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example.go
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example.go
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// Copyright 2014 Google Inc. All Rights Reserved.
//
// 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 (
"flag"
"fmt"
"time"
"github.com/SeanDolphin/bqschema"
"github.com/google/cadvisor/storage/bigquery/client"
)
type container struct {
Name string `json:"name"`
CpuUsage uint64 `json:"cpuusage,omitempty"`
MemoryUsage uint64 `json:"memoryusage,omitempty"`
NetworkUsage uint64 `json:"networkusage,omitempty"`
Timestamp time.Time `json:"timestamp"`
}
func main() {
flag.Parse()
c, err := client.NewClient()
if err != nil {
fmt.Printf("Failed to connect to bigquery\n")
panic(err)
}
c.PrintDatasets()
// Create a new dataset.
err = c.CreateDataset("sampledataset")
if err != nil {
fmt.Printf("Failed to create dataset %v\n", err)
panic(err)
}
// Create a new table
containerData := container{
Name: "test_container",
CpuUsage: 123456,
MemoryUsage: 1024,
NetworkUsage: 9046,
Timestamp: time.Now(),
}
schema, err := bqschema.ToSchema(containerData)
if err != nil {
fmt.Printf("Failed to create schema")
panic(err)
}
err = c.CreateTable("sampletable", schema)
if err != nil {
fmt.Printf("Failed to create table")
panic(err)
}
// Add Data
m := make(map[string]interface{})
t := time.Now()
for i := 0; i < 10; i++ {
m["Name"] = containerData.Name
m["CpuUsage"] = containerData.CpuUsage + uint64(i*100)
m["MemoryUsage"] = containerData.MemoryUsage - uint64(i*10)
m["NetworkUsage"] = containerData.NetworkUsage + uint64(i*10)
m["Timestamp"] = t.Add(time.Duration(i) * time.Second)
err = c.InsertRow(m)
if err != nil {
fmt.Printf("Failed to insert row")
panic(err)
}
}
}