* Possible fix for peers not updating subnet. This should finish up #11

* Initial Support for IPv6. #20

README.md

@@ -5,9 +5,11 @@ The wg-manager provides an easy-to-use graphical web interface to import, setup,
 The features of wg-manager includes:
 
 **Server**
+* IPv4 **and** IPv6 support
 * Create/Delete/Modify
 * Start/Stop/Restart server
-* Import existing
+* Import existing configurations
+* Export server config, along with client config as zip.
 
 **Peer**
 * Create/Delete/Modify
@@ -40,10 +42,14 @@ The features of wg-manager includes:
 
 ## Method #1: Docker-compose
 ```yaml
+version: "2.1"
+services:
   wireguard:
     container_name: wg-manager
     image: perara/wg-manager
     restart: always
+    sysctls:
+      net.ipv6.conf.all.disable_ipv6: 0  # Required for IPV6
     cap_add:
       - NET_ADMIN
     #network_mode: host # Alternatively
@@ -91,6 +97,10 @@ When docker container/server has started, go to http://localhost:8888
 | LOG_LEVEL        | Logging level of gunicorn/python                                          | info        |
 | ADMIN_USERNAME   | Default admin username on database creation                               | admin       |
 | ADMIN_PASSWORD   | Default admin password on database creation                               | admin       |
+| POST_UP          | The POST_UP Command (version 4)                                           | default     |
+| POST_DOWN        | The POST_DOWN Command (version 4)                                         | default     |
+| POST_UP_V6       | The POST_UP Command (version 6)                                           | default     |
+| POST_DOWN_V6     | The POST_DOWN Command (version 6)                                         | default     |
 
 # Showcase
 ![Illustration](docs/images/0.png)

docker-compose.yaml

@@ -0,0 +1,24 @@
+version: "2.1"
+services:
+
+  server:
+    container_name: wg-manager
+    build: .
+    restart: always
+    sysctls:
+      net.ipv6.conf.all.disable_ipv6: 0
+    cap_add:
+      - NET_ADMIN
+    #network_mode: host # Alternatively
+    ports:
+      - 11820:11820/udp
+      - 51800-51900:51800-51900/udp
+      - 8888:8888
+    volumes:
+      - ./wg-manager:/config
+    environment:
+      HOST: 0.0.0.0
+      PORT: 8888
+      ADMIN_PASSWORD: admin
+      ADMIN_USERNAME: admin
+      WEB_CONCURRENCY: 2

docs/guides/docker_configuration.md

@@ -1,6 +1,7 @@
 # Docker Configuration
 ```bash
 docker run -d \
+--sysctl net.ipv6.conf.all.disable_ipv6=0 \
 --cap-add NET_ADMIN \
 --name wg-manager \
 #--net host \

wg_dashboard_backend/const.py

@@ -6,9 +6,10 @@ DATABASE_FILE = "/config/database.db" if IS_DOCKER else "./database.db"
 DATABASE_URL = f"sqlite:///{DATABASE_FILE}"
 
 os.makedirs("build", exist_ok=True)
-
-DEFAULT_POST_UP = os.getenv("POST_UP", "iptables -A FORWARD -i %i -j ACCEPT; iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE")
-DEFAULT_POST_DOWN = os.getenv("POST_DOWN", "iptables -D FORWARD -i %i -j ACCEPT; iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE")
+DEFAULT_POST_UP = os.getenv("POST_UP", "iptables -A FORWARD -i %i -j ACCEPT; iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE;")
+DEFAULT_POST_DOWN = os.getenv("POST_DOWN", "iptables -D FORWARD -i %i -j ACCEPT; iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE;")
+DEFAULT_POST_UP_v6 = os.getenv("POST_UP_V6", "ip6tables -A FORWARD -i %i -j ACCEPT; ip6tables -t nat -A POSTROUTING -o eth0 -j MASQUERADE;")
+DEFAULT_POST_DOWN_v6 = os.getenv("POST_DOWN_V6", "ip6tables -D FORWARD -i %i -j ACCEPT; ip6tables -t nat -D POSTROUTING -o eth0 -j MASQUERADE;")
 
 SECRET_KEY = ''.join(random.choices(string.ascii_uppercase + string.digits, k=64))
 ALGORITHM = "HS256"

wg_dashboard_backend/migrations/versions/004_create_server_subnet.py

@@ -6,7 +6,7 @@ def upgrade(migrate_engine):
     try:
         meta = MetaData(bind=migrate_engine)
         server = Table('server', meta, autoload=True)
-        subnet = Column('subnet', Text)
+        subnet = Column('subnet', Integer, nullable=False)
         subnet.create(server)
     except:
         pass

wg_dashboard_backend/migrations/versions/005_create_v6_address.py

@@ -0,0 +1,32 @@
+from sqlalchemy import *
+from migrate import *
+
+
+def upgrade(migrate_engine):
+    try:
+        meta = MetaData(bind=migrate_engine)
+        server = Table('server', meta, autoload=True)
+        v6_address_server = Column('v6_address', VARCHAR, unique=True, nullable=True)
+        v6_address_server.create(server)
+
+        meta = MetaData(bind=migrate_engine)
+        peer = Table('peer', meta, autoload=True)
+        v6_address_peer = Column('v6_address', VARCHAR, nullable=True)
+        v6_address_peer.create(peer)
+    except:
+        pass
+
+
+def downgrade(migrate_engine):
+    try:
+        meta = MetaData(bind=migrate_engine)
+        server = Table('server', meta, autoload=True)
+        server.c.v6_address.drop()
+
+        meta = MetaData(bind=migrate_engine)
+        peer = Table('peer', meta, autoload=True)
+        peer.c.v6_address.drop()
+    except:
+        pass
+
+

wg_dashboard_backend/migrations/versions/006_create_v6_subnet.py

@@ -0,0 +1,21 @@
+from sqlalchemy import *
+from migrate import *
+
+
+def upgrade(migrate_engine):
+    try:
+        meta = MetaData(bind=migrate_engine)
+        peer = Table('server', meta, autoload=True)
+        v6_subnet = Column('v6_subnet', INTEGER)
+        v6_subnet.create(peer)
+    except:
+        pass
+
+
+def downgrade(migrate_engine):
+    try:
+        meta = MetaData(bind=migrate_engine)
+        peer = Table('server', meta, autoload=True)
+        peer.c.v6_subnet.drop()
+    except:
+        pass

wg_dashboard_backend/models.py

@@ -23,6 +23,8 @@ class WGServer(Base):
     interface = Column(sqlalchemy.String, unique=True, index=True)
     subnet = Column(sqlalchemy.Integer, nullable=False)
     address = Column(sqlalchemy.String, unique=True)
+    v6_address = Column(sqlalchemy.String, unique=True)
+    v6_subnet = Column(sqlalchemy.Integer, nullable=False)
     listen_port = Column(sqlalchemy.String, unique=True)
     private_key = Column(sqlalchemy.String)
     public_key = Column(sqlalchemy.String)
@@ -43,6 +45,7 @@ class WGPeer(Base):
     id = Column(Integer, primary_key=True, index=True)
     name = Column(sqlalchemy.String, default="Unnamed")
     address = Column(sqlalchemy.String)
+    v6_address = Column(sqlalchemy.String)
     public_key = Column(sqlalchemy.String)
     private_key = Column(sqlalchemy.String)
     shared_key = Column(sqlalchemy.Text)

wg_dashboard_backend/requirements.txt

@@ -12,3 +12,4 @@ jinja2
 sqlalchemy_utils
 sqlalchemy-migrate
 requests
+uvicorn

wg_dashboard_backend/routers/v1/peer.py

@@ -1,5 +1,5 @@
 import ipaddress
-
+import itertools
 from fastapi import APIRouter, Depends, HTTPException
 from sqlalchemy.orm import Session
 
@@ -13,20 +13,18 @@ import script.wireguard
 router = APIRouter()
 
 
-@router.post("/add", response_model=schemas.WGPeer)
-def add_peer(
-        peer_add: schemas.WGPeerAdd,
-        sess: Session = Depends(middleware.get_db)
-):
-    server = schemas.WGServer(interface=peer_add.server_interface).from_db(sess)
-    peer = schemas.WGPeer(server_id=server.id)
-
-    address_space = set(ipaddress.ip_network(f"{server.address}/{server.subnet}", strict=False).hosts())
+def generate_ip_address(server: schemas.WGServer, v6):
+    if v6:
+        address_space = set(
+            itertools.islice(ipaddress.ip_network("fd42:42:42::1/64", strict=False).hosts(), 1, 1024)
+        )
+    else:
+        address_space = set(ipaddress.ip_network(f"{server.address}/{server.subnet}", strict=False).hosts())
     occupied_space = set()
 
     # Try add server IP to list.
     try:
-        occupied_space.add(ipaddress.ip_address(server.address.split("/")[0]))
+        occupied_space.add(ipaddress.ip_address(server.v6_address if v6 else server.address))
     except ValueError:
         pass
 
@@ -34,14 +32,27 @@ def add_peer(
 
         # Try add peer ip to list.
         try:
-            occupied_space.add(ipaddress.ip_address(p.address.split("/")[0]))
+            occupied_space.add(ipaddress.ip_address(p.v6_address if v6 else p.address))
         except ValueError as e:
             pass  # Ignore invalid addresses. These are out of address_space
 
     address_space -= occupied_space
 
     # Select first available address
-    peer.address = str(list(sorted(address_space)).pop(0))
+    return str(list(sorted(address_space)).pop(0))
+
+
+@router.post("/add", response_model=schemas.WGPeer)
+def add_peer(
+        peer_add: schemas.WGPeerAdd,
+        sess: Session = Depends(middleware.get_db)
+):
+    server = schemas.WGServer(interface=peer_add.server_interface).from_db(sess)
+    peer = schemas.WGPeer(server_id=server.id)
+
+    if server.v6_address:
+        peer.v6_address = generate_ip_address(server, v6=True)
+    peer.address = generate_ip_address(server, v6=False)
 
     # Private public key generation
     keys = script.wireguard.generate_keys()

wg_dashboard_backend/routers/v1/server.py

@@ -32,15 +32,30 @@ def add_interface(
         server: schemas.WGServerAdd,
         sess: Session = Depends(middleware.get_db)
 ):
-    server.post_up = server.post_up if server.post_up != "" else const.DEFAULT_POST_UP
-    server.post_down = server.post_up if server.post_up != "" else const.DEFAULT_POST_DOWN
+
+    # Configure POST UP with defaults if not manually set.
+    if server.post_up == "":
+        server.post_up = const.DEFAULT_POST_UP
+        if server.v6_address is not None:
+            server.post_up += const.DEFAULT_POST_UP_v6
+
+    # Configure POST DOWN with defaults if not manually set.
+    if server.post_down == "":
+        server.post_down = const.DEFAULT_POST_DOWN
+        if server.v6_address is not None:
+            server.post_down += const.DEFAULT_POST_DOWN_v6
+
     peers = server.peers if server.peers else []
 
     # Public/Private key
     try:
 
-        if server.filter_query(sess).count() != 0:
-            raise HTTPException(status_code=400, detail="The server interface %s already exists in the database" % server.interface)
+        if sess.query(models.WGServer)\
+                .filter(
+                    (models.WGServer.interface == server.interface) |
+                    (models.WGServer.address == server.address) |
+                    (models.WGServer.v6_address == server.v6_address)).count() != 0:
+            raise HTTPException(status_code=400, detail="The server interface or ip %s already exists in the database" % server.interface)
 
         if not server.private_key:
             keys = script.wireguard.generate_keys()
@@ -153,11 +168,14 @@ def edit_server(
             peer=peer,
             server=server
         ))
-        peer.sync(sess)
+
+        db_peer = models.WGPeer(**peer.dict())
+        sess.merge(db_peer)
+        sess.commit()
 
     script.wireguard.start_interface(server)
     server.is_running = script.wireguard.is_running(server)
-    server.sync(sess)
+    server.sync(sess)  # TODO - fix this sync mess.
     server.from_db(sess)
 
     return server

wg_dashboard_backend/schemas.py

@@ -114,6 +114,7 @@ class WGPeer(GenericModel):
     id: int = None
     name: str = None
     address: str = None
+    v6_address: str = None
     private_key: str = None
     public_key: str = None
     shared_key: str = None
@@ -144,7 +145,9 @@ class PSK(GenericModel):
 class WGServer(GenericModel):
     id: int = None
     address: str = None
+    v6_address: str = None
     subnet: int = None
+    v6_subnet: int = None
     interface: str
     listen_port: int = None
     endpoint: str = None

wg_dashboard_backend/script/wireguard.py

@@ -27,6 +27,9 @@ class WGPermissionsError(Exception):
     pass
 
 
+class WGPortAlreadyInUse(Exception):
+    pass
+
 class TempServerFile():
     def __init__(self, server: schemas.WGServer):
         self.server = server
@@ -82,8 +85,11 @@ def start_interface(server: schemas.WGServer):
             output = subprocess.check_output(const.CMD_WG_QUICK + ["up", server_file], stderr=subprocess.STDOUT)
             return output
         except Exception as e:
+            print(e.output)
             if b'already exists' in e.output:
                 raise WGAlreadyStartedError("The wireguard device %s is already started." % server.interface)
+            elif b'Address already in use' in e.output:
+                raise WGPortAlreadyInUse("The port %s is already used by another application." % server.listen_port)
 
 
 def stop_interface(server: schemas.WGServer):
@@ -92,7 +98,6 @@ def stop_interface(server: schemas.WGServer):
             output = subprocess.check_output(const.CMD_WG_QUICK + ["down", server_file], stderr=subprocess.STDOUT)
             return output
         except Exception as e:
-
             if b'is not a WireGuard interface' in e.output:
                 raise WGAlreadyStoppedError("The wireguard device %s is already stopped." % server.interface)
 
@@ -111,6 +116,7 @@ def is_running(server: schemas.WGServer):
         if output is None:
             return False
     except Exception as e:
+        print(e.output)
         if b'No such device' in e.output:
             return False
     return True
@@ -197,13 +203,16 @@ def move_server_dir(interface, interface1):
 def generate_config(obj: typing.Union[typing.Dict[schemas.WGPeer, schemas.WGServer], schemas.WGServer]):
     if isinstance(obj, dict) and "server" in obj and "peer" in obj:
         template = "peer.j2"
+        is_ipv6 = obj["server"].v6_address is not None
     elif isinstance(obj, schemas.WGServer) or isinstance(obj, models.WGServer):
         template = "server.j2"
+        is_ipv6 = obj.v6_address is not None
     else:
         raise ValueError("Incorrect input type. Should be WGPeer or WGServer")
 
     result = util.jinja_env.get_template(template).render(
-        data=obj
+        data=obj,
+        is_ipv6=is_ipv6
     )
 
     return result

wg_dashboard_backend/templates/peer.j2

@@ -1,5 +1,5 @@
 [Interface]
-Address = {{ data.peer.address }}/{{ data.server.subnet }}
+Address = {{ data.peer.address }}/{{ data.server.subnet }}{%- if is_ipv6 -%},{{ data.peer.v6_address }}/{{ data.server.v6_subnet }}{%- endif %}
 PrivateKey = {{ data.peer.private_key }}
 DNS = {{ data.peer.dns }}
 

wg_dashboard_backend/templates/server.j2

@@ -1,10 +1,10 @@
 [Interface]
-Address = {{ data.address }}/{{ data.subnet }}
+Address = {{ data.address }}/{{ data.subnet }}{%- if is_ipv6 -%},{{ data.v6_address }}/{{ data.v6_subnet }}{%- endif %}
 ListenPort = {{ data.listen_port }}
 PrivateKey = {{ data.private_key }}
 
-PostUp = {{ data.post_up }}
-PostDown = {{ data.post_down }}
+PostUp = {{ data.post_up }}{%- if is_ipv6 -%} {{ data.v6_post_up }}{%- endif %}
+PostDown = {{ data.post_down }}{%- if is_ipv6 -%} {{ data.v6_post_down }}{%- endif %}
 
 {% for peer in data.peers %}
 [Peer]
@@ -13,5 +13,5 @@ PublicKey = {{ peer.public_key }}
 {%- if peer.shared_key %}
 PresharedKey = {{ peer.shared_key }}
 {%- endif %}
-AllowedIPs = {{ peer.address }}/32
+AllowedIPs = {{ peer.address }}/32{%- if is_ipv6 -%},{{ peer.v6_address }}/128{%- endif %}
 {% endfor %}

wg_dashboard_frontend/src/app/page/dashboard/add-server/add-server.component.html

@@ -20,52 +20,91 @@
     <form [formGroup]="serverForm" class="add-server-form">
 
       <p><b>Essentials</b></p>
+
       <table class="add-server-full-width" cellspacing="0"><tr>
         <td>
           <mat-form-field class="add-server-full-width">
           <mat-label>Interface</mat-label>
-          <input formControlName="interface" matInput placeholder="wg0">
+          <input formControlName="interface" matInput [placeholder]="defaultInterface">
           </mat-form-field>
         </td>
+
+        <td>
+          <mat-form-field class="add-server-full-width">
+            <mat-label>Endpoint</mat-label>
+            <input formControlName="endpoint" matInput placeholder="my-address.com">
+          </mat-form-field>
+        </td>
+        <td>
+          <mat-form-field class="add-server-full-width">
+            <mat-label>Port</mat-label>
+            <input formControlName="listen_port" matInput [placeholder]="defaultListenPort">
+          </mat-form-field>
+        </td>
+
+
+
+      </tr></table>
+
+
+      <table class="add-server-full-width" cellspacing="0"><tr>
+
         <td>
           <mat-form-field class="add-server-full-width">
-          <mat-label>Address</mat-label>
-          <input formControlName="address" matInput placeholder="10.0.200.1">
+            <mat-label>IPv4 Address</mat-label>
+            <input formControlName="address" matInput [placeholder]="defaultIPv4Address">
           </mat-form-field>
         </td>
 
         <td>
           <mat-form-field matLine class="add-server-full-width">
             <mat-label>Subnet</mat-label>
-            <select [(ngModel)]='selectedSubnet' matNativeControl formControlName="subnet">
-              <option *ngFor="let subnet of subnets" [value]="subnet">/{{subnet}}</option>
+            <select matNativeControl formControlName="subnet">
+              <option *ngFor="let v4Subnet of v4Subnets" [value]="v4Subnet">/{{v4Subnet}}</option>
             </select>
 
           </mat-form-field>
         </td>
 
+
       </tr></table>
 
       <table class="add-server-full-width" cellspacing="0"><tr>
+        <td>
+          <mat-checkbox [checked]="true" #hasIPV6Support (change)="ipv6SupportChanged($event)">IPv6 Support</mat-checkbox>
+        </td>
+
+
+      </tr></table>
+
+      <table *ngIf="hasIPV6Support.checked" class="add-server-full-width" cellspacing="0"><tr>
+
         <td>
           <mat-form-field class="add-server-full-width">
-            <mat-label>Endpoint</mat-label>
-            <input formControlName="endpoint" matInput placeholder="my-address.com">
+            <mat-label>IPv6 Address</mat-label>
+            <input formControlName="v6_address" matInput [placeholder]="defaultIPv6Address">
           </mat-form-field>
         </td>
+
         <td>
-          <mat-form-field class="add-server-full-width">
-            <mat-label>Port</mat-label>
-            <input formControlName="listen_port" matInput placeholder="51820">
+          <mat-form-field matLine class="add-server-full-width">
+            <mat-label>Subnet</mat-label>
+            <select matNativeControl formControlName="v6_subnet">
+              <option *ngFor="let v6Subnet of v6Subnets" [value]="v6Subnet">/{{v6Subnet}}</option>
+            </select>
+
           </mat-form-field>
         </td>
+
+
       </tr></table>
 
+
       <table class="add-server-full-width" cellspacing="0"><tr>
         <td>
           <mat-form-field class="add-server-full-width">
             <mat-label>Default DNS</mat-label>
-            <input formControlName="dns" matInput placeholder="8.8.8.8">
+            <input formControlName="dns" matInput [placeholder]="defaultIPv4Address">
           </mat-form-field>
         </td>
       </tr></table>

wg_dashboard_frontend/src/app/page/dashboard/add-server/add-server.component.ts

@@ -1,4 +1,4 @@
-import { Component, Input, OnInit, ViewEncapsulation } from '@angular/core';
+import {Component, Input, OnInit, ViewChild, ViewEncapsulation} from '@angular/core';
 import { FormControl, FormGroup, Validators } from '@angular/forms';
 import { IPValidator } from '../../../validators/ip-address.validator';
 import { NumberValidator } from '../../../validators/number.validator';
@@ -10,6 +10,7 @@ import {Peer} from "../../../interfaces/peer";
 import {forkJoin, from} from "rxjs";
 import {map, mergeMap} from "rxjs/operators";
 import {NotifierService} from "angular-notifier";
+import {MatCheckboxChange} from "@angular/material/checkbox";
 @Component({
   selector: 'app-add-server',
   templateUrl: './add-server.component.html',
@@ -34,8 +35,16 @@ export class AddServerComponent implements OnInit {
     "DNS": "dns"
   }
 
-  subnets = [];
-  selectedSubnet = 24;
+  v4Subnets = [];
+  v6Subnets = [];
+  defaultListenPort = "51820"
+  defaultInterface = "wg0"
+  defaultIPv4Subnet = 24;
+  defaultIPv6Subnet = 64;
+  defaultIPv4Address = "10.0.200.1"
+  defaultDNS = this.defaultIPv4Address + ",8.8.8.8"
+  defaultIPv6Address = "fd42:42:42::1"
+
 
   serverForm: FormGroup = null;
   isEdit = false;
@@ -43,12 +52,14 @@ export class AddServerComponent implements OnInit {
 
   initForm(){
     this.serverForm = new FormGroup({
-      address: new FormControl('', [Validators.required, IPValidator.isIPAddress]),
-      subnet: new FormControl('', [Validators.required, Validators.min(1), Validators.max(32)]),
-      interface: new FormControl('', [Validators.required, Validators.minLength(3)]),
-      listen_port: new FormControl('', [Validators.required, NumberValidator.stringIsNumber]),
+      address: new FormControl(this.defaultIPv4Address, [Validators.required, IPValidator.isIPAddress]),
+      v6_address: new FormControl(this.defaultIPv6Address, [Validators.required, IPValidator.isIPAddress]),
+      subnet: new FormControl(this.defaultIPv4Subnet, [Validators.required, Validators.min(1), Validators.max(32)]),
+      v6_subnet: new FormControl(this.defaultIPv6Subnet, [Validators.required, Validators.min(1), Validators.max(64)]),
+      interface: new FormControl(this.defaultInterface, [Validators.required, Validators.minLength(3)]),
+      listen_port: new FormControl(this.defaultListenPort, [Validators.required, NumberValidator.stringIsNumber]),
       endpoint: new FormControl('', Validators.required),
-      dns: new FormControl(''),
+      dns: new FormControl(this.defaultDNS),
       private_key: new FormControl('' ),
       public_key: new FormControl('' ),
       post_up: new FormControl(''),
@@ -61,12 +72,25 @@ export class AddServerComponent implements OnInit {
     });
   }
 
+  ipv6SupportChanged($event: MatCheckboxChange){
+    let v6AddressControl = this.serverForm.get("v6_address");
+    let v6SubnetControl = this.serverForm.get("v6_subnet");
+    if($event.checked){
+      v6AddressControl.enable()
+      v6SubnetControl.enable()
+    }else {
+      v6AddressControl.disable()
+      v6SubnetControl.disable()
+    }
+  }
+
   constructor(private serverAPI: ServerService, private comm: DataService, private notify: NotifierService) {
 
   }
 
   ngOnInit(): void {
-    this.subnets = Array(32).fill(1).map((x,i)=>i+1);
+    this.v4Subnets = Array(32).fill(1).map((x,i)=>i+1);
+    this.v6Subnets = Array(64).fill(1).map((x,i)=>i+1);
     this.initForm();
 
     this.comm.on('server-edit').subscribe((data: Server) => {
@@ -208,10 +232,9 @@ export class AddServerComponent implements OnInit {
       });
     }
 
-    this.isEdit = false;
-    this.editServer = null;
-    this.serverForm.reset();
-    this.serverForm.clearValidators();
+
+    this.resetForm();
+
   }
 
   getKeyPair() {
@@ -228,7 +251,7 @@ export class AddServerComponent implements OnInit {
   resetForm() {
     this.isEdit = false;
     this.editServer = null;
-
+    this.serverForm.clearValidators();
     this.initForm()
   }
 }

wg_dashboard_frontend/src/app/page/dashboard/dashboard.module.ts

@@ -19,6 +19,7 @@ import { PeerComponent } from './peer/peer.component';
 import { QRCodeModule } from 'angularx-qrcode';
 import {MatTooltipModule} from "@angular/material/tooltip";
 import {MatSelectModule} from "@angular/material/select";
+import {MatCheckboxModule} from "@angular/material/checkbox";
 
 @NgModule({
   declarations: [
@@ -45,6 +46,7 @@ import {MatSelectModule} from "@angular/material/select";
         QRCodeModule,
         MatTooltipModule,
         MatSelectModule,
+        MatCheckboxModule,
 
     ],
 })