Add server metrics graph

app/classes/controllers/servers_controller.py

@@ -4,6 +4,7 @@ import time
 import json
 import pathlib
 import typing as t
+import datetime
 
 from app.classes.controllers.roles_controller import RolesController
 from app.classes.shared.file_helpers import FileHelpers
@@ -102,6 +103,13 @@ class ServersController(metaclass=Singleton):
         server_instance.update_server_instance()
         return ret
 
+    def get_history_stats(self, server_id):
+        max_age = self.helper.get_setting("history_max_age")
+        now = datetime.datetime.now()
+        minimum_to_exist = now - datetime.timedelta(days=max_age)
+        srv = ServersController().get_server_instance_by_id(server_id)
+        return srv.stats_helper.get_history_stats(server_id, minimum_to_exist)
+
     @staticmethod
     def update_unloaded_server(server_obj):
         ret = HelperServers.update_server(server_obj)

app/classes/models/server_stats.py

@@ -137,6 +137,14 @@ class HelperServerStats:
             )
         return server_data
 
+    def get_history_stats(self, server_id, max_age):
+        return (
+            ServerStats.select()
+            .where(ServerStats.created > max_age)
+            .where(ServerStats.server_id == server_id)
+            .execute(self.database)
+        )
+
     def insert_server_stats(self, server_stats):
         server_id = server_stats.get("id", 0)
 

app/classes/web/panel_handler.py

@@ -524,6 +524,7 @@ class PanelHandler(BaseHandler):
                 "files",
                 "admin_controls",
                 "schedules",
+                "metrics",
             ]
             if not self.failed_server:
                 server = self.controller.servers.get_server_instance_by_id(server_id)
@@ -754,6 +755,11 @@ class PanelHandler(BaseHandler):
                     page_data["backup_list"] = []
                 page_data["backup_path"] = Helpers.wtol_path(server_info["backup_path"])
 
+            if subpage == "metrics":
+                page_data["history_stats"] = self.controller.servers.get_history_stats(
+                    server_id
+                )
+
             def get_banned_players_html():
                 banned_players = self.controller.servers.get_banned_players(server_id)
                 if banned_players is None:

app/frontend/templates/base.html

@@ -40,6 +40,8 @@
   <!-- Bootstrap Toggle -->
   <link href="https://gitcdn.github.io/bootstrap-toggle/2.2.2/css/bootstrap-toggle.min.css" rel="stylesheet">
   <script defer src="https://gitcdn.github.io/bootstrap-toggle/2.2.2/js/bootstrap-toggle.min.js"></script>
+  <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.7.3/Chart.min.js"></script>
+
   <!-- End Bootstrap Toggle -->
 
 </head>

app/frontend/templates/panel/parts/m_server_controls_list.html

@@ -30,6 +30,7 @@
             {% if data['permissions']['Players'] in data['user_permissions'] and data['server_data']['type'] != 'minecraft-bedrock' %}
             <a class="dropdown-item {% if data['active_link'] == 'admin_controls' %}active{% end %}" href="/panel/server_detail?id={{ data['server_stats']['server_id']['server_id'] }}&subpage=admin_controls" role="tab" aria-selected="true"><i class="fas fa-users"></i> {{ translate('serverDetails', 'playerControls', data['lang']) }}</a>
             {% end %}
+            <a class="dropdown-item {% if data['active_link'] == 'metrics' %}active{% end %}" href="/panel/server_detail?id={{ data['server_stats']['server_id']['server_id'] }}&subpage=metrics" role="tab" aria-selected="true"><i class="fas fa-users"></i>Metrics</a>
         </div>
     </div>
 </div>

app/frontend/templates/panel/parts/server_controls_list.html

@@ -49,4 +49,8 @@
         <i class="fas fa-users"></i>{{ translate('serverDetails', 'playerControls', data['lang']) }}</a>
     </li>
     {% end %}
+    <li class="nav-item term-nav-item">
+        <a class="nav-link {% if data['active_link'] == 'metrics' %}active{% end %}" href="/panel/server_detail?id={{ data['server_stats']['server_id']['server_id'] }}&subpage=metrics" role="tab" aria-selected="true">
+        <i class="fas fa-users"></i>Metrics</a>
+    </li>
 </ul>

app/frontend/templates/panel/server_metrics.html

@@ -0,0 +1,179 @@
+{% extends ../base.html %}
+
+{% block meta %}
+{% end %}
+
+{% block title %}Crafty Controller - {{ translate('serverDetails', 'serverDetails', data['lang']) }}{% end %}
+
+{% block content %}
+
+<div class="content-wrapper">
+
+  <!-- Page Title Header Starts-->
+  <div class="row page-title-header">
+    <div class="col-12">
+      <div class="page-header">
+        <h4 class="page-title">
+          {{ translate('serverDetails', 'serverDetails', data['lang']) }} - {{
+          data['server_stats']['server_id']['server_name'] }}
+          <br />
+          <small>UUID: {{ data['server_stats']['server_id']['server_uuid'] }}</small>
+        </h4>
+      </div>
+    </div>
+
+  </div>
+  <!-- Page Title Header Ends-->
+
+  {% include "parts/details_stats.html %}
+
+  <div class="row">
+
+    <div class="col-sm-12 grid-margin">
+      <div class="card">
+        <div class="card-body  pt-0">
+          <span class="d-none d-sm-block">
+            {% include "parts/server_controls_list.html %}
+          </span>
+          <span class="d-block d-sm-none">
+            {% include "parts/m_server_controls_list.html %}
+          </span>
+
+
+          <canvas id="lineChart"></canvas>
+          <div class="text-center">
+            <button class="btn btn-outline-info" onclick="toggle_players()">PLAYERS</button>&nbsp;
+            <button class="btn btn-outline-primary" onclick="toggle_mem()">MEM</button>&nbsp;
+            <button class="btn btn-outline-warning" onclick="toggle_cpu()">CPU</button>&nbsp;
+          </div>
+        </div>
+      </div>
+    </div>
+  </div>
+
+
+
+</div>
+<script type="text/javascript">
+  //line
+  var ctxL = document.getElementById("lineChart").getContext('2d');
+  const players = []
+  const dates = []
+  const ram = []
+  const cpu = []
+  {% for item in data['history_stats'] %}
+  players.push("{{ item.online }}");
+  dates.push("{{ item.created }}");
+  ram.push("{{ item.mem_percent }}")
+  cpu.push("{{ item.cpu }}")
+  {% end %}
+  max_nums = [Math.max.apply(this, players), Math.max.apply(this, ram), Math.max.apply(this, cpu)]
+  var hist_chart = new Chart(ctxL, {
+    type: 'line',
+    data: {
+      labels: dates,
+      datasets: [{
+        label: "Players",
+        data: players,
+        borderColor: [
+          'rgba(136, 98, 224, .5)',
+        ],
+        borderWidth: 2
+      },
+      {
+        label: "MEM",
+        data: ram,
+        borderColor: [
+          'rgba(33, 150, 243, .5)',
+        ],
+        borderWidth: 2
+      },
+      {
+        label: "CPU",
+        data: cpu,
+        borderColor: [
+          'rgba(255, 175, 0, .5)',
+        ],
+        borderWidth: 2
+      },
+      ]
+    },
+    options: {
+      fill: false,
+      lineTension: 5,
+      responsive: true,
+      scales: {
+        yAxes: [{
+          ticks: {
+            min: 0,
+            max: Math.max.apply(this, max_nums) + 5
+          }
+        }]
+      }
+    }
+  });
+
+  var mem_hidden = false;
+  var cpu_hidden = false;
+  var players_hidden = false;
+
+  function toggle_mem() {
+    if (!mem_hidden) {
+      hist_chart.data.datasets = hist_chart.data.datasets.filter(function (obj) { return obj.label != "MEM" });
+      mem_hidden = true;
+      // Repaint
+    } else {
+      hist_chart.data.datasets.splice(1, 0, {
+        label: "MEM",
+        data: ram,
+        borderColor: [
+          'rgba(33, 150, 243, .5)',
+        ],
+        borderWidth: 2
+      });
+      mem_hidden = false;
+    }
+    hist_chart.update();
+
+  }
+  function toggle_cpu() {
+    if (!cpu_hidden) {
+      hist_chart.data.datasets = hist_chart.data.datasets.filter(function (obj) { return obj.label != "CPU" });
+      cpu_hidden = true;
+      // Repaint
+    } else {
+      hist_chart.data.datasets.push({
+        label: "CPU",
+        data: cpu,
+        borderColor: [
+          'rgba(255, 175, 0, .5)',
+        ],
+        borderWidth: 2
+      });
+      cpu_hidden = false;
+    }
+    hist_chart.update();
+
+  }
+  function toggle_players() {
+    if (!players_hidden) {
+      hist_chart.data.datasets = hist_chart.data.datasets.filter(function (obj) { return obj.label != "Players" });
+      players_hidden = true;
+      // Repaint
+    } else {
+      hist_chart.data.datasets.splice(0, 0, {
+        label: "Players",
+        data: players,
+        borderColor: [
+          'rgba(136, 98, 224, .5)',
+        ],
+        borderWidth: 2
+      });
+      players_hidden = false;
+    }
+    hist_chart.update();
+
+  }
+</script>
+
+{% end %}