Installer-Paket System: Backend speichert/served ZIP, Frontend Upload+Download, install.sh auto-download von Backend statt Git

backend/db/postgres.go

@@ -191,6 +191,17 @@ func (d *Database) migrate() error {
 		last_used TIMESTAMPTZ
 	)`)
 
+	// Installer-Pakete (install.sh + Plugin als ZIP pro Plattform)
+	d.db.Exec(`CREATE TABLE IF NOT EXISTS installers (
+		id SERIAL PRIMARY KEY,
+		platform TEXT NOT NULL UNIQUE,
+		filename TEXT NOT NULL,
+		data BYTEA NOT NULL,
+		sha256 TEXT NOT NULL,
+		size INTEGER NOT NULL,
+		uploaded_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+	)`)
+
 	// Retention Policy (90 Tage)
 	d.setupRetention()
 
@@ -604,6 +615,57 @@ func (d *Database) GetAllFirmwareInfo() ([]map[string]interface{}, error) {
 	return results, nil
 }
 
+// --- Installer ---
+
+func (d *Database) SaveInstaller(platform, filename, sha256hash string, data []byte) error {
+	_, err := d.db.Exec(`
+		INSERT INTO installers (platform, filename, data, sha256, size, uploaded_at)
+		VALUES ($1, $2, $3, $4, $5, NOW())
+		ON CONFLICT (platform) DO UPDATE SET filename=$2, data=$3, sha256=$4, size=$5, uploaded_at=NOW()
+	`, platform, filename, data, sha256hash, len(data))
+	return err
+}
+
+func (d *Database) GetInstaller(platform string) (string, string, []byte, error) {
+	var filename, sha256hash string
+	var data []byte
+	err := d.db.QueryRow("SELECT filename, sha256, data FROM installers WHERE platform = $1", platform).Scan(&filename, &sha256hash, &data)
+	return filename, sha256hash, data, err
+}
+
+func (d *Database) GetInstallerInfo(platform string) (string, string, int, string, error) {
+	var filename, sha256hash string
+	var size int
+	var uploadedAt time.Time
+	err := d.db.QueryRow("SELECT filename, sha256, size, uploaded_at FROM installers WHERE platform = $1", platform).Scan(&filename, &sha256hash, &size, &uploadedAt)
+	return filename, sha256hash, size, uploadedAt.Format(time.RFC3339), err
+}
+
+func (d *Database) GetAllInstallerInfo() ([]map[string]interface{}, error) {
+	rows, err := d.db.Query("SELECT platform, filename, sha256, size, uploaded_at FROM installers ORDER BY platform")
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var results []map[string]interface{}
+	for rows.Next() {
+		var platform, filename, sha256hash string
+		var size int
+		var uploadedAt time.Time
+		if err := rows.Scan(&platform, &filename, &sha256hash, &size, &uploadedAt); err != nil {
+			return nil, err
+		}
+		results = append(results, map[string]interface{}{
+			"platform":    platform,
+			"filename":    filename,
+			"sha256":      sha256hash,
+			"size":        size,
+			"uploaded_at": uploadedAt,
+		})
+	}
+	return results, nil
+}
+
 func (d *Database) DeleteAgent(id string) (bool, error) {
 	res, err := d.db.Exec("DELETE FROM agents WHERE id = $1", id)
 	if err != nil {