fuck it forgot to commit all those changes

src/commands/battery.rs

@@ -2,8 +2,49 @@ use crate::cli::BatteryCommands;
 use log::{debug, error, info};
 use std::fs;
 use std::path::Path;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn set_battery_limit(&self, percent: u32) -> zbus::Result<()>;
+}
+
+fn try_call_daemon(command: &BatteryCommands) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        match command {
+            BatteryCommands::Limit { percent } => {
+                proxy.set_battery_limit(*percent as u32).await.is_ok()
+            }
+            _ => false,
+        }
+    })
+}
 
 pub fn execute(command: &BatteryCommands) {
+    if matches!(command, BatteryCommands::Limit { .. }) && try_call_daemon(command) {
+        println!("Request handled by lapctld daemon.");
+        return;
+    }
+
     match command {
         BatteryCommands::Limit { percent } => {
             if !(&1..=&100).contains(&percent) {

src/commands/cooling.rs

@@ -2,6 +2,47 @@ use crate::cli::CoolingCommands;
 use log::{debug, info};
 use std::fs;
 use std::path::Path;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn set_cooling_profile(&self, profile: String) -> zbus::Result<()>;
+}
+
+fn try_call_daemon(command: &CoolingCommands) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        match command {
+            CoolingCommands::Performance => proxy
+                .set_cooling_profile("performance".to_string())
+                .await
+                .is_ok(),
+            CoolingCommands::Balanced => proxy
+                .set_cooling_profile("balanced".to_string())
+                .await
+                .is_ok(),
+            CoolingCommands::Quiet => proxy.set_cooling_profile("quiet".to_string()).await.is_ok(),
+        }
+    })
+}
 
 fn set_ideapad_fan_mode(mode: &str) -> bool {
     let mut success = false;
@@ -38,6 +79,11 @@ fn set_asus_throttle_policy(mode: &str) -> bool {
 }
 
 pub fn execute(command: &CoolingCommands) {
+    if try_call_daemon(command) {
+        println!("Request handled by lapctld daemon.");
+        return;
+    }
+
     let (ideapad_mode, asus_mode, desc) = match command {
         CoolingCommands::Performance => ("1", "1", "Performance"),
         CoolingCommands::Balanced => ("0", "0", "Balanced"),

src/commands/gpu.rs

@@ -1,13 +1,101 @@
 use crate::cli::GpuCommands;
 use crate::hardware::gpu::{
-    get_amd_igpu_name, get_current_mode, get_igpu_vendor, get_nvidia_gpu_pci_bus,
+    get_amd_igpu_name, get_current_mode, get_igpu_vendor, get_nvidia_gpu_pci_addr,
+    get_nvidia_gpu_pci_bus, kill_gpu_processes, remove_gpu, rescan_pci, unbind_gpu,
+};
+use crate::utils::system::{
+    assert_root, create_file, get_active_graphical_sessions, get_display_manager,
+    is_service_active, manage_service, rebuild_initramfs, terminate_session,
 };
-use crate::utils::system::{assert_root, create_file, get_display_manager, rebuild_initramfs};
 use log::{error, info};
 use serde::{Deserialize, Serialize};
 use std::fs;
 use std::path::Path;
 use std::process::Command;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn switch_gpu_integrated(&self, no_reboot: bool) -> zbus::Result<()>;
+    async fn switch_gpu_hybrid(
+        &self,
+        rtd3: i32,
+        use_nvidia_current: bool,
+        no_reboot: bool,
+    ) -> zbus::Result<()>;
+    async fn switch_gpu_nvidia(
+        &self,
+        dm: String,
+        force_comp: bool,
+        coolbits: i32,
+        use_nvidia_current: bool,
+        wayland: bool,
+        no_reboot: bool,
+    ) -> zbus::Result<()>;
+}
+
+fn try_call_daemon(cmd: &GpuCommands) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        match cmd {
+            GpuCommands::Integrated { no_reboot } => {
+                proxy.switch_gpu_integrated(*no_reboot).await.is_ok()
+            }
+            GpuCommands::Hybrid {
+                rtd3,
+                use_nvidia_current,
+                no_reboot,
+            } => {
+                let rtd3_val = rtd3.map(|v| v as i32).unwrap_or(-1);
+                proxy
+                    .switch_gpu_hybrid(rtd3_val, *use_nvidia_current, *no_reboot)
+                    .await
+                    .is_ok()
+            }
+            GpuCommands::Nvidia {
+                dm,
+                force_comp,
+                coolbits,
+                use_nvidia_current,
+                wayland,
+                no_reboot,
+            } => {
+                let dm_val = dm.clone().unwrap_or_default();
+                let coolbits_val = coolbits.map(|v| v as i32).unwrap_or(-1);
+                proxy
+                    .switch_gpu_nvidia(
+                        dm_val,
+                        *force_comp,
+                        coolbits_val,
+                        *use_nvidia_current,
+                        *wayland,
+                        *no_reboot,
+                    )
+                    .await
+                    .is_ok()
+            }
+            _ => false,
+        }
+    })
+}
 
 const CACHE_FILE_PATH: &str = "/var/cache/lapctl/cache.json";
 const BLACKLIST_PATH: &str = "/etc/modprobe.d/blacklist-nvidia.conf";
@@ -258,10 +346,12 @@ fn create_cache_obj(bus_id: String) -> Cache {
 }
 
 fn create_cache_file() {
-    if get_current_mode() != "hybrid" {
-        error!("--cache-create requires that the system be in the hybrid Optimus mode");
+    let pci_addr = get_nvidia_gpu_pci_addr();
+    if pci_addr.is_none() {
+        log::debug!("NVIDIA GPU not found, skipping cache creation");
         return;
     }
+
     let bus_id = get_nvidia_gpu_pci_bus();
     let cache = create_cache_obj(bus_id);
 
@@ -272,7 +362,7 @@ fn create_cache_file() {
     if let Ok(json) = serde_json::to_string_pretty(&cache)
         && fs::write(CACHE_FILE_PATH, json).is_ok()
     {
-        log::debug!("Created file {}", CACHE_FILE_PATH);
+        log::debug!("Created/Updated cache file {}", CACHE_FILE_PATH);
     }
 }
 
@@ -290,10 +380,84 @@ fn read_cache_file() -> Result<Cache, String> {
     }
 }
 
-fn switch_integrated() {
+fn prepare_no_reboot(dm_flag: Option<String>) -> Result<Option<String>, String> {
+    let dm_name = dm_flag.or_else(get_display_manager);
+
+    if let Some(ref name) = dm_name
+        && is_service_active(name)
+    {
+        info!("Stopping display manager: {}", name);
+        manage_service(name, "stop")?;
+        return Ok(Some(name.clone()));
+    }
+
+    // If no active DM found, check for graphical sessions
+    let sessions = get_active_graphical_sessions();
+    if !sessions.is_empty() {
+        println!("No active display manager found, but graphical sessions are running.");
+        println!("Terminating graphical sessions for no-reboot GPU switching...");
+        for session_id in sessions {
+            if let Err(e) = terminate_session(&session_id) {
+                error!("Failed to terminate session {}: {}", session_id, e);
+            }
+        }
+        // Give some time for sessions to terminate
+        std::thread::sleep(std::time::Duration::from_secs(2));
+    }
+
+    Ok(None)
+}
+
+fn finalize_no_reboot(stopped_dm: Option<String>) {
+    if let Some(name) = stopped_dm {
+        info!("Starting display manager: {}", name);
+        let _ = manage_service(&name, "start");
+    }
+}
+
+fn switch_integrated(no_reboot: bool) {
     assert_root();
     println!("Switching to integrated mode");
 
+    if !Path::new(CACHE_FILE_PATH).exists() {
+        create_cache_file();
+    }
+
+    cleanup();
+
+    create_file(BLACKLIST_PATH, BLACKLIST_CONTENT, false);
+    create_file(UDEV_INTEGRATED_PATH, UDEV_INTEGRATED, false);
+
+    let mut stopped_dm = None;
+    if no_reboot {
+        match prepare_no_reboot(None) {
+            Ok(dm) => stopped_dm = dm,
+            Err(e) => {
+                error!("{}", e);
+                return;
+            }
+        }
+
+        if let Err(e) = kill_gpu_processes() {
+            error!("Failed to kill GPU processes: {}", e);
+        }
+
+        // Try to unload modules
+        let modules = ["nvidia_uvm", "nvidia_modeset", "nvidia_drm", "nvidia"];
+        for module in modules {
+            let _ = Command::new("modprobe").args(["-r", module]).status();
+        }
+
+        if let Some(pci_addr) = get_nvidia_gpu_pci_addr() {
+            if let Err(e) = unbind_gpu(&pci_addr) {
+                error!("Failed to unbind GPU: {}", e);
+            }
+            if let Err(e) = remove_gpu(&pci_addr) {
+                error!("Failed to remove GPU: {}", e);
+            }
+        }
+    }
+
     let is_debug = log::log_enabled!(log::Level::Debug);
     let mut dis_cmd = Command::new("systemctl");
     dis_cmd.args(["disable", "nvidia-persistenced.service"]);
@@ -306,21 +470,17 @@ fn switch_integrated() {
         _ => error!("An error ocurred while disabling service"),
     }
 
-    if get_current_mode() == "hybrid" && !Path::new(CACHE_FILE_PATH).exists() {
-        create_cache_file();
+    if no_reboot {
+        println!("Operation completed successfully");
+        finalize_no_reboot(stopped_dm);
+    } else {
+        rebuild_initramfs();
+        println!("Operation completed successfully");
+        println!("Please reboot your computer for changes to take effect!");
     }
-
-    cleanup();
-
-    create_file(BLACKLIST_PATH, BLACKLIST_CONTENT, false);
-    create_file(UDEV_INTEGRATED_PATH, UDEV_INTEGRATED, false);
-
-    rebuild_initramfs();
-    println!("Operation completed successfully");
-    println!("Please reboot your computer for changes to take effect!");
 }
 
-fn switch_hybrid(rtd3: Option<u8>, use_nvidia_current: bool) {
+fn switch_hybrid(rtd3: Option<u8>, use_nvidia_current: bool, no_reboot: bool) {
     assert_root();
     println!("Switching to hybrid mode");
     println!(
@@ -328,12 +488,31 @@ fn switch_hybrid(rtd3: Option<u8>, use_nvidia_current: bool) {
         rtd3.is_some()
     );
 
-    if get_current_mode() == "hybrid" && !Path::new(CACHE_FILE_PATH).exists() {
+    if no_reboot && let Err(e) = rescan_pci() {
+        error!("Failed to rescan PCI bus: {}", e);
+    }
+
+    if !Path::new(CACHE_FILE_PATH).exists() {
         create_cache_file();
     }
 
     cleanup();
 
+    let mut stopped_dm = None;
+    if no_reboot {
+        match prepare_no_reboot(None) {
+            Ok(dm) => stopped_dm = dm,
+            Err(e) => {
+                error!("{}", e);
+                return;
+            }
+        }
+
+        if let Err(e) = kill_gpu_processes() {
+            error!("Failed to kill GPU processes: {}", e);
+        }
+    }
+
     // persistenced enable
     let is_debug = log::log_enabled!(log::Level::Debug);
     let mut enable_cmd = Command::new("systemctl");
@@ -370,9 +549,14 @@ fn switch_hybrid(rtd3: Option<u8>, use_nvidia_current: bool) {
         create_file(MODESET_PATH, &modeset_content, false);
     }
 
-    rebuild_initramfs();
-    println!("Operation completed successfully");
-    println!("Please reboot your computer for changes to take effect!");
+    if no_reboot {
+        println!("Operation completed successfully");
+        finalize_no_reboot(stopped_dm);
+    } else {
+        rebuild_initramfs();
+        println!("Operation completed successfully");
+        println!("Please reboot your computer for changes to take effect!");
+    }
 }
 
 fn switch_nvidia(
@@ -381,26 +565,18 @@ fn switch_nvidia(
     coolbits: Option<u32>,
     use_nvidia_current: bool,
     wayland: bool,
+    no_reboot: bool,
 ) {
     assert_root();
     println!("Switching to nvidia mode");
     println!("Enable ForceCompositionPipeline: {}", force_comp);
     println!("Enable Coolbits: {}", coolbits.is_some());
 
-    // persistenced enable
-    let is_debug = log::log_enabled!(log::Level::Debug);
-    let mut enable_cmd = Command::new("systemctl");
-    enable_cmd.args(["enable", "nvidia-persistenced.service"]);
-    if !is_debug {
-        enable_cmd.stdout(std::process::Stdio::null());
-        enable_cmd.stderr(std::process::Stdio::null());
-    }
-    match enable_cmd.status() {
-        Ok(s) if s.success() => println!("Successfully enabled nvidia-persistenced.service"),
-        _ => error!("An error ocurred while enabling service"),
+    if no_reboot && let Err(e) = rescan_pci() {
+        error!("Failed to rescan PCI bus: {}", e);
     }
 
-    if get_current_mode() == "hybrid" && !Path::new(CACHE_FILE_PATH).exists() {
+    if !Path::new(CACHE_FILE_PATH).exists() {
         create_cache_file();
     }
 
@@ -454,7 +630,7 @@ fn switch_nvidia(
             create_file(EXTRA_XORG_PATH, &extra_xorg, false);
         }
 
-        let display_manager = dm.or_else(get_display_manager);
+        let display_manager = dm.clone().or_else(get_display_manager);
 
         if let Some(cdm) = display_manager {
             if cdm == "sddm" {
@@ -480,9 +656,42 @@ fn switch_nvidia(
         }
     }
 
-    rebuild_initramfs();
-    println!("Operation completed successfully");
-    println!("Please reboot your computer for changes to take effect!");
+    let mut stopped_dm = None;
+    if no_reboot {
+        match prepare_no_reboot(dm.clone()) {
+            Ok(dm_name) => stopped_dm = dm_name,
+            Err(e) => {
+                error!("{}", e);
+                return;
+            }
+        }
+
+        if let Err(e) = kill_gpu_processes() {
+            error!("Failed to kill GPU processes: {}", e);
+        }
+    }
+
+    // persistenced enable
+    let is_debug = log::log_enabled!(log::Level::Debug);
+    let mut enable_cmd = Command::new("systemctl");
+    enable_cmd.args(["enable", "nvidia-persistenced.service"]);
+    if !is_debug {
+        enable_cmd.stdout(std::process::Stdio::null());
+        enable_cmd.stderr(std::process::Stdio::null());
+    }
+    match enable_cmd.status() {
+        Ok(s) if s.success() => println!("Successfully enabled nvidia-persistenced.service"),
+        _ => error!("An error ocurred while enabling service"),
+    }
+
+    if no_reboot {
+        println!("Operation completed successfully");
+        finalize_no_reboot(stopped_dm);
+    } else {
+        rebuild_initramfs();
+        println!("Operation completed successfully");
+        println!("Please reboot your computer for changes to take effect!");
+    }
 }
 
 fn run_on_dgpu(command: &[String]) {
@@ -523,6 +732,11 @@ fn run_on_dgpu(command: &[String]) {
 }
 
 pub fn execute(cmd: &GpuCommands) {
+    if try_call_daemon(cmd) {
+        println!("Request handled by lapctld daemon.");
+        return;
+    }
+
     match cmd {
         GpuCommands::Query => {
             let mode = get_current_mode();
@@ -570,23 +784,26 @@ pub fn execute(cmd: &GpuCommands) {
             create_file(SDDM_XSETUP_PATH, SDDM_XSETUP_CONTENT, true);
             println!("Operation completed successfully");
         }
-        GpuCommands::Integrated => switch_integrated(),
+        GpuCommands::Integrated { no_reboot } => switch_integrated(*no_reboot),
         GpuCommands::Hybrid {
             rtd3,
             use_nvidia_current,
-        } => switch_hybrid(*rtd3, *use_nvidia_current),
+            no_reboot,
+        } => switch_hybrid(*rtd3, *use_nvidia_current, *no_reboot),
         GpuCommands::Nvidia {
             dm,
             force_comp,
             coolbits,
             use_nvidia_current,
             wayland,
+            no_reboot,
         } => switch_nvidia(
             dm.clone(),
             *force_comp,
             *coolbits,
             *use_nvidia_current,
             *wayland,
+            *no_reboot,
         ),
         GpuCommands::Run { command } => run_on_dgpu(command),
     }

src/commands/inhibit.rs

@@ -1,7 +1,63 @@
 use log::{error, info};
 use std::process::Command;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn set_system_inhibition(
+        &self,
+        active: bool,
+        why: String,
+        who: String,
+    ) -> zbus::Result<()>;
+}
+
+fn try_call_daemon_inhibit(active: bool, why: String, who: String) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        proxy.set_system_inhibition(active, why, who).await.is_ok()
+    })
+}
+
+pub fn execute(command_args: &[String], why: &str, who: &str, daemon: bool, stop: bool) {
+    if stop {
+        if try_call_daemon_inhibit(false, why.to_string(), who.to_string()) {
+            println!("Persistent system inhibition deactivated via lapctld.");
+        } else {
+            error!("Failed to deactivate inhibition via daemon. Is lapctld running?");
+        }
+        return;
+    }
+
+    if daemon && command_args.is_empty() {
+        if try_call_daemon_inhibit(true, why.to_string(), who.to_string()) {
+            println!("Persistent system inhibition activated via lapctld.");
+            println!("The system will stay awake until you run: lapctl inhibit --stop");
+            return;
+        } else {
+            error!("Failed to activate inhibition via daemon. Is lapctld running?");
+            // Fallback to local systemd-inhibit if daemon call fails
+        }
+    }
 
-pub fn execute(command_args: &[String], why: &str, who: &str, daemon: bool) {
     let args = build_args(command_args, why, who);
 
     if command_args.is_empty() {

src/commands/install_rules.rs

@@ -2,74 +2,118 @@ use crate::utils::system::{assert_root, create_file};
 use log::info;
 use std::process::Command;
 
-const LAPCTL_UDEV_RULES: &str = r#"# /etc/udev/rules.d/99-lapctl.rules
-# Automatically generated by lapctl
-# This file grants read/write permissions to all local users 
-# for the SysFS endpoints required by lapctl's power, cooling, and battery commands.
+// No longer needed: all privileged operations are now handled by the lapctld daemon via D-Bus.
+const LAPCTL_UDEV_RULES: &str = "# lapctl udev rules (placeholder)\n";
 
-# ACPI Platform Profiles & CPU Scaling
-ACTION=="add", SUBSYSTEM=="firmware", RUN+="/bin/sh -c 'chmod a+w /sys/firmware/acpi/platform_profile 2>/dev/null'"
-ACTION=="add", SUBSYSTEM=="cpu", RUN+="/bin/sh -c 'chmod a+w /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor 2>/dev/null'"
-ACTION=="add", SUBSYSTEM=="cpu", RUN+="/bin/sh -c 'chmod a+w /sys/devices/system/cpu/cpu*/cpufreq/energy_performance_preference 2>/dev/null'"
+const POLKIT_POLICY: &str = r#"<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE policyconfig PUBLIC
+ "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/PolicyKit/1/policyconfig.dtd">
+<policyconfig>
+  <vendor>lapctl</vendor>
+  <vendor_url>https://github.com/S4NKALP/lapctl</vendor_url>
+  <action id="org.s4nkalp.lapctl.execute">
+    <description>Elevated execution for lapctl</description>
+    <message>Authentication is required to perform privileged lapctl operations</message>
+    <defaults>
+      <allow_any>auth_admin</allow_any>
+      <allow_inactive>auth_admin</allow_inactive>
+      <allow_active>yes</allow_active>
+    </defaults>
+    <annotate key="org.freedesktop.policykit.exec.path">/usr/bin/lapctl</annotate>
+    <annotate key="org.freedesktop.policykit.exec.allow_gui">false</annotate>
+  </action>
+</policyconfig>
+"#;
 
-# Battery Charging Limits
-ACTION=="add", SUBSYSTEM=="power_supply", RUN+="/bin/sh -c 'chmod a+w /sys/class/power_supply/BAT*/charge_control_end_threshold 2>/dev/null'"
+const POLKIT_RULES: &str = r#"/* /etc/polkit-1/rules.d/10-lapctl.rules
+ * Automatically generated by lapctl
+ * This rule allows users in the 'wheel' or 'sudo' groups to
+ * perform privileged lapctl operations via pkexec without a password.
+ */
+polkit.addRule(function(action, subject) {
+    if (action.id == "org.freedesktop.policykit.exec" &&
+        action.lookup("program").indexOf("lapctl") !== -1 &&
+        (subject.isInGroup("wheel") || subject.isInGroup("sudo"))) {
+        return polkit.Result.YES;
+    }
+});
+"#;
 
-# Lenovo Ideapad Thermal and Conservation Mode
-ACTION=="add", SUBSYSTEM=="platform", RUN+="/bin/sh -c 'chmod a+w /sys/bus/platform/drivers/ideapad_acpi/VPC*/fan_mode 2>/dev/null'"
-ACTION=="add", SUBSYSTEM=="platform", RUN+="/bin/sh -c 'chmod a+w /sys/bus/platform/drivers/ideapad_acpi/VPC*/conservation_mode 2>/dev/null'"
+const DBUS_POLICY: &str = r#"<!DOCTYPE busconfig PUBLIC
+          "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
+          "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
+<busconfig>
+    <policy user="root">
+        <allow own="org.lapctl"/>
+        <allow send_destination="org.lapctl"/>
+        <allow receive_sender="org.lapctl"/>
+    </policy>
+    <policy group="wheel">
+        <allow send_destination="org.lapctl"/>
+        <allow receive_sender="org.lapctl"/>
+    </policy>
+    <policy group="sudo">
+        <allow send_destination="org.lapctl"/>
+        <allow receive_sender="org.lapctl"/>
+    </policy>
+</busconfig>
+"#;
 
-# ASUS WMI Thermal Policy
-ACTION=="add", SUBSYSTEM=="platform", RUN+="/bin/sh -c 'chmod a+w /sys/devices/platform/asus-nb-wmi/throttle_thermal_policy 2>/dev/null'"
+const SYSTEMD_SERVICE: &str = r#"[Unit]
+Description=lapctl hardware management daemon
+After=dbus.service
 
-# Intel RAPL TDP Control
-ACTION=="add", SUBSYSTEM=="powercap", RUN+="/bin/sh -c 'chmod a+w /sys/class/powercap/intel-rapl:0/constraint_*_power_limit_uw 2>/dev/null'"
+[Service]
+Type=simple
+ExecStart=/usr/bin/lapctl daemon
+Restart=on-failure
 
-# AMD HWMon Power Capping
-ACTION=="add", SUBSYSTEM=="hwmon", RUN+="/bin/sh -c 'find /sys/class/hwmon -name \"power1_cap\" -exec chmod a+w {} + 2>/dev/null'"
-
-# Input Device Inhibition (Touchpad)
-ACTION=="add", SUBSYSTEM=="input", RUN+="/bin/sh -c 'find /sys/class/input -name \"inhibited\" -exec chmod a+w {} + 2>/dev/null'"
+[Install]
+WantedBy=multi-user.target
 "#;
 
 pub fn execute() {
     assert_root();
 
-    println!("Installing lapctl udev rules for rootless hardware configuration...");
+    println!("Installing lapctl configuration for daemon communication...");
 
+    let dbus_policy_path = "/etc/dbus-1/system.d/org.lapctl.conf";
+    create_file(dbus_policy_path, DBUS_POLICY, false);
+
+    let service_path = "/etc/systemd/system/lapctld.service";
+    create_file(service_path, SYSTEMD_SERVICE, false);
+
+    // Also install the udev rules file (even if empty now) to avoid errors if it was previously there
     let rules_path = "/etc/udev/rules.d/99-lapctl.rules";
     create_file(rules_path, LAPCTL_UDEV_RULES, false);
 
-    println!("Successfully wrote rules to {}", rules_path);
-    println!("Loading rules and applying immediate session permissions...");
+    // Polkit fallbacks for rootless execution without the daemon
+    let polkit_policy_path = "/usr/share/polkit-1/actions/org.s4nkalp.lapctl.policy";
+    create_file(polkit_policy_path, POLKIT_POLICY, false);
 
-    let _ = Command::new("udevadm")
-        .args(["control", "--reload-rules"])
+    let polkit_rules_path = "/etc/polkit-1/rules.d/10-lapctl.rules";
+    create_file(polkit_rules_path, POLKIT_RULES, false);
+
+    println!("Successfully installed configuration files.");
+    println!("Activating background daemon (lapctld)...");
+
+    // Reload systemd to recognize the new service
+    let _ = Command::new("systemctl").arg("daemon-reload").status();
+
+    // Enable and start the daemon
+    let status = Command::new("systemctl")
+        .args(["enable", "--now", "lapctld"])
         .status();
 
-    let _ = Command::new("udevadm").args(["trigger"]).status();
-
-    // The udevadm trigger often fails to catch already-initialized ACPI nodes without a reboot,
-    // so we manually apply the permissions for the current session right now.
-    let commands = vec![
-        "chmod a+w /sys/firmware/acpi/platform_profile 2>/dev/null",
-        "chmod a+w /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor 2>/dev/null",
-        "chmod a+w /sys/devices/system/cpu/cpu*/cpufreq/energy_performance_preference 2>/dev/null",
-        "chmod a+w /sys/class/power_supply/BAT*/charge_control_end_threshold 2>/dev/null",
-        "chmod a+w /sys/bus/platform/drivers/ideapad_acpi/VPC*/fan_mode 2>/dev/null",
-        "chmod a+w /sys/bus/platform/drivers/ideapad_acpi/VPC*/conservation_mode 2>/dev/null",
-        "chmod a+w /sys/devices/platform/asus-nb-wmi/throttle_thermal_policy 2>/dev/null",
-        "chmod a+w /sys/class/powercap/intel-rapl:0/constraint_*_power_limit_uw 2>/dev/null",
-        "find /sys/class/hwmon -name \"power1_cap\" -exec chmod a+w {} + 2>/dev/null",
-        "find /sys/class/input -name \"inhibited\" -exec chmod a+w {} + 2>/dev/null",
-    ];
-
-    for cmd in commands {
-        let _ = Command::new("sh").arg("-c").arg(cmd).status();
+    if let Ok(s) = status {
+        if s.success() {
+            info!("lapctld daemon enabled and started.");
+        } else {
+            log::error!("Failed to enable/start lapctld daemon.");
+        }
     }
 
-    info!("Udev reload and immediate ACL application complete.");
-    println!(
-        "Installation successful! You can now use lapctl power, cooling, and battery commands without sudo."
-    );
+    println!("Installation successful! The lapctld daemon is now running.");
+    println!("You can now use all lapctl commands without sudo.");
 }

src/commands/power.rs

@@ -2,6 +2,52 @@ use crate::cli::PowerCommands;
 use log::{error, info};
 use std::fs;
 use std::path::Path;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn set_power_profile(&self, profile: String) -> zbus::Result<()>;
+    async fn set_tdp_limit(&self, watts: u32) -> zbus::Result<()>;
+}
+
+fn try_call_daemon(command: &PowerCommands) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        match command {
+            PowerCommands::Performance => proxy
+                .set_power_profile("performance".to_string())
+                .await
+                .is_ok(),
+            PowerCommands::Balanced => proxy
+                .set_power_profile("balanced".to_string())
+                .await
+                .is_ok(),
+            PowerCommands::BatterySave => proxy
+                .set_power_profile("battery-save".to_string())
+                .await
+                .is_ok(),
+            PowerCommands::LimitTdp { watts } => proxy.set_tdp_limit(*watts).await.is_ok(),
+        }
+    })
+}
 
 fn set_cpu_governor(governor: &str) {
     let cpu_dir = Path::new("/sys/devices/system/cpu");
@@ -155,6 +201,11 @@ fn set_platform_profile(profile: &str) {
 }
 
 pub fn execute(command: &PowerCommands) {
+    if try_call_daemon(command) {
+        println!("Request handled by lapctld daemon.");
+        return;
+    }
+
     match command {
         PowerCommands::Performance => {
             println!("Setting power profile to Performance");

src/commands/touchpad.rs

@@ -2,8 +2,47 @@ use crate::cli::TouchpadCommands;
 use log::{error, info};
 use std::fs;
 use std::path::Path;
+use zbus::Connection;
+use zbus::proxy;
+
+#[proxy(
+    interface = "org.lapctl1",
+    default_service = "org.lapctl",
+    default_path = "/org/lapctl"
+)]
+trait Lapctl {
+    async fn set_touchpad_inhibition(&self, inhibited: bool) -> zbus::Result<()>;
+}
+
+fn try_call_daemon(command: &TouchpadCommands) -> bool {
+    let rt = match tokio::runtime::Runtime::new() {
+        Ok(rt) => rt,
+        Err(_) => return false,
+    };
+
+    rt.block_on(async {
+        let connection = match Connection::system().await {
+            Ok(conn) => conn,
+            Err(_) => return false,
+        };
+        let proxy = match LapctlProxy::new(&connection).await {
+            Ok(p) => p,
+            Err(_) => return false,
+        };
+
+        match command {
+            TouchpadCommands::Enable => proxy.set_touchpad_inhibition(false).await.is_ok(),
+            TouchpadCommands::Disable => proxy.set_touchpad_inhibition(true).await.is_ok(),
+        }
+    })
+}
 
 pub fn execute(command: &TouchpadCommands) {
+    if try_call_daemon(command) {
+        println!("Request handled by lapctld daemon.");
+        return;
+    }
+
     let sys_class_input = Path::new("/sys/class/input");
     if !sys_class_input.exists() {
         error!("Could not find /sys/class/input. Is this a Linux system?");