homework-jianmu/docs/examples/go/demo/smlws/main.go

55 lines
1.5 KiB
Go

package main
import (
"database/sql"
"log"
"time"
"github.com/taosdata/driver-go/v3/common"
_ "github.com/taosdata/driver-go/v3/taosWS"
"github.com/taosdata/driver-go/v3/ws/schemaless"
)
const LineDemo = "meters,groupid=2,location=California.SanFrancisco current=10.3000002f64,voltage=219i32,phase=0.31f64 1626006833639000000"
const TelnetDemo = "stb0_0 1707095283260 4 host=host0 interface=eth0"
const JsonDemo = "{\"metric\": \"meter_current\",\"timestamp\": 1626846400,\"value\": 10.3, \"tags\": {\"groupid\": 2, \"location\": \"California.SanFrancisco\", \"id\": \"d1001\"}}"
func main() {
db, err := sql.Open("taosWS", "root:taosdata@ws(localhost:6041)/")
if err != nil {
log.Fatal(err)
}
defer db.Close()
_, err = db.Exec("create database if not exists power")
if err != nil {
log.Fatal(err)
}
s, err := schemaless.NewSchemaless(schemaless.NewConfig("ws://localhost:6041", 1,
schemaless.SetDb("power"),
schemaless.SetReadTimeout(10*time.Second),
schemaless.SetWriteTimeout(10*time.Second),
schemaless.SetUser("root"),
schemaless.SetPassword("taosdata"),
schemaless.SetErrorHandler(func(err error) {
log.Fatal(err)
}),
))
if err != nil {
panic(err)
}
err = s.Insert(LineDemo, schemaless.InfluxDBLineProtocol, "ns", 0, common.GetReqID())
if err != nil {
panic(err)
}
err = s.Insert(TelnetDemo, schemaless.OpenTSDBTelnetLineProtocol, "ms", 0, common.GetReqID())
if err != nil {
panic(err)
}
err = s.Insert(JsonDemo, schemaless.OpenTSDBJsonFormatProtocol, "ms", 0, common.GetReqID())
if err != nil {
panic(err)
}
}