cfe839a0cd
Lot of TODOs. But it should be good enough for anyone who wants to try it out. Marked experimental. Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
108 lines
2.6 KiB
Go
108 lines
2.6 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"flag"
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"fmt"
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"github.com/SeanDolphin/bqschema"
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"github.com/google/cadvisor/storage/bigquery/client"
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"time"
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)
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type container struct {
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Name string `json:"name"`
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CpuUsage uint64 `json:"cpuusage,omitempty"`
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MemoryUsage uint64 `json:"memoryusage,omitempty"`
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NetworkUsage uint64 `json:"networkusage,omitempty"`
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Timestamp time.Time `json:"timestamp"`
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}
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func main() {
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flag.Parse()
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c, err := client.NewClient()
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if err != nil {
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fmt.Printf("Failed to connect to bigquery\n")
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panic(err)
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}
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c.PrintDatasets()
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// Create a new dataset.
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err = c.CreateDataset("sampledataset")
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if err != nil {
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fmt.Printf("Failed to create dataset %v\n", err)
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panic(err)
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}
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// Create a new table
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containerData := container{
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Name: "test_container",
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CpuUsage: 123456,
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MemoryUsage: 1024,
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NetworkUsage: 9046,
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Timestamp: time.Now(),
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}
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schema, err := bqschema.ToSchema(containerData)
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if err != nil {
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fmt.Printf("Failed to create schema")
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panic(err)
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}
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err = c.CreateTable("sampletable", schema)
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if err != nil {
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fmt.Printf("Failed to create table")
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panic(err)
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}
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// Add Data
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m := make(map[string]interface{})
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t := time.Now()
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for i := 0; i < 10; i++ {
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m["Name"] = containerData.Name
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m["CpuUsage"] = containerData.CpuUsage + uint64(i*100)
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m["MemoryUsage"] = containerData.MemoryUsage - uint64(i*10)
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m["NetworkUsage"] = containerData.NetworkUsage + uint64(i*10)
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m["Timestamp"] = t.Add(time.Duration(i) * time.Second)
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err = c.InsertRow(m)
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if err != nil {
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fmt.Printf("Failed to insert row")
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panic(err)
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}
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}
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// Query
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tableName, err := c.GetTableName()
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if err != nil {
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fmt.Printf("table not set")
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panic(err)
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}
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query := "SELECT * FROM " + tableName + " ORDER BY Timestamp LIMIT 100"
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header, rows, err := c.Query(query)
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if err != nil {
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fmt.Printf("Failed query")
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panic(err)
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}
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fmt.Printf("Headers: %v", header)
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for _, row := range rows {
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for i, val := range row {
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fmt.Printf("%s:%v ", header[i], val)
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}
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fmt.Printf("\n")
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}
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}
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