Merge pull request #2067 from safing/feature/2050-pause

Feature: pause PM/SPN
2025-11-12 14:26:40 +02:00
parent 2a551d5f10 063fa7f115
commit a14a55c950
26 changed files with 1070 additions and 200 deletions
--- a/desktop/angular/projects/safing/portmaster-api/src/lib/portapi.service.ts
+++ b/desktop/angular/projects/safing/portmaster-api/src/lib/portapi.service.ts
@@ -167,6 +167,23 @@ export class PortapiService {
    });
  }

+  /** Triggers a pause of the portmaster or SPN service
+   * @param duration The duration of the pause in seconds
+   * @param onlySPN Whether or not only the SPN should be paused
+   */
+  pause(duration: number, onlySPN: boolean): Observable<any> {
+    return this.http.post(`${this.httpEndpoint}/v1/control/pause`, { duration, onlySPN }, {
+      observe: 'response',
+      responseType: 'arraybuffer',
+    });
+  }
+  /** Triggers a resume of the portmaster (and SPN) service */
+  resume(): Observable<any> {
+    return this.http.post(`${this.httpEndpoint}/v1/control/resume`, undefined, {
+      observe: 'response',
+      responseType: 'arraybuffer',
+    });
+  }  
  /** Force the portmaster to check for updates */
  checkForUpdates(): Observable<any> {
    return this.http.post(`${this.httpEndpoint}/v1/updates/check`, undefined, {
--- a/desktop/angular/src/app/layout/navigation/navigation.html
+++ b/desktop/angular/src/app/layout/navigation/navigation.html
@@ -153,7 +153,7 @@
  </div>
 </div>
 <div class="nav-lower-list">
-  <div class="relative link" sfngTipUpTrigger="navTools" sfngTipUpPassive tooltip="Version and Tools"
+  <div class="relative link" sfngTipUpTrigger="navTools" sfngTipUpPassive sfng-tooltip="Version and Tools"
    sfngTooltipDelay="1000" snfgTooltipPosition="right" (click)="settingsMenu.dropdown.toggle(settingsMenuTrigger)"
    cdkOverlayOrigin #settingsMenuTrigger="cdkOverlayOrigin" [class.active]="settingsMenu.dropdown.isOpen">

@@ -202,8 +202,47 @@
    <app-menu-item (click)="cleanupHistory($event)">Cleanup Network History</app-menu-item>
  </app-menu>

+  <!-- Pause Menu -->
+  <div sfngTipUpTrigger="navPause" sfngTipUpPassive sfng-tooltip="Pause and Resume" sfngTooltipDelay="1000"
+    snfgTooltipPosition="right" class="link" (click)="pauseMenu.dropdown.toggle(pauseMenuTrigger)" cdkOverlayOrigin
+    #pauseMenuTrigger="cdkOverlayOrigin" [class.active]="pauseMenu.dropdown.isOpen">
+
+    <svg viewBox="0 0 24 24" class="help" xmlns="http://www.w3.org/2000/svg">
+      <g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"> 
+        <path d="M21 12C21 16.9706 16.9706 21 12 21C7.02944 21 3 16.9706 3 12C3 7.02944 7.02944 3 12 3C16.9706 3 21 7.02944 21 12Z"></path> 
+        <path d="M14 9L14 15"></path> 
+        <path d="M10 9L10 15"></path> 
+      </g>
+    </svg>
+
+  </div>
+  <app-menu #pauseMenu offsetY="0" offsetX="10" overlayClass="rounded-t">
+      <div *ngIf="isPaused">
+        <div class="flex flex-col p-4 text-xxs">            
+          <span class="text-secondary">
+            <span class="text-secondary">{{ pauseInfo }} </span>
+          </span>
+          <span class="text-secondary">
+            Auto-resume at <span class="text-secondary">{{ pauseInfoTillTime }} </span>
+          </span>            
+        </div>
+        <hr/>
+      </div>
+
+      <!-- we show 'Pause SPN...' items even when isPausedSPN to allow pause time modification-->
+      <app-menu-item (click)="pauseSPN($event, 60*5)" *ngIf="spnEnabled || isPausedSPN" [disabled]="isPausedInterception">Pause SPN for 5 minutes</app-menu-item>
+      <app-menu-item (click)="pauseSPN($event, 60*15)" *ngIf="spnEnabled || isPausedSPN" [disabled]="isPausedInterception">Pause SPN for 15 minutes</app-menu-item>
+      <app-menu-item (click)="pauseSPN($event, 60*60)" *ngIf="spnEnabled || isPausedSPN" [disabled]="isPausedInterception">Pause SPN for 1 hour</app-menu-item>
+      <hr/>
+      <app-menu-item (click)="pause($event, 60*5)">Pause for 5 minutes</app-menu-item>
+      <app-menu-item (click)="pause($event, 60*15)">Pause for 15 minutes</app-menu-item>
+      <app-menu-item (click)="pause($event, 60*60)">Pause for 1 hour</app-menu-item>
+      <hr/>
+      <app-menu-item (click)="resume($event)" [disabled]="!isPaused">Resume now</app-menu-item>
+  </app-menu>
+
  <!-- Power Menu -->
-  <div sfngTipUpTrigger="navPower" sfngTipUpPassive tooltip="Shutdown and Restart" sfngTooltipDelay="1000"
+  <div sfngTipUpTrigger="navPower" sfngTipUpPassive sfng-tooltip="Shutdown and Restart" sfngTooltipDelay="1000"
    snfgTooltipPosition="right" class="link" (click)="powerMenu.dropdown.toggle(powerMenuTrigger)" cdkOverlayOrigin
    #powerMenuTrigger="cdkOverlayOrigin" [class.active]="powerMenu.dropdown.isOpen">

--- a/desktop/angular/src/app/layout/navigation/navigation.ts
+++ b/desktop/angular/src/app/layout/navigation/navigation.ts
@@ -1,10 +1,10 @@
 import { INTEGRATION_SERVICE, IntegrationService } from 'src/app/integration';
 import { ConnectedPosition } from '@angular/cdk/overlay';
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, EventEmitter, Inject, OnInit, Output, inject } from '@angular/core';
-import { ConfigService, DebugAPI, PortapiService, SPNService, StringSetting } from '@safing/portmaster-api';
+import { ConfigService, DebugAPI, PortapiService, SPNService, StringSetting, BoolSetting } from '@safing/portmaster-api';
 import { tap } from 'rxjs/operators';
 import { AppComponent } from 'src/app/app.component';
-import { NotificationType, NotificationsService, StatusService, VersionStatus } from 'src/app/services';
+import { NotificationType, NotificationsService, StatusService, VersionStatus, GetModuleState, ControlPauseStateData } from 'src/app/services';
 import { ActionIndicatorService } from 'src/app/shared/action-indicator';
 import { fadeInAnimation, fadeOutAnimation } from 'src/app/shared/animations';
 import { ExitService } from 'src/app/shared/exit-screen';
@@ -36,12 +36,34 @@ export class NavigationComponent implements OnInit {
  /** The color to use for the notifcation-available hint (dot) */
  notificationColor: string = 'text-green-300';

+  pauseState: ControlPauseStateData | null = null;
+  get isPaused(): boolean { return this.pauseState?.Interception===true || this.pauseState?.SPN===true; }
+  get isPausedInterception(): boolean { return this.pauseState?.Interception===true; }
+  get isPausedSPN(): boolean { return this.pauseState?.SPN===true; }
+  get pauseInfo(): string {
+    if (this.pauseState?.Interception===true && this.pauseState?.SPN===true) 
+      return 'Portmaster and SPN are paused';
+    else if (this.pauseState?.Interception===true)
+      return 'Portmaster is paused';
+    else if (this.pauseState?.SPN===true)
+      return 'SPN is paused';
+    return '';
+  }
+  get pauseInfoTillTime(): string {
+    if (this.isPaused && this.pauseState?.TillTime)
+      return new Date(this.pauseState.TillTime).toLocaleTimeString(undefined, { hour12: false });
+    return '';
+  }
+
  /** Whether or not we have new, unseen prompts */
  hasNewPrompts = false;

  /** Whether or not prompting is globally enabled. */
  globalPromptingEnabled = false;

+  /** Whether or not the SPN is currently enabled */
+  spnEnabled = false;
+
  @Output()
  sideDashChange = new EventEmitter<'collapsed' | 'expanded' | 'force-overlay'>();

@@ -93,12 +115,22 @@ export class NavigationComponent implements OnInit {
        this.cdr.markForCheck();
      });

+    this.statusService.status$.subscribe(status => {
+      this.pauseState = GetModuleState(status, 'Control', 'control:paused')?.Data || null;
+    });
+
    this.configService.watch<StringSetting>('filter/defaultAction')
      .subscribe(defaultAction => {
        this.globalPromptingEnabled = defaultAction === 'ask';
        this.cdr.markForCheck();
      })
    
+    this.configService.watch<BoolSetting>("spn/enable")
+      .subscribe(value => {
+        this.spnEnabled = value;
+        this.cdr.markForCheck();
+      });
+
    this.notificationService.new$
      .subscribe(notif => {

@@ -251,6 +283,43 @@ export class NavigationComponent implements OnInit {
      ))
  }

+   pause(event: Event, duration: number) {
+    // prevent default and stop-propagation to avoid
+    // expanding the accordion body.
+    event.preventDefault();
+    event.stopPropagation();
+
+    this.portapi.pause(duration, false)
+      .subscribe(this.actionIndicator.httpObserver(
+        'Pausing ...',
+        'Failed to Pause',
+      ))
+  }
+  pauseSPN(event: Event, duration: number) {
+    // prevent default and stop-propagation to avoid
+    // expanding the accordion body.
+    event.preventDefault();
+    event.stopPropagation();
+
+    this.portapi.pause(duration, true)
+      .subscribe(this.actionIndicator.httpObserver(
+        'Pausing SPN...',
+        'Failed to Pause SPN',
+      ))
+  }
+  resume(event: Event) {
+    // prevent default and stop-propagation to avoid
+    // expanding the accordion body.
+    event.preventDefault();
+    event.stopPropagation();
+
+    this.portapi.resume()
+      .subscribe(this.actionIndicator.httpObserver(
+        'Resuming ...',
+        'Failed to Resume',
+      ))
+  }
+    
  /**
   * @private
   * Opens the data-directory of the portmaster installation.
--- a/desktop/angular/src/app/services/status.service.ts
+++ b/desktop/angular/src/app/services/status.service.ts
@@ -14,9 +14,6 @@ export class StatusService {
  static trackSubsystem: TrackByFunction<Subsystem> = trackById;
  readonly trackSubsystem = StatusService.trackSubsystem;
  
-  readonly statusPrefix = "runtime:"
-  readonly subsystemPrefix = this.statusPrefix + "subsystems/"
-
  /**
   * status$ watches the global core status. It's mutlicasted using a BehaviorSubject so new
   * subscribers will automatically get the latest version while only one subscription
@@ -48,48 +45,4 @@ export class StatusService {
      SelectedSecurityLevel: securityLevel,
    });
  }
-
-
-  /**
-   * Loads the current status of a subsystem.
-   *
-   * @param name The ID of the subsystem
-   */
-  getSubsystemStatus(id: string): Observable<Subsystem> {
-    return this.portapi.get(this.subsystemPrefix + id);
-  }
-
-  /**
-   * Loads the current status of all subsystems matching idPrefix.
-   * If idPrefix is an empty string all subsystems are returned.
-   *
-   * @param idPrefix An optional ID prefix to limit the returned subsystems
-   */
-  querySubsystem(idPrefix: string = ''): Observable<Subsystem[]> {
-    return this.portapi.query<Subsystem>(this.subsystemPrefix + idPrefix)
-      .pipe(
-        map(reply => reply.data),
-        toArray(),
-      )
-  }
-
-  /**
-   * Watch a subsystem for changes. Completes when the subsystem is
-   * deleted. See {@method PortAPI.watch} for more information.
-   *
-   * @param id The ID of the subsystem to watch.
-   * @param opts Additional options for portapi.watch().
-   */
-  watchSubsystem(id: string, opts?: WatchOpts): Observable<Subsystem> {
-    return this.portapi.watch(this.subsystemPrefix + id, opts);
-  }
-
-  /**
-   * Watch for subsystem changes
-   *
-   * @param opts Additional options for portapi.sub().
-   */
-  watchSubsystems(opts?: RetryableOpts): Observable<Subsystem[]> {
-    return this.portapi.watchAll<Subsystem>(this.subsystemPrefix, opts);
-  }
 }
--- a/desktop/angular/src/app/services/status.types.ts
+++ b/desktop/angular/src/app/services/status.types.ts
@@ -27,7 +27,7 @@ export function getOnlineStatusString(stat: OnlineStatus): string {
 export interface CoreStatus extends Record {
  OnlineStatus: OnlineStatus;
  CaptivePortal: CaptivePortal;
-  // Modules: []ModuleState; // TODO: Do we need all modules?
+  Modules: StateUpdate[]; // TODO: Do we need all modules?
  WorstState: {
    Module: string,
    ID: string,
@@ -39,6 +39,20 @@ export interface CoreStatus extends Record {
  }
 }

+export interface StateUpdate {
+  Module: string;
+  States: State[];
+}
+
+export interface State {  
+  ID: string;             // Program-unique identifier  
+  Name: string;           // State name (may serve as notification title)  
+  Message?: string;       // Detailed message about the state  
+  Type?: ModuleStateType; // State type  
+  Time?: Date;            // Creation time  
+  Data?: any;             // Additional data for processing
+}
+
 export enum ModuleStateType {
  Undefined = "",
  Hint = "hint",
@@ -110,3 +124,55 @@ export interface VersionStatus extends Record {
    [key: string]: Resource
  }
 }
+
+function getModuleStates(status: CoreStatus, moduleID: string): State[] {
+  const module = status.Modules?.find(m => m.Module === moduleID);
+  return module?.States || [];  
+}
+
+/**
+ * Retrieves a specific state from a module within the CoreStatus.
+ * @param status The CoreStatus object containing module states.
+ * @param moduleID The identifier of the module to search within.
+ * @param stateID The identifier of the state to retrieve.
+ * @returns The State object if found; otherwise, null.
+ * @example
+ * ```typescript
+ * const state = GetModuleState(status, 'Control', 'control:paused');
+ * if (state) {
+ *   console.log(`State found: ${state.Name}`);
+ * } else {
+ *   console.log('State not found');
+ * }
+ * ```
+ */
+export function GetModuleState(status: CoreStatus, moduleID: string, stateID: string): State | null {
+  const states = getModuleStates(status, moduleID);
+  for (const state of states) {
+    if (state.ID === stateID) {
+      return state;
+    }
+  }
+  return null;
+}
+
+/**
+ * Data structure for the 'control:paused' state from the 'Control' module.
+ * 
+ * This interface defines the expected structure of the Data field when Portmaster
+ * or its components are temporarily paused by the user.
+ * 
+ * @example
+ * ```typescript
+ * const pausedState = GetModuleState(status, 'Control', 'control:paused');
+ * if (pausedState?.Data) {
+ *   const pauseData = pausedState.Data as ControlPauseStateData;
+ *   console.log(`SPN paused: ${pauseData.SPN}`);
+ * }
+ * ```
+ */
+export interface ControlPauseStateData { 
+    Interception: boolean;  // Whether Portmaster interception is paused
+    SPN:          boolean;  // Whether SPN is paused    
+    TillTime:     string;   // When the pause will end (JSON date as string, has to be converted to Date)
+}
--- a/desktop/angular/src/app/shared/security-lock/security-lock.ts
+++ b/desktop/angular/src/app/shared/security-lock/security-lock.ts
@@ -1,7 +1,7 @@
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, DestroyRef, Input, OnInit, inject } from "@angular/core";
 import { SecurityLevel } from "@safing/portmaster-api";
 import { combineLatest } from "rxjs";
-import { StatusService, ModuleStateType } from "src/app/services";
+import { StatusService, ModuleStateType, GetModuleState, ControlPauseStateData } from "src/app/services";
 import { fadeInAnimation, fadeOutAnimation } from "../animations";

 interface SecurityOption {
@@ -62,6 +62,17 @@ export class SecurityLockComponent implements OnInit {
            break;
        }

+        // Checking for Control:Paused state
+        const pausedState = GetModuleState(status, 'Control', 'control:paused');
+        if (pausedState?.Data) {
+          const pauseData = pausedState.Data as ControlPauseStateData;
+          if (pauseData.Interception === true) {
+            this.lockLevel.displayText = 'Insecure: PAUSED';
+          } else if (pauseData.SPN === true) {
+            this.lockLevel.displayText = 'Secure (SPN Paused)';
+          }
+        }
+
        this.cdr.markForCheck();
      });
  }
--- a/desktop/angular/src/i18n/helptexts.yaml
+++ b/desktop/angular/src/i18n/helptexts.yaml
@@ -99,6 +99,14 @@ navTools:
  title: Version and Tools
  content: |
    View the Portmaster's version and use special actions and tools.
+  nextKey: navPause
+
+navPause:
+  title: Pause and Resume
+  content: |
+    Temporarily disable Portmaster's protection and network monitoring.
+    
+    Choose to pause SPN only or disable all protection completely.
  nextKey: navPower

 navPower:
--- a/desktop/tauri/src-tauri/Cargo.lock
+++ b/desktop/tauri/src-tauri/Cargo.lock
@@ -859,8 +859,10 @@ checksum = "1a7964611d71df112cb1730f2ee67324fcf4d0fc6606acbbe9bfe06df124637c"
 dependencies = [
 "android-tzdata",
 "iana-time-zone",
+ "js-sys",
 "num-traits",
 "serde",
+ "wasm-bindgen",
 "windows-link",
 ]

@@ -3949,6 +3951,7 @@ version = "2.0.25"
 dependencies = [
 "assert_matches",
 "cached",
+ "chrono",
 "clap_lex",
 "ctor",
 "dark-light",
--- a/desktop/tauri/src-tauri/Cargo.toml
+++ b/desktop/tauri/src-tauri/Cargo.toml
@@ -52,6 +52,7 @@ reqwest = { version = "0.12", features = ["cookies", "json"] }

 rfd = { version = "*", default-features = false, features = [ "tokio", "gtk3", "common-controls-v6" ] }
 open = "5.1.3"
+chrono = { version = "0.4", features = ["serde"] }

 dark-light = { path = "../rust-dark-light" }

--- a/desktop/tauri/src-tauri/src/portapi/models/mod.rs
+++ b/desktop/tauri/src-tauri/src/portapi/models/mod.rs
@@ -1,4 +1,4 @@
 pub mod config;
 pub mod spn;
 pub mod notification;
-pub mod subsystem;
+pub mod system_status_types;
--- a/desktop/tauri/src-tauri/src/portapi/models/subsystem.rs
+++ b/desktop/tauri/src-tauri/src/portapi/models/subsystem.rs
@@ -1,45 +0,0 @@
-#![allow(dead_code)]
-use serde::*;
-
-#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
-pub struct ModuleStatus {
-    #[serde(rename = "Name")]
-    pub name: String,
-
-    #[serde(rename = "Enabled")]
-    pub enabled: bool,
-
-    #[serde(rename = "Status")]
-    pub status: u8,
-
-    #[serde(rename = "FailureStatus")]
-    pub failure_status: u8,
-
-    #[serde(rename = "FailureID")]
-    pub failure_id: String,
-
-    #[serde(rename = "FailureMsg")]
-    pub failure_msg: String,
-}
-
-#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
-pub struct Subsystem {
-    #[serde(rename = "ID")]
-    pub id: String,
-
-    #[serde(rename = "Name")]
-    pub name: String,
-
-    #[serde(rename = "Description")]
-    pub description: String,
-
-    #[serde(rename = "Modules")]
-    pub module_status: Vec<ModuleStatus>,
-
-    #[serde(rename = "FailureStatus")]
-    pub failure_status: u8,
-}
-pub const FAILURE_NONE: u8 = 0;
-pub const FAILURE_HINT: u8 = 1;
-pub const FAILURE_WARNING: u8 = 2;
-pub const FAILURE_ERROR: u8 = 3;
--- a/desktop/tauri/src-tauri/src/portapi/models/system_status_types.rs
+++ b/desktop/tauri/src-tauri/src/portapi/models/system_status_types.rs
@@ -0,0 +1,81 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+pub enum StateType {
+    #[serde(rename = "")]
+    Undefined,
+    #[serde(rename = "hint")]
+    Hint,
+    #[serde(rename = "warning")]
+    Warning,
+    #[serde(rename = "error")]
+    Error,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct State {
+    #[serde(rename = "ID")]
+    pub id: String,
+    #[serde(rename = "Name")]
+    pub name: String,
+    #[serde(rename = "Message")]
+    pub message: Option<String>,
+    #[serde(rename = "Type")]
+    pub state_type: Option<StateType>,
+    #[serde(rename = "Time")]
+    pub time: Option<String>, // time.Time serialized by GoLang
+    #[serde(rename = "Data")]
+    pub data: Option<serde_json::Value>, // any type
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct StateUpdate {
+    #[serde(rename = "Module")]
+    pub module: String,
+    #[serde(rename = "States")]
+    pub states: Option<Vec<State>>,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct WorstState {
+    #[serde(rename = "Module")]
+    pub module: String,
+    #[serde(flatten)]
+    pub state: State,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct SystemStatus {
+    #[serde(rename = "Modules")]
+    pub modules: Vec<StateUpdate>,
+    #[serde(rename = "WorstState")]
+    pub worst_state: Option<WorstState>,
+
+    // add more fields when needed
+    // ...
+}
+
+// PauseInfo represents pause status data from "control:paused" state in Control module
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct PauseInfo {
+    #[serde(rename = "Interception")]
+    pub interception: bool,
+    #[serde(rename = "SPN")]  
+    pub spn: bool,
+    #[serde(rename = "TillTime")]
+    pub till_time: String, // time.Time serialized as string by GoLang
+}
+
+
+impl SystemStatus {
+    pub fn get_module_state(&self, module_name: &str, state_id: &str) -> Option<&State> {
+        if let Some(module) = self.modules.iter().find(|m| m.module == module_name) {
+            if let Some(states) = &module.states {
+                return states.iter().find(|s| s.id == state_id);
+            }
+        }
+        None
+    }
+    
+}
--- a/desktop/tauri/src-tauri/src/portmaster/mod.rs
+++ b/desktop/tauri/src-tauri/src/portmaster/mod.rs
@@ -217,6 +217,47 @@ impl<R: Runtime> PortmasterInterface<R> {
        });
    }

+    pub fn set_resume(&self) {
+        tauri::async_runtime::spawn(async move {
+            let client = reqwest::Client::new();
+            match client
+                .post(format!("{}control/resume", PORTMASTER_BASE_URL))
+                .send()
+                .await
+            {
+                Ok(v) => {
+                    debug!("resume request sent {:?}", v);
+                }
+                Err(err) => {
+                    error!("failed to send resume request {}", err);
+                }
+            }
+        });
+    }
+
+
+    pub fn set_pause(&self, duration_seconds: u64, spn_only: bool) {
+        tauri::async_runtime::spawn(async move {
+            let client = reqwest::Client::new();
+            match client
+                .post(format!("{}control/pause", PORTMASTER_BASE_URL))
+                .json(&serde_json::json!({
+                "duration": duration_seconds,
+                "onlySPN": spn_only
+            }))
+                .send()
+                .await
+            {
+                Ok(v) => {
+                    debug!("pause request sent {:?}", v);
+                }
+                Err(err) => {
+                    error!("failed to send pause request {}", err);
+                }
+            }
+        });
+    }
+
    //// Internal functions
    fn start_notification_handler(&self) {
        if let Some(api) = self.get_api() {
--- a/desktop/tauri/src-tauri/src/portmaster/notifications.rs
+++ b/desktop/tauri/src-tauri/src/portmaster/notifications.rs
@@ -134,8 +134,10 @@ pub async fn show_notification(cli: &PortAPI, key: String, n: Notification) {
                        ))
                        .await;
                });
-            }
+            } else {               
+                error!("Notification clicked but no action associated.");
                // TODO(vladimir): If Action is None, the user clicked on the notification. Focus on the UI.
+            }
            Ok(())
        });
    }
--- a/desktop/tauri/src-tauri/src/traymenu.rs
+++ b/desktop/tauri/src-tauri/src/traymenu.rs
@@ -1,7 +1,8 @@
 use std::ops::Deref;
 use std::sync::atomic::AtomicBool;
 use std::sync::RwLock;
-use std::{collections::HashMap, sync::atomic::Ordering};
+use std::{sync::atomic::Ordering};
+use chrono::{DateTime};

 use log::{debug, error};
 use tauri::{
@@ -16,11 +17,11 @@ use crate::config;
 use crate::{
    portapi::{
        client::PortAPI,
-        message::ParseError,
+        message::{ParseError},
        models::{
            config::BooleanValue,
            spn::SPNStatus,
-            subsystem::{self, Subsystem},
+            system_status_types::{self, SystemStatus},
        },
        types::{Request, Response},
    },
@@ -59,6 +60,16 @@ const FORCE_SHOW_KEY: &str = "force-show";
 const PM_TRAY_ICON_ID: &str = "pm_icon";
 const PM_TRAY_MENU_ID: &str = "pm_tray_menu";

+const PAUSE_SPN_5_KEY: &str = "pause_spn_5";
+const PAUSE_SPN_15_KEY: &str = "pause_spn_15";
+const PAUSE_SPN_60_KEY: &str = "pause_spn_60";
+const PAUSE_PM_5_KEY: &str = "pause_pm_5";
+const PAUSE_PM_15_KEY: &str = "pause_pm_15";
+const PAUSE_PM_60_KEY: &str = "pause_pm_60";
+const RESUME_KEY: &str = "resume_all";
+const PAUSE_INFO_KEY: &str = "pause_info";
+const PAUSE_INFO_TIME_KEY: &str = "pause_info_time";
+
 // Icons

 fn get_theme_mode() -> dark_light::Mode {
@@ -125,6 +136,7 @@ fn build_tray_menu(
    app: &tauri::AppHandle,
    status: &str,
    spn_status_text: &str,
+    pause_info: &system_status_types::PauseInfo,
 ) -> core::result::Result<ContextMenu, Box<dyn std::error::Error>> {
    load_theme(app);

@@ -132,26 +144,51 @@ fn build_tray_menu(
    let exit_ui_btn = MenuItemBuilder::with_id(EXIT_UI_KEY, "Exit UI").build(app)?;
    let shutdown_btn = MenuItemBuilder::with_id(SHUTDOWN_KEY, "Shut Down Portmaster").build(app)?;

-    let global_status = MenuItemBuilder::with_id(GLOBAL_STATUS_KEY, format!("Status: {}", status))
+    // Global status
+    let global_status_text = if pause_info.interception {
+        format!("Status: {} (PAUSED)", status)
+    } else {
+        format!("Status: {}", status)
+    };
+    let global_status = MenuItemBuilder::with_id(GLOBAL_STATUS_KEY, global_status_text)
        .enabled(false)
        .build(app)
        .unwrap();

-    // Setup SPN status
-    let spn_status = MenuItemBuilder::with_id(SPN_STATUS_KEY, format!("SPN: {}", spn_status_text))
-        .enabled(false)
-        .build(app)
-        .unwrap();
+    // Pause items
+    let (pause_status_item, pause_status_time_item, resume_item) = if pause_info.interception || pause_info.spn {
+        let status_text = match (pause_info.interception, pause_info.spn) {
+            (true, true) => "Portmaster and SPN are paused",
+            (true, false) => "Portmaster is paused", 
+            (false, true) => "SPN is paused",
+            _ => unreachable!(), // We already checked at least one is true
+        };
+        let status_item = MenuItemBuilder::with_id(PAUSE_INFO_KEY, status_text).enabled(false).build(app)?;
+        
+        let formatted_time = DateTime::parse_from_rfc3339(&pause_info.till_time)
+            .map(|dt| dt.with_timezone(&chrono::Local).format("%H:%M:%S").to_string())
+            .unwrap_or_else(|_| pause_info.till_time.clone());
+        let time_item = MenuItemBuilder::with_id(PAUSE_INFO_TIME_KEY, format!("Auto-resume at {}", formatted_time)).enabled(false).build(app)?;
+        let resume_item = MenuItemBuilder::with_id(RESUME_KEY, "Resume now").build(app)?;
+        (Some(status_item), Some(time_item), Some(resume_item))
+    } else {
+        (None, None, None)
+    };

    // Setup SPN button
    let spn_button_text = match spn_status_text {
        "disabled" => "Enable SPN",
        _ => "Disable SPN",
    };    
+    let spn_status = MenuItemBuilder::with_id(SPN_STATUS_KEY, format!("SPN: {}", spn_status_text))
+        .enabled(false)
+        .build(app)
+        .unwrap();
    let spn_button = MenuItemBuilder::with_id(SPN_BUTTON_KEY, spn_button_text)
        .build(app)
        .unwrap();

+    // Setup Icon theme submenu
    let system_theme = MenuItemBuilder::with_id(SYSTEM_THEME_KEY, "System")
        .build(app)
        .unwrap();
@@ -165,27 +202,74 @@ fn build_tray_menu(
        .items(&[&system_theme, &light_theme, &dark_theme])
        .build()?;

+
+    // Setup Pause/Resume menu items
+    let disabled_spn_pause = (spn_status_text == "disabled" && !pause_info.spn) || pause_info.interception;
+    let pause_spn_5min_item = MenuItemBuilder::with_id(PAUSE_SPN_5_KEY, "Pause SPN for 5 minutes").enabled(!disabled_spn_pause).build(app)?;
+    let pause_spn_15min_item = MenuItemBuilder::with_id(PAUSE_SPN_15_KEY, "Pause SPN for 15 minutes").enabled(!disabled_spn_pause).build(app)?;
+    let pause_spn_1hour_item = MenuItemBuilder::with_id(PAUSE_SPN_60_KEY, "Pause SPN for 1 hour").enabled(!disabled_spn_pause).build(app)?;
+
+    let pause_pm_5min_item = MenuItemBuilder::with_id(PAUSE_PM_5_KEY, "Pause for 5 minutes").build(app)?;
+    let pause_pm_15min_item = MenuItemBuilder::with_id(PAUSE_PM_15_KEY, "Pause for 15 minutes").build(app)?;
+    let pause_pm_1hour_item = MenuItemBuilder::with_id(PAUSE_PM_60_KEY, "Pause for 1 hour").build(app)?;
+
+    let pause_menu = SubmenuBuilder::new(app, "Pause")
+        .items(&[
+            &pause_spn_5min_item,
+            &pause_spn_15min_item,
+            &pause_spn_1hour_item,
+            &PredefinedMenuItem::separator(app)?,
+            &pause_pm_5min_item,
+            &pause_pm_15min_item,
+            &pause_pm_1hour_item,
+        ])
+        .build()?;
+
+    /* DEV MENU
    let force_show_window = MenuItemBuilder::with_id(FORCE_SHOW_KEY, "Force Show UI").build(app)?;
    let reload_btn = MenuItemBuilder::with_id(RELOAD_KEY, "Reload User Interface").build(app)?;
    let developer_menu = SubmenuBuilder::new(app, "Developer")
        .items(&[&reload_btn, &force_show_window])
        .build()?;
+    */
+    
+    // Assemble menu items
+    let s = PredefinedMenuItem::separator(app)?;
+    let mut items: Vec<&dyn tauri::menu::IsMenuItem<Wry>> = Vec::new();
+
+
+
+    items.push(&global_status);    
+    items.push(&s);
+
+    if let Some(ref pause_status_item) = pause_status_item {
+        items.push(pause_status_item);
+    }
+    if let Some(ref pause_status_time_item) = pause_status_time_item {
+        items.push(pause_status_time_item);
+    }
+    if let Some(ref resume_item) = resume_item {
+        items.push(resume_item);
+    }
+    items.push(&pause_menu);
+    items.push(&s);
+
+    items.push(&spn_status);
+    items.push(&spn_button);
+    items.push(&s);
+
+    items.push(&theme_menu);
+    items.push(&s);
+    
+    items.push(&open_btn);
+    items.push(&s);
+
+    items.push(&exit_ui_btn);
+    items.push(&shutdown_btn);
+    //items.push(&developer_menu);
    
    let menu = MenuBuilder::with_id(app, PM_TRAY_MENU_ID)
-        .items(&[
-            &open_btn,
-            &PredefinedMenuItem::separator(app)?,
-            &global_status,
-            &PredefinedMenuItem::separator(app)?,
-            &spn_status,
-            &spn_button,
-            &PredefinedMenuItem::separator(app)?,
-            &theme_menu,
-            &PredefinedMenuItem::separator(app)?,
-            &exit_ui_btn,
-            &shutdown_btn,
-            &developer_menu,
-        ])
+        .items(&items)
        .build()?;

    return Ok(menu);
@@ -194,7 +278,7 @@ fn build_tray_menu(
 pub fn setup_tray_menu(
    app: &mut tauri::App,
 ) -> core::result::Result<AppIcon, Box<dyn std::error::Error>> {
-    let menu = build_tray_menu(app.handle(), "Secured", "disabled")?;
+    let menu = build_tray_menu(app.handle(), "unknown", "disabled", &system_status_types::PauseInfo::default())?;

    let icon = TrayIconBuilder::with_id(PM_TRAY_ICON_ID)
        .icon(Image::from_bytes(get_red_icon()).unwrap())
@@ -250,6 +334,15 @@ pub fn setup_tray_menu(
            SYSTEM_THEME_KEY => update_icon_theme(app, dark_light::Mode::Default),
            DARK_THEME_KEY => update_icon_theme(app, dark_light::Mode::Dark),
            LIGHT_THEME_KEY => update_icon_theme(app, dark_light::Mode::Light),
+
+            PAUSE_SPN_5_KEY => app.portmaster().set_pause(60*5, true),
+            PAUSE_SPN_15_KEY => app.portmaster().set_pause(60*15, true),
+            PAUSE_SPN_60_KEY => app.portmaster().set_pause(60*60, true),
+            PAUSE_PM_5_KEY => app.portmaster().set_pause(60*5, false),
+            PAUSE_PM_15_KEY => app.portmaster().set_pause(60*15, false),
+            PAUSE_PM_60_KEY => app.portmaster().set_pause(60*60, false),
+            RESUME_KEY => app.portmaster().set_resume(),
+
            other => {
                error!("unknown menu event id: {}", other);
            }
@@ -275,36 +368,35 @@ pub fn setup_tray_menu(
    Ok(icon)
 }

-pub fn update_icon(icon: AppIcon, subsystems: HashMap<String, Subsystem>, spn_status: String) {
-    // iterate over the subsystems and check if there's a module failure
-    let failure = subsystems.values().map(|s| &s.module_status).fold(
-        (subsystem::FAILURE_NONE, "".to_string()),
-        |mut acc, s| {
-            for m in s {
-                if m.failure_status > acc.0 {
-                    acc = (m.failure_status, m.failure_msg.clone())
-                }
-            }
-            acc
-        },
-    );
+pub fn update_icon(icon: AppIcon, system_status: SystemStatus, spn_status: String) {
+    // Extract the worst state type 
+    let worst_state_type = system_status.worst_state
+        .as_ref()
+        .and_then(|ws| ws.state.state_type.clone())
+        .unwrap_or(system_status_types::StateType::Undefined);

-    let mut status = "Secured".to_owned();
-
-    if failure.0 != subsystem::FAILURE_NONE {
-        status = failure.1;
-    }
-
-    let icon_color = match failure.0 {
-        subsystem::FAILURE_WARNING => IconColor::Yellow,
-        subsystem::FAILURE_ERROR => IconColor::Red,
-        _ => match spn_status.as_str() {
+    // Determine status and icon color in a single match expression
+    let (status, icon_color) = match worst_state_type {
+        system_status_types::StateType::Error => ("Insecure", IconColor::Red),
+        system_status_types::StateType::Warning => ("Insecure", IconColor::Yellow),
+        _ => {
+            let color = match spn_status.as_str() {
                "connected" | "connecting" => IconColor::Blue,
                _ => IconColor::Green,
-        },
+            };
+            ("Secured", color)
+        }
    };

-    if let Ok(menu) = build_tray_menu(icon.app_handle(), status.as_ref(), spn_status.as_str()) {
+    // Extract pause info from system status
+    let pause_info = system_status
+        .get_module_state("Control", "control:paused")
+        .and_then(|state| state.data.as_ref())
+        .and_then(|data| serde_json::from_value::<system_status_types::PauseInfo>(data.clone()).ok())
+        .unwrap_or_default();
+
+    // Rebuild and set the tray menu
+    if let Ok(menu) = build_tray_menu(icon.app_handle(), status, spn_status.as_str(), &pause_info) {
        if let Err(err) = icon.set_menu(Some(menu)) {
            error!("failed to set menu on tray icon: {}", err.to_string());
        }
@@ -322,16 +414,16 @@ pub async fn tray_handler(cli: PortAPI, app: tauri::AppHandle) {
        }
    };

-    let mut subsystem_subscription = match cli
+    let mut system_status_subscription = match cli
        .request(Request::QuerySubscribe(
-            "query runtime:subsystems/".to_string(),
+            "query runtime:system/status".to_string(),
        ))
        .await
    {
        Ok(rx) => rx,
        Err(err) => {
            error!(
-                "cancel try_handler: failed to subscribe to 'runtime:subsystems': {}",
+                "cancel try_handler: failed to subscribe to 'runtime:system/status': {}",
                err
            );
            return;
@@ -388,12 +480,12 @@ pub async fn tray_handler(cli: PortAPI, app: tauri::AppHandle) {

    update_icon_color(&icon, IconColor::Blue);

-    let mut subsystems: HashMap<String, Subsystem> = HashMap::new();
+    let mut system_status = SystemStatus::default();
    let mut spn_status: String = "".to_string();

    loop {
        tokio::select! {
-            msg = subsystem_subscription.recv() => {
+            msg = system_status_subscription.recv() => {
                let msg = match msg {
                    Some(m) => m,
                    None => { break }
@@ -407,17 +499,17 @@ pub async fn tray_handler(cli: PortAPI, app: tauri::AppHandle) {
                };

                if let Some((_, payload)) = res {
-                    match payload.parse::<Subsystem>() {
-                        Ok(n) => {
-                            subsystems.insert(n.id.clone(), n);
-                            update_icon(icon.clone(), subsystems.clone(), spn_status.clone());
+                    match payload.parse::<SystemStatus>() {
+                        Ok(system_status_update) => {
+                            system_status.clone_from(&system_status_update);
+                            update_icon(icon.clone(), system_status.clone(), spn_status.clone());
                        },
                        Err(err) => match err {
                            ParseError::Json(err) => {
-                                error!("failed to parse subsystem: {}", err);
+                                error!("failed to parse SystemStatus: {}", err);
                            }
                            _ => {
-                                error!("unknown error when parsing notifications payload");
+                                error!("unknown error when parsing SystemStatus payload");
                            }
                        },
                    }
@@ -441,7 +533,7 @@ pub async fn tray_handler(cli: PortAPI, app: tauri::AppHandle) {
                        Ok(value) => {
                            debug!("SPN status update: {}", value.status);
                            spn_status.clone_from(&value.status);
-                            update_icon(icon.clone(), subsystems.clone(), spn_status.clone());
+                            update_icon(icon.clone(), system_status.clone(), spn_status.clone());
                        },
                        Err(err) => match err {
                            ParseError::Json(err) => {
@@ -502,7 +594,18 @@ pub async fn tray_handler(cli: PortAPI, app: tauri::AppHandle) {
            }
        }
    }
+
+    update_icon_nostate(icon.clone());
+}
+
+pub fn update_icon_nostate(icon: AppIcon) {
    update_icon_color(&icon, IconColor::Red);
+
+    if let Ok(menu) = build_tray_menu(icon.app_handle(), "unknown",  "unknown", &system_status_types::PauseInfo::default()) {
+        if let Err(err) = icon.set_menu(Some(menu)) {
+            error!("failed to set menu on tray icon: {}", err.to_string());
+        }
+    }
 }

 fn update_icon_color(icon: &AppIcon, new_color: IconColor) {
--- a/service/compat/module.go
+++ b/service/compat/module.go
@@ -78,12 +78,20 @@ func prep() error {
 }

 func start() error {
+	// Create fresh worker managers on Start() to enable clean restarts after Stop().
+	// (after module.Manager().Stop() has been called, all workers are stopped and cannot be reused)
+	module.selfcheckWorkerMgr = module.Manager().NewWorkerMgr("compatibility self-check", selfcheckTaskFunc, nil)
+	module.cleanNotifyThresholdWorkerMgr = module.Manager().NewWorkerMgr("clean notify thresholds", cleanNotifyThreshold, nil)
+
 	startNotify()

 	selfcheckNetworkChangedFlag.Refresh()
+
+	// Schedule periodic self-checks.
 	module.selfcheckWorkerMgr.Repeat(5 * time.Minute).Delay(selfcheckTaskRetryAfter)
 	module.cleanNotifyThresholdWorkerMgr.Repeat(1 * time.Hour)

+	// Add network change callback to trigger immediate self-check.
 	module.instance.NetEnv().EventNetworkChange.AddCallback("trigger compat self-check", func(_ *mgr.WorkerCtx, _ struct{}) (bool, error) {
 		module.selfcheckWorkerMgr.Delay(selfcheckTaskRetryAfter)
 		return false, nil
@@ -92,13 +100,12 @@ func start() error {
 }

 func stop() error {
-	// selfcheckTask.Cancel()
-	// selfcheckTask = nil
-
+	resetSelfCheckState()
 	return nil
 }

 func selfcheckTaskFunc(wc *mgr.WorkerCtx) error {
+
 	// Create tracing logger.
 	ctx, tracer := log.AddTracer(wc.Ctx())
 	defer tracer.Submit()
@@ -138,12 +145,16 @@ func selfcheckTaskFunc(wc *mgr.WorkerCtx) error {
 	}

 	// Reset self-check state.
+	resetSelfCheckState()
+
+	return nil
+}
+
+func resetSelfCheckState() {
 	selfcheckNetworkChangedFlag.Refresh()
 	selfCheckIsFailing.UnSet()
 	selfcheckFails = 0
 	resetSystemIssue()
-
-	return nil
 }

 // SelfCheckIsFailing returns whether the self check is currently failing.
@@ -167,10 +178,6 @@ func New(instance instance) (*Compat, error) {
 	module = &Compat{
 		mgr:      m,
 		instance: instance,
-
-		selfcheckWorkerMgr:            m.NewWorkerMgr("compatibility self-check", selfcheckTaskFunc, nil),
-		cleanNotifyThresholdWorkerMgr: m.NewWorkerMgr("clean notify thresholds", cleanNotifyThreshold, nil),
-
 		states:   mgr.NewStateMgr(m),
 	}
 	if err := prep(); err != nil {
--- a/service/control/api.go
+++ b/service/control/api.go
@@ -0,0 +1,86 @@
+package control
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/safing/portmaster/base/api"
+)
+
+const (
+	APIEndpointPause  = "control/pause"
+	APIEndpointResume = "control/resume"
+)
+
+type pauseRequestParams struct {
+	Duration int  `json:"duration"` // Duration in seconds
+	OnlySPN  bool `json:"onlySPN"`  // Whether to pause only the SPN service
+}
+
+func (c *Control) registerAPIEndpoints() error {
+
+	if err := api.RegisterEndpoint(api.Endpoint{
+		Path:        APIEndpointPause,
+		Write:       api.PermitAdmin,
+		ActionFunc:  c.handlePause,
+		Name:        "Pause Portmaster",
+		Description: "Pause the Portmaster Core Service.",
+		Parameters: []api.Parameter{
+			{
+				Method:      http.MethodPost,
+				Field:       "duration",
+				Description: "Specify the duration to pause the service in seconds.",
+			},
+			{
+				Method:      http.MethodPost,
+				Field:       "onlySPN",
+				Value:       "false",
+				Description: "Specify whether to pause only the SPN service.",
+			}},
+	}); err != nil {
+		return err
+	}
+
+	if err := api.RegisterEndpoint(api.Endpoint{
+		Path:        APIEndpointResume,
+		Write:       api.PermitAdmin,
+		ActionFunc:  c.handleResume,
+		Name:        "Resume Portmaster",
+		Description: "Resume the Portmaster Core Service.",
+	}); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (c *Control) handlePause(r *api.Request) (msg string, err error) {
+	params := pauseRequestParams{}
+	if r.InputData != nil {
+		if err := json.Unmarshal(r.InputData, &params); err != nil {
+			return "Bad Request: invalid input data", err
+		}
+	}
+
+	if params.OnlySPN {
+		c.mgr.Info(fmt.Sprintf("Received SPN Pause(%v) action request ", params.Duration))
+	} else {
+		c.mgr.Info(fmt.Sprintf("Received Pause(%v) action request ", params.Duration))
+	}
+
+	if err := c.pause(time.Duration(params.Duration)*time.Second, params.OnlySPN); err != nil {
+		return "Failed to pause", err
+	}
+	return "Pause initiated", nil
+}
+
+func (c *Control) handleResume(_ *api.Request) (msg string, err error) {
+	c.mgr.Info("Received Resume action request")
+
+	if err := c.resume(); err != nil {
+		return "Failed to resume", err
+	}
+	return "Resume initiated", nil
+}
--- a/service/control/module.go
+++ b/service/control/module.go
@@ -0,0 +1,80 @@
+package control
+
+import (
+	"fmt"
+	"sync"
+	"sync/atomic"
+	"time"
+
+	"github.com/safing/portmaster/base/config"
+	"github.com/safing/portmaster/base/notifications"
+	"github.com/safing/portmaster/service/mgr"
+)
+
+type PauseInfo struct {
+	Interception bool      // Whether Portmaster interception is paused
+	SPN          bool      // Whether SPN is paused
+	TillTime     time.Time // When the pause will end
+}
+
+type Control struct {
+	mgr      *mgr.Manager
+	instance instance
+	states   *mgr.StateMgr
+
+	locker            sync.Mutex
+	resumeWorker      *mgr.WorkerMgr
+	pauseNotification *notifications.Notification
+	pauseInfo         PauseInfo
+}
+
+type instance interface {
+	Config() *config.Config
+	InterceptionGroup() *mgr.GroupModule
+	IsShuttingDown() bool
+}
+
+var (
+	singleton atomic.Bool
+)
+
+func New(instance instance) (*Control, error) {
+	if !singleton.CompareAndSwap(false, true) {
+		return nil, fmt.Errorf("control: New failed: instance already created")
+	}
+
+	m := mgr.New("Control")
+	module := &Control{
+		mgr:      m,
+		instance: instance,
+		states:   mgr.NewStateMgr(m),
+	}
+	if err := module.prep(); err != nil {
+		return nil, err
+	}
+	return module, nil
+}
+
+func (c *Control) Manager() *mgr.Manager {
+	return c.mgr
+}
+
+func (u *Control) States() *mgr.StateMgr {
+	return u.states
+}
+
+func (c *Control) Start() error {
+	return nil
+}
+
+func (c *Control) Stop() error {
+	c.locker.Lock()
+	defer c.locker.Unlock()
+	c.stopResumeWorker()
+
+	return nil
+}
+
+func (c *Control) prep() error {
+	return c.registerAPIEndpoints()
+}
--- a/service/control/pause.go
+++ b/service/control/pause.go
@@ -0,0 +1,230 @@
+package control
+
+import (
+	"errors"
+	"fmt"
+	"time"
+
+	"github.com/safing/portmaster/base/config"
+	"github.com/safing/portmaster/base/notifications"
+	"github.com/safing/portmaster/service/mgr"
+)
+
+func (c *Control) pause(duration time.Duration, onlySPN bool) (retErr error) {
+	if c.instance.IsShuttingDown() {
+		c.mgr.Debug("Cannot pause: system is shutting down")
+		return nil
+	}
+
+	c.locker.Lock()
+	defer c.locker.Unlock()
+
+	defer func() {
+		// update states after pause attempt
+		c.updateStatesAndNotify()
+		// log error if pause failed
+		if retErr != nil {
+			c.mgr.Error("Failed to pause: " + retErr.Error())
+		}
+	}()
+
+	if duration <= 0 {
+		return errors.New("invalid pause duration")
+	}
+
+	spn_enabled := config.GetAsBool("spn/enable", false)
+	if onlySPN {
+		if c.pauseInfo.Interception {
+			return errors.New("cannot pause SPN separately when core is paused")
+		}
+		// If SPN is not running and not already paused, cannot pause it or change pause duration.
+		if !spn_enabled() && !c.pauseInfo.SPN {
+			return errors.New("cannot pause SPN when it is not running")
+		}
+	}
+
+	// Stop resume worker if running and start a new one later.
+	c.stopResumeWorker()
+	defer func() {
+		if retErr == nil {
+			// start new resume worker (with new duration) if no error
+			c.startResumeWorker(duration)
+		}
+	}()
+
+	// Pause SPN if not already paused.
+	if !c.pauseInfo.SPN {
+		if spn_enabled() {
+			// TODO: the 'pause' state must not make permanent config changes.
+			// Consider possibility to not store permanent config changes.
+			// E.g. SPN enabled -> pause SPN -> restart PC/Portmaster -> SPN should be enabled again.
+			config.SetConfigOption("spn/enable", false)
+			c.mgr.Info("SPN paused")
+			c.pauseInfo.SPN = true
+		}
+	}
+
+	if onlySPN {
+		return nil
+	}
+
+	if !c.pauseInfo.Interception {
+		if err := c.instance.InterceptionGroup().Stop(); err != nil {
+			return err
+		}
+		c.mgr.Info("interception paused")
+		c.pauseInfo.Interception = true
+	}
+
+	return nil
+}
+
+func (c *Control) resume() (retErr error) {
+	if c.instance.IsShuttingDown() {
+		c.mgr.Debug("Cannot resume: system is shutting down")
+		return nil
+	}
+
+	c.locker.Lock()
+	defer c.locker.Unlock()
+
+	defer func() {
+		// update states after resume attempt
+		c.updateStatesAndNotify()
+		// log error if resume failed
+		if retErr != nil {
+			c.mgr.Error("Failed to resume: " + retErr.Error())
+		}
+	}()
+
+	c.stopResumeWorker()
+
+	if c.pauseInfo.Interception {
+		if err := c.instance.InterceptionGroup().Start(); err != nil {
+			return err
+		}
+		c.mgr.Info("interception resumed")
+		c.pauseInfo.Interception = false
+	}
+
+	if c.pauseInfo.SPN {
+		enabled := config.GetAsBool("spn/enable", false)
+		if !enabled() {
+			config.SetConfigOption("spn/enable", true)
+			c.mgr.Info("SPN resumed")
+		}
+		c.pauseInfo.SPN = false
+	}
+
+	return nil
+}
+
+// stopResumeWorker stops any existing resume worker.
+// No thread safety, caller must hold c.locker.
+func (c *Control) stopResumeWorker() {
+	c.pauseInfo.TillTime = time.Time{}
+
+	if c.resumeWorker != nil {
+		c.resumeWorker.Stop()
+		c.resumeWorker = nil
+	}
+}
+
+// startResumeWorker starts a worker that will resume normal operation after the specified duration.
+// No thread safety, caller must hold c.locker.
+func (c *Control) startResumeWorker(duration time.Duration) {
+	c.pauseInfo.TillTime = time.Now().Add(duration)
+
+	resumerWorkerFunc := func(wc *mgr.WorkerCtx) error {
+		wc.Info(fmt.Sprintf("Scheduling resume in %v", duration))
+
+		// Subscribe to config changes to detect SPN enable.
+		cfgChangeEvt := c.instance.Config().EventConfigChange.Subscribe("control: spn enable check", 10)
+		// Make sure to cancel subscription when worker stops.
+		defer cfgChangeEvt.Cancel()
+
+		for {
+			select {
+			case <-wc.Ctx().Done():
+				return nil
+			case <-cfgChangeEvt.Events():
+				spnEnabled := config.GetAsBool("spn/enable", false)
+				if spnEnabled() {
+					wc.Info("SPN enabled by user, resuming...")
+					return c.resume()
+				}
+			case <-time.After(duration):
+				wc.Info("Resuming...")
+
+				err := c.resume()
+				if err == nil {
+					n := &notifications.Notification{
+						EventID:      "control:resumed",
+						Type:         notifications.Info,
+						Title:        "Resumed",
+						Message:      "Automatically resumed from pause state",
+						ShowOnSystem: true,
+						Expires:      time.Now().Add(15 * time.Second).Unix(),
+						AvailableActions: []*notifications.Action{
+							{
+								ID:   "ack",
+								Text: "OK",
+							},
+						},
+					}
+					notifications.Notify(n)
+				}
+				return err
+			}
+		}
+	}
+
+	c.resumeWorker = c.mgr.NewWorkerMgr("resumer", resumerWorkerFunc, nil)
+	c.resumeWorker.Go()
+}
+
+// updateStatesAndNotify updates the paused states and sends notifications accordingly.
+// No thread safety, caller must hold c.locker.
+func (c *Control) updateStatesAndNotify() {
+	if !c.pauseInfo.Interception && !c.pauseInfo.SPN {
+		if c.pauseNotification != nil {
+			c.pauseNotification.Delete()
+			c.pauseNotification = nil
+		}
+		return
+	}
+
+	title := ""
+	nType := notifications.Warning
+	if c.pauseInfo.Interception && c.pauseInfo.SPN {
+		title = "Portmaster and SPN paused"
+	} else if c.pauseInfo.Interception {
+		title = "Portmaster paused"
+	} else if c.pauseInfo.SPN {
+		title = "SPN paused"
+		nType = notifications.Info // less severe notification for SPN-only pause
+	}
+	message := fmt.Sprintf("%s till %v", title, c.pauseInfo.TillTime.Format(time.TimeOnly))
+
+	c.pauseNotification = &notifications.Notification{
+		EventID:      "control:paused",
+		Type:         nType,
+		Title:        title,
+		Message:      message,
+		ShowOnSystem: false, // TODO: Before enabling, ensure that UI client (Tauri implementation) supports ActionTypeWebhook.
+		EventData:    &c.pauseInfo,
+		AvailableActions: []*notifications.Action{
+			{
+				Text: "Resume",
+				Type: notifications.ActionTypeWebhook,
+				Payload: &notifications.ActionTypeWebhookPayload{
+					URL:          APIEndpointResume,
+					ResultAction: "display",
+				},
+			},
+		},
+	}
+
+	notifications.Notify(c.pauseNotification)
+	c.pauseNotification.SyncWithState(c.states)
+}
--- a/service/debug.go
+++ b/service/debug.go
@@ -24,10 +24,26 @@ func (i *Instance) GetWorkerInfo() (*mgr.WorkerInfo, error) {
 	for _, m := range i.serviceGroup.Modules() {
 		wi, _ := m.Manager().WorkerInfo(snapshot) // Does not fail when we provide a snapshot.
 		infos = append(infos, wi)
+
+		// Check if module is a nested modules group
+		if gm, ok := m.(*mgr.GroupModule); ok {
+			for _, sm := range gm.Modules() {
+				wi, _ := sm.Manager().WorkerInfo(snapshot) // Does not fail when we provide a snapshot.
+				infos = append(infos, wi)
+			}
+		}
 	}
 	for _, m := range i.SpnGroup.Modules() {
 		wi, _ := m.Manager().WorkerInfo(snapshot) // Does not fail when we provide a snapshot.
 		infos = append(infos, wi)
+
+		// Check if module is a nested modules group
+		if gm, ok := m.(*mgr.GroupModule); ok {
+			for _, sm := range gm.Modules() {
+				wi, _ := sm.Manager().WorkerInfo(snapshot) // Does not fail when we provide a snapshot.
+				infos = append(infos, wi)
+			}
+		}
 	}

 	return mgr.MergeWorkerInfo(infos...), nil
--- a/service/firewall/interception/introspection.go
+++ b/service/firewall/interception/introspection.go
@@ -12,9 +12,7 @@ import (

 var (
 	packetMetricsDestination string
-	metrics                  = &packetMetrics{
-		done: make(chan struct{}),
-	}
+	metrics                  = &packetMetrics{}
 )

 func init() {
@@ -40,6 +38,10 @@ func (pm *packetMetrics) record(tp *tracedPacket, verdict string) {
 		pm.l.Lock()
 		defer pm.l.Unlock()

+		if pm.done == nil {
+			return
+		}
+
 		pm.records = append(pm.records, &performanceRecord{
 			start:    start,
 			duration: duration,
@@ -48,6 +50,18 @@ func (pm *packetMetrics) record(tp *tracedPacket, verdict string) {
 	}(tp.start.UnixNano(), time.Since(tp.start))
 }

+func (pm *packetMetrics) stop() {
+	pm.l.Lock()
+	defer pm.l.Unlock()
+
+	if pm.done == nil {
+		return
+	}
+
+	close(pm.done)
+	pm.done = nil
+}
+
 func (pm *packetMetrics) writeMetrics() {
 	if packetMetricsDestination == "" {
 		return
@@ -62,9 +76,14 @@ func (pm *packetMetrics) writeMetrics() {
 		_ = f.Close()
 	}()

+	pm.l.Lock()
+	pm.done = make(chan struct{})
+	done := pm.done
+	pm.l.Unlock()
+
 	for {
 		select {
-		case <-pm.done:
+		case <-done:
 			return
 		case <-time.After(time.Second * 5):
 		}
--- a/service/firewall/interception/module.go
+++ b/service/firewall/interception/module.go
@@ -40,6 +40,7 @@ var (
 	BandwidthUpdates = make(chan *packet.BandwidthUpdate, 1000)

 	disableInterception bool
+	isStarted           atomic.Bool
 )

 func init() {
@@ -53,6 +54,10 @@ func start() error {
 		return nil
 	}

+	if !isStarted.CompareAndSwap(false, true) {
+		return nil // already running
+	}
+
 	inputPackets := Packets
 	if packetMetricsDestination != "" {
 		go metrics.writeMetrics()
@@ -64,7 +69,17 @@ func start() error {
 		}()
 	}

-	return startInterception(inputPackets)
+	err := startInterception(inputPackets)
+	if err != nil {
+		log.Errorf("interception: failed to start module: %q", err)
+		log.Debug("interception: cleaning up after failed start...")
+		metrics.stop()
+		if e := stopInterception(); e != nil {
+			log.Debugf("interception: error cleaning up after failed start: %q", e.Error())
+		}
+		isStarted.Store(false)
+	}
+	return err
 }

 // Stop starts the interception.
@@ -73,7 +88,11 @@ func stop() error {
 		return nil
 	}

-	close(metrics.done)
+	if !isStarted.CompareAndSwap(true, false) {
+		return nil // not running
+	}
+
+	metrics.stop()
 	if err := stopInterception(); err != nil {
 		log.Errorf("failed to stop interception module: %s", err)
 	}
--- a/service/firewall/interception/nfqueue_linux.go
+++ b/service/firewall/interception/nfqueue_linux.go
@@ -1,10 +1,10 @@
 package interception

 import (
-	"flag"
 	"fmt"
 	"sort"
 	"strings"
+	"sync/atomic"

 	"github.com/coreos/go-iptables/iptables"
 	"github.com/hashicorp/go-multierror"
@@ -30,15 +30,10 @@ var (
 	out6Queue nfQueue
 	in6Queue  nfQueue

+	isRunning      atomic.Bool
 	shutdownSignal = make(chan struct{})
-
-	experimentalNfqueueBackend bool
 )

-func init() {
-	flag.BoolVar(&experimentalNfqueueBackend, "experimental-nfqueue", false, "(deprecated flag; always used)")
-}
-
 // nfQueue encapsulates nfQueue providers.
 type nfQueue interface {
 	PacketChannel() <-chan packet.Packet
@@ -262,12 +257,13 @@ func deactivateIPTables(protocol iptables.Protocol, rules, chains []string) erro

 // StartNfqueueInterception starts the nfqueue interception.
 func StartNfqueueInterception(packets chan<- packet.Packet) (err error) {
-	// @deprecated, remove in v1
-	if experimentalNfqueueBackend {
-		log.Warningf("[DEPRECATED] --experimental-nfqueue has been deprecated as the backend is now used by default")
-		log.Warningf("[DEPRECATED] please remove the flag from your configuration!")
+	if !isRunning.CompareAndSwap(false, true) {
+		return nil // already running
 	}

+	// Reset shutdown signal
+	shutdownSignal = make(chan struct{})
+
 	err = activateNfqueueFirewall()
 	if err != nil {
 		return fmt.Errorf("could not initialize nfqueue: %w", err)
@@ -305,6 +301,11 @@ func StartNfqueueInterception(packets chan<- packet.Packet) (err error) {

 // StopNfqueueInterception stops the nfqueue interception.
 func StopNfqueueInterception() error {
+	if !isRunning.CompareAndSwap(true, false) {
+		return nil // not running
+	}
+
+	// Signal shutdown to packet handler
 	defer close(shutdownSignal)

 	if out4Queue != nil {
--- a/service/instance.go
+++ b/service/instance.go
@@ -16,6 +16,7 @@ import (
 	"github.com/safing/portmaster/base/utils"
 	"github.com/safing/portmaster/service/broadcasts"
 	"github.com/safing/portmaster/service/compat"
+	"github.com/safing/portmaster/service/control"
 	"github.com/safing/portmaster/service/core"
 	"github.com/safing/portmaster/service/core/base"
 	"github.com/safing/portmaster/service/firewall"
@@ -58,6 +59,7 @@ type Instance struct {
 	cancelShutdownCtx context.CancelFunc

 	serviceGroup             *mgr.Group
+	serviceGroupInterception *mgr.GroupModule

 	binDir  string
 	dataDir string
@@ -95,6 +97,7 @@ type Instance struct {
 	process       *process.ProcessModule
 	resolver      *resolver.ResolverModule
 	sync          *sync.Sync
+	control       *control.Control

 	access *access.Access

@@ -264,6 +267,10 @@ func New(svcCfg *ServiceConfig) (*Instance, error) { //nolint:maintidx
 	if err != nil {
 		return instance, fmt.Errorf("create sync module: %w", err)
 	}
+	instance.control, err = control.New(instance)
+	if err != nil {
+		return instance, fmt.Errorf("create control module: %w", err)
+	}
 	instance.access, err = access.New(instance)
 	if err != nil {
 		return instance, fmt.Errorf("create access module: %w", err)
@@ -307,6 +314,12 @@ func New(svcCfg *ServiceConfig) (*Instance, error) { //nolint:maintidx
 		return instance, fmt.Errorf("create terminal module: %w", err)
 	}

+	// Grouped interception modules that can be paused/resumed together.
+	instance.serviceGroupInterception = mgr.NewGroupModule("Interception Group",
+		instance.interception,
+		instance.dnsmonitor,
+		instance.compat)
+
 	// Add all modules to instance group.
 	instance.serviceGroup = mgr.NewGroup(
 		instance.base,
@@ -334,14 +347,18 @@ func New(svcCfg *ServiceConfig) (*Instance, error) { //nolint:maintidx
 		instance.resolver,
 		instance.filterLists,
 		instance.customlist,
-		instance.interception,
-		instance.dnsmonitor,

-		instance.compat,
+		// Grouped pausable interception modules:
+		// 		instance.interception,
+		// 		instance.dnsmonitor,
+		// 		instance.compat
+		instance.serviceGroupInterception,
+
 		instance.status,
 		instance.broadcasts,
 		instance.sync,
 		instance.ui,
+		instance.control,

 		instance.access,
 	)
@@ -542,6 +559,11 @@ func (i *Instance) Interception() *interception.Interception {
 	return i.interception
 }

+// InterceptionGroup returns the grouped interception modules that can be paused together.
+func (i *Instance) InterceptionGroup() *mgr.GroupModule {
+	return i.serviceGroupInterception
+}
+
 // DNSMonitor returns the dns-listener module.
 func (i *Instance) DNSMonitor() *dnsmonitor.DNSMonitor {
 	return i.dnsmonitor
--- a/service/mgr/group_module.go
+++ b/service/mgr/group_module.go
@@ -0,0 +1,33 @@
+package mgr
+
+// GroupModule is a module that wraps a group of modules,
+// to allow nesting groups of modules in parent group.
+type GroupModule struct {
+	mgr   *Manager
+	group *Group
+}
+
+func NewGroupModule(name string, modules ...Module) *GroupModule {
+	return &GroupModule{
+		mgr:   New(name),
+		group: NewGroup(modules...),
+	}
+}
+
+func (gm *GroupModule) Manager() *Manager {
+	return gm.mgr
+}
+
+func (gm *GroupModule) Start() error {
+	return gm.group.Start()
+}
+
+func (gm *GroupModule) Stop() error {
+	return gm.group.Stop()
+}
+
+// Modules returns the modules in the group wrapped by this group module.
+// (mimics Group.Modules())
+func (gm *GroupModule) Modules() []Module {
+	return gm.group.Modules()
+}
--- a/service/status/module.go
+++ b/service/status/module.go
@@ -35,10 +35,6 @@ func (s *Status) Manager() *mgr.Manager {

 // Start starts the module.
 func (s *Status) Start() error {
-	if err := s.setupRuntimeProvider(); err != nil {
-		return err
-	}
-
 	s.mgr.Go("status publisher", s.statusPublisher)

 	s.instance.NetEnv().EventOnlineStatusChange.AddCallback("update online status in system status",
@@ -67,6 +63,14 @@ func (s *Status) Stop() error {
 	return nil
 }

+func (s *Status) prep() error {
+	// register status provider as soon as possible
+	if err := s.setupRuntimeProvider(); err != nil {
+		return err
+	}
+	return nil
+}
+
 // AddToDebugInfo adds the system status to the given debug.Info.
 func AddToDebugInfo(di *debug.Info) {
 	di.AddSection(
@@ -96,6 +100,10 @@ func New(instance instance) (*Status, error) {
 		notifications: make(map[string]map[string]*notifications.Notification),
 	}

+	if err := module.prep(); err != nil {
+		return nil, err
+	}
+
 	return module, nil
 }