z2m working again

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

src/udi/database/abstract_database.go

@@ -1,47 +1,38 @@
 package database
 
 import "time"
-import "gorm.io/gorm"
-
 
 type VariableType struct {
-  Label string `json:"label"`
-  Variable string `json:"variable"`
-  Unit string `json:"unit"`
-  Value interface{} `json:"value,omitempty"`
-  Status string `json:"status,omitempty"`
+	Label    string      `json:"label"`
+	Variable string      `json:"variable"`
+	Unit     string      `json:"unit"`
+	Value    interface{} `json:"value,omitempty"`
+	Status   string      `json:"status,omitempty"`
 }
 
 type Measurement struct {
-  Time time.Time `gorm:"not null;primary_key"`
-  Application string `gorm:"not null"`
-  Device string
-  Attributes map[string]interface{} `gorm:"serializer:json;type:jsonb"`
-  Values map[string]VariableType `gorm:"serializer:json;type:jsonb"`
+	Time        time.Time
+	Application string
+	Device      string
+	Attributes  map[string]interface{}
+	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 `gorm:"not null"`
-  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"`
+	Label      string
+	Attributes map[string]interface{}
 }
 
 type Device struct {
-  gorm.Model
-  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"`
+	Label       string
+	Application Application
+	DeviceType  DeviceType
+	Attributes  map[string]interface{}
 }
-
-

src/udi/database/database.go

@@ -1,96 +1,155 @@
 package database
 
-
 import (
-  "log"
-  //"time"
-  "fmt"
-  "udi/counter"
-  "gorm.io/driver/postgres"
-  "gorm.io/gorm"
+	"fmt"
+	"log"
+	"os"
+	"udi/counter"
+
+	influxdb "github.com/influxdata/influxdb1-client/v2"
 )
 
 type DatabaseHandle struct {
-  initialized bool
-  dbh *gorm.DB 
+	initialized bool
+	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(""))
-  if err != nil {
-    log.Printf("Unable to open database connection: %s", err)
-    db.initialized = false
-  } else {
-    db.dbh = conn
-    db.initialized = true
-    log.Println("Database connection opened")
-  }
-  return &db
+	var db DatabaseHandle
+
+	// Read configuration from environment variables
+	influxURL := os.Getenv("INFLUXDB_URL")
+	if influxURL == "" {
+		influxURL = "http://localhost:8086"
+	}
+
+	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)
-    counter.F("Stored")
-    return
-  }
+	if !self.initialized {
+		log.Printf("Database connection not initialized, can not store, measurement %v lost", measurement)
+		counter.F("Stored")
+		return
+	}
 
-  result := self.dbh.Create(measurement)
-  if result.Error != nil {
-    log.Printf("Unable to insert, measurement %s lost, error: %s", measurement, result.Error)
-    counter.F("Stored")
-    return
-  }
+	// Create batch points
+	bp, err := influxdb.NewBatchPoints(influxdb.BatchPointsConfig{
+		Database:  self.database,
+		Precision: "s",
+	})
+	if err != nil {
+		log.Printf("Unable to create batch points: %s", err)
+		counter.F("Stored")
+		return
+	}
 
-  log.Println("Successfully stored measurement")
-  counter.S("Stored")
+	// 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
+	}
+
+	log.Println("Successfully stored measurement")
+	counter.S("Stored")
 }
 
-func (self *DatabaseHandle) GetDeviceByLabelAndApplication(applicationLabel string, 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").
-    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) Close() {
+	if self.initialized && self.client != nil {
+		self.client.Close()
+		log.Println("InfluxDB connection closed")
+	}
 }
-
-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

@@ -18,7 +18,8 @@ import (
 	"udi/handlers/pv"
 	"udi/handlers/svej"
 	"udi/handlers/sver"
-	"udi/handlers/ttn"
+
+	// "udi/handlers/ttn"
 	"udi/handlers/z2m"
 	"udi/mqtt"
 )
@@ -35,8 +36,8 @@ func InitDispatcher() {
 
 		var factory interface{}
 		switch mapping.Handler {
-		case "TTN":
-			factory = ttn.New
+		// case "TTN":
+		// 	factory = ttn.New
 		case "IoT":
 			factory = iot.New
 		case "PV":

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/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/eclipse/paho.mqtt.golang v1.4.3 h1:2kwcUGn8seMUfWndX0hGbvH8r7crgcJguQNCyp70xik=
-github.com/eclipse/paho.mqtt.golang v1.4.3/go.mod h1:CSYvoAlsMkhYOXh/oKyxa8EcBci6dVkLCbo5tTC1RIE=
-github.com/google/uuid v1.4.0 h1:MtMxsa51/r9yyhkyLsVeVt0B+BGQZzpQiTQ4eHZ8bc4=
-github.com/google/uuid v1.4.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
-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/eclipse/paho.mqtt.golang v1.5.0 h1:EH+bUVJNgttidWFkLLVKaQPGmkTUfQQqjOsyvMGvD6o=
+github.com/eclipse/paho.mqtt.golang v1.5.0/go.mod h1:du/2qNQVqJf/Sqs4MEL77kR8QTqANF7XU7Fk0aOTAgk=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/influxdata/influxdb1-client v0.0.0-20220302092344-a9ab5670611c h1:qSHzRbhzK8RdXOsAdfDgO49TtqC1oZ+acxPrkfTxcCs=
+github.com/influxdata/influxdb1-client v0.0.0-20220302092344-a9ab5670611c/go.mod h1:qj24IKcXYK6Iy9ceXlo3Tc+vtHo9lIhSX5JddghvEPo=
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-golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
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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

@@ -1,113 +1,80 @@
 package z2m
 
 import (
-  "fmt"
-  "log"
-  "time"
-  "strings"
-  "reflect"
-  "encoding/json"
-  "udi/config"
-  "udi/handlers/handler"
-  "udi/database"
-  "udi/handlers/z2m/models/wsdcgq11lm"
-  "udi/handlers/z2m/models/wsdcgq01lm"
-  "udi/handlers/z2m/models/gs361ah04"
+	"encoding/json"
+	"fmt"
+	"log"
+	"strings"
+	"time"
+	"udi/config"
+	"udi/database"
+	"udi/handlers/handler"
 )
 
-
 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
+	handler.CommonHandler
+	dbh *database.DatabaseHandle
 }
 
 func New(id string, config config.HandlerConfigT) handler.Handler {
-  t := &Z2MHandler {
-  }
-  t.Id = id
-  t.dbh = database.NewDatabaseHandle()
-  log.Printf("Handler Z2M %d initialized", id)
-  return t
+	t := &Z2MHandler{}
+	t.Id = id
+	t.dbh = database.NewDatabaseHandle()
+	log.Printf("Handler Z2M %d initialized", id)
+	return t
 }
 
 func (self *Z2MHandler) Handle(message handler.MessageT) {
-  log.Printf("Handler Z2M %d processing %s -> %s", self.Id, message.Topic, message.Payload)
+	log.Printf("Handler Z2M %d processing %s -> %s", self.Id, message.Topic, message.Payload)
 
-  var measurement database.Measurement
-  measurement.Time = time.Now()
+	var measurement database.Measurement
+	measurement.Time = time.Now()
 
+	subTopics := strings.Split(message.Topic, "/")
+	deviceId := subTopics[1]
+	log.Printf("DeviceId: %s", deviceId)
 
-  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.Device = deviceId
 
-  measurement.Application = device.Application.Label
-  measurement.Device = device.Attributes["Label"].(string)
+	// Parse JSON direkt in eine map
+	var jsonData map[string]interface{}
+	err := json.Unmarshal([]byte(message.Payload), &jsonData)
+	if err != nil {
+		self.Lost("Failed to parse JSON payload", err, message)
+		return
+	}
 
-  var T any
-  switch device.DeviceType.ModelIdentifier {
-  case "WSDCGQ11LM":
-    T = wsdcgq11lm.Observation{}
-  case "WSDCGQ01LM":
-    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.Attributes = make(map[string]interface{})
+	measurement.Values = make(map[string]database.VariableType)
 
-  measurement.Values = make(map[string]database.VariableType)
-  measurement.Attributes = make(map[string]interface{})
-  err3 := parse(T, 
-                message.Payload,
-                &(measurement.Values))
-  if err3 != nil {
-    self.Lost("Model parser failed", err3, message)
-    return
-  }
+	// Extract device info for application naming
+	if deviceData, ok := jsonData["device"]; ok {
+		if deviceMap, ok := deviceData.(map[string]any); ok {
+			manufacturerId, hasManufacturer := deviceMap["manufacturerID"]
+			model, hasModel := deviceMap["model"]
 
-  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()
+			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"
+	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")
-}
-