Add kernel version to statusbar

Cargo.lock

@@ -279,7 +279,7 @@ checksum = "a1d728cc89cf3aee9ff92b05e62b19ee65a02b5702cff7d5a377e32c6ae29d8d"
 
 [[package]]
 name = "cm-dashboard"
-version = "0.1.277"
+version = "0.1.278"
 dependencies = [
  "anyhow",
  "chrono",
@@ -301,7 +301,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-agent"
-version = "0.1.277"
+version = "0.1.278"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -325,7 +325,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-shared"
-version = "0.1.277"
+version = "0.1.278"
 dependencies = [
  "chrono",
  "serde",

agent/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-agent"
-version = "0.1.277"
+version = "0.1.278"
 edition = "2021"
 
 [dependencies]

agent/src/collectors/nixos.rs

@@ -32,6 +32,9 @@ impl NixOSCollector {
         // Set NixOS build/generation information
         agent_data.build_version = self.get_nixos_generation().await;
 
+        // Set kernel version
+        agent_data.kernel_version = self.get_kernel_version().await;
+
         // Set current timestamp
         agent_data.timestamp = chrono::Utc::now().timestamp() as u64;
 
@@ -80,6 +83,14 @@ impl NixOSCollector {
         std::env::var("CM_DASHBOARD_VERSION").unwrap_or_else(|_| "unknown".to_string())
     }
 
+    /// Get kernel version from /proc/sys/kernel/osrelease
+    async fn get_kernel_version(&self) -> Option<String> {
+        match fs::read_to_string("/proc/sys/kernel/osrelease") {
+            Ok(version) => Some(version.trim().to_string()),
+            Err(_) => None,
+        }
+    }
+
     /// Get NixOS system generation (build) information from git commit
     async fn get_nixos_generation(&self) -> Option<String> {
         // Try to read git commit hash from file written during rebuild

dashboard/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard"
-version = "0.1.277"
+version = "0.1.278"
 edition = "2021"
 
 [dependencies]

dashboard/src/ui/mod.rs

@@ -688,7 +688,7 @@ impl TuiApp {
         use ratatui::widgets::Paragraph;
 
         // Get current host info
-        let (hostname_str, host_ip, build_version, agent_version) = if let Some(hostname) = &self.current_host {
+        let (hostname_str, host_ip, kernel_version, build_version, agent_version) = if let Some(hostname) = &self.current_host {
             // Get the connection IP (the IP dashboard uses to connect to the agent)
             let ip = if let Some(host_details) = self.config.hosts.get(hostname) {
                 host_details.get_connection_ip(hostname)
@@ -696,21 +696,22 @@ impl TuiApp {
                 hostname.clone()
             };
 
-            // Get build and agent versions from system widget
-            let (build, agent) = if let Some(host_widgets) = self.host_widgets.get(hostname) {
+            // Get kernel, build and agent versions from system widget
+            let (kernel, build, agent) = if let Some(host_widgets) = self.host_widgets.get(hostname) {
+                let kernel = host_widgets.system_widget.get_kernel_version().unwrap_or("N/A".to_string());
                 let build = host_widgets.system_widget.get_build_version().unwrap_or("N/A".to_string());
                 let agent = host_widgets.system_widget.get_agent_version().unwrap_or("N/A".to_string());
-                (build, agent)
+                (kernel, build, agent)
             } else {
-                ("N/A".to_string(), "N/A".to_string())
+                ("N/A".to_string(), "N/A".to_string(), "N/A".to_string())
             };
 
-            (hostname.clone(), ip, build, agent)
+            (hostname.clone(), ip, kernel, build, agent)
         } else {
-            ("None".to_string(), "N/A".to_string(), "N/A".to_string(), "N/A".to_string())
+            ("None".to_string(), "N/A".to_string(), "N/A".to_string(), "N/A".to_string(), "N/A".to_string())
         };
 
-        let left_text = format!(" Host: {} | {}", hostname_str, host_ip);
+        let left_text = format!(" Host: {} | {} | {}", hostname_str, host_ip, kernel_version);
         let right_text = format!("Build:{} | Agent:{} ", build_version, agent_version);
 
         // Calculate spacing to push right text to the right

dashboard/src/ui/widgets/system.rs

@@ -15,6 +15,7 @@ pub struct SystemWidget {
     // NixOS information
     nixos_build: Option<String>,
     agent_hash: Option<String>,
+    kernel_version: Option<String>,
 
     // Network interfaces
     network_interfaces: Vec<cm_dashboard_shared::NetworkInterfaceData>,
@@ -94,6 +95,7 @@ impl SystemWidget {
         Self {
             nixos_build: None,
             agent_hash: None,
+            kernel_version: None,
             network_interfaces: Vec::new(),
             cpu_load_1min: None,
             cpu_load_5min: None,
@@ -171,6 +173,11 @@ impl SystemWidget {
     pub fn get_agent_version(&self) -> Option<String> {
         self.agent_hash.clone()
     }
+
+    /// Get the kernel version
+    pub fn get_kernel_version(&self) -> Option<String> {
+        self.kernel_version.clone()
+    }
 }
 
 use super::Widget;
@@ -181,10 +188,13 @@ impl Widget for SystemWidget {
 
         // Extract agent version
         self.agent_hash = Some(agent_data.agent_version.clone());
-        
+
         // Extract build version
         self.nixos_build = agent_data.build_version.clone();
 
+        // Extract kernel version
+        self.kernel_version = agent_data.kernel_version.clone();
+
         // Extract network interfaces
         self.network_interfaces = agent_data.system.network.interfaces.clone();
 

shared/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-shared"
-version = "0.1.277"
+version = "0.1.278"
 edition = "2021"
 
 [dependencies]

shared/src/agent_data.rs

@@ -7,6 +7,8 @@ pub struct AgentData {
     pub hostname: String,
     pub agent_version: String,
     pub build_version: Option<String>,
+    #[serde(default)]
+    pub kernel_version: Option<String>,
     pub timestamp: u64,
     pub system: SystemData,
     pub services: Vec<ServiceData>,
@@ -203,6 +205,7 @@ impl AgentData {
             hostname,
             agent_version,
             build_version: None,
+            kernel_version: None,
             timestamp: chrono::Utc::now().timestamp() as u64,
             system: SystemData {
                 network: NetworkData {