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https://github.com/trickfilm400/vantage-node

Get Data of WeatherStation "Vantage" & Vantage Pro (2)" by Davis instruments via Telnet
https://github.com/trickfilm400/vantage-node

docker mysql node nodejs telnet typescript vantage vantage-node weatherstation

Last synced: 2 days ago
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Get Data of WeatherStation "Vantage" & Vantage Pro (2)" by Davis instruments via Telnet

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README

        

# Vantage-Node
Get Data from Vantage Pro Weatherstation from Davis Instruments via telnet connection

# Features
- Telnet Live-Connection (data every 2 seconds)
- Prometheus Data export
- MySQL Storage
- Socket.IO Server
- Simple REST API
- MQTT Export
- InfluxDB Export (upcoming)

# Installation
There are two options: Use the docker image, or the plain nodejs script
### Nodejs Usage
* Copy `config.example.json` to `config.json` and change your data
* Create a MySQL / MariaDB Database with user
* Install dependencies with `npm i` and compile project with `npm run build`
* **Start Programm** with `npm start`

### Docker Image
* Download Docker image from [Docker Hub](https://hub.docker.com/r/n404/vantage-node) (`n404/vantage-node`)
* run `docker run -p 3010:3010 --name vantage-node -e VANTAGE_URL=123.123.123.123 -e MYSQL_ENABLED=false n404/vantage-node`

* With Custom `config.json` file: `docker run --rm -v $(pwd)/config.json:/config.json -p 3011:3011 n404/vantage-node`
**The Table on the MYSQL Database will be automatically generated if it is not existed**

# Config
### There are two options for the configuration parameter:
1. a `config.json` file in the root directory of the project
2. Configuration with environment variables (mostly for docker / kubernetes)

#### `config.json`
````json5
{
"vantage": {
"url": "192.168.178.xxx" //REQUIRED, default ""
},
"mysql": {
"enabled": true | false, //required, default true
"ip": "", //default "127.0.0.1"
"database": "", //default "weather"
"username": "", //default "weather"
"password": "" //default ""
},
"socket": {
"enabled": true | false, //default true
"port": 3011 //default 3010
},
"influxdb": {
"api_token": "",
"bucket": "",
"organisation": ">",
"url": "http://",
"enabled": true
},
"mqtt": {
"enable": true | false,
"host": "emqx",
"user": "emqx",
"password": "",
"clientid": "mqtt_vantage_node_system_client",
"topic": "vantage_data"
},
"saveinterval": 60 //default 60, given in seconds
}
````
#### List of supported environment variables
| Environment Variable | Description | Default Value | Type | Required |
|-----------------------|-------------------------------------------------------------|---------------|---------|----------|
| VANTAGE_URL | The URL to the Vantage-Pro Telnet adapter | "" | string | yes |
| VANTAGE_PORT | The Port to the Vantage-Pro telnet adapter | 22222 | number | no |
| MYSQL_ENABLED | If MYSQL should be used | true | boolean | yes |
| MYSQL_IP | The MYSQL Host (IP or Hostname) | 127.0.0.1 | string | no |
| MYSQL_PORT | The Mysql Port | 3306 | number | no |
| MYSQL_DB | The MYSQL Database name | weather | string | no |
| MYSQL_USERNAME | The MYSQL Database user | weather | string | no |
| MYSQL_PASSWORD | The MYSQL database password | "" | string | no |
| SOCKET_PORT | The Port the websocket-Server should listen on | 3010 | number | no |
| SOCKET_ENABLED | If websocket should be enabled | true | boolean | no |
| SAVE_INTERVAL | the interval the data should be saved in the MYSQL Database | 60 | number | no |
| LOGLEVEL | | | string | no |
| INFLUXDB_ENABLED | | | boolean | no |
| INFLUXDB_URL | | | string | no |
| INFLUXDB_API_TOKEN | | | string | no |
| INFLUXDB_ORGANISATION | | | string | no |
| INFLUXDB_BUCKET | | | string | no |
| EMQX_ENABLE | true, if mqtt should be used | | boolean | no |
| EMQX_HOST | emqx host | | string | no |
| EMQX_USER | emqx username | | string | no |
| EMQX_PASSWD | emqx password | | string | no |
| EMQX_CLIENTID | emqx clientid - random | | string | no |
| EMQX_TOPIC | emqx topic | | string | no |
| CONFIG_FILE | path of config.json file | | string | no |
----

### Websocket Usage
On the Websocket port there will be sent the packages as soo as they get received from the vantage-pro station.
You can use these packages with any socket.io-client (web-client or nodejs-client for example).
The Packages have the following structure:
````json
{
"barometer": 986.8407885386599,
"dayrain": 0,
"inhum": 26,
"intemp": 22.722222222222225,
"outhum": 82,
"outtemp": 9.722222222222221,
"rainrate": 0,
"winddir": 258,
"windspeed": 0
}
````

### REST API
`/test` =>

```json
{
"code": 200,
"message": "Test successful"
}
```

`/metrics` => returns Prometheus Metrics of the weather data

`/healthcheck`(used for internal docker checks):

if healthcheck is ok (HTTP Statuscode: 200):

```json5
{
"message": "Packages are valid",
"code": 200,
"value": 1234 // timestamp of last Telnet package in MS
}
```

if healthcheck is **not valid**: (HTTP Statuscode: 500)

```json5
{
"message": "Packages are outdated and invalid!",
"code": 500,
"value": 1234 //timestamp of last Telnet package in MS
}
```

`/lastdata`:

Values are `-1` if not set (for example after program restart) (like in `barometer`)
```json
{
"value": {
"barometer": -1,
"dayRain": 0,
"inHumidity": 29,
"outHumidity": 71,
"outTemperature": 17.055555555555557,
"inTemperature": 22.944444444444443,
"rainRate": 0,
"windDirection": 147,
"windSpeedMax": 0,
"windSpeed": 0
},
"message": "Last Dataset of Weatherstation",
"code": 200
}
```
**If your have any problems, fell free to create an issue to contact me**