fix

raspi/server.py

@@ -27,21 +27,21 @@ try:
 except ImportError:
     _PYMYSQL_AVAILABLE = False
 
-import readSerial
+import serial
 from flask import Flask, jsonify, render_template, request
 
 # ── Konfiguration aus Umgebungsvariablen ───────────────────────────────────────
 SERIAL_PORT       = "/dev/ttyACM0"
 BAUD_RATE         = 9600
 HOST              = "0.0.0.0"
-PORT              = "5000"
+PORT              = 5000
 
 DB_HOST           = "10.233.1.244"
-DB_PORT           = "3306"
+DB_PORT           = 3306
 DB_USER           = "worker"
 DB_PASSWORD       = "bBHofurUJWKzPE8Z"
 DB_NAME           = "HEIZUNG"
-DB_WRITE_INTERVAL = "60"
+DB_WRITE_INTERVAL = 60
 
 HISTORY_LEN = 120  # letzte 120 Datenpunkte im Live-Chart
 
@@ -59,7 +59,7 @@ latest_data: dict  = {}
 history: deque     = deque(maxlen=HISTORY_LEN)
 data_lock          = threading.Lock()
 serial_lock        = threading.Lock()
-ser: readSerial.Serial | None = None
+ser: serial.Serial | None = None
 serial_connected   = False
 
 db_connected       = False
@@ -93,7 +93,7 @@ def _db_connect():
             cursorclass=pymysql.cursors.DictCursor,
         )
         return conn
-    except pymysql.Error as e:
+    except Exception as e:
         raise e
 
 
@@ -192,10 +192,10 @@ def serial_reader():
     while True:
         if ser is None or not ser.is_open:
             try:
-                ser = readSerial.Serial(SERIAL_PORT, BAUD_RATE, timeout=2)
+                ser = serial.Serial(SERIAL_PORT, BAUD_RATE, timeout=2)
                 serial_connected = True
                 log.info("Serial verbunden: %s", SERIAL_PORT)
-            except readSerial.SerialException as e:
+            except serial.SerialException as e:
                 serial_connected = False
                 log.warning("Serial nicht verfügbar: %s – retry in 5s", e)
                 time.sleep(5)
@@ -204,7 +204,7 @@ def serial_reader():
         try:
             with serial_lock:
                 raw = ser.readline().decode("utf-8", errors="replace").strip()
-        except readSerial.SerialException as e:
+        except serial.SerialException as e:
             log.warning("Serial-Lesefehler: %s", e)
             serial_connected = False
             ser = None
@@ -245,7 +245,7 @@ def send_command(key: str, value) -> bool:
                 return False
             ser.write(cmd.encode())
         return True
-    except (readSerial.SerialException, AttributeError) as e:
+    except (serial.SerialException, AttributeError) as e:
         log.error("Sendefehler: %s", e)
         return False