feat(v0.1.7): port iperf3 configurable + iperf3 docker sur port 5202

- config.toml: nouveau champ [server] iperf3_port (défaut 5201)
- network_info: iperf3 -p <port> utilise le port configuré
- docker-compose: iperf3 exposé sur 5202 (5201 occupé par linux_benchtools)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

agent/Cargo.lock

@@ -248,7 +248,7 @@ dependencies = [
 
 [[package]]
 name = "nanometrics-agent"
-version = "0.1.5"
+version = "0.1.6"
 dependencies = [
  "libc",
  "rumqttc",

agent/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nanometrics-agent"
-version = "0.1.5"
+version = "0.1.7"
 edition = "2021"
 
 [lib]

agent/src/config.rs

@@ -13,8 +13,12 @@ pub struct Config {
 pub struct ServerConfig {
     pub ip: String,
     pub port: u16,
+    #[serde(default = "default_iperf3_port")]
+    pub iperf3_port: u16,
 }
 
+fn default_iperf3_port() -> u16 { 5201 }
+
 #[derive(Deserialize, Debug, Clone, Default)]
 pub struct ProtocolsConfig {
     #[serde(default)]
@@ -90,6 +94,26 @@ pub struct MetricsConfig {
     pub temperature: MetricProto,
     #[serde(default)]
     pub smart: MetricProto,
+    #[serde(default)]
+    pub network_info: SlowMetricProto,
+    #[serde(default)]
+    pub hardware_info: SlowMetricProto,
+    #[serde(default = "default_slow_time")]
+    pub slow_daily_time: String,
+}
+
+fn default_slow_time() -> String { "03:00".to_string() }
+
+#[derive(Deserialize, Debug, Clone)]
+pub struct SlowMetricProto {
+    #[serde(default = "default_true")]
+    pub udp: bool,
+    #[serde(default)]
+    pub mqtt: bool,
+}
+
+impl Default for SlowMetricProto {
+    fn default() -> Self { Self { udp: true, mqtt: false } }
 }
 
 #[derive(Deserialize, Debug, Clone, Default)]

agent/src/main.rs

@@ -72,6 +72,27 @@ fn main() {
     let mut first_medium = true;
     let mut first_slow = true;
 
+    // Scheduler métriques lentes (startup + 1×/jour à l'heure configurée)
+    let slow_time: (u32, u32) = {
+        let parts: Vec<&str> = cfg.metrics.slow_daily_time.splitn(2, ':').collect();
+        let h = parts.first().and_then(|s| s.parse().ok()).unwrap_or(3u32);
+        let m = parts.get(1).and_then(|s| s.parse().ok()).unwrap_or(0u32);
+        (h, m)
+    };
+    let mut slow_daily_done = false;
+    let mut slow_last_yday = metrics::network_info::current_yday().wrapping_sub(1);
+
+    // Collecte immédiate au démarrage
+    let mut startup_net: Option<Vec<payload::NetworkInterface>> = None;
+    let mut startup_hw: Option<payload::HardwareInfo> = None;
+    if cfg.metrics.network_info.udp || cfg.metrics.network_info.mqtt {
+        let ni = metrics::network_info::collect(&cfg.server.ip, cfg.server.iperf3_port);
+        if !ni.is_empty() { startup_net = Some(ni); }
+    }
+    if cfg.metrics.hardware_info.udp || cfg.metrics.hardware_info.mqtt {
+        startup_hw = metrics::hardware::collect();
+    }
+
     while RUNNING.load(Ordering::Relaxed) {
         let now = Instant::now();
 
@@ -82,11 +103,35 @@ fn main() {
         sys.refresh_cpu_usage();
         sys.refresh_memory();
 
+        // Métriques lentes quotidiennes
+        let cur_yday = metrics::network_info::current_yday();
+        if cur_yday != slow_last_yday {
+            slow_last_yday = cur_yday;
+            slow_daily_done = false;
+        }
+        let mut daily_net: Option<Vec<payload::NetworkInterface>> = None;
+        let mut daily_hw: Option<payload::HardwareInfo> = None;
+        if !slow_daily_done {
+            let (ch, cm) = metrics::network_info::current_hhmm();
+            if ch == slow_time.0 && cm == slow_time.1 {
+                slow_daily_done = true;
+                if cfg.metrics.network_info.udp || cfg.metrics.network_info.mqtt {
+                    let ni = metrics::network_info::collect(&cfg.server.ip, cfg.server.iperf3_port);
+                    if !ni.is_empty() { daily_net = Some(ni); }
+                }
+                if cfg.metrics.hardware_info.udp || cfg.metrics.hardware_info.mqtt {
+                    daily_hw = metrics::hardware::collect();
+                }
+            }
+        }
+
         let mut m = payload::AgentMetrics {
             hostname: hostname.clone(),
             ip: ip.clone(),
             status: "online".to_string(),
             version: env!("CARGO_PKG_VERSION").to_string(),
+            network_info: daily_net.or_else(|| startup_net.take()),
+            hardware_info: daily_hw.or_else(|| startup_hw.take()),
             ..Default::default()
         };
 

agent/src/metrics/hardware.rs

@@ -0,0 +1,72 @@
+fn run_dmidecode(type_num: u8) -> String {
+    std::process::Command::new("dmidecode")
+        .args(["-t", &type_num.to_string()])
+        .output()
+        .map(|o| String::from_utf8_lossy(&o.stdout).into_owned())
+        .unwrap_or_default()
+}
+
+fn extract_field(text: &str, key: &str) -> Option<String> {
+    for line in text.lines() {
+        let t = line.trim();
+        if t.starts_with(key) {
+            let val = t[key.len()..].trim().trim_start_matches(':').trim();
+            if !val.is_empty() && val != "Not Specified" && val != "Unknown"
+                && val != "To Be Filled By O.E.M." {
+                return Some(val.to_string());
+            }
+        }
+    }
+    None
+}
+
+pub fn is_available() -> bool {
+    std::process::Command::new("which")
+        .arg("dmidecode")
+        .output()
+        .map(|o| o.status.success())
+        .unwrap_or(false)
+}
+
+pub fn collect() -> Option<crate::payload::HardwareInfo> {
+    if !is_available() { return None; }
+
+    let board = run_dmidecode(2); // Baseboard
+    let cpu   = run_dmidecode(4); // Processor
+    let mem   = run_dmidecode(17); // Memory Device
+
+    let mut slots_total: i64 = 0;
+    let mut slots_used: i64  = 0;
+    let mut ram_type: Option<String>  = None;
+    let mut ram_speed: Option<i64>    = None;
+
+    for block in mem.split("\n\n") {
+        if !block.contains("Memory Device") { continue; }
+        slots_total += 1;
+        if let Some(size) = extract_field(block, "Size") {
+            if !size.contains("No Module") && size != "0" {
+                slots_used += 1;
+            }
+        }
+        if ram_type.is_none() {
+            ram_type = extract_field(block, "Type")
+                .filter(|t| t != "Unknown" && t != "Other");
+        }
+        if ram_speed.is_none() {
+            if let Some(spd) = extract_field(block, "Speed") {
+                ram_speed = spd.split_whitespace().next()
+                    .and_then(|s| s.parse().ok());
+            }
+        }
+    }
+
+    Some(crate::payload::HardwareInfo {
+        motherboard_vendor: extract_field(&board, "Manufacturer"),
+        motherboard_model:  extract_field(&board, "Product Name"),
+        cpu_model:          extract_field(&cpu, "Version").or_else(|| extract_field(&cpu, "Family")),
+        ram_type,
+        ram_speed_mhz: ram_speed,
+        ram_slots_used:  if slots_total > 0 { Some(slots_used) } else { None },
+        ram_slots_total: if slots_total > 0 { Some(slots_total) } else { None },
+    })
+}

agent/src/metrics/mod.rs

@@ -1,7 +1,9 @@
 pub mod cpu;
 pub mod disk;
+pub mod hardware;
 pub mod memory;
 pub mod network;
+pub mod network_info;
 pub mod smart;
 pub mod temperature;
 pub mod uptime;

agent/src/metrics/network_info.rs

@@ -0,0 +1,103 @@
+use std::mem::MaybeUninit;
+
+fn local_hhmm() -> (u32, u32) {
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::SystemTime::UNIX_EPOCH)
+        .unwrap_or_default()
+        .as_secs() as i64;
+    let mut tm = MaybeUninit::<libc::tm>::uninit();
+    unsafe { libc::localtime_r(&now, tm.as_mut_ptr()) };
+    let tm = unsafe { tm.assume_init() };
+    (tm.tm_hour as u32, tm.tm_min as u32)
+}
+
+pub fn current_hhmm() -> (u32, u32) {
+    local_hhmm()
+}
+
+pub fn current_yday() -> u32 {
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::SystemTime::UNIX_EPOCH)
+        .unwrap_or_default()
+        .as_secs() as i64;
+    let mut tm = MaybeUninit::<libc::tm>::uninit();
+    unsafe { libc::localtime_r(&now, tm.as_mut_ptr()) };
+    unsafe { tm.assume_init() }.tm_yday as u32
+}
+
+fn is_physical(name: &str) -> bool {
+    if name == "lo" { return false; }
+    for prefix in &["veth", "docker", "br-", "virbr", "vir", "tun", "tap", "dummy", "bond"] {
+        if name.starts_with(prefix) { return false; }
+    }
+    true
+}
+
+fn read_sysfs(iface: &str, file: &str) -> Option<String> {
+    std::fs::read_to_string(format!("/sys/class/net/{}/{}", iface, file))
+        .ok()
+        .map(|s| s.trim().to_string())
+}
+
+fn is_wifi(name: &str) -> bool {
+    std::path::Path::new(&format!("/sys/class/net/{}/wireless", name)).exists()
+}
+
+fn wol_status(name: &str) -> Option<bool> {
+    let out = std::process::Command::new("ethtool").arg(name).output().ok()?;
+    let text = String::from_utf8_lossy(&out.stdout);
+    for line in text.lines() {
+        let t = line.trim();
+        if t.starts_with("Wake-on:") {
+            let val = t.split(':').nth(1)?.trim().to_string();
+            return Some(val != "d" && !val.is_empty());
+        }
+    }
+    None
+}
+
+fn iperf_mbps(server_ip: &str, port: u16) -> Option<f64> {
+    std::process::Command::new("which").arg("iperf3")
+        .output().ok()
+        .filter(|o| o.status.success())?;
+    let port_str = port.to_string();
+    let out = std::process::Command::new("iperf3")
+        .args(["-c", server_ip, "-p", &port_str, "-J", "-t", "5", "-P", "1"])
+        .output().ok()?;
+    let json = String::from_utf8_lossy(&out.stdout);
+    let v: serde_json::Value = serde_json::from_str(&json).ok()?;
+    let bps = v["end"]["sum_received"]["bits_per_second"].as_f64()?;
+    Some((bps / 1_000_000.0 * 10.0).round() / 10.0)
+}
+
+pub fn collect(server_ip: &str, iperf3_port: u16) -> Vec<crate::payload::NetworkInterface> {
+    let entries = match std::fs::read_dir("/sys/class/net") {
+        Ok(e) => e,
+        Err(_) => return vec![],
+    };
+    let mut ifaces: Vec<String> = entries
+        .flatten()
+        .map(|e| e.file_name().into_string().unwrap_or_default())
+        .filter(|n| is_physical(n))
+        .collect();
+    ifaces.sort();
+    if ifaces.is_empty() { return vec![]; }
+
+    let iperf = iperf_mbps(server_ip, iperf3_port);
+
+    ifaces.iter().map(|name| {
+        let speed = read_sysfs(name, "speed")
+            .and_then(|s| s.parse::<i64>().ok())
+            .filter(|&v| v > 0);
+        let mac = read_sysfs(name, "address").unwrap_or_default();
+        let wifi = is_wifi(name);
+        crate::payload::NetworkInterface {
+            name: name.clone(),
+            if_type: if wifi { "wifi".to_string() } else { "ethernet".to_string() },
+            speed_mbps: speed,
+            mac,
+            wol: if wifi { None } else { wol_status(name) },
+            iperf_mbps: iperf,
+        }
+    }).collect()
+}

agent/src/payload.rs

@@ -19,6 +19,29 @@ pub struct AgentMetrics {
     pub network_tx: Option<u64>,
     pub temperature: Option<f32>,
     pub smart: Option<Vec<SmartMetrics>>,
+    pub network_info: Option<Vec<NetworkInterface>>,
+    pub hardware_info: Option<HardwareInfo>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, Default)]
+pub struct NetworkInterface {
+    pub name: String,
+    pub if_type: String,
+    pub speed_mbps: Option<i64>,
+    pub mac: String,
+    pub wol: Option<bool>,
+    pub iperf_mbps: Option<f64>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, Default)]
+pub struct HardwareInfo {
+    pub motherboard_vendor: Option<String>,
+    pub motherboard_model: Option<String>,
+    pub cpu_model: Option<String>,
+    pub ram_type: Option<String>,
+    pub ram_speed_mhz: Option<i64>,
+    pub ram_slots_used: Option<i64>,
+    pub ram_slots_total: Option<i64>,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]

dashboard/css/app.css

@@ -279,5 +279,12 @@ body{background:var(--bg-1);color:var(--ink-1);font-family:var(--font-ui);font-s
           border-radius:6px;background:var(--bg-3);border:1px solid var(--border-1)}
 .attr-ok{color:var(--ok)}
 
+/* Réseau + Hardware */
+.net-table{display:flex;flex-direction:column;gap:3px}
+.net-row{display:grid;grid-template-columns:18px 1fr 56px 130px 90px 90px;
+         align-items:center;gap:8px;padding:6px 10px;
+         background:var(--bg-3);border-radius:6px;border:1px solid var(--border-1);
+         font-family:var(--font-terminal);font-size:10px;color:var(--ink-2)}
+
 ::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg-1)}
 ::-webkit-scrollbar-thumb{background:var(--bg-4);border-radius:3px}

dashboard/js/app.js

@@ -109,7 +109,7 @@ const App = (() => {
                 document.documentElement.style.setProperty('--tile-min', _serverConfig.tile_min_width + 'px');
             }
             if (_serverConfig.font_size) {
-                document.body.style.fontSize = _serverConfig.font_size + 'px';
+                document.documentElement.style.fontSize = _serverConfig.font_size + 'px';
             }
             if (_serverConfig.popup_detail_w && _serverConfig.popup_detail_h) {
                 const pd = document.getElementById('popup-detail');

dashboard/js/popups.js

@@ -128,7 +128,10 @@ const Popups = (() => {
               <div class="chart-card">
                 <div class="chart-header">
                   <div class="chart-label" style="color:var(--blue)"><i class="fa-solid fa-memory"></i>RAM</div>
-                  <span class="chart-cur" style="color:var(--blue)">${Grid.fmtPct(metrics?.memory_used && metrics?.memory_total ? metrics.memory_used / metrics.memory_total * 100 : null)}</span>
+                  <div style="display:flex;align-items:baseline;gap:5px">
+                    <span class="chart-cur" style="color:var(--blue)">${Grid.fmtPct(metrics?.memory_used && metrics?.memory_total ? metrics.memory_used / metrics.memory_total * 100 : null)}</span>
+                    <span style="font-family:var(--font-mono);font-size:10px;color:var(--ink-3)">${Grid.fmt(metrics?.memory_used)}</span>
+                  </div>
                 </div>
                 <svg class="chart-svg" viewBox="0 0 200 52" preserveAspectRatio="none" id="det-mem-chart"></svg>
                 <div class="chart-axis"><span>−30min</span><span>−15min</span><span>now</span></div>
@@ -148,6 +151,47 @@ const Popups = (() => {
               ${smartBadges}
             </div>
           </div>
+          ${(() => {
+            const ni = entry?.agent?.network_info;
+            if (!ni?.length) return '';
+            const wol = v => v == null ? '—' : v ? '<span style="color:var(--ok)">Oui</span>' : '<span style="color:var(--ink-4)">Non</span>';
+            const spd = v => v == null ? '—' : v >= 1000 ? '1 Gb' : v + ' Mb';
+            const rows = ni.map(iface => `
+              <div class="net-row">
+                <span style="color:var(--ink-3);font-size:12px"><i class="fa-solid fa-${iface.if_type === 'wifi' ? 'wifi' : 'ethernet'}"></i></span>
+                <span style="color:var(--ink-1);font-weight:600">${esc(iface.name)}</span>
+                <span style="color:var(--ink-3)">${spd(iface.speed_mbps)}</span>
+                <span style="color:var(--ink-4);font-size:9px;letter-spacing:.04em">${esc(iface.mac)}</span>
+                <span>WoL : ${wol(iface.wol)}</span>
+                <span style="color:var(--blue)">${iface.iperf_mbps != null ? iface.iperf_mbps.toFixed(1) + ' Mb/s' : '—'}</span>
+              </div>`).join('');
+            return `<div>
+              <div class="sec-title">RÉSEAU</div>
+              <div class="net-table">
+                <div class="net-row" style="background:var(--bg-4);font-size:9px;color:var(--ink-4);letter-spacing:.06em">
+                  <span></span><span>INTERFACE</span><span>VITESSE</span><span>MAC</span><span>WAKE ON LAN</span><span>IPERF3</span>
+                </div>
+                ${rows}
+              </div>
+            </div>`;
+          })()}
+          ${(() => {
+            const hw = entry?.agent?.hardware_info;
+            if (!hw) return '';
+            const row = (lbl, val) => val ? `<div class="meta"><div class="meta-lbl">${lbl}</div><div class="meta-val">${esc(String(val))}</div></div>` : '';
+            const ramSlots = hw.ram_slots_used != null && hw.ram_slots_total != null
+                ? `${hw.ram_slots_used}/${hw.ram_slots_total} slots` : null;
+            const ramInfo = [hw.ram_type, hw.ram_speed_mhz ? hw.ram_speed_mhz + ' MHz' : null, ramSlots]
+                .filter(Boolean).join(' · ') || null;
+            return `<div>
+              <div class="sec-title">HARDWARE</div>
+              <div class="meta-grid">
+                ${row('CARTE MÈRE', hw.motherboard_vendor && hw.motherboard_model ? hw.motherboard_vendor + ' ' + hw.motherboard_model : hw.motherboard_model || hw.motherboard_vendor)}
+                ${row('PROCESSEUR', hw.cpu_model)}
+                ${row('MÉMOIRE RAM', ramInfo)}
+              </div>
+            </div>`;
+          })()}
           <div>
             <div class="sec-title">INFORMATIONS</div>
             <div class="meta-grid">

deploy/install.sh

@@ -31,7 +31,7 @@ echo ""
 
 # ── 1. Dépendances système ─────────────────────────────────────────────────────
 PKGS_NEEDED=()
-for pkg in curl python3 smartmontools ethtool; do
+for pkg in curl python3 smartmontools ethtool iperf3 dmidecode; do
     dpkg -l "$pkg" 2>/dev/null | grep -q '^ii' || PKGS_NEEDED+=("$pkg")
 done
 
@@ -198,6 +198,8 @@ echo "=== Statut ==="
 systemctl status nanometrics-agent --no-pager || true
 
 echo ""
-ok "Installation terminée — agent $TAG opérationnel"
+echo "======================================"
+echo -e " ${GREEN}✓${NC} Nanometrics Agent ${TAG} installé"
+echo "======================================"
 echo "   Config : $CONFIG_FILE"
 echo "   Logs   : journalctl -u nanometrics-agent -f"

server/Dockerfile.iperf3

@@ -0,0 +1,5 @@
+ARG ALPINE_IMAGE=public.ecr.aws/docker/library/alpine:latest
+FROM ${ALPINE_IMAGE}
+RUN apk add --no-cache iperf3
+EXPOSE 5201
+ENTRYPOINT ["iperf3"]

server/db/db.go

@@ -68,6 +68,8 @@ func (d *DB) migrate() error {
 	_, _ = d.conn.Exec(`ALTER TABLE metrics ADD COLUMN smart_hours   INTEGER`)
 	_, _ = d.conn.Exec(`ALTER TABLE metrics ADD COLUMN smart_wear    INTEGER`)
 	_, _ = d.conn.Exec(`ALTER TABLE metrics ADD COLUMN smart_json    TEXT`)
+	_, _ = d.conn.Exec(`ALTER TABLE agents ADD COLUMN network_info_json TEXT`)
+	_, _ = d.conn.Exec(`ALTER TABLE agents ADD COLUMN hardware_info_json TEXT`)
 	return nil
 }
 
@@ -75,13 +77,27 @@ func (d *DB) Close() { _ = d.conn.Close() }
 
 func (d *DB) UpsertAgent(m *models.AgentMetrics) error {
 	ts := time.Now().Unix()
+	var netJSON, hwJSON interface{}
+	if len(m.NetworkInfo) > 0 {
+		if b, err := json.Marshal(m.NetworkInfo); err == nil {
+			netJSON = string(b)
+		}
+	}
+	if m.HardwareInfo != nil {
+		if b, err := json.Marshal(m.HardwareInfo); err == nil {
+			hwJSON = string(b)
+		}
+	}
 	_, err := d.conn.Exec(`
-		INSERT INTO agents (id, hostname, ip, status, last_seen, version)
-		VALUES (?, ?, ?, ?, ?, ?)
+		INSERT INTO agents (id, hostname, ip, status, last_seen, version,
+			network_info_json, hardware_info_json)
+		VALUES (?, ?, ?, ?, ?, ?, ?, ?)
 		ON CONFLICT(id) DO UPDATE SET
 			ip=excluded.ip, status=excluded.status, last_seen=excluded.last_seen,
-			version=CASE WHEN excluded.version != '' THEN excluded.version ELSE version END`,
-		m.Hostname, m.Hostname, m.IP, m.Status, ts, m.Version)
+			version=CASE WHEN excluded.version != '' THEN excluded.version ELSE version END,
+			network_info_json=CASE WHEN excluded.network_info_json IS NOT NULL THEN excluded.network_info_json ELSE network_info_json END,
+			hardware_info_json=CASE WHEN excluded.hardware_info_json IS NOT NULL THEN excluded.hardware_info_json ELSE hardware_info_json END`,
+		m.Hostname, m.Hostname, m.IP, m.Status, ts, m.Version, netJSON, hwJSON)
 	return err
 }
 
@@ -109,7 +125,8 @@ func (d *DB) InsertMetrics(m *models.AgentMetrics) error {
 }
 
 func (d *DB) GetAgents() ([]models.Agent, error) {
-	rows, err := d.conn.Query(`SELECT id, hostname, ip, status, last_seen, version FROM agents`)
+	rows, err := d.conn.Query(`SELECT id, hostname, ip, status, last_seen, version,
+		network_info_json, hardware_info_json FROM agents`)
 	if err != nil {
 		return nil, err
 	}
@@ -117,9 +134,17 @@ func (d *DB) GetAgents() ([]models.Agent, error) {
 	var agents []models.Agent
 	for rows.Next() {
 		var a models.Agent
-		if err := rows.Scan(&a.ID, &a.Hostname, &a.IP, &a.Status, &a.LastSeen, &a.Version); err != nil {
+		var netJSON, hwJSON *string
+		if err := rows.Scan(&a.ID, &a.Hostname, &a.IP, &a.Status, &a.LastSeen, &a.Version,
+			&netJSON, &hwJSON); err != nil {
 			return nil, err
 		}
+		if netJSON != nil {
+			_ = json.Unmarshal([]byte(*netJSON), &a.NetworkInfo)
+		}
+		if hwJSON != nil {
+			_ = json.Unmarshal([]byte(*hwJSON), &a.HardwareInfo)
+		}
 		agents = append(agents, a)
 	}
 	if err := rows.Err(); err != nil {

server/docker-compose.yml

@@ -29,5 +29,17 @@ services:
     depends_on:
       - server
 
+  iperf3:
+    build:
+      context: .
+      dockerfile: Dockerfile.iperf3
+      args:
+        ALPINE_IMAGE: ${ALPINE_IMAGE:-public.ecr.aws/docker/library/alpine:latest}
+    restart: unless-stopped
+    command: ["-s"]
+    ports:
+      - "5202:5201/tcp"
+      - "5202:5201/udp"
+
 volumes:
   nanometrics_data:

server/handlers/agents.go

@@ -24,6 +24,31 @@ func AgentsHandler(database *db.DB) http.HandlerFunc {
 	}
 }
 
+func AgentDetailHandler(database *db.DB) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		parts := strings.Split(strings.Trim(r.URL.Path, "/"), "/")
+		if len(parts) < 3 {
+			http.Error(w, "invalid path", 400)
+			return
+		}
+		agentID := parts[2]
+		agents, err := database.GetAgents()
+		if err != nil {
+			http.Error(w, err.Error(), 500)
+			return
+		}
+		for _, a := range agents {
+			if a.ID == agentID {
+				a.LastMetrics, _ = database.GetLastMetrics(agentID)
+				w.Header().Set("Content-Type", "application/json")
+				json.NewEncoder(w).Encode(a)
+				return
+			}
+		}
+		http.NotFound(w, r)
+	}
+}
+
 func DeleteAgentHandler(database *db.DB, broadcast func(interface{})) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		parts := strings.Split(strings.Trim(r.URL.Path, "/"), "/")

server/main.go

@@ -115,6 +115,8 @@ func main() {
 			handlers.IconGetHandler(database)(w, r)
 		case r.Method == http.MethodDelete:
 			handlers.DeleteAgentHandler(database, hub.Broadcast)(w, r)
+		case r.Method == http.MethodGet:
+			handlers.AgentDetailHandler(database)(w, r)
 		default:
 			http.NotFound(w, r)
 		}

server/models/models.go

@@ -1,22 +1,43 @@
 package models
 
 type AgentMetrics struct {
-	Hostname    string        `json:"hostname"`
-	IP          string        `json:"ip"`
-	Status      string        `json:"status"`
-	Version     string        `json:"version"`
-	CPUPercent  *float64      `json:"cpu_percent"`
-	MemoryUsed  *int64        `json:"memory_used"`
-	MemoryFree  *int64        `json:"memory_free"`
-	MemoryTotal *int64        `json:"memory_total"`
-	HDDUsed     *int64        `json:"hdd_used"`
-	HDDFree     *int64        `json:"hdd_free"`
-	HDDTotal    *int64        `json:"hdd_total"`
-	Uptime      *int64        `json:"uptime"`
-	NetworkRX   *int64        `json:"network_rx"`
-	NetworkTX   *int64        `json:"network_tx"`
-	Temperature *float64      `json:"temperature"`
-	Smart       []SmartMetrics `json:"smart"`
+	Hostname     string             `json:"hostname"`
+	IP           string             `json:"ip"`
+	Status       string             `json:"status"`
+	Version      string             `json:"version"`
+	CPUPercent   *float64           `json:"cpu_percent"`
+	MemoryUsed   *int64             `json:"memory_used"`
+	MemoryFree   *int64             `json:"memory_free"`
+	MemoryTotal  *int64             `json:"memory_total"`
+	HDDUsed      *int64             `json:"hdd_used"`
+	HDDFree      *int64             `json:"hdd_free"`
+	HDDTotal     *int64             `json:"hdd_total"`
+	Uptime       *int64             `json:"uptime"`
+	NetworkRX    *int64             `json:"network_rx"`
+	NetworkTX    *int64             `json:"network_tx"`
+	Temperature  *float64           `json:"temperature"`
+	Smart        []SmartMetrics     `json:"smart"`
+	NetworkInfo  []NetworkInterface `json:"network_info"`
+	HardwareInfo *HardwareInfo      `json:"hardware_info"`
+}
+
+type NetworkInterface struct {
+	Name      string   `json:"name"`
+	IfType    string   `json:"if_type"`
+	SpeedMbps *int64   `json:"speed_mbps"`
+	MAC       string   `json:"mac"`
+	WoL       *bool    `json:"wol"`
+	IperfMbps *float64 `json:"iperf_mbps"`
+}
+
+type HardwareInfo struct {
+	MotherboardVendor *string `json:"motherboard_vendor"`
+	MotherboardModel  *string `json:"motherboard_model"`
+	CPUModel          *string `json:"cpu_model"`
+	RAMType           *string `json:"ram_type"`
+	RAMSpeedMHz       *int64  `json:"ram_speed_mhz"`
+	RAMSlotsUsed      *int64  `json:"ram_slots_used"`
+	RAMSlotsTotal     *int64  `json:"ram_slots_total"`
 }
 
 type SmartMetrics struct {
@@ -29,13 +50,15 @@ type SmartMetrics struct {
 }
 
 type Agent struct {
-	ID          string        `json:"id"`
-	Hostname    string        `json:"hostname"`
-	IP          string        `json:"ip"`
-	Status      string        `json:"status"`
-	LastSeen    int64         `json:"last_seen"`
-	Version     string        `json:"version,omitempty"`
-	LastMetrics *AgentMetrics `json:"last_metrics,omitempty"`
+	ID           string             `json:"id"`
+	Hostname     string             `json:"hostname"`
+	IP           string             `json:"ip"`
+	Status       string             `json:"status"`
+	LastSeen     int64              `json:"last_seen"`
+	Version      string             `json:"version,omitempty"`
+	LastMetrics  *AgentMetrics      `json:"last_metrics,omitempty"`
+	NetworkInfo  []NetworkInterface `json:"network_info,omitempty"`
+	HardwareInfo *HardwareInfo      `json:"hardware_info,omitempty"`
 }
 
 type AgentConfig struct {