Go SDK快速入门

package main

import (
	"fmt"
	"log"
	"math/rand"
	"os"
	"time"

	sls "github.com/aliyun/aliyun-log-go-sdk"
	"github.com/gogo/protobuf/proto"
)

func main() {
	// 日志服务的服务入口。此处以杭州为例，其它地域请根据实际情况填写。
	Endpoint := "cn-hangzhou.log.aliyuncs.com"

	// 本示例从环境变量中获取AccessKey ID和AccessKey Secret。
	AccessKeyId := os.Getenv("ALIBABA_CLOUD_ACCESS_KEY_ID")
	AccessKeySecret := os.Getenv("ALIBABA_CLOUD_ACCESS_KEY_SECRET")
	// RAM用户角色的临时安全令牌。此处取值为空，表示不使用临时安全令牌。
	SecurityToken := ""
	// 创建日志服务Client。
	provider := sls.NewStaticCredentialsProvider(AccessKeyId, AccessKeySecret, SecurityToken)
	client := sls.CreateNormalInterfaceV2(Endpoint, provider)

	// 创建Project。
	ProjectName := "aliyun-test-project"
	Description := "test"
	project, err := client.CreateProject(ProjectName, Description)
	if err != nil {
		if e, ok := err.(*sls.Error); ok && e.Code == "ProjectAlreadyExist" {
			log.Printf("Project : %s already created or has an global name conflict in Aliyun scope", ProjectName)
		} else {
			log.Fatalf("Create project : %s failed %v", ProjectName, err)
			os.Exit(1)
		}
	} else {
		log.Printf("Project : %s created successfully", project.Name)
		time.Sleep(60 * time.Second)
	}

	// 创建LogStore。
	LogStoreName := "aliyun-test-logstore"
	err = client.CreateLogStore(ProjectName, LogStoreName, 3, 2, true, 6)
	if err != nil {
		if e, ok := err.(*sls.Error); ok && e.Code == "LogStoreAlreadyExist" {
			log.Printf("Logstore : %s already created", LogStoreName)
		} else {
			log.Fatalf("Create LogStore : %s failed %v", LogStoreName, err)
			os.Exit(1)
		}
	} else {
		log.Printf("Create logstore : %v successfully", LogStoreName)
		time.Sleep(10 * time.Second)
	}

	// 为Logstore创建索引。
	index := sls.Index{
		// 字段索引。
		Keys: map[string]sls.IndexKey{
			"col_0": {
				Token:         []string{" "},
				CaseSensitive: false,
				Type:          "long",
			},
			"col_1": {
				Token:         []string{",", ":", " "},
				CaseSensitive: false,
				Type:          "text",
			},
		},
		// 全文索引。
		Line: &sls.IndexLine{
			Token:         []string{",", ":", " "},
			CaseSensitive: false,
			IncludeKeys:   []string{},
			ExcludeKeys:   []string{},
		},
	}
	err = client.CreateIndex(ProjectName, LogStoreName, index)
	if err != nil {
		if e, ok := err.(*sls.Error); ok && e.Code == "IndexAlreadyExist" {
			log.Printf("Index : already created")
		} else {
			log.Fatalf("Create Index failed %v", err)
			os.Exit(1)
		}
	} else {
		log.Println("CreateIndex success")
		time.Sleep(60 * time.Second)
	}

	// 向Logstore写入数据。
	for loggroupIdx := 0; loggroupIdx < 10; loggroupIdx++ {
		logs := []*sls.Log{}
		for logIdx := 0; logIdx < 100; logIdx++ {
			content := []*sls.LogContent{}
			for colIdx := 0; colIdx < 10; colIdx++ {
				if colIdx == 0 {
					content = append(content, &sls.LogContent{
						Key:   proto.String(fmt.Sprintf("col_%d", colIdx)),
						Value: proto.String(fmt.Sprintf("%d", rand.Intn(10000000))),
					})
				} else {
					content = append(content, &sls.LogContent{
						Key:   proto.String(fmt.Sprintf("col_%d", colIdx)),
						Value: proto.String(fmt.Sprintf("loggroup idx: %d, log idx: %d, col idx: %d, value: %d", loggroupIdx, logIdx, colIdx, rand.Intn(10000000))),
					})
				}
			}
			log := &sls.Log{
				Time:     proto.Uint32(uint32(time.Now().Unix())),
				Contents: content,
			}
			logs = append(logs, log)
		}
		loggroup := &sls.LogGroup{
			Topic:  proto.String("test"),
			Source: proto.String("203.0.113.10"),
			Logs:   logs,
		}

		err = client.PutLogs(ProjectName, LogStoreName, loggroup)
		if err != nil {
			log.Fatalf("PutLogs failed %v", err)
			os.Exit(1)
		}
		log.Println("PutLogs success")
		time.Sleep(time.Second)
	}

	// 通过SQL查询日志。
	// 当语句仅含查询语句时，line、offset、reverse取值有效。line为每次获取的最大日志条数，最大值为100，offset为起始位置。通过line与offset参数可以实现翻页效果。
	// 例如首次查询line=100、offset=0, 第二次查询line = 100、offset=100。
	// 当语句包含分析语句时，line、offset、reverse取值无效，以分析语句的limit、offset、order by子句为准，此时建议line、offset、reverse填写0、0、false（其他值会报错）。
	// 更多信息，请参见分页显示查询分析结果。
	response, err := client.GetLogs(ProjectName, LogStoreName, "test", time.Now().Unix()-1800, time.Now().Unix(), "* and col_0 > 9000000", 100, 1, true)
	if err != nil {
		log.Fatalf("GetLogs failed %v", err)
		os.Exit(1)
	}
	log.Printf("Get %d logs", response.Count)
	logs := response.Logs
	for i := range logs {
		for k, v := range logs[i] {
			log.Printf("key: %s, value: %s", k, v)
		}
		log.Println("======")
	}
}