Update für Device GUID

main.go

@@ -10,6 +10,7 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"os/exec"
 	"os/user"
 	"runtime"
 	"sort"
@@ -31,6 +32,7 @@ type NetInterface struct {
 	MAC        string   `json:"mac"`
 	Addresses  []string `json:"addresses"`
 	IsLoopback bool     `json:"is_loopback"`
+	Profile    string   `json:"profile"`
 }
 
 type DiskInfo struct {
@@ -79,11 +81,123 @@ type InstalledApp struct {
 	Source      string `json:"source"` // HKLM-64, HKLM-32, HKCU
 }
 
+type DeviceInfo struct {
+	InstanceID    string `json:"instance_id"`
+	Class         string `json:"class"`
+	ClassGUID     string `json:"class_guid"`
+	FriendlyName  string `json:"friendly_name"`
+	Manufacturer  string `json:"manufacturer"`
+	Status        string `json:"status"`
+	Present       bool   `json:"present"`
+}
+
 var (
 	mu           sync.RWMutex
 	lastCPUUsage float64
 )
 
+func getPnpDevices() ([]DeviceInfo, error) {
+	// PowerShell: aktuelle PnP-Geräte, inkl. ClassGuid
+	cmd := exec.Command(
+		"powershell",
+		"-NoProfile",
+		"-NonInteractive",
+		"-Command",
+		`Get-PnpDevice -PresentOnly | Select-Object InstanceId,Class,ClassGuid,FriendlyName,Manufacturer,Status,Present | ConvertTo-Json -Depth 3`,
+	)
+
+	out, err := cmd.Output()
+	if err != nil {
+		log.Printf("getPnpDevices: powershell error: %v", err)
+		return nil, err
+	}
+	if len(out) == 0 {
+		return []DeviceInfo{}, nil
+	}
+
+	// PS gibt entweder ein Objekt oder ein Array zurück → wie bei getWinNetProfiles behandeln
+	type psDevice struct {
+		InstanceId   string      `json:"InstanceId"`
+		Class        string      `json:"Class"`
+		ClassGuid    string      `json:"ClassGuid"`
+		FriendlyName string      `json:"FriendlyName"`
+		Manufacturer string      `json:"Manufacturer"`
+		Status       string      `json:"Status"`
+		Present      interface{} `json:"Present"`
+	}
+
+	parsePresent := func(v interface{}) bool {
+		switch t := v.(type) {
+		case bool:
+			return t
+		case string:
+			// "True"/"False" etc.
+			return strings.EqualFold(t, "true")
+		default:
+			return false
+		}
+	}
+
+	var arr []psDevice
+	if err := json.Unmarshal(out, &arr); err == nil {
+		res := make([]DeviceInfo, 0, len(arr))
+		for _, d := range arr {
+			res = append(res, DeviceInfo{
+				InstanceID:   d.InstanceId,
+				Class:        d.Class,
+				ClassGUID:    d.ClassGuid,
+				FriendlyName: d.FriendlyName,
+				Manufacturer: d.Manufacturer,
+				Status:       d.Status,
+				Present:      parsePresent(d.Present),
+			})
+		}
+		return res, nil
+	}
+
+	// Ein einzelnes Objekt
+	var single psDevice
+	if err := json.Unmarshal(out, &single); err != nil {
+		log.Printf("getPnpDevices: cannot unmarshal: %v -- out: %s", err, string(out))
+		return nil, err
+	}
+	return []DeviceInfo{
+		{
+			InstanceID:   single.InstanceId,
+			Class:        single.Class,
+			ClassGUID:    single.ClassGuid,
+			FriendlyName: single.FriendlyName,
+			Manufacturer: single.Manufacturer,
+			Status:       single.Status,
+			Present:      parsePresent(single.Present),
+		},
+	}, nil
+}
+
+func devicesHandler(w http.ResponseWriter, r *http.Request) {
+	devs, err := getPnpDevices()
+	if err != nil {
+		http.Error(w, "failed to enumerate devices: "+err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	// Optional: Filter nur USB-Geräte (InstanceID beginnt mit "USB\")
+	if r.URL.Query().Get("only_usb") == "1" {
+		filtered := make([]DeviceInfo, 0, len(devs))
+		for _, d := range devs {
+			if strings.HasPrefix(strings.ToUpper(d.InstanceID), "USB\\") {
+				filtered = append(filtered, d)
+			}
+		}
+		devs = filtered
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	enc := json.NewEncoder(w)
+	enc.SetIndent("", "  ")
+	_ = enc.Encode(devs)
+}
+
 func readUninstallKey(base registry.Key, path, src string) []InstalledApp {
 	k, err := registry.OpenKey(base, path, registry.ENUMERATE_SUB_KEYS|registry.QUERY_VALUE)
 	if err != nil {
@@ -206,6 +320,10 @@ func getInterfaces() []NetInterface {
 	if err != nil {
 		return nil
 	}
+
+	// Profile holen (best effort)
+	profilesByIndex, _ := getWinNetProfiles()
+
 	var out []NetInterface
 	for _, ifc := range ifaces {
 		if (ifc.Flags & net.FlagUp) == 0 {
@@ -222,10 +340,7 @@ func getInterfaces() []NetInterface {
 			case *net.IPAddr:
 				ip = v.IP
 			}
-			if ip == nil {
+			if ip == nil || ip.IsLoopback() {
-				continue
-			}
-			if ip.IsLoopback() {
 				continue
 			}
 			ips = append(ips, ip.String())
@@ -233,11 +348,15 @@ func getInterfaces() []NetInterface {
 		if isLoop {
 			continue
 		}
+
+		profile := profilesByIndex[ifc.Index] // 👈 jetzt sicher über Index
+
 		out = append(out, NetInterface{
 			Name:       ifc.Name,
 			MAC:        ifc.HardwareAddr.String(),
 			Addresses:  ips,
 			IsLoopback: isLoop,
+			Profile:    profile,
 		})
 	}
 	return out
@@ -352,31 +471,108 @@ var page = template.Must(template.New("index").Parse(`<!doctype html>
 <meta name="viewport" content="width=device-width,initial-scale=1">
 <title>Windows Systeminfo</title>
 <style>
-  :root { --bg:#000000; --fg:#e7eefc; --muted:#a3b1cc; --card:#111a2e; --accent:#5aa9ff; }
+  :root {
+    --bg: #f5f6f8;
+    --fg: #121826;
+    --muted: #5d6b82;
+    --card: #ffffff;
+    --accent: #0066ff;
+    --border: rgba(12, 21, 37, 0.08);
+  }
   *{box-sizing:border-box}
-  body{max-width:980px;margin:0 auto;padding:24px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;background:var(--bg);color:var(--fg)}
+  body{
-  h1{font-size:22px;margin:0 0 16px 0}
+    max-width:1200px;
+    margin:0 auto;
+    padding:24px;
+    font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;
+    background:var(--bg);
+    color:var(--fg);
+  }
+  h1{font-size:22px;margin:0 0 6px 0}
+  h2{margin:0 0 16px 0}
   .grid{display:flex;flex-direction:column;gap:12px}
-  .card{width:100%}
+  .card{
-  .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
+    width:100%;
+    background:var(--card);
+    border:1px solid var(--border);
+    border-radius:16px;
+    padding:14px 16px 10px 16px;
+    box-shadow:0 10px 30px rgba(15,23,42,0.03);
+  }
+  .k{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px}
   .v{font-weight:600}
   .row{display:flex;justify-content:space-between;gap:8px;align-items:center;margin:6px 0}
   .mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}
-  .pill{display:inline-block;background:#0b2547;color:#b8d4ff;border-radius:999px;padding:2px 8px;margin:2px 6px 0 0;font-size:12px}
+  .stereo{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color: #ff0000ff}
-  .bar{height:10px;background:#091428;border-radius:999px;overflow:hidden}
+  .pill{
-  .fill{height:100%;background:var(--accent);width:0%}
+    display:inline-block;
+    background:#e8f1ff;
+    color:#0047cc;
+    border-radius:999px;
+    padding:2px 8px;
+    margin:2px 6px 0 0;
+    font-size:14px;
+  }
+  .pill2{
+    display:inline-block;
+    background:#ffe480;
+    color:#3e3e3e;
+    border-radius:999px;
+    padding:2px 8px;
+    margin:2px 6px 0 0;
+    font-size:14px;
+  }
+  .bar{
+    height:10px;
+    background:#edf0f5;
+    border-radius:999px;
+    overflow:hidden;
+  }
+  .fill{
+    height:100%;
+    background:var(--accent);
+    width:0%;
+    transition:width .3s ease-out;
+  }
   footer{margin-top:18px;color:var(--muted);font-size:12px}
   .disks table{width:100%;border-collapse:collapse}
-  .disks th,.disks td{padding:8px;border-bottom:1px solid #1b2a4a;text-align:left;font-size:14px}
+  .disks th,.disks td{
+    padding:8px;
+    border-bottom:1px solid #e5e9f2;
+    text-align:left;
+    font-size:14px
+  }
+  .disks th{background:#f5f6f8;font-weight:500}
+  button#btnLoadApps{
+    border:none;
+    background:#e8f1ff;
+    color:#0047cc;
+    font-weight:500;
+  }
+  input#appsFilter{
+    background:#ffffff;
+    color:var(--fg);
+    border:1px solid #d0d7e2;
+    border-radius:8px;
+  }
+  table thead th{font-size:13px;color:#3b4560}
+  @media (prefers-color-scheme: dark) {
+    /* optional: falls Host dunkles Theme erzwingt */
+    :root {
+      --bg:#f5f6f8;
+      --fg:#121826;
+      --card:#ffffff;
+    }
+  }
 </style>
 </head>
 <body>
   <h1>Windows Systeminfo</h1>
-  <h2><div class="v mono" id="hostname2"></div></h2>
+  <h2><div class="v stereo" id="hostname2"></div></h2>
   <div class="grid">
     <div class="card">
       <div class="k">Host</div>
-      <div class="row"><div>Hostname</div><div class="v mono" id="hostname"></div></div>
+      <div class="row"><div>Hostname</div><div class="v stereo" id="hostname"></div></div>
       <div class="row"><div>User</div><div class="v mono" id="username"></div></div>
       <div class="row"><div>Uptime</div><div class="v" id="uptime"></div></div>
       <div class="row"><div>Boot</div><div class="v" id="boottime"></div></div>
@@ -424,17 +620,17 @@ var page = template.Must(template.New("index").Parse(`<!doctype html>
       <div class="row" style="gap:8px;align-items:center;">
         <button id="btnLoadApps" class="pill" style="cursor:pointer;">Laden</button>
         <input id="appsFilter" type="text" placeholder="Suchen …"
-			style="flex:1;padding:6px 10px;border-radius:8px;border:1px solid #1b2a4a;background:#0b1220;color:var(--fg)">
+          style="flex:1;padding:6px 10px;">
         <span class="k" id="appsCount"></span>
       </div>
       <div class="apps">
         <table style="width:100%;border-collapse:collapse">
         <thead>
           <tr>
-				<th style="text-align:left;padding:8px;border-bottom:1px solid #1b2a4a">Name</th>
+          <th style="text-align:left;padding:8px;border-bottom:1px solid #e5e9f2">Name</th>
-				<th style="text-align:left;padding:8px;border-bottom:1px solid #1b2a4a">Version</th>
+          <th style="text-align:left;padding:8px;border-bottom:1px solid #e5e9f2">Version</th>
-				<th style="text-align:left;padding:8px;border-bottom:1px solid #1b2a4a">Publisher</th>
+          <th style="text-align:left;padding:8px;border-bottom:1px solid #e5e9f2">Publisher</th>
-				<th style="text-align:left;padding:8px;border-bottom:1px solid #1b2a4a">Quelle</th>
+          <th style="text-align:left;padding:8px;border-bottom:1px solid #e5e9f2">Quelle</th>
           </tr>
         </thead>
         <tbody id="apps"></tbody>
@@ -482,6 +678,12 @@ async function load(){
     (j.interfaces||[]).forEach(n=>{
       const div = document.createElement('div');
       div.innerHTML = '<div class="row"><div>'+n.name+'</div><div class="mono">'+(n.mac||'-')+'</div></div>';
+      if (n.profile) {
+        const p = document.createElement('span');
+        p.className = 'pill2';
+        p.textContent = n.profile;
+        div.appendChild(p);
+      }
       (n.addresses||[]).forEach(ip=>{ const span=document.createElement('span'); span.className='pill mono'; span.textContent=ip; div.appendChild(span); });
       wrap.appendChild(div);
     });
@@ -506,10 +708,10 @@ function renderApps(list){
   (list||[]).forEach(a=>{
     const tr = document.createElement('tr');
     tr.innerHTML =
-      '<td class="mono" style="padding:6px 8px;border-bottom:1px solid #1b2a4a">'+(a.name||'-')+'</td>'+
+      '<td class="mono" style="padding:6px 8px;border-bottom:1px solid #e5e9f2">'+(a.name||'-')+'</td>'+
-      '<td style="padding:6px 8px;border-bottom:1px solid #1b2a4a">'+(a.version||'')+'</td>'+
+      '<td style="padding:6px 8px;border-bottom:1px solid #e5e9f2">'+(a.version||'')+'</td>'+
-      '<td style="padding:6px 8px;border-bottom:1px solid #1b2a4a">'+(a.publisher||'')+'</td>'+
+      '<td style="padding:6px 8px;border-bottom:1px solid #e5e9f2">'+(a.publisher||'')+'</td>'+
-      '<td style="padding:6px 8px;border-bottom:1px solid #1b2a4a">'+(a.source||'')+'</td>';
+      '<td style="padding:6px 8px;border-bottom:1px solid #e5e9f2">'+(a.source||'')+'</td>';
     tbody.appendChild(tr);
   });
   const c = document.getElementById('appsCount');
@@ -517,7 +719,7 @@ function renderApps(list){
 }
 
 async function loadAppsOnce(){
-  if(appsCache) return; // schon geladen
+  if(appsCache) return;
   try{
     const r = await fetch('/api/apps');
     appsCache = await r.json();
@@ -545,10 +747,10 @@ document.addEventListener('DOMContentLoaded', ()=>{
     });
   }
 });
-
 </script>
 </body>
-</html>`))
+</html>
+`))
 
 func indexHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "text/html; charset=utf-8")
@@ -577,8 +779,9 @@ func runHTTP(ctx context.Context) error {
 	mux.HandleFunc("/", indexHandler)
 	mux.HandleFunc("/api/apps", appsHandler)
 	mux.HandleFunc("/api/summary", apiHandler)
+	mux.HandleFunc("/api/devices", devicesHandler) 
 
-	addr := "127.0.0.1:8080"
+	addr := ":24000"
 
 	srv := &http.Server{
 		Addr:    addr,
@@ -660,3 +863,77 @@ func main() {
 		log.Fatal(err)
 	}
 }
+
+type psConnProfile struct {
+	Name            string `json:"Name"`
+	InterfaceAlias  string `json:"InterfaceAlias"`
+	InterfaceIndex  int    `json:"InterfaceIndex"`
+	NetworkCategory string `json:"NetworkCategory"` // "Public", "Private", "DomainAuthenticated"
+}
+
+func getWinNetProfiles() (map[int]string, error) {
+	cmd := exec.Command(
+		"powershell",
+		"-NoProfile",
+		"-NonInteractive",
+		"-Command",
+		`Get-NetConnectionProfile | Select-Object InterfaceAlias,InterfaceIndex,NetworkCategory | ConvertTo-Json -Depth 3`,
+	)
+
+	out, err := cmd.Output()
+	if err != nil {
+		log.Printf("getWinNetProfiles: powershell error: %v", err)
+		return nil, err
+	}
+	if len(out) == 0 {
+		return map[int]string{}, nil
+	}
+
+	// Wir wissen nicht, ob PS ein Objekt oder ein Array zurückgibt → erst Array versuchen
+	type psConnProfile struct {
+		InterfaceAlias  string      `json:"InterfaceAlias"`
+		InterfaceIndex  int         `json:"InterfaceIndex"`
+		NetworkCategory interface{} `json:"NetworkCategory"`
+	}
+
+	normalizeCat := func(v interface{}) string {
+		switch vv := v.(type) {
+		case string:
+			// "Public", "Private", "DomainAuthenticated"
+			return vv
+		case float64:
+			switch int(vv) {
+			case 0:
+				return "Public"
+			case 1:
+				return "Private"
+			case 2:
+				return "DomainAuthenticated"
+			default:
+				return "Unknown"
+			}
+		default:
+			return ""
+		}
+	}
+
+	// 1) Array probieren
+	var arr []psConnProfile
+	if err := json.Unmarshal(out, &arr); err == nil {
+		res := make(map[int]string, len(arr))
+		for _, p := range arr {
+			res[p.InterfaceIndex] = normalizeCat(p.NetworkCategory)
+		}
+		return res, nil
+	}
+
+	// 2) Einzelnes Objekt probieren
+	var single psConnProfile
+	if err := json.Unmarshal(out, &single); err != nil {
+		log.Printf("getWinNetProfiles: cannot unmarshal: %v -- out: %s", err, string(out))
+		return nil, err
+	}
+	res := make(map[int]string, 1)
+	res[single.InterfaceIndex] = normalizeCat(single.NetworkCategory)
+	return res, nil
+}