Skip to content
Permalink
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
86 lines (73 sloc) 2.4 KB
// Copyright 2018-2019 The logrange Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"fmt"
"github.com/logrange/logrange/api"
"github.com/logrange/logrange/api/rpc"
"github.com/logrange/range/pkg/transport"
"time"
)
func main() {
// Creating rpc.Client using standard transport settings
client, err := rpc.NewClient(transport.Config{
ListenAddr: "127.0.0.1:9966",
})
if err != nil {
fmt.Println("could not create client err=", err)
return
}
defer client.Close()
// preparing records
recs := []*api.LogEvent{
{
Timestamp: time.Now().UnixNano(),
Message: "Hello Logrange, first message",
}, {
Timestamp: time.Now().UnixNano(),
Message: "Hello Logrange, second message",
},
}
// Ingesting the recs into the partition with one tag "partition=testWrite", and apply
// the fields values "custField=test" to all records from the recs
var wr api.WriteResult
err = client.Write(context.Background(), "partition=testWrite", "custField=test",
recs, &wr)
if err != nil {
fmt.Println("could not send data to the server. err=", err)
return
}
if wr.Err != nil {
fmt.Println("server could not write the records and it returned the error err=", wr.Err)
return
}
fmt.Println(len(recs), " records were successfully written. Try to see what is there now by 'SELECT FROM partition=testWrite'")
// Read records from the table now
var qr api.QueryResult
err = client.Query(context.Background(), &api.QueryRequest{Query: "SELECT FROM partition=testWrite", Limit: 100}, &qr)
if err != nil {
fmt.Println("could not execute query request. err=", err)
return
}
if qr.Err != nil {
fmt.Println("server could not read the records and it returned the error err=", qr.Err)
return
}
fmt.Println("Query result=", qr.String())
for i, ev := range qr.Events {
ts := time.Unix(0, ev.Timestamp)
fmt.Println(i, ": ts=", ts, ", msg=", ev.Message)
}
}
You can’t perform that action at this time.