.post(this.server+"/getDataBlockInfos", function(error, response, body){
+      callback(error, response, body);
+    });
+  }
+};
+
+/*
+** Define the http nodejs route
+*/
+router.get("/", function(req, res, next) {
+  console.log("monitor router.get("/", function(req, res, next) { : entering" );
+  clienthttp.getDataBlockInfos((error, response, body) =>  {
+    console.log("getDataBlockInfos callback : entering");
+    if (error ){
+      var message = error.toString();
+      res.setHeader('Content-type', 'application/json');
+      res.send(JSON.stringify({"status":false, "message": message}));
+    }
+    else if (response["statusCode"] == 500) {
+      res.send(JSON.stringify({status: false, message: response["body"]}));
+    }
+    else if (response["body"]["status"] == false) {
+      res.render("error", {message: response["body"]["message"], error : {"status" : "", "stack" : ""}});
+    }
+    else {
+      let x = JSON.parse(response["body"])
+      console.log(JSON.parse(response["body"]));
+      res.render("monitor", {dataBlockInfos: x["result"]});
+    }
+    console.log("getDataBlockInfos callback : exiting");
+  });
+  console.log("monitor router.get("/", function(req, res, next) { : exiting" );
+});
+
+module.exports = router;
--- a/yafitsv/views/monitor.ejs
+++ b/yafitsv/views/monitor.ejs
+<html>
+<head>
+  <script src="https://code.jquery.com/jquery-3.3.1.js"></script>
+  <script src="https://cdn.datatables.net/1.10.19/js/jquery.dataTables.min.js"></script>
+  <link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/1.10.19/css/jquery.dataTables.min.css"/>
+<head>
+
+<body>
+<h2> FITS server infos </h2>
+<table id="dataBlockInfos" class="table table-striped table-bordered" style="width:100%">
+</table>
+
+<body>
+  <script>
+    var dataBlockInfos = new Array();
+    var titlePassed = false;
+    var titles;
+    <% dataBlockInfos.forEach(function(dataBlockInfo) {%>
+      if (!titlePassed) {
+        title = ("<%=dataBlockInfo%>".split(","));
+        titlePassed = true;
+      }
+      else {
+        dataBlockInfos.push("<%=dataBlockInfo%>".split(","));
+      }
+    <%})%>
+    console.log(JSON.stringify(dataBlockInfos, 0, 4));
+  </script>
+  <script>
+  $(document).ready(function () {
+    $('#dataBlockInfos').DataTable({
+      data: dataBlockInfos
+    });
+  });
+  </script>
+</body>
+</html>