Testing

dashboard/src/data/history.rs

@@ -5,7 +5,7 @@ use std::time::Duration;
 
 use chrono::{DateTime, Utc};
 
-use crate::data::metrics::{BackupMetrics, ServiceMetrics, SmartMetrics};
+use crate::data::metrics::{BackupMetrics, ServiceMetrics, SmartMetrics, SystemMetrics};
 
 /// Ring buffer for retaining recent samples for trend analysis.
 #[derive(Debug)]
@@ -13,6 +13,7 @@ pub struct MetricsHistory {
     capacity: usize,
     smart: VecDeque<(DateTime<Utc>, SmartMetrics)>,
     services: VecDeque<(DateTime<Utc>, ServiceMetrics)>,
+    system: VecDeque<(DateTime<Utc>, SystemMetrics)>,
     backups: VecDeque<(DateTime<Utc>, BackupMetrics)>,
 }
 
@@ -22,6 +23,7 @@ impl MetricsHistory {
             capacity,
             smart: VecDeque::with_capacity(capacity),
             services: VecDeque::with_capacity(capacity),
+            system: VecDeque::with_capacity(capacity),
             backups: VecDeque::with_capacity(capacity),
         }
     }
@@ -36,6 +38,11 @@ impl MetricsHistory {
         Self::push_with_limit(&mut self.services, entry, self.capacity);
     }
 
+    pub fn record_system(&mut self, metrics: SystemMetrics) {
+        let entry = (Utc::now(), metrics);
+        Self::push_with_limit(&mut self.system, entry, self.capacity);
+    }
+
     pub fn record_backup(&mut self, metrics: BackupMetrics) {
         let entry = (Utc::now(), metrics);
         Self::push_with_limit(&mut self.backups, entry, self.capacity);

dashboard/src/data/metrics.rs

@@ -32,6 +32,32 @@ pub struct DriveSummary {
     pub capacity_used_gb: f32,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct SystemMetrics {
+    pub summary: SystemSummary,
+    pub timestamp: u64,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct SystemSummary {
+    pub cpu_load_1: f32,
+    pub cpu_load_5: f32,
+    pub cpu_load_15: f32,
+    #[serde(default)]
+    pub cpu_status: Option<String>,
+    pub memory_used_mb: f32,
+    pub memory_total_mb: f32,
+    pub memory_usage_percent: f32,
+    #[serde(default)]
+    pub memory_status: Option<String>,
+    #[serde(default)]
+    pub cpu_temp_c: Option<f32>,
+    #[serde(default)]
+    pub cpu_temp_status: Option<String>,
+    #[serde(default)]
+    pub cpu_cstate: Option<Vec<String>>,
+}
+
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct ServiceMetrics {
     pub summary: ServiceSummary,