added host management interface along with template

client.py

@@ -1,49 +1,52 @@
-import os
 import requests
-import json
 
-class RPCClient():
+
+class RPCClient:
     """
     RPCClient Class
     """
 
     def create_vm(self, **kwargs):
-        
+
-        url= "http://127.0.0.1:8080/create?"
+        url = "http://127.0.0.1:8080/create?"
         if kwargs:
             q = ""
             for k in kwargs.keys():
-                q += "&{}={}".format(k,kwargs[k])
+                q += "&{}={}".format(k, kwargs[k])
-        
+
-            url+=q
+            url += q
 
         print(url)
-        resp= requests.get(url)
+        resp = requests.get(url)
 
         return resp.json()
-    
+
     def start_vm(self, vm):
-        """ get a vm and try starting it
+        """get a vm and try starting it
         return the ID or appropriate message
         """
         pass
 
     def stop_vm(self, id):
-        #stops vm of a given id
+        # stops vm of a given id
         pass
 
+
 if __name__ == "__main__":
     import random
-    client= RPCClient()
-    print("Creating VM...")
-    name= "CentOS-8-Demo-{}-{}".format(random.sample("abcdefghijklmn", 1)[0], random.sample(range(10),1)[0])
-    iso_src= "/home/coolguy/Downloads/CentOS-8.2.2004-x86_64-boot.iso"
-    img_src= "/var/lib/libvirt/images/vol.img"
 
-    vm_info= client.create_vm(name=name, iso_source=iso_src, img_source=img_src)
+    client = RPCClient()
+    print("Creating VM...")
+    name = "CentOS-8-Demo-{}-{}".format(
+        random.sample("abcdefghijklmn", 1)[0], random.sample(range(10), 1)[0]
+    )
+    iso_src = "/home/coolguy/Downloads/CentOS-8.2.2004-x86_64-boot.iso"
+    img_src = "/var/lib/libvirt/images/vol.img"
+
+    vm_info = client.create_vm(name=name, iso_source=iso_src, img_source=img_src)
     if vm_info["status"]:
         print("\n\nGuest '{}' has been created and booted".format(name))
         print("UUID for {}: {}".format(name, vm_info["uuid"]))
         print("ID for {}  : {}".format(name, vm_info["id"]))
     else:
-        print(vm_info["err"])
+        print(vm_info["err"])

config.ini

@@ -0,0 +1,7 @@
+[host]
+# enter comma separated hosts
+available_hosts = 'qemu:///system', "qemu:///session"
+
+[server]
+server_host = 127.0.0.1
+server_port = 8080

consumer.sql

@@ -0,0 +1,9 @@
+-- This table will store consumer/worker info/configurations
+
+-- some info about workers
+CREATE TABLE IF NOT EXISTS worker(
+	worker_id INT UNIQUE NOT NULL,
+    status VARCHAR NOT NULL,
+    --OTHER_DATA
+
+)

database.py

@@ -0,0 +1,199 @@
+import sqlite3
+from sqlite3 import Error
+import os
+
+
+class Database:
+    def __init__(self):
+        if not os.path.exists("database/"):
+            os.makedirs("database/")
+
+        # .db file
+        self.db = ""
+
+    # Insert into database
+    def insert_into_database(self, tableName, conn, data):
+
+        if conn is not None:
+            try:
+                c = conn.execute("select * from {}".format(tableName))
+                fields = tuple([des[0] for des in c.description][:])
+
+                if "id" in fields:
+                    fields = tuple(list(fields)[1:])
+                cur = conn.cursor()
+                cur.execute(
+                    """
+					INSERT INTO {}
+					{} VALUES {}
+					""".format(
+                        tableName, fields, data
+                    )
+                )
+                conn.commit()
+                return True
+            except Error:
+                pass
+        return None
+
+    # Update Database
+    def update_database(self, tableName, conn, fields, field_vals, ref, index):
+        if conn is not None:
+            try:
+                cur = conn.cursor()
+                if not isinstance(fields, tuple) and not isinstance(fields, list):
+                    fields = list([fields])
+                    field_vals = list([field_vals])
+
+                for field, field_val in zip(fields, field_vals):
+                    # print(field,field_val)
+                    cur.execute(
+                        """
+							UPDATE {}
+							SET {}= ? WHERE {}= ?
+							""".format(
+                            tableName, field, ref
+                        ),
+                        (field_val, index),
+                    )
+                conn.commit()
+                return True
+            except Exception:
+                pass
+                # print("Error in updating data: {}".format(e))
+        return None
+
+    # Delete from Database
+    def delete_from_database(self, conn, tableName, condition):
+        if conn is not None:
+            try:
+                cur = conn.cursor()
+                # just to track if deletion was successful
+                count = len(
+                    cur.execute(
+                        """
+						SELECT * FROM {} WHERE {}
+						""".format(
+                            tableName, condition
+                        )
+                    ).fetchall()
+                )
+                if not count:
+                    return False
+                cur.execute(
+                    """
+						DELETE FROM {} WHERE {}
+						""".format(
+                        tableName, condition
+                    )
+                )
+                conn.commit()
+                return True
+            except Error:
+                pass
+                # print("Error in deleting data: {}".format(e))
+        return False
+
+    # Search in the database
+    def search_from_database(self, tableName, conn, prop, value, order_by="id"):
+        if conn is not None:
+            try:
+                cur = conn.cursor()
+                # print("cur: {}".format(cur))
+                filtered_list = cur.execute(
+                    """
+							SELECT * FROM {} WHERE {} LIKE ? ORDER BY {};
+						""".format(
+                        tableName, prop, order_by
+                    ),
+                    (str(value) + "%",),
+                ).fetchall()
+                return filtered_list
+            except Error:
+                pass
+                # print("Error in searching: {}".format(e))
+
+        return None
+
+    def search_from_database_many(self, tableName, conn, condition):
+        if conn is not None:
+            try:
+                cur = conn.cursor()
+                filtered_list = cur.execute(
+                    """
+						SELECT * FROM {} WHERE {}
+						""".format(
+                        tableName, condition
+                    )
+                ).fetchall()
+                return filtered_list
+            except Error:
+                pass
+                # print("Error in deleting data: {}".format(e))
+        return None
+
+    # connect database
+    def connect_database(self, db_file):
+        try:
+            conn = sqlite3.connect("database/" + db_file)
+            return conn
+
+        except Error:
+            pass
+            # print("Error in database: {}".format(e))
+
+        return None
+
+    # create table
+    def create_table(self, conn, table):
+
+        if conn is not None:
+            try:
+                cur = conn.cursor()
+                cur.execute(table)
+            except Error:
+                pass
+
+            conn.commit()
+
+    def delete_table(self, conn, db_file, table_name):
+
+        if conn is not None:
+            cur = conn.cursor()
+            try:
+                cur.execute("DROP TABLE {}".format(table_name))
+                conn.commit()
+                conn.close()
+                return True
+            except:
+                return False
+
+    def extract_all_data(self, conn, db_file, tableName, order_by="id"):
+
+        if conn is not None:
+            cur = conn.execute(
+                "SELECT * FROM {} ORDER BY {}".format(tableName, order_by)
+            )
+            data = cur.fetchall()
+            conn.close()
+            return data
+        return None
+
+    def delete_all_data(self, conn, db_file, tableName):
+
+        if conn is not None:
+            # conn.commit()
+            cur = conn.cursor()
+            cur.execute(
+                """
+                DELETE FROM {};
+                """.format(
+                    tableName
+                )
+            )
+            conn.commit()
+            conn.close()
+
+
+if __name__ == "__main__":
+    pass

pc.py

@@ -0,0 +1,51 @@
+from threading import Thread, Condition
+import time
+import random
+
+queue = []
+BUFF_SIZE = 10
+condition = Condition()
+
+
+class ProducerThread(Thread):
+    def run(self):
+        nums = range(5)
+        global queue
+
+        while True:
+
+            condition.acquire()
+            if len(queue) == BUFF_SIZE:
+                # Queue full, producer is waiting
+                condition.wait()
+                # Space in queue, Consumer notified the producer
+
+            num = random.choice(nums)
+            queue.append(num)
+            print("Produced ", num)
+            condition.notify()
+            condition.release()
+            time.sleep(random.random() * 2)
+
+
+class ConsumerThread(Thread):
+    def run(self):
+        global queue
+
+        while True:
+
+            condition.acquire()
+            if not queue:
+                # Nothing in queue, consumer is waiting
+                condition.wait()
+                # Producer added something to queue and notified the consumer
+
+            num = queue.pop(0)
+            print("Consumed ", num)
+            condition.notify()
+            condition.release()
+            time.sleep(random.random() * 2)
+
+
+ProducerThread().start()
+ConsumerThread().start()

queue.sql

@@ -0,0 +1,10 @@
+-- This table will store processes --
+
+CREATE TABLE IF NOT EXISTS {}(
+	worker_id INT UNIQUE NOT NULL,
+    start DATETIME NOT NULL,    -- timestamps
+    end DATETIME NOT NULL,
+    status VARCHAR NOT NULL,
+    --OTHER_VM_DATA
+
+)

templates/assets/css/Bootstrap-4---Table-Fixed-Header.css

@@ -0,0 +1,17 @@
+
+
+body {
+  background: #74ebd5;
+  background: -webkit-linear-gradient(to right, #74ebd5, #ACB6E5);
+  background: linear-gradient(to right, #74ebd5, #ACB6E5);
+}
+
+.tableFixHead{
+  overflow-y: auto;
+  height: 400px;
+}
+
+.tableFixHead thead th{
+  position: sticky;
+  top: 0;
+}

templates/config.tmpl.xml

@@ -0,0 +1,37 @@
+<domain type="{{ args.type }}">
+    <name>{{ args.name }}</name>
+    <uuid>{{ args.uuid }}</uuid>
+    <memory unit="{{ args.memory_unit }}">{{ args.memory }}</memory>
+    <currentMemory unit="{{ args.memory_unit }}">{{ args.current_memory }}</currentMemory>
+    <vcpu placement="static">{{ args.vcpu }}</vcpu>
+    <os>
+        <type arch='{{ args.arch }}' machine='{{ args.machine }}'>hvm</type>
+        <!--boot dev='hd'/-->
+        <boot dev='cdrom'/>
+    </os>
+    <clock offset='{{ args.offset }}'/>
+        <on_poweroff>destroy</on_poweroff>
+        <on_reboot>restart</on_reboot>
+        <on_crash>destroy</on_crash>
+    <devices>
+        <emulator>{{ args.emulator }}</emulator>
+        <disk type="file" device="disk">
+            <driver name="qemu" type="raw"/>
+            <source file="{{ args.img_source }}"/>
+            <target dev="vda" bus="virtio"/>
+        </disk>
+        <disk type='file' device='cdrom'>
+            <source file='{{ args.iso_source }}'/>
+            <target dev='sda' bus='sata'/>
+        </disk>
+        <interface type="network">
+            <mac address="52:54:00:b6:8e:76"/>
+            <source network="default"/>
+            <model type="virtio"/>
+            <address type="pci" domain="0x0000" bus="0x01" slot="0x00" function="0x0"/>
+        </interface>
+        <!--graphics will be removed after testing as we probably won't need this-->
+        <graphics type='vnc' port='-1' listen='127.0.0.1'/>
+    </devices>
+    
+</domain>

templates/guest.html

@@ -0,0 +1,81 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
+    <title>Guests Info</title>
+    <link rel="stylesheet" href="assets/bootstrap/css/bootstrap.min.css">
+    <link rel="stylesheet" href="assets/css/Bootstrap-4---Table-Fixed-Header.css">
+</head>
+
+<body>  
+    <div class="container py-5">
+        <div class="col ">
+        <h3 class="text-center">Guest Detail</h4>
+        <hr>
+        <div class="tableFixHead">
+            <table class="table">
+                <thead class="thead-dark">
+                    <tr>
+                    <th scope="col">S.No.</th>
+                    <th scope="col">Guest Name</th>
+                    <th scope="col">Host Name</th>
+                    <th scope="col">ID</th>
+                    <th scope="col">Allocated<br>Memory(MiB)</th>
+                    <th scope="col">Allocated<br>CPUs</th>
+                    <th scope="col">Status</th>
+                    <th scope="col">UUID</th>
+                    </tr>
+                </thead>
+                <tbody id="table-body"></tbody>
+                    
+                    {% if guest_data %}
+                        {% for data in guest_data %}
+                            <tr id="${{ data.guestname }}">
+                                <th scope="row">{{ data.sn }}</th>
+                                <td>{{ data.guestname }}</td>
+                                <td>{{ data.hostname }}</td>
+                                <td>{{ data.id_ }}</td>
+                                <td>{{ data.mem }}</td>
+                                <td>{{ data.cpu }}</td>
+                                <td id="host-stat" class="{{ "text-success" if data.status=="Active" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                                <td>{{ data.uuid }}</td>
+                            </tr>
+
+                            <tr id="${{ data.guestname }}">
+                                <th scope="row">{{ data.sn }}</th>
+                                <td>{{ data.guestname }}</td>
+                                <td>{{ data.hostname }}</td>
+                                <td>{{ data.id_ }}</td>
+                                <td>{{ data.mem }}</td>
+                                <td>{{ data.cpu }}</td>
+                                <td id="host-stat" class="{{ "text-success" if data.status=="Active" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                                <td>{{ data.uuid }}</td>
+                            </tr>
+
+                            <tr id="${{ data.guestname }}">
+                                <th scope="row">{{ data.sn }}</th>
+                                <td>{{ data.guestname }}</td>
+                                <td>{{ data.hostname }}</td>
+                                <td>{{ data.id_ }}</td>
+                                <td>{{ data.mem }}</td>
+                                <td>{{ data.cpu }}</td>
+                                <td id="host-stat" class="{{ "text-success" if data.status=="Active" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                                <td>{{ data.uuid }}</td>
+                            </tr>
+
+                            
+                        {% endfor %}
+                    {% endif %}
+                    
+            </table>
+        </div>
+      </div>
+    </div>
+
+    <script src="assets/js/jquery.min.js"></script>
+    <script src="assets/bootstrap/js/bootstrap.min.js"></script>
+</body>
+
+</html>

templates/host.html

@@ -0,0 +1,182 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
+    <title>Hosts Info</title>
+    <link rel="stylesheet" href="assets/bootstrap/css/bootstrap.min.css">
+    <link rel="stylesheet" href="{{ STATIC_PREFIX }}assets/css/Bootstrap-4---Table-Fixed-Header.css">
+</head>
+
+<body>  
+    <div class="container py-5">
+        <div class="col ">
+        <h3 class="text-center">Host Detail</h4>
+        <hr>
+        <div class="tableFixHead">
+            <table class="table">
+                <thead class="thead-dark">
+                    <tr>
+                    <th scope="col">S.No.</th>
+                    <th scope="col">Host Name</th>
+                    <th scope="col">CPUs<br>(Total / Free)</th>
+                    <th scope="col">Memory(MiB)<br>(Total / Free)</th>
+                    <th scope="col">Status</th>
+                    <th scope="col">URI</th>
+                    </tr>
+                </thead>
+                <tbody id="table-body"></tbody>
+                    
+                    <!--tr id="${data.hostname}">
+                        <th scope="row">1</th>
+                        <td>CentOS-8-Demo-a-1</td>
+                        <td>4 / 3</td>
+                        <td>3800 / 2800</td>
+                        <td id="host-stat" class="text-success"><b>Alive</b></td>
+                        <td>qemu:///system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">2</th>
+                        <td>CentOS-8-Demo-b-2</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 3800</td>
+                        <td id="host-stat" class="text-success"><b>Alive</b></td>
+                        <td>qemu+ssh:///system/something/user</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">3</th>
+                        <td>CentOS-8-Demo-g-0</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 2726</td>
+                        <td id="host-stat" class="text-secondary"><b>Dead</b></td>
+                        <td>qemu:///system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">4</th>
+                        <td>Win2k19-Demo-gz-30</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 2726</td>
+                        <td id="host-stat" class="text-secondary"><b>Dead</b></td>
+                        <td>qemu+ssh://pool@check2.homedevops/system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">5</th>
+                        <td>Linux-20-04-rc-302321</td>
+                        <td>8 / 5</td>
+                        <td>8800 / 6726</td>
+                        <td id="host-stat" class="text-success"><b>Alive</b></td>
+                        <td>qemu:///system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">6</th>
+                        <td>Win2k19-Demo-gz-30</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 2726</td>
+                        <td id="host-stat" class="text-secondary"><b>Dead</b></td>
+                        <td>qemu+ssh://pool@reserve.homedevops/system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">7</th>
+                        <td>Win2k19-Demo-gz-30</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 2726</td>
+                        <td id="host-stat" class="text-success"><b>Alive</b></td>
+                        <td>qemu:///system</td>
+                    </tr>
+
+                    <tr id="${data.hostname}">
+                        <th scope="row">8</th>
+                        <td>Win2k19-Demo-gz-30</td>
+                        <td>4 / 2</td>
+                        <td>3800 / 2726</td>
+                        <td id="host-stat" class="text-secondary"><b>Dead</b></td>
+                        <td>qemu+ssh://pool@check3.homedevops/system</td>
+                    </tr-->
+
+                    {% if host_data %}
+                        {% for data in host_data %}
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        <tr id="${{ data.hostname }}">
+                            <th scope="row">{{ data.sn }}</th>
+                            <td>{{ data.hostname }}</td>
+                            <td>{{ data.cpu.total }} / {{ data.cpu.free }}</td>
+                            <td>{{ data.mem.total }} / {{ data.mem.free }}</td>
+                            <td id="host-stat" class="{{ "text-success" if data.status=="Alive" else "text-secondary" }}"><b>{{ data.status }}</b></td>
+                            <td>{{ data.uri }}</td>
+                        </tr>
+                        {% endfor %}
+                    {% endif %}
+                    
+                    
+            </table>
+        </div>
+      </div>
+    </div>
+
+    <script src="assets/js/jquery.min.js"></script>
+    <script src="assets/bootstrap/js/bootstrap.min.js"></script>
+</body>
+
+</html>

templates/manage.html

@@ -0,0 +1,804 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="utf-8">
+<meta http-equiv="X-UA-Compatible" content="IE=edge">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<title>Manage Hosts</title>
+<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto|Varela+Round">
+<link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
+<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
+<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
+<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
+<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
+<style>
+    body {
+        color: #566787;
+		background: #74ebd5;
+        background: -webkit-linear-gradient(to right, #74ebd5, #ACB6E5);
+        background: linear-gradient(to right, #74ebd5, #ACB6E5);
+		font-family: 'Varela Round', sans-serif;
+		font-size: 13px;
+	}
+    
+	.table-responsive {
+        margin: 30px 0;
+    }
+	.table-wrapper {
+		min-width: 1000px;
+        background: #fff;
+        padding: 20px 25px;
+		border-radius: 3px;
+        box-shadow: 0 1px 1px rgba(0,0,0,.05);
+    }
+	.table-title {        
+		padding-bottom: 15px;
+		background: #435d7d;
+		color: #fff;
+		padding: 16px 30px;
+		margin: -20px -25px 10px;
+		border-radius: 3px 3px 0 0;
+    }
+    .table-title h2 {
+		margin: 5px 0 0;
+		font-size: 24px;
+	}
+	.table-title .btn-group {
+		float: right;
+	}
+	.table-title .btn {
+		color: #fff;
+		float: right;
+		font-size: 13px;
+		border: none;
+		min-width: 50px;
+		border-radius: 2px;
+		border: none;
+		outline: none !important;
+		margin-left: 10px;
+	}
+	.table-title .btn i {
+		float: left;
+		font-size: 21px;
+		margin-right: 5px;
+	}
+	.table-title .btn span {
+		float: left;
+		margin-top: 2px;
+	}
+    table.table tr th, table.table tr td {
+        border-color: #e9e9e9;
+		padding: 12px 15px;
+		vertical-align: middle;
+    }
+	table.table tr th:first-child {
+		width: 60px;
+	}
+	table.table tr th:last-child {
+		width: 100px;
+	}
+    table.table-striped tbody tr:nth-of-type(odd) {
+    	background-color: #fcfcfc;
+	}
+	table.table-striped.table-hover tbody tr:hover {
+		background: #f5f5f5;
+	}
+    table.table th i {
+        font-size: 13px;
+        margin: 0 5px;
+        cursor: pointer;
+    }	
+    table.table td:last-child i {
+		opacity: 0.9;
+		font-size: 22px;
+        margin: 0 5px;
+    }
+	table.table td a {
+		font-weight: bold;
+		color: #566787;
+		display: inline-block;
+		text-decoration: none;
+		outline: none !important;
+	}
+	table.table td a:hover {
+		color: #2196F3;
+	}
+	table.table td a.edit {
+        color: #FFC107;
+    }
+    table.table td a.delete {
+        color: #F44336;
+    }
+    table.table td i {
+        font-size: 19px;
+    }
+	table.table .avatar {
+		border-radius: 50%;
+		vertical-align: middle;
+		margin-right: 10px;
+	}
+    .pagination {
+        float: right;
+        margin: 0 0 5px;
+    }
+    .pagination li a {
+        border: none;
+        font-size: 13px;
+        min-width: 30px;
+        min-height: 30px;
+        color: #999;
+        margin: 0 2px;
+        line-height: 30px;
+        border-radius: 2px !important;
+        text-align: center;
+        padding: 0 6px;
+    }
+    .pagination li a:hover {
+        color: #666;
+    }	
+    .pagination li.active a, .pagination li.active a.page-link {
+        background: #03A9F4;
+    }
+    .pagination li.active a:hover {        
+        background: #0397d6;
+    }
+	.pagination li.disabled i {
+        color: #ccc;
+    }
+    .pagination li i {
+        font-size: 16px;
+        padding-top: 6px
+    }
+    .hint-text {
+        float: left;
+        margin-top: 10px;
+        font-size: 13px;
+    }    
+	/* Custom checkbox */
+	.custom-checkbox {
+		position: relative;
+	}
+	.custom-checkbox input[type="checkbox"] {    
+		opacity: 0;
+		position: absolute;
+		margin: 5px 0 0 3px;
+		z-index: 9;
+	}
+	.custom-checkbox label:before{
+		width: 18px;
+		height: 18px;
+	}
+	.custom-checkbox label:before {
+		content: '';
+		margin-right: 10px;
+		display: inline-block;
+		vertical-align: text-top;
+		background: white;
+		border: 1px solid #bbb;
+		border-radius: 2px;
+		box-sizing: border-box;
+		z-index: 2;
+	}
+	.custom-checkbox input[type="checkbox"]:checked + label:after {
+		content: '';
+		position: absolute;
+		left: 6px;
+		top: 3px;
+		width: 6px;
+		height: 11px;
+		border: solid #000;
+		border-width: 0 3px 3px 0;
+		transform: inherit;
+		z-index: 3;
+		transform: rotateZ(45deg);
+	}
+	.custom-checkbox input[type="checkbox"]:checked + label:before {
+		border-color: #03A9F4;
+		background: #03A9F4;
+	}
+	.custom-checkbox input[type="checkbox"]:checked + label:after {
+		border-color: #fff;
+	}
+	.custom-checkbox input[type="checkbox"]:disabled + label:before {
+		color: #b8b8b8;
+		cursor: auto;
+		box-shadow: none;
+		background: #ddd;
+	}
+	/* Modal styles */
+	.modal .modal-dialog {
+		max-width: 400px;
+	}
+	.modal .modal-header, .modal .modal-body, .modal .modal-footer {
+		padding: 20px 30px;
+	}
+	.modal .modal-content {
+		border-radius: 3px;
+	}
+	.modal .modal-footer {
+		background: #ecf0f1;
+		border-radius: 0 0 3px 3px;
+	}
+    .modal .modal-title {
+        display: inline-block;
+    }
+	.modal .form-control {
+		border-radius: 2px;
+		box-shadow: none;
+		border-color: #dddddd;
+	}
+	.modal textarea.form-control {
+		resize: vertical;
+	}
+	.modal .btn {
+		border-radius: 2px;
+		min-width: 100px;
+	}	
+	.modal form label {
+		font-weight: normal;
+	}
+
+	#overlay{
+		position: absolute;
+		top:0;
+		left:0;
+		width: 100%;
+		height: 100%;
+		background: black;
+		opacity: .5;
+		display: none;
+		justify-content: center;
+		align-items: center;
+		z-index: 200;
+	}
+
+	.loader {
+		
+		border: 10px solid #f3f3f3;
+		border-radius: 50%;
+		border-top: 10px solid #4e729e;
+		
+		width: 70px;
+		height: 70px;
+		-webkit-animation: spin .4s linear infinite; /* Safari */
+		animation: spin .4s linear infinite;
+		
+	  }
+	  
+	  /* Safari */
+	  @-webkit-keyframes spin {
+		0% { -webkit-transform: rotate(0deg); }
+		100% { -webkit-transform: rotate(360deg); }
+	  }
+	  
+	  @keyframes spin {
+		0% { transform: rotate(0deg); }
+		100% { transform: rotate(360deg); }
+	  }
+</style>
+<script>
+$(document).ready(function(){
+//window.onload= function(){
+	// Activate tooltip
+	$('[data-toggle="tooltip"]').tooltip();
+	
+	// Select/Deselect checkboxes
+	var checkbox = $('table tbody input[type="checkbox"]');
+	$("#selectAll").click(function(){
+		if(this.checked){
+			checkbox.each(function(){
+				this.checked = true;                        
+			});
+		} else{
+			checkbox.each(function(){
+				this.checked = false;                        
+			});
+		} 
+	});
+	checkbox.click(function(){
+		if(!this.checked){
+			$("#selectAll").prop("checked", false);
+		}
+	});
+
+    var actions = '<td>\
+				        <a href="#" class="edit" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Edit">&#xE254;</i></a>\
+						<a href="#" class="delete" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Delete">&#xE872;</i></a>\
+					</td>'
+    var row = '<tr>';
+
+	$("#add-hostname").change((obj)=>{
+		console.log(obj.target.value)
+
+		$.post({
+			contentType: 'application/json',
+			dataType: 'json',
+			data: JSON.stringify({"hostname": obj.target.value}),
+			url: "/query_host",
+			beforeSend: ()=>{$("#overlay").css("display", "flex");},
+			complete: ()=>{$("#overlay").css("display", "none");},
+			error:function () {
+				alert('An error occured while querying host. Please try again later.');
+			},
+			success: function(response) {
+				
+				if(response.done){
+					$("table").append(row)
+
+					input= $("#add-modal").find("input");
+					input.each(function(index){
+						var elem = this
+						if(elem.type=="checkbox"){
+							if(response.gpu){
+								$(elem)[0].checked = true
+							}
+							else{
+								$(elem)[0].checked= false;
+							}
+							
+						}
+						else{
+							
+							elem.value= response.data[index]
+						}
+					});
+
+					$("#add")[0].disabled = false;
+
+				}
+				else{
+					alert(`Error: ${response.msg}`);
+				}
+				
+			}
+			
+		});
+	});
+
+	$("input:checkbox").on("click", false);
+
+    $("#add-form").submit((e)=>{
+		e.preventDefault();
+		$("#add")[0].disabled = true;
+        
+        if($("#add-form")[0].checkValidity()){
+
+            var requestData={
+                data: []
+            }
+
+            par = $("#add").parent().parent();
+            bdy= par.find(".modal-body");
+            input= bdy.find("input");
+            input.each(function(){
+                var elem = this
+                if(elem.type=="checkbox"){
+                    if(elem.checked){
+                        requestData.gpu= "Yes"
+                        row += '<td class="text-success">Yes</td>'
+                    }
+                    else{
+                        requestData.gpu= "No"
+                        row += '<td class="text-secondary">No</td>'
+                    }
+                    elem.checked= false;
+                    
+                }
+                else{
+                    requestData.data.push(elem.value)
+                    row += `<td>${elem.value}</td>`
+                    elem.value=""
+                }
+            });
+
+            requestData.power= $(".sel-add").find(":selected").text()
+            row += `<td>${$(".sel-add").find(":selected").text()}</td>`
+            row += actions + '</tr>';
+
+            //make the AJAX call over POST
+            
+            $.post({
+                contentType: 'application/json',
+                dataType: 'json',
+                data: JSON.stringify(requestData),
+                url: "/add_host",
+                error:function () {
+                    alert('An error occured while adding host. Please try again later.');
+                },
+                success: function(response) {
+                    
+                    if(response.done){
+                        $("table").append(row)
+                    }
+                    else{
+                        alert(`Error: ${response.msg}`);
+                    }
+
+                    row= '<tr>'
+                }
+                
+            });
+
+            
+            
+            $('.sel-add option:contains("Always On")').prop('selected', true)
+
+            $("#addHostModal").modal('toggle');
+
+        }
+
+    });
+
+    var curr_idx= -1
+    $("table").on('click', 'a.edit', function(){
+        //console.log(idx);
+        td= $(this).parents("tr").find("td:not(:last-child)")
+        curr_idx= $(this).parents("tr").index()
+        data= []
+        td.each(function(){
+            data.push($(this).text())
+        });
+
+        bdy= $("#edit-form").find(".modal-body")
+        input= bdy.find("input");
+        input.each(function(index){
+            var elem = this
+            if(elem.type=="checkbox"){
+                if(data[5]=="Yes"){
+                    $(elem).prop('checked', true)
+                }
+                else{
+                    $(elem).prop('checked', false)
+                }
+                
+            }
+            else{
+                elem.value= data[index]
+            }
+        });
+        $(`.sel-edit option:contains(${data[6]})`).prop('selected', true)
+        $("#editHostModal").modal('toggle');
+
+
+    });
+
+    $("#edit-form").submit((e)=>{
+        e.preventDefault();
+        
+        if($("#edit-form")[0].checkValidity()){
+			var requestData={
+                data: []
+            }
+
+            par = $("#save").parent().parent();
+            bdy= par.find(".modal-body");
+            input= bdy.find("input");
+            input.each(function(){
+                var elem = this //.children[1];
+                if(elem.type=="checkbox"){
+                    if(elem.checked){
+                        requestData.gpu= "Yes"
+                        row += '<td class="text-success">Yes</td>'
+                    }
+                    else{
+                        requestData.gpu= "No"
+                        row += '<td class="text-secondary">No</td>'
+                    }
+                    elem.checked= false;
+                    
+                }
+                else{
+                    requestData.data.push(elem.value)
+                    row += `<td>${elem.value}</td>`
+                    elem.value=""
+                }
+            });
+
+			requestData.power= $(".sel-edit").find(":selected").text()
+            row += `<td>${$(".sel-edit").find(":selected").text()}</td>`
+			row += actions + '</tr>';
+			
+			$.post({
+                contentType: 'application/json',
+                dataType: 'json',
+                data: JSON.stringify(requestData),
+                url: "/edit_host",
+                error:function () {
+                    alert('An error occured while updating host. Please try again later.');
+                },
+                success: function(response) {
+                    
+                    if(response.done){
+
+                        $("table tbody tr").eq(curr_idx).remove()
+						if(curr_idx==0){
+							$("table tbody tr:first").before(row)
+							
+						}
+						else{
+							$("table tbody tr").eq(curr_idx-1).after(row)
+							
+						}
+
+                    }
+                    else{
+                        alert(`Error: ${response.msg}`);
+                    }
+
+                    row= '<tr>'
+					$('.sel-edit option:contains("Always On")').prop('selected', true)
+					curr_idx= -1
+                }
+                
+            });
+            
+            
+            $("#editHostModal").modal('toggle');
+        }
+
+    });
+
+    var del_idx= -1
+    $("table").on('click', 'a.delete', function(){
+        hname= $(this).parents("tr").find("td:first").text()
+        del_idx = $(this).parents("tr").index()
+        bdy= $("#edit-form").find(".modal-body")
+        p= bdy.find(".info")
+        $("#info-text").text(`Are you sure you want to delete ${hname}?`)
+
+        $("#deleteHostModal").modal('toggle')
+
+    });
+
+    $("#delete-form").submit((e)=>{
+		e.preventDefault();
+		requestData = {
+			hostname: $("table tbody tr").eq(del_idx).find("td:first").text()
+		}
+		$.post({
+			contentType: 'application/json',
+			dataType: 'json',
+			data: JSON.stringify(requestData),
+			url: "/delete_host",
+			error:function () {
+				alert('An error occured while deleting host. Please try again later.');
+			},
+			success: function(response) {
+				
+				$("table tbody tr").eq(del_idx).remove()
+				del_idx= -1
+			}
+			
+		});
+
+        
+		$("#deleteHostModal").modal('toggle')
+		
+
+    });
+    
+
+//}
+});
+</script>
+</head>
+<body>
+    <div class="container">
+		<div class="table-responsive">
+			<div class="table-wrapper">
+				<div class="table-title">
+					<div class="row">
+						<div class="col-xs-6">
+							<h2>Manage <b>Hosts</b></h2>
+						</div>
+						<div class="col-xs-6">
+							<a href="#addHostModal" class="btn btn-success" data-toggle="modal"><i class="material-icons">&#xE147;</i> <span>Add New Host</span></a>
+							
+                        </div>
+					</div>
+				</div>
+				<table class="table table-striped table-hover" id="main-table">
+					<thead>
+						<tr>
+							<!--th>
+								<span class="custom-checkbox">
+									<input type="checkbox" id="selectAll">
+									<label for="selectAll"></label>
+								</span>
+							</th-->
+							<th>HostName</th>
+							<th>CPUs</th>
+							<th>Memory</th>
+                            <th>Ip Address</th>
+                            <th>Mac Address</th>
+                            <th>GPU</th>
+                            <th>Power Option</th>
+							<th>Actions</th>
+						</tr>
+					</thead>
+					<tbody>
+						<tr>
+							<td>Host1</td>
+							<td>4</td>
+							<td>7826</td>
+                            <td>34.10.20.0</td>
+                            <td>9C-35-5B-5F-4C-D7</td>
+                            <td class="text-secondary">No</td>
+                            <td>Always On</td>
+							<td>
+								<a href="#" class="edit" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Edit">&#xE254;</i></a>
+								<a href="#" class="delete" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Delete">&#xE872;</i></a>
+							</td>
+						</tr>
+						<tr>
+							<td>Host2</td>
+							<td>8</td>
+							<td>7826</td>
+                            <td>34.10.20.0</td>
+                            <td>9C-35-5B-5F-4C-D7</td>
+                            <td class="text-success">Yes</td>
+                            <td>Wake on LAN</td>
+							<td>
+								<a href="#" class="edit" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Edit">&#xE254;</i></a>
+								<a href="#" class="delete" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Delete">&#xE872;</i></a>
+							</td>
+						</tr>
+                        <tr>
+							<td>Host3</td>
+							<td>4</td>
+							<td>4096</td>
+                            <td>34.10.20.0</td>
+                            <td>9C-35-5B-5F-4C-D7</td>
+                            <td class="text-secondary">No</td>
+                            <td>Tasmota</td>
+							<td>
+								<a href="#" class="edit" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Edit">&#xE254;</i></a>
+								<a href="#" class="delete" data-toggle="modal"><i class="material-icons" data-toggle="tooltip" title="Delete">&#xE872;</i></a>
+							</td>
+						</tr>
+					</tbody>
+				</table>
+
+			</div>
+		</div>        
+    </div>
+	<!-- Add Modal -->
+	<div id="addHostModal" class="modal fade">
+		<div id="overlay">
+			<div class="loader"></div>
+		</div>
+		<div class="modal-dialog">
+			<div class="modal-content">
+				<form id="add-form">
+					<div class="modal-header">						
+						<h4 class="modal-title">Add Host</h4>
+						<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
+					</div>
+					<div class="modal-body" id="add-modal">					
+						<div class="form-group">
+							<label>HostName</label>
+							<input id="add-hostname" type="text" class="form-control" required>
+						</div>
+						<div class="form-group">
+							<label>CPUs</label>
+							<input type="number" class="form-control" disabled>
+						</div>
+						<div class="form-group">
+							<label>Memory</label>
+							<input type="number" class="form-control" disabled>
+						</div>
+                        <div class="form-group">
+							<label>Ip Address</label>
+							<input type="text" class="form-control" disabled>
+						</div>
+                        <div class="form-group">
+							<label>Mac Address</label>
+							<input type="text" class="form-control" disabled>
+						</div>
+						<div class="form-group">
+							<label>GPU Available </label>
+                            <input type="checkbox" id="selectAll">
+                            <!--span class="custom-checkbox">
+                                <input type="checkbox" id="selectAll">
+                                <label for="selectAll"></label>
+                            </span-->
+						</div>
+                        <div class="form-group">
+							<label>Power Option</label>
+							<select class="browser-default custom-select sel-add" type="select">
+                                <option selected>Always On</option>
+                                <option >Wake on LAN</option>
+                                <option >Tasmota</option>
+                            </select>
+						</div>
+                        
+					</div>
+					<div class="modal-footer">
+						<input type="button" class="btn btn-default" data-dismiss="modal" value="Cancel">
+						<input type="submit" class="btn btn-success" value="Add" id="add" disabled>
+					</div>
+				</form>
+			</div>
+		</div>
+	</div>
+	
+	<!-- Edit Modal HTML -->
+	<div id="editHostModal" class="modal fade">
+		<div class="modal-dialog">
+			<div class="modal-content">
+				<form id="edit-form">
+					<div class="modal-header">						
+						<h4 class="modal-title">Edit Host</h4>
+						<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
+					</div>
+					<div class="modal-body">					
+						<div class="form-group">
+							<label>HostName</label>
+							<input type="text" class="form-control" required>
+						</div>
+						<div class="form-group">
+							<label>CPUs</label>
+							<input type="number" class="form-control" disabled>
+						</div>
+						<div class="form-group">
+							<label>Memory</label>
+							<input type="number" class="form-control" disabled>
+						</div>
+                        <div class="form-group">
+							<label>Ip Address</label>
+							<input type="text" class="form-control" disabled>
+						</div>
+                        <div class="form-group">
+							<label>Mac Address</label>
+							<input type="text" class="form-control" disabled>
+						</div>
+						<div class="form-group">
+							<label>GPU Available </label>
+                            <input type="checkbox" id="selectAll" disabled>
+                            <!--span class="custom-checkbox">
+                                <input type="checkbox" id="selectAll">
+                                <label for="selectAll"></label>
+                            </span-->
+						</div>
+                        <div class="form-group">
+							<label>Power Option</label>
+							<select class="browser-default custom-select sel-edit" type="select">
+                                <option selected>Always On</option>
+                                <option >Wake on LAN</option>
+                                <option >Tasmota</option>
+                            </select>
+						</div>
+                        
+					</div>
+					<div class="modal-footer">
+						<input type="button" class="btn btn-default" data-dismiss="modal" value="Cancel">
+						<input type="submit" class="btn btn-success" value="Save" id="save">
+					</div>
+				</form>
+			</div>
+		</div>
+	</div>
+	<!-- Delete Modal HTML -->
+	<div id="deleteHostModal" class="modal fade">
+		<div class="modal-dialog">
+			<div class="modal-content">
+				<form id="delete-form">
+					<div class="modal-header">
+						<h4 class="modal-title">Delete Host</h4>
+						<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
+					</div>
+					<div class="modal-body">					
+						<p id="info-text"></p>
+						<p class="text-warning"><small>This action cannot be undone.</small></p>
+					</div>
+					<div class="modal-footer">
+						<input type="button" class="btn btn-default" data-dismiss="modal" value="Cancel">
+						<input type="submit" class="btn btn-danger" value="Delete" id=delete>
+					</div>
+				</form>
+			</div>
+		</div>
+	</div>
+	
+</body>
+</html>

virtpool.py

@@ -7,33 +7,49 @@ import sys
 import cherrypy
 import libvirt
 import json
-import threading
 from multiprocessing.pool import ThreadPool
+
 pool = ThreadPool(processes=1)
 
 import uuid
 from jinja2 import Environment, FileSystemLoader
+
 PATH = os.path.dirname(os.path.abspath(__file__))
 
+import configparser
+
+config = configparser.ConfigParser()
+config.read("config.ini")
+
 TEMPLATE_ENVIRONMENT = Environment(
     autoescape=False,
-    loader=FileSystemLoader(os.path.join(PATH, 'templates')),
+    loader=FileSystemLoader(os.path.join(PATH, "templates")),
-    trim_blocks=False)
+    trim_blocks=False,
+)
+
+# TEMPLATE_ENVIRONMENT.globals['STATIC_PREFIX'] = '/templates/'
 
-#TEMPLATE_ENVIRONMENT.globals['STATIC_PREFIX'] = '/templates/'
 
 def render_template(template_filename, context):
     return TEMPLATE_ENVIRONMENT.get_template(template_filename).render(context)
 
 
-class Client():
+class Client:
     """Main manager class"""
-    uris = [
+
+    """ uris = [
                 #'qemu+ssh://pool@reserve.homedevops/system',
                 #'qemu+ssh://root@check2.homedevops/system',
                 #'qemu+ssh://root@check3.homedevops/system'
                 'qemu:///system'
-            ]
+            ] """
+
+    host_str = config["host"]["available_hosts"]
+    uris = [
+        each.strip()
+        for each in host_str.replace("'", "").replace('"', "").split(",")
+        if each.strip()
+    ]
 
     def __init__(self):
         self.status = {}
@@ -58,16 +74,14 @@ class Client():
             for did in domain_ids:
                 dom = c.lookupByID(did)
                 state, maxmem, mem2, cpus, cput = dom.info()
-                usedmem += maxmem/1024
+                usedmem += maxmem / 1024
                 usedcpus += cpus
 
             out += "{}: {}/{} CPUs free,{}MiB/{}MiB memory free<br/>\n".format(
-                    n,
+                n, cpus - usedcpus, cpus, str((mem - usedmem)), str(mem)
-                    cpus - usedcpus, cpus,
+            )
-                    str((mem - usedmem)),
-                    str(mem))
         return out
-    
+
     @cherrypy.expose
     def create(
         self,
@@ -77,21 +91,21 @@ class Client():
         domain_type="kvm",
         memory_unit="MiB",
         memory=1024,
-        current_memory= 1024,
+        current_memory=1024,
         vcpu=2,
         arch="x86_64",
         machine="pc-q35-4.2",
         offset="utc",
-        emulator="/usr/bin/qemu-system-x86_64"
+        emulator="/usr/bin/qemu-system-x86_64",
-        ):
+    ):
 
-        """ create a VM with given specs
+        """create a VM with given specs
         boot it and return the ID for future ref
         """
 
-        #TODO: Check host resources(cpus, mem, etc.) before creating a VM
+        # TODO: Check host resources(cpus, mem, etc.) before creating a VM
 
-        param= {
+        param = {
             "name": name,
             "uuid": str(uuid.uuid4()),
             "iso_source": iso_source,
@@ -100,125 +114,177 @@ class Client():
             "memory_unit": memory_unit,
             "memory": memory,
             "current_memory": current_memory,
-            "vcpu":vcpu,
+            "vcpu": vcpu,
             "arch": arch,
             "machine": machine,
             "offset": offset,
             "emulator": emulator,
         }
 
-        context= {
+        context = {"args": param}
-            'args': param
-        }
 
-        xml= render_template("config.tmpl.xml", context)
+        xml = render_template("config.tmpl.xml", context)
-        #print(xml)
+        # print(xml)
 
-        host= self.connections[self.uris[0]]
+        host = self.connections[self.uris[0]]
         if host:
             async_result = pool.apply_async(self.__create_vm, (host, xml))
             return async_result.get()
         return "No host available"
 
-    
     def __create_vm(self, host, xml):
         try:
-            vm= host.createXML(xml)
+            vm = host.createXML(xml)
-            return json.dumps({"uuid":vm.UUIDString(), "id":vm.ID(), "status":1})
+            return json.dumps({"uuid": vm.UUIDString(), "id": vm.ID(), "status": 1})
         except Exception as e:
-            return json.dumps({"err":str(e), "status":0})
+            return json.dumps({"err": str(e), "status": 0})
-    
+
     @cherrypy.expose
     def gethost(self):
         """
         It'll show relevant info about all available hosts
         """
 
-        host_data= []
+        host_data = []
-        
+
         for i, each in enumerate(self.uris):
-            tmp= {}
+            tmp = {}
-            c= self.connections[each]
+            c = self.connections[each]
             nodeinfo = c.getInfo()
             mem = nodeinfo[1]
             cpus = nodeinfo[2]
             usedmem = 0
             usedcpus = 0
 
-            tmp["sn"]= i+1
+            tmp["sn"] = i + 1
-            tmp["hostname"]= c.getHostname()
+            tmp["hostname"] = c.getHostname()
-            tmp["status"]= "Alive" if c.isAlive() else "Dead"
+            tmp["status"] = "Alive" if c.isAlive() else "Dead"
-            tmp["uri"]= c.getURI()
+            tmp["uri"] = c.getURI()
-            tmp["cpu"]= {}
+            tmp["cpu"] = {}
-            tmp["mem"]= {}
+            tmp["mem"] = {}
 
             domain_ids = c.listDomainsID()
             for did in domain_ids:
                 dom = c.lookupByID(did)
                 state, maxmem, mem2, cpus2, cput = dom.info()
-                usedmem += maxmem/1024
+                usedmem += maxmem / 1024
                 usedcpus += cpus2
-            
+
-            tmp["cpu"]["total"]= cpus
+            tmp["cpu"]["total"] = cpus
-            tmp["cpu"]["free"]= cpus - usedcpus
+            tmp["cpu"]["free"] = cpus - usedcpus
-            tmp["mem"]["total"]= mem
+            tmp["mem"]["total"] = mem
-            tmp["mem"]["free"]= int(mem - usedmem)
+            tmp["mem"]["free"] = int(mem - usedmem)
 
             host_data.append(tmp)
-        
+
         return render_template("host.html", {"host_data": host_data})
-    
+
     @cherrypy.expose
     def getguest(self):
         """
         It'll show host-wise available guests and detailed info about them
         """
-        
+
-        guest_data= []
+        guest_data = []
-        cnt=0
+        cnt = 0
         for i, each in enumerate(self.uris):
-            c= self.connections[each]
+            c = self.connections[each]
             for did in c.listDomainsID():
-                dom= c.lookupByID(did)
+                dom = c.lookupByID(did)
-                tmp= {
+                tmp = {
-                    "sn": cnt+1,
+                    "sn": cnt + 1,
                     "guestname": dom.name(),
                     "hostname": c.getHostname(),
                     "id_": dom.ID(),
-                    "mem": int(dom.info()[1]/1024),
+                    "mem": int(dom.info()[1] / 1024),
                     "cpu": dom.info()[3],
                     "status": "Active" if dom.isActive() else "Inactive",
-                    "uuid": dom.UUIDString()
+                    "uuid": dom.UUIDString(),
                 }
 
                 guest_data.append(tmp)
-                cnt+=1
+                cnt += 1
-            
+
         return render_template("guest.html", {"guest_data": guest_data})
 
-    
+    @cherrypy.expose
-    def manage_host(self,host_id):
+    def manage(self):
-        pass
+        # get available hosts from the database(if it's stored in one)
+        # and return the updated template
+
+        return render_template("manage.html", {})
+
+    @cherrypy.expose
+    @cherrypy.tools.json_in()
+    @cherrypy.tools.json_out()
+    def query_host(self):
+        # make ajax call to query host
+
+        json_obj = cherrypy.request.json
+        print(json_obj)
+        import time
+
+        time.sleep(1)  # simulate delay
+        return {
+            "data": [json_obj["hostname"], 4, 4096, "10.56.0.1", "9C-35-5B-5F-4C-D7"],
+            "gpu": True,
+            "done": True,
+            "msg": "",
+        }
+
+    @cherrypy.expose
+    @cherrypy.tools.json_in()
+    @cherrypy.tools.json_out()
+    def add_host(self):
+        # make ajax call to add host, maybe save it in a database
+
+        json_obj = cherrypy.request.json
+        print(json_obj)
+        return {"done": True, "msg": ""}
+
+    @cherrypy.expose
+    @cherrypy.tools.json_in()
+    @cherrypy.tools.json_out()
+    def edit_host(self):
+        # make ajax call to edit host. Update it in database
+
+        json_obj = cherrypy.request.json
+
+        print(json_obj)
+        return {"done": True, "msg": ""}
+
+    @cherrypy.expose
+    @cherrypy.tools.json_in()
+    @cherrypy.tools.json_out()
+    def delete_host(self):
+        # make ajax call to delete host from database
+
+        json_obj = cherrypy.request.json
+
+        print(json_obj)
+        return {"done": True, "msg": ""}
+
 
 ROOT = Client()
-CONF = os.path.join(os.path.dirname(__file__), 'site.conf')
+CONF = os.path.join(os.path.dirname(__file__), "site.conf")
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     # cherrypy.config.update(CONF)
-    cherrypy.server.socket_host = '127.0.0.1'
+    cherrypy.server.socket_host = config["server"].get("server_host", "127.0.0.1")
-    cherrypy.server.socket_port = 8080
+    cherrypy.server.socket_port = config["server"].getint("server_port", 8080)
     ENGINE = cherrypy.engine
     # cherrypy.process.plugins.Daemonizer(engine).subscribe()
     # cherrypy.process.plugins.DropPrivileges(
     #    ENGINE, uid='cherrypy', gid='cherrypy').subscribe()
-    cherrypy.tree.mount(Client(),
+    cherrypy.tree.mount(
-    '/',
+        Client(),
-    config={
+        "/",
-       '/':{
+        config={
-           'tools.staticdir.on': True,
+            "/": {
-           'tools.staticdir.dir': PATH+"/templates"
+                "tools.staticdir.on": True,
-       }
+                "tools.staticdir.dir": PATH + "/templates",
-    }
+            }
+        },
     )
     if hasattr(ENGINE, "signal_handler"):
         ENGINE.signal_handler.subscribe()