package main import ( "context" "net/url" "os" "net/http" "github.com/tencentyun/cos-go-sdk-v5" "github.com/tencentyun/cos-go-sdk-v5/debug" ) func main() { u, _ := url.Parse("https://test-1253846586.cos.ap-guangzhou.myqcloud.com") b := &cos.BaseURL{BucketURL: u} c := cos.NewClient(b, &http.Client{ Transport: &cos.AuthorizationTransport{ SecretID: os.Getenv("COS_SECRETID"), SecretKey: os.Getenv("COS_SECRETKEY"), Transport: &debug.DebugRequestTransport{ RequestHeader: true, RequestBody: true, ResponseHeader: true, ResponseBody: true, }, }, }) name := "test/hello.txt" _, err := c.Object.Head(context.Background(), name, nil) if err != nil { panic(err) } }