z2m working again

.woodpecker.yml

@@ -1,3 +1,7 @@
+when:
+  - event: tag
+
+
 steps:
   build:
     image: golang:1.22.5-alpine3.20
@@ -7,8 +11,6 @@ steps:
       - go mod tidy
       - go build -a -installsuffix nocgo -o udi main.go
       - cp udi ../..
-    when:
-      - event: [push, tag]
 
   scan:
     image: quay.io/wollud1969/woodpecker-helper:0.5.1
@@ -43,37 +45,29 @@ steps:
              -F "projectVersion=$TAG" \
              -F "bom=@/tmp/sbom.xml"\
              "$DTRACK_API_URL/api/v1/bom"        
-    when:
-      - event: [push, tag]
 
   dockerize:
     image: plugins/kaniko
     settings:
       repo: ${FORGE_NAME}/${CI_REPO}
       registry: 
-        from_secret: container_registry
+        from_secret: local_registry
-      tags: latest,${CI_COMMIT_SHA},${CI_COMMIT_TAG}
+      tags: latest,${CI_COMMIT_TAG}
       username: 
-        from_secret: container_registry_username
+        from_secret: local_username
       password: 
-        from_secret: container_registry_password
+        from_secret: local_password
       dockerfile: Dockerfile
-    when:
-      - event: [push, tag]
 
   deploy:
-    image: quay.io/wollud1969/woodpecker-helper:0.5.1
+    image: quay.io/wollud1969/k8s-admin-helper:0.4.1
     environment:
       KUBE_CONFIG_CONTENT:
         from_secret: kube_config
-      ENCRYPTION_KEY:
+      GPG_PASSPHRASE:
-        from_secret: encryption_key
+        from_secret: gpg_passphrase
-      MD5_CHECKSUM:
-        from_secret: secrets_checksum
     commands:
       - export IMAGE_TAG=$CI_COMMIT_TAG
       - printf "$KUBE_CONFIG_CONTENT" > /tmp/kubeconfig
       - export KUBECONFIG=/tmp/kubeconfig
       - ./deployment/deploy.sh
-    when:
-      - event: tag

deployment/deploy.sh

@@ -4,6 +4,11 @@ if [ "$IMAGE_TAG" == "" ]; then
   echo "Make sure IMAGE_TAG is set"
   exit 1
 fi
+if [ "$GPG_PASSPHRASE" == "" ]; then
+  echo "Make sure GPG_PASSPHRASE is set"
+  exit 1
+fi
+
 
 
 IMAGE_NAME=$FORGE_NAME/$CI_REPO
@@ -15,7 +20,10 @@ DEPLOYMENT_DIR=$PWD/deployment
 INSTANCES_DIR=$DEPLOYMENT_DIR/instances
 
 pushd $DEPLOYMENT_DIR > /dev/null
-./decrypt-secrets.sh || exit 1 
+# ./decrypt-secrets.sh || exit 1 
+# . /tmp/secrets
+
+gpg --decrypt --yes --batch --passphrase "$GPG_PASSPHRASE" --homedir /tmp/.gnupg -o /tmp/secrets secrets.asc
 . /tmp/secrets
 rm /tmp/secrets
 popd > /dev/null

deployment/instances/udi/default/config.json

@@ -62,6 +62,16 @@
         }
       }
     },
+    {
+      "topics": [ "IoT/Car/Values" ],
+      "handler": "Car",
+      "id": "Car",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+        }
+      }
+    },
     {
       "topics": [ "locative/event/#" ],
       "handler": "Locative",

deployment/secrets.asc

@@ -0,0 +1,20 @@
+-----BEGIN PGP MESSAGE-----
+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+=KCiQ
+-----END PGP MESSAGE-----

deployment/secrets.enc

@@ -1,38 +0,0 @@
-U2FsdGVkX1+v6L4gc+CbYCZyo/UVN7QfmEntIBpk+GAHGf3d7m/4hfcYd39Eh2td
-lXSmNdt1cdFw/UfZ1x1OlGm/fqLh/j/rWPgEc6BwEcDFDEXpTucTjUHNDonYNH8j
-eDWeAGokfguqgQG16CBLHdeyocP0kTPJSrIKQgG1Mzzck/kfB1Z6Ggv4z5KEx2dy
-2rrnm+BeFT1yITwoxa3iJeudcSQznNIqQa+Mx4fUsPV+yorahp4gs0PVVj9POnAT
-yRhpQgkaq5oZNVcYrWS5+6mmhbzL5jIAa4wfzVep/69RcfBkV5Oj5JJGaQzH0T74
-wg8dWz/scdi2kkCn0KroJPrsG/lAsFYhbX4kUJQeRUX1pWr/iwD0i8LRx+f2C82Y
-HgpsnG6c5nPRy68TltgRgCRAIJj87rR/fATVowcpChfe9sXCwfLEZ5Q2hDK8eAPW
-VS87axMkProyHJZe1GK0v9CAVWpXlxv6eAr8u2SftGA87Xu3ebQ4SjReXIcAb7M6
-08UnxW4YcfH+usgU2GUuNlzRctAq334AfBWYQO51l/ELJAzaDi6Ht4Czr6R7Bsfh
-M3ZcjcgqY7j7ywDFmKq/a8Q0Dsjm2sezNtrrRWusomgSKFEf8WncOdkcWOAiza4T
-+Qubfr1SuZuWFF+migGtYM3X8YS+VpmMRIpJ1otibMELgjvldWGqHIK1uIThLq7F
-MvQ0Nog6UNg79/8vrUoEUPPB5fQsXcNC5zcpVMrpJcGogBHhsXk1EPFcB75sx/65
-bl2BZlCBacH9MNIBPh17dMC46EV1FNaLiO1N3/qJkxrkiG5wBDjDlnyMn/mYc/o1
-olNuIO0nnn2x8ZU02lRo8RqcqOywseZeBhAzOj+899n5Qa/0YQAnb0Y9WAxqLft/
-0C45HcK5Kgd3C6wqvVUqcQ/UMxQzv0y1cM8gbfpGjUvJ6gUj7vkW08D55A6gV8Lf
-SrneWAP/1B1mmV16vHaXwoYpTpQwM7i7fHWBOpH7nq6E+0P3LHyon43dYo4P6KM7
-He3R6phTFp36WI4ZCUQafTDZS196Ol2ZyEAonVwSOIEIyptXeoAmleolXC/eL84Z
-bEbhld8g+ulrVSrBXFpCY3jBsqPVBYEpZaGYgevsrHPSbwWa/qQkTKnOO4+oz6Pe
-9iJ1yJbSWfg6Gkr6iqE41Dp4VGXtwTDHHb9YMd56iWHAkxZLFIWdYUr8XfQS6j70
-j5kV3jV/w5EHGYruBdtxAWc7YKq3pfqvh9R7dD/8JOFZhA140+zmOCWG4qdDhv+5
-F9vlawudssa9ZHGi1jBFPCNW13LBhUdyCY3apKF4HHeeuA465uzxIqwtkJSigdun
-vC9ooYZrJjYOnJSTJnKH0WSD0pPC6CIkge+Fxuksq6cst5Zcysw1xz5zs7UNeAP+
-kLs1+8Kn2d1hJuzSWdWlj7xGratLEdA6pqcfBKvMYtY0kpPPDrxm+F1FZ7LyV+dc
-G1vfI6aS2azrFrBNXSeOArJ/erGHIGhWxFY0c3bcGOjXwsLWRjQ03Kdj9ffj6UFL
-4JJaI0I01RilAo+woaZhNmOHl1VxSsU1lDGF7IvW3t0qKLaSg/Rv3pQqdKyjq8I5
-IxPlUEMdo1EDZZx4qLmYBM1tWhgMbn4nx6P2BS7obnPdaf3B0RPxI68Z49RYZKvR
-/wTyr7oWCCRQDwCuVH8t/jUrSWspzEK7ApXHdh7T9JlNurFW7oxc8ylooQrAn3Gn
-mru7X3cUeVtiosAklZ7w+JNxm44IRmDKNVDeAaat+q35EA8MRFGiuXEOeNw54tWH
-zNkUyUJ79Ie7BkGrZFUFqkvfY3Q/xLaBGYDQe65S8/rerybL0YI7RmMiz4x7yq8L
-GoIDwPsn0z/AFefoGTi0tAXZeC+EA62okK1kKR9qrh9gmD59uiMbFX1BHe3rWhgP
-cCPScYeameXV3K6wwQpX8JTdptqMAH5cpEVoUZ/PZZpkaiCuWcMODVbqTpm4SRPt
-Q9s5+6/g0TUUqz7Fwi0dlfnMZVuK0a1Uf/SBYR7f/UYVLfF5juTZ+IRJwQWwp6QX
-CzfYms0W34/srtM72mQOpKTd0o3xuFyVbQtZPOpNghIjArQqwt34nEzXPYHqasDx
-c/yIPdW+B/YVcFPdRV16Izqmjdlupv6pPjY/T6GdHczQsH9gD28HN9+Ka2Cvficf
-evO7IXe0RuvodQ3tB4LmeWoJB10G7Sko2EEfpFTDXke9Ak/5cGrpdPMtbXCAIm1o
-B5UhrqNuUYSWdo0mGttbSjFR7pyLujsxLNnp8teBi33QOUhrSId5+mOvtFDGiZKa
-QCC+W+BIh6IFIwnxH4dDxjz3M65NXzqNV+6mXEFU77cX+oTF4BRe0R/L4nPoaBAN
-smRxtqBItpVFUdsOVb6bXg==

queries/hottis.sql

@@ -129,3 +129,54 @@ create or replace view lora_sht21_v as
     where m.application = 'de-hottis-app01' and 
           m.attributes->>'DeviceType' = 'hottis-gy21' and
           m.device = d.label;
+
+create or replace view ntp_server_snmp_v as
+  select time,
+         device,
+         cast(values->'load1'->>'value'  as float) as laLoad1,
+         cast(values->'lan-in'->>'value'  as int) as lanInOctetsPerSeconds,
+         cast(values->'lan-out'->>'value'  as int) as lanOutOctetsPerSeconds
+    from measurements
+    where application = 'SNMP' and device = '172.16.13.10';
+
+create or replace view ntp_server_variables_v as
+  select time,
+         device,
+         cast(values->'rootdisp'->>'value'  as float) as rootdisp
+    from measurements
+    where application = 'TSM' and device = '172.16.13.10';
+
+
+--  Status            string  `unit:""   json:"status"`
+--  Timestamp         string  `unit:""   json:"timestamp"`
+--  VoltageL1         float32 `unit:"V"  json:"voltageL1"`
+--  VoltageL2         float32 `unit:"V"  json:"voltageL2"`
+--  VoltageL3         float32 `unit:"V"  json:"voltageL3"`
+--  CurrentL1         float32 `unit:"A"  json:"currentL1"`
+--  CurrentL2         float32 `unit:"A"  json:"currentL2"`
+--  CurrentL3         float32 `unit:"A"  json:"currentL3"`
+--  PowerL1           float32 `unit:"W"  json:"powerL1"`
+--  PowerL2           float32 `unit:"W"  json:"powerL2"`
+--  PowerL3           float32 `unit:"W"  json:"powerL3"`
+--  TotalImportEnergy float32 `unit:"Wh" json:"totalImportEnergy"`
+--  TotalExportEnergy float32 `unit:"Wh" json:"totalExportEnergy"`
+--  Cnt               int     `unit:""   json:"cnt"`
+
+
+create or replace view car_values_v as
+  select time, 
+         cast(values->'VoltageL1'->>'value' as float) as voltage_l1,
+         cast(values->'VoltageL2'->>'value' as float) as voltage_l2,
+         cast(values->'VoltageL3'->>'value' as float) as voltage_l3,
+         cast(values->'CurrentL1'->>'value' as float) as current_l1,
+         cast(values->'CurrentL2'->>'value' as float) as current_l2,
+         cast(values->'CurrentL3'->>'value' as float) as current_l3,
+         cast(values->'PowerL1'->>'value' as float) as power_l1,
+         cast(values->'PowerL2'->>'value' as float) as power_l2,
+         cast(values->'PowerL3'->>'value' as float) as power_l3,
+         cast(values->'TotalImportEnergy'->>'value' as float) as total_import_energy,
+         cast(values->'TotalExportEnergy'->>'value' as float) as total_export_energy,
+         values->'Status'->>'value' as status,
+         device
+    from measurements
+    where application = 'Car';

src/udi/config-test-2.json

@@ -0,0 +1,145 @@
+{
+  "mqtt": {
+    "broker": "mqtt://172.23.1.102:1883",
+    "tlsEnable": "false"
+  },
+  "topicMappings": [
+    {
+      "topics": [ "snmp" ],
+      "handler": "PREP",
+      "id": "SNMP",
+      "config": {
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "tsm" ],
+      "handler": "PREP",
+      "id": "TSM",
+      "config": {
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "dt1/ai/periodic/1" ],
+      "handler": "DT1T",
+      "id": "DT1T.0",
+      "config": {
+        "attributes": {
+          "Application": "Temperature Wago",
+          "Device": "Freezer",
+          "HardLow": "-273",
+          "SoftLow": "-50",
+          "SoftHigh": "20",
+          "HardHigh": "100"
+        }
+      }
+    },
+    {
+      "topics": [ "dt1/ai/periodic/3" ],
+      "handler": "DT1T",
+      "id": "DT1T.1",
+      "config": {
+        "attributes": {
+          "Application": "Temperature Wago",
+          "Device": "Outdoor",
+          "HardLow": "-273",
+          "SoftLow": "-60",
+          "SoftHigh": "60",
+          "HardHigh": "100"
+        }
+      }
+    },
+    {
+      "topics": [ "IoT/PV/Values" ],
+      "handler": "PV",
+      "id": "PV",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "IoT/Car/Values" ],
+      "handler": "Car",
+      "id": "Car",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "IoT/MBGW3/Measurement" ],
+      "handler": "MBGW3",
+      "id": "MBGW3",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "IoT/OneWireGW/Bus 1/#" ],
+      "handler": "SVER",
+      "id": "SVER0",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+          "application": "Temperature Heating",
+          "payloadRegex": "(\\d+(\\.\\d+)?)\\s*([^0-9\\s]\\S*)",
+          "deviceFrom": "topic", 
+          "devicePart": "3",
+          "valueFrom": "payload",
+          "valuePart": "1",
+          "unitFrom": "payload",
+          "unitPart": "3"
+        }
+      }
+    },
+    {
+      "topics": [ "zigbee2mqtt/+" ],
+      "handler": "Z2M",
+      "id": "Z2M",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+        }
+      }
+    },
+    {
+      "topics": [ "shellyplusht/+/status/temperature:0" ],
+      "handler": "SVEJ",
+      "id": "SVEJ2",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+          "application": "Temperature Shelly Plus HT",
+          "deviceSelector": "T:1",
+          "valueSelector": "J:$.tC",
+          "unitSelector": "C:°C"
+        }
+      }
+    },
+    {
+      "topics": [ "shellyplusht/+/status/humidity:0" ],
+      "handler": "SVEJ",
+      "id": "SVE4",
+      "config": {
+        "databaseConnStr": "",
+        "attributes": {
+          "application": "Humidity Shelly Plus HT",
+          "deviceSelector": "T:1",
+          "valueSelector": "J:$.rh",
+          "unitSelector": "C:%"
+        }
+      }
+    }
+  ],
+  "archiver": {
+    "dir": "./tmp/udi"
+  }
+}

src/udi/config-test.json

@@ -5,23 +5,19 @@
   },
   "topicMappings": [
     {
-      "topics": [ "NR/Multisensor/+/Temperatur" ],
+      "topics": [ "IoT/PV/Values" ],
-      "handler": "SVEJ",
+      "handler": "PV",
-      "id": "SVEJ0",
+      "id": "PV",
       "config": {
         "databaseConnStr": "",
         "attributes": {
-          "application": "Temperature Multisensor",
-          "deviceSelector": "T:2",
-          "valueSelector": "J:$.CurrentTemperature",
-          "unitSelector": "C:°C"
         }
       }
     },
     {
-      "topics": [ "zigbee2mqtt/+" ],
+      "topics": [ "IoT/Car/Values" ],
-      "handler": "Z2M",
+      "handler": "Car",
-      "id": "Z2M",
+      "id": "Car",
       "config": {
         "databaseConnStr": "",
         "attributes": {

src/udi/database/abstract_database.go

@@ -1,8 +1,6 @@
 package database
 
 import "time"
-import "gorm.io/gorm"
-
 
 type VariableType struct {
 	Label    string      `json:"label"`
@@ -13,35 +11,28 @@ type VariableType struct {
 }
 
 type Measurement struct {
-  Time time.Time `gorm:"not null;primary_key"`
+	Time        time.Time
-  Application string `gorm:"not null"`
+	Application string
 	Device      string
-  Attributes map[string]interface{} `gorm:"serializer:json;type:jsonb"`
+	Attributes  map[string]interface{}
-  Values map[string]VariableType `gorm:"serializer:json;type:jsonb"`
+	Values      map[string]VariableType
+}
+
+// Simplified structures for backward compatibility
+type DeviceType struct {
+	Label           string
+	ModelIdentifier string
+	Attributes      map[string]interface{}
 }
 
 type Application struct {
-  gorm.Model
+	Label      string
-  Label string `gorm:"not null"`
+	Attributes map[string]interface{}
-  Attributes map[string]interface{} `gorm:"serializer:json;type:jsonb"`
-}
-
-
-type DeviceType struct {
-  gorm.Model
-  Label string `gorm:"not null"`
-  ModelIdentifier string
-  Attributes map[string]interface{} `gorm:"serializer:json;type:jsonb"`
 }
 
 type Device struct {
-  gorm.Model
+	Label       string
-  Label string `gorm:"not null;uniqueIndex:idx_label_application_id"`
-  ApplicationID int `gorm:"not null;uniqueIndex:idx_label_application_id"`
 	Application Application
-  DeviceTypeID int `gorm:"not null"`
 	DeviceType  DeviceType
-  Attributes map[string]interface{} `gorm:"serializer:json;type:jsonb"`
+	Attributes  map[string]interface{}
 }
-
-

src/udi/database/database.go

@@ -1,45 +1,144 @@
 package database
 
-
 import (
-  "log"
-  //"time"
 	"fmt"
+	"log"
+	"os"
 	"udi/counter"
-  "gorm.io/driver/postgres"
+
-  "gorm.io/gorm"
+	influxdb "github.com/influxdata/influxdb1-client/v2"
 )
 
 type DatabaseHandle struct {
 	initialized bool
-  dbh *gorm.DB 
+	client      influxdb.Client
+	database    string
 }
 
 func NewDatabaseHandle() *DatabaseHandle {
 	var db DatabaseHandle
-  // inject the whole database configuration via the well-known PG* env variables
+
-  conn, err := gorm.Open(postgres.Open(""))
+	// Read configuration from environment variables
-  if err != nil {
+	influxURL := os.Getenv("INFLUXDB_URL")
-    log.Printf("Unable to open database connection: %s", err)
+	if influxURL == "" {
-    db.initialized = false
+		influxURL = "http://localhost:8086"
-  } else {
-    db.dbh = conn
-    db.initialized = true
-    log.Println("Database connection opened")
 	}
+
+	influxDB := os.Getenv("INFLUXDB_DATABASE")
+	if influxDB == "" {
+		influxDB = "udi"
+	}
+
+	username := os.Getenv("INFLUXDB_USER")
+	password := os.Getenv("INFLUXDB_PASSWORD")
+
+	// Create InfluxDB client
+	client, err := influxdb.NewHTTPClient(influxdb.HTTPConfig{
+		Addr:     influxURL,
+		Username: username,
+		Password: password,
+	})
+
+	if err != nil {
+		log.Printf("Unable to create InfluxDB client: %s", err)
+		db.initialized = false
+		return &db
+	}
+
+	// Test connection
+	_, _, err = client.Ping(0)
+	if err != nil {
+		log.Printf("Unable to ping InfluxDB: %s", err)
+		db.initialized = false
+		client.Close()
+		return &db
+	}
+
+	db.client = client
+	db.database = influxDB
+	db.initialized = true
+	log.Printf("InfluxDB connection opened (URL: %s, Database: %s)", influxURL, influxDB)
+
 	return &db
 }
 
 func (self *DatabaseHandle) StoreMeasurement(measurement *Measurement) {
 	if !self.initialized {
-    log.Printf("Database connection not initialized, can not store, measurement %s lost", measurement)
+		log.Printf("Database connection not initialized, can not store, measurement %v lost", measurement)
 		counter.F("Stored")
 		return
 	}
 
-  result := self.dbh.Create(measurement)
+	// Create batch points
-  if result.Error != nil {
+	bp, err := influxdb.NewBatchPoints(influxdb.BatchPointsConfig{
-    log.Printf("Unable to insert, measurement %s lost, error: %s", measurement, result.Error)
+		Database:  self.database,
+		Precision: "s",
+	})
+	if err != nil {
+		log.Printf("Unable to create batch points: %s", err)
+		counter.F("Stored")
+		return
+	}
+
+	// Build tags
+	tags := make(map[string]string)
+	if measurement.Device != "" {
+		tags["device"] = measurement.Device
+	}
+
+	// Build fields from Values
+	fields := make(map[string]interface{})
+	for key, varType := range measurement.Values {
+		// Store the value with the variable name as field key
+		fields[key] = varType.Value
+
+		// Optionally store metadata as separate fields
+		if varType.Unit != "" {
+			fields[key+"_unit"] = varType.Unit
+		}
+		// This is already the column name, so we can skip it
+		//if varType.Variable != "" {
+		//	fields[key+"_variable"] = varType.Variable
+		//}
+		if varType.Status != "" {
+			fields[key+"_status"] = varType.Status
+		}
+	}
+	// Add attributes as fields
+	for key, value := range measurement.Attributes {
+		if strValue, ok := value.(string); ok {
+			fields[key] = strValue
+		} else {
+			fields[key] = fmt.Sprintf("%v", value)
+		}
+	}
+
+	// Ensure we have at least one field
+	if len(fields) == 0 {
+		log.Printf("No fields to store in measurement, skipping")
+		counter.F("Stored")
+		return
+	}
+
+	// Create point
+	pt, err := influxdb.NewPoint(
+		measurement.Application,
+		tags,
+		fields,
+		measurement.Time,
+	)
+	if err != nil {
+		log.Printf("Unable to create point: %s", err)
+		counter.F("Stored")
+		return
+	}
+
+	bp.AddPoint(pt)
+
+	// Write batch
+	err = self.client.Write(bp)
+	if err != nil {
+		log.Printf("Unable to write to InfluxDB, measurement lost, error: %s", err)
 		counter.F("Stored")
 		return
 	}
@@ -48,49 +147,9 @@ func (self *DatabaseHandle) StoreMeasurement(measurement *Measurement) {
 	counter.S("Stored")
 }
 
-func (self *DatabaseHandle) GetDeviceByLabelAndApplication(applicationLabel string, deviceLabel string) (*Device, error) {
+func (self *DatabaseHandle) Close() {
-  if ! self.initialized {
+	if self.initialized && self.client != nil {
-    err := fmt.Errorf("Database connection not initialized")
+		self.client.Close()
-    return nil, err
+		log.Println("InfluxDB connection closed")
 	}
-
-  var device Device
-  result := self.dbh.
-    Preload("Application").
-    Preload("DeviceType").
-    Joins("JOIN applications ON devices.application_id = applications.id").
-    Where("devices.label = ? AND applications.label = ?", deviceLabel, applicationLabel).
-    First(&device)
-
-  if result.Error != nil {
-    err := fmt.Errorf("Query failed: %s", result.Error)
-    return nil, err
 }
-
-  return &device, nil
-}
-
-func (self *DatabaseHandle) GetDeviceByLabel(deviceLabel string) (*Device, error) {
-  if ! self.initialized {
-    err := fmt.Errorf("Database connection not initialized")
-    return nil, err
-  }
-
-  var device Device
-  result := self.dbh.
-    Preload("Application").
-    Preload("DeviceType").
-    Where("devices.label = ?", deviceLabel).
-    First(&device)
-
-  if result.Error != nil {
-    err := fmt.Errorf("Query failed: %s", result.Error)
-    return nil, err
-  }
-
-  return &device, nil
-}
-
-
-
-

src/udi/database/migrate_database.go

@@ -1,55 +0,0 @@
-package database
-
-import (
-  "log"
-  //"time"
-  "gorm.io/driver/postgres"
-  "gorm.io/gorm"
-)
-
-func Migrate() {
-  dsn := ""
-  db, err := gorm.Open(postgres.Open(dsn))
-  if err != nil {
-    log.Fatalf("Unable to open database connection: %s", err)
-  }
-
-  db.AutoMigrate(&Application{})
-  log.Println("Application created")
-
-  db.AutoMigrate(&DeviceType{})
-  log.Println("DeviceType created")
-
-  db.AutoMigrate(&Device{})
-  log.Println("Device created")
-
-  db.AutoMigrate(&Measurement{})
-  log.Println("Measurement created")
-
-  log.Println("Remember to call create_hypertable on measurements, sowhat I can't do that for you.")
-
-  /*
-  m := Measurement { 
-    Time: time.Now(), 
-    Application: "app", 
-    Attributes: nil,
-    Values: []SensorType {
-      { Variable: "Temperature", Unit: "Degree Celsius", Value: 1.0 },
-      { Variable: "Temperature", Unit: "Degree Celsius", Value: 3.0 },
-    },
-  }
-  db.Create(&m)
-
-  m = Measurement { 
-    Time: time.Now(), 
-    Application: "app", 
-    Attributes: nil,
-    Values: []SensorType {
-      { Variable: "Temperature", Unit: "Degree Celsius", Value: 10.0 },
-      { Variable: "Temperature", Unit: "Degree Celsius", Value: 30.0 },
-    },
-  }
-  db.Create(&m)
-  */
-}
-

src/udi/database/schema.sql

@@ -1,41 +0,0 @@
-create extension if not exists timescaledb;
-
-create table application_t (
-  id serial not null primary key,
-  label text not null unique,
-  attributes jsonb
-);
-
-create table sensor_type_t (
-  id serial not null primary key,
-  label text not null unique,
-  variable text not null,
-  unit text not null,
-  converter text not null,
-  attributes jsonb
-);
-
-create table sensor_t (
-  id serial not null primary key,
-  label text not null,
-  application int references application_t(id),
-  sensor_type int references sensor_type_t(id),
-  attributes jsonb,
-  unique (label, application)
-);
-
-create table measurement_t (
-  time timestamp without time zone not null,
-  application text not null,
-  sensor_type text not null,
-  sensor text not null,
-  variable text not null,
-  unit text not null,
-  value double precision not null,
-  attributes jsonb
-);
-
-select create_hypertable('measurement_t', 'time');
-
-
-

src/udi/dispatcher/dispatcher.go

@@ -1,25 +1,28 @@
 package dispatcher
 
-import "log"
+import (
-import "time"
+	"fmt"
-import "os"
+	"log"
-import "fmt"
+	"net/url"
-import "net/url"
+	"os"
-import "udi/mqtt"
+	"time"
-import "udi/config"
+	"udi/config"
-import "udi/counter"
+	"udi/counter"
-import "udi/handlers/handler"
+	"udi/handlers/car"
-import "udi/handlers/ttn"
+	"udi/handlers/dt1t"
-import "udi/handlers/iot"
+	"udi/handlers/handler"
-import "udi/handlers/pv"
+	"udi/handlers/iot"
-import "udi/handlers/mbgw3"
+	"udi/handlers/locative"
-import "udi/handlers/sver"
+	"udi/handlers/mbgw3"
-import "udi/handlers/svej"
+	"udi/handlers/prepared"
-import "udi/handlers/dt1t"
+	"udi/handlers/pv"
-import "udi/handlers/locative"
+	"udi/handlers/svej"
-import "udi/handlers/prepared"
+	"udi/handlers/sver"
-import "udi/handlers/z2m"
 
+	// "udi/handlers/ttn"
+	"udi/handlers/z2m"
+	"udi/mqtt"
+)
 
 var handlerMap map[string]handler.Handler = make(map[string]handler.Handler)
 var archiverChannel chan handler.MessageT = make(chan handler.MessageT, 100)
@@ -33,8 +36,8 @@ func InitDispatcher() {
 
 		var factory interface{}
 		switch mapping.Handler {
-    case "TTN":
+		// case "TTN":
-      factory = ttn.New
+		// 	factory = ttn.New
 		case "IoT":
 			factory = iot.New
 		case "PV":
@@ -53,6 +56,8 @@ func InitDispatcher() {
 			factory = prepared.New
 		case "Z2M":
 			factory = z2m.New
+		case "Car":
+			factory = car.New
 		default:
 			factory = nil
 			log.Printf("No handler %s found, ignore mapping", mapping.Handler)

src/udi/go.mod

@@ -5,21 +5,12 @@ go 1.22.3
 require (
 	github.com/eclipse/paho.mqtt.golang v1.5.0
 	github.com/google/uuid v1.6.0
+	github.com/influxdata/influxdb1-client v0.0.0-20220302092344-a9ab5670611c
 	github.com/oliveagle/jsonpath v0.0.0-20180606110733-2e52cf6e6852
-	gorm.io/driver/postgres v1.5.11
-	gorm.io/gorm v1.25.12
 )
 
 require (
 	github.com/gorilla/websocket v1.5.3 // indirect
-	github.com/jackc/pgpassfile v1.0.0 // indirect
-	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
-	github.com/jackc/pgx/v5 v5.7.2 // indirect
-	github.com/jackc/puddle/v2 v2.2.1 // indirect
-	github.com/jinzhu/inflection v1.0.0 // indirect
-	github.com/jinzhu/now v1.1.5 // indirect
-	golang.org/x/crypto v0.32.0 // indirect
 	golang.org/x/net v0.34.0 // indirect
 	golang.org/x/sync v0.10.0 // indirect
-	golang.org/x/text v0.21.0 // indirect
 )

src/udi/go.sum

@@ -1,46 +1,14 @@
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/eclipse/paho.mqtt.golang v1.5.0 h1:EH+bUVJNgttidWFkLLVKaQPGmkTUfQQqjOsyvMGvD6o=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/eclipse/paho.mqtt.golang v1.5.0/go.mod h1:du/2qNQVqJf/Sqs4MEL77kR8QTqANF7XU7Fk0aOTAgk=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
-github.com/eclipse/paho.mqtt.golang v1.4.3 h1:2kwcUGn8seMUfWndX0hGbvH8r7crgcJguQNCyp70xik=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/eclipse/paho.mqtt.golang v1.4.3/go.mod h1:CSYvoAlsMkhYOXh/oKyxa8EcBci6dVkLCbo5tTC1RIE=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
-github.com/google/uuid v1.4.0 h1:MtMxsa51/r9yyhkyLsVeVt0B+BGQZzpQiTQ4eHZ8bc4=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/google/uuid v1.4.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/influxdata/influxdb1-client v0.0.0-20220302092344-a9ab5670611c h1:qSHzRbhzK8RdXOsAdfDgO49TtqC1oZ+acxPrkfTxcCs=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
+github.com/influxdata/influxdb1-client v0.0.0-20220302092344-a9ab5670611c/go.mod h1:qj24IKcXYK6Iy9ceXlo3Tc+vtHo9lIhSX5JddghvEPo=
-github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
-github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
-github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
-github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
-github.com/jackc/pgx/v5 v5.5.5 h1:amBjrZVmksIdNjxGW/IiIMzxMKZFelXbUoPNb+8sjQw=
-github.com/jackc/pgx/v5 v5.5.5/go.mod h1:ez9gk+OAat140fv9ErkZDYFWmXLfV+++K0uAOiwgm1A=
-github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
-github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
-github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
-github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
-github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
-github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
 github.com/oliveagle/jsonpath v0.0.0-20180606110733-2e52cf6e6852 h1:Yl0tPBa8QPjGmesFh1D0rDy+q1Twx6FyU7VWHi8wZbI=
 github.com/oliveagle/jsonpath v0.0.0-20180606110733-2e52cf6e6852/go.mod h1:eqOVx5Vwu4gd2mmMZvVZsgIqNSaW3xxRThUJ0k/TPk4=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
-github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
-golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
 golang.org/x/net v0.34.0 h1:Mb7Mrk043xzHgnRM88suvJFwzVrRfHEHJEl5/71CKw0=
 golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=
 golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
 golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
-golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
-golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gorm.io/driver/postgres v1.5.9 h1:DkegyItji119OlcaLjqN11kHoUgZ/j13E0jkJZgD6A8=
-gorm.io/driver/postgres v1.5.9/go.mod h1:DX3GReXH+3FPWGrrgffdvCk3DQ1dwDPdmbenSkweRGI=
-gorm.io/gorm v1.25.11 h1:/Wfyg1B/je1hnDx3sMkX+gAlxrlZpn6X0BXRlwXlvHg=
-gorm.io/gorm v1.25.11/go.mod h1:xh7N7RHfYlNc5EmcI/El95gXusucDrQnHXe0+CgWcLQ=

src/udi/handlers/car/car.go

@@ -0,0 +1,94 @@
+package car
+
+import (
+	"encoding/json"
+	"log"
+	"reflect"
+	"time"
+	"udi/config"
+	"udi/database"
+	"udi/handlers/handler"
+)
+
+type CarHandler struct {
+	handler.CommonHandler
+	dbh *database.DatabaseHandle
+}
+
+/*
+{
+  "status": "Ok",
+  "timestamp": "2025-12-15T13:11:15.648243",
+  "voltageL1": 228.68,
+  "voltageL2": 227.69,
+  "voltageL3": 228.53,
+  "currentL1": 0.0,
+  "currentL2": 0.0,
+  "currentL3": 0.0,
+  "powerL1": 0.0,
+  "powerL2": 0.0,
+  "powerL3": 0.0,
+  "totalImportEnergy": 0.0,
+  "totalExportEnergy": 0.0,
+  "cnt": 399300}
+*/
+
+type CarValue struct {
+  Status            string  `unit:""   json:"status"`
+  Timestamp         string  `unit:""   json:"timestamp"`
+  VoltageL1         float32 `unit:"V"  json:"voltageL1"`
+  VoltageL2         float32 `unit:"V"  json:"voltageL2"`
+  VoltageL3         float32 `unit:"V"  json:"voltageL3"`
+  CurrentL1         float32 `unit:"A"  json:"currentL1"`
+  CurrentL2         float32 `unit:"A"  json:"currentL2"`
+  CurrentL3         float32 `unit:"A"  json:"currentL3"`
+  PowerL1           float32 `unit:"W"  json:"powerL1"`
+  PowerL2           float32 `unit:"W"  json:"powerL2"`
+  PowerL3           float32 `unit:"W"  json:"powerL3"`
+  TotalImportEnergy float32 `unit:"Wh" json:"totalImportEnergy"`
+  TotalExportEnergy float32 `unit:"Wh" json:"totalExportEnergy"`
+  Cnt               int     `unit:""   json:"cnt"`
+}
+
+func New(id string, config config.HandlerConfigT) handler.Handler {
+	t := &CarHandler{}
+	t.Id = id
+	t.dbh = database.NewDatabaseHandle()
+	log.Printf("Handler Car %d initialized", id)
+	return t
+}
+
+func (self *CarHandler) Handle(message handler.MessageT) {
+	//log.Printf("Handler Car %d processing %s -> %s", self.id, message.Topic, message.Payload)
+
+	var carValue CarValue
+	err := json.Unmarshal([]byte(message.Payload), &carValue)
+	if err != nil {
+		self.Lost("Unable to parse payload into carValue struct", err, message)
+		return
+	}
+
+	variables := make(map[string]database.VariableType)
+	carValueStructValue := reflect.ValueOf(carValue)
+	for i := 0; i < carValueStructValue.NumField(); i++ {
+		field := carValueStructValue.Type().Field(i)
+		fieldValue := carValueStructValue.Field(i)
+		v := database.VariableType{
+			Label:    "",
+			Variable: field.Name,
+			Unit:     field.Tag.Get("unit"),
+			Value:    fieldValue.Interface(),
+		}
+		variables[field.Name] = v
+	}
+
+	measurement := database.Measurement{
+		Time:        time.Now(),
+		Application: "Car",
+		Device:      "Powermeter",
+		Values:      variables,
+	}
+
+	self.dbh.StoreMeasurement(&measurement)
+	self.S()
+}

src/udi/handlers/mbgw3/mbgw3.go

@@ -74,12 +74,22 @@ func (self *Mbgw3Handler) Handle(message handler.MessageT) {
 
   measurement.Values = make(map[string]database.VariableType)
   unitMap := map[string]string { "Energy": "Wh", "Power": "W", "Voltage": "V", "Current": "A", "Volume": "m3" }
+  keyCount := make(map[string]int)
+  
   for k, v := range observation.Values {
     unit, exists := unitMap[k]
     if ! exists {
       unit = "Unmapped Unit"
     }
-    measurement.Values[k] = database.VariableType {
+    
+    // Check if key already exists and create unique key if needed
+    keyCount[k]++
+    uniqueKey := k
+    if keyCount[k] > 1 {
+      uniqueKey = k + strconv.Itoa(keyCount[k])
+    }
+    
+    measurement.Values[uniqueKey] = database.VariableType {
       Label: "",
       Variable: k,
       Unit: unit,

src/udi/handlers/z2m/models/gs361ah04/gs361ah04.go

@@ -1,15 +0,0 @@
-package gs361ah04
-
-type Observation struct {
-  LinkQuality uint8 `unit:"" json:"linkquality"`
-  Battery uint8 `unit:"%" json:"battery"`
-  AwayMode string `unit:"" json:"away_mode"`
-  ChildLock string `unit:"" json:"child_lock"`
-  CurrentHeatingSetpoint float32 `unit:"°C" json:"current_heating_setpoint"`
-  LocalTemperature float32 `unit:"°C" json:"local_temperature"`
-  Preset string `unit:"" json:"preset"`
-  SystemMode string `unit:"" json:"system_mode"`
-  ValveDetection string `unit:"" json:"valve_detection"`
-  WindowDetection string `unit:"" json:"window_detection"`
-}
-

src/udi/handlers/z2m/models/wsdcgq01lm/wsdcgq01lm.go

@@ -1,11 +0,0 @@
-package wsdcgq01lm
-
-type Observation struct {
-  LinkQuality uint8 `unit:"" json:"linkquality"`
-  Battery uint8 `unit:"%" json:"battery"`
-  Humidity float32 `unit:"%H" json:"humidity"`
-  Pressure float32 `unit:"mbar" json:"pressure"`
-  Temperature float32 `unit:"°C" json:"temperature"`
-  Voltage uint16 `unit:"mV" json:"voltage"`
-}
-

src/udi/handlers/z2m/models/wsdcgq11lm/wsdcgq11lm.go

@@ -1,10 +0,0 @@
-package wsdcgq11lm
-
-type Observation struct {
-  LinkQuality uint8 `unit:"" json:"linkquality"`
-  Battery uint8 `unit:"%" json:"battery"`
-  Humidity float32 `unit:"%H" json:"humidity"`
-  Temperature float32 `unit:"°C" json:"temperature"`
-  Voltage uint16 `unit:"mV" json:"voltage"`
-}
-

src/udi/handlers/z2m/z2m.go

@@ -1,58 +1,23 @@
 package z2m
 
 import (
+	"encoding/json"
 	"fmt"
 	"log"
-  "time"
 	"strings"
-  "reflect"
+	"time"
-  "encoding/json"
 	"udi/config"
-  "udi/handlers/handler"
 	"udi/database"
-  "udi/handlers/z2m/models/wsdcgq11lm"
+	"udi/handlers/handler"
-  "udi/handlers/z2m/models/wsdcgq01lm"
-  "udi/handlers/z2m/models/gs361ah04"
 )
 
-
 type Z2MHandler struct {
 	handler.CommonHandler
 	dbh *database.DatabaseHandle
 }
 
-func parse(T any, payload string, variables *map[string]database.VariableType) error {
-  observationType := reflect.TypeOf(T)
-  observation := reflect.New(observationType).Interface()
-
-  err := json.Unmarshal([]byte(payload), observation)
-  if err != nil {
-    return fmt.Errorf("Unable to parse payload into Observation struct: %v, %s", err, payload)
-  }
-
-  observationValue := reflect.ValueOf(observation).Elem()
-
-  for i := 0; i < observationType.NumField(); i++ {
-    field := observationType.Field(i)
-    name := field.Name
-    unit := field.Tag.Get("unit")
-    value := observationValue.Field(i).Interface()
-
-    (*variables)[name] = database.VariableType {
-      Label: name,
-      Variable: "y",
-      Unit: unit,
-      Value: value,
-    }
-  }
-
-
-  return nil
-}
-
 func New(id string, config config.HandlerConfigT) handler.Handler {
-  t := &Z2MHandler {
+	t := &Z2MHandler{}
-  }
 	t.Id = id
 	t.dbh = database.NewDatabaseHandle()
 	log.Printf("Handler Z2M %d initialized", id)
@@ -65,49 +30,51 @@ func (self *Z2MHandler) Handle(message handler.MessageT) {
 	var measurement database.Measurement
 	measurement.Time = time.Now()
 
-
 	subTopics := strings.Split(message.Topic, "/")
 	deviceId := subTopics[1]
 	log.Printf("DeviceId: %s", deviceId)
-  device, err1 := self.dbh.GetDeviceByLabel(deviceId)
-  if err1 != nil {
-    self.Lost("Error when loading device", err1, message)
-    return
-  }
-  log.Printf("Device: %s", device)
 
-  measurement.Application = device.Application.Label
+	measurement.Device = deviceId
-  measurement.Device = device.Attributes["Label"].(string)
 
-  var T any
+	// Parse JSON direkt in eine map
-  switch device.DeviceType.ModelIdentifier {
+	var jsonData map[string]interface{}
-  case "WSDCGQ11LM":
+	err := json.Unmarshal([]byte(message.Payload), &jsonData)
-    T = wsdcgq11lm.Observation{}
+	if err != nil {
-  case "WSDCGQ01LM":
+		self.Lost("Failed to parse JSON payload", err, message)
-    T = wsdcgq01lm.Observation{}
-  case "GS361A-H04":
-    T = gs361ah04.Observation{}
-  default:
-    self.Lost(fmt.Sprintf("No parser found for %s", device.DeviceType.ModelIdentifier), nil, message)
 		return
 	}
 
-  measurement.Values = make(map[string]database.VariableType)
 	measurement.Attributes = make(map[string]interface{})
-  err3 := parse(T, 
+	measurement.Values = make(map[string]database.VariableType)
-                message.Payload,
+
-                &(measurement.Values))
+	// Extract device info for application naming
-  if err3 != nil {
+	if deviceData, ok := jsonData["device"]; ok {
-    self.Lost("Model parser failed", err3, message)
+		if deviceMap, ok := deviceData.(map[string]any); ok {
+			manufacturerId, hasManufacturer := deviceMap["manufacturerID"]
+			model, hasModel := deviceMap["model"]
+
+			if !hasManufacturer || !hasModel {
+				self.Lost("Missing manufacturerID or model in device data", fmt.Errorf("manufacturerID: %v, model: %v", hasManufacturer, hasModel), handler.MessageT{})
 				return
 			}
 
+			measurement.Application = "z2m_" + fmt.Sprintf("%v", manufacturerId) + "_" + model.(string)
+		}
+		delete(jsonData, "device")
+	}
+
+	// Konvertiere die restlichen Elemente in VariableType-Map
+	for key, value := range jsonData {
+		measurement.Values[key] = database.VariableType{
+			Label:    key,
+			Variable: "",
+			Unit:     "",
+			Value:    value,
+		}
+	}
+
 	measurement.Attributes["Status"] = "ok"
-  measurement.Attributes["DeviceId"] = deviceId
-  measurement.Attributes["DeviceModel"] = device.DeviceType.ModelIdentifier
 	log.Printf("Prepared measurement item: %s", measurement)
 	self.dbh.StoreMeasurement(&measurement)
 	self.S()
 }
-
-

src/udi/migrate_schema.go

@@ -1,18 +0,0 @@
-package main
-
-import "log"
-import "udi/database"
-
-
-
-func main() {
-  log.SetPrefix("UDI Migrate Schema: ")
-  log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
-
-  log.Println("Starting")
-
-  database.Migrate()
-
-  log.Println("Done")
-}
-