本文介绍 Post 表单预签名的示例代码。
package main import ( "context" "fmt" "github.com/volcengine/ve-tos-golang-sdk/v2/tos" ) func checkErr(err error) { if err != nil { if serverErr, ok := err.(*tos.TosServerError); ok { fmt.Println("Error:", serverErr.Error()) fmt.Println("Request ID:", serverErr.RequestID) fmt.Println("Response Status Code:", serverErr.StatusCode) fmt.Println("Response Header:", serverErr.Header) fmt.Println("Response Err Code:", serverErr.Code) fmt.Println("Response Err Msg:", serverErr.Message) } else { fmt.Println("Error:", err) } panic(err) } } func main() { var ( accessKey = os.Getenv("TOS_ACCESS_KEY") secretKey = os.Getenv("TOS_SECRET_KEY") // Bucket 对应的 Endpoint，以华北2（北京）为例：https://tos-cn-beijing.volces.com endpoint = "https://tos-cn-beijing.volces.com" region = "cn-beijing" // 填写 BucketName bucketName = "*** Provide your bucket name ***" // 指定的 ObjectKey objectKey = "*** Provide your object key ***" ctx = context.Background() ) // 初始化客户端 client, err := tos.NewClientV2(endpoint, tos.WithRegion(region), tos.WithCredentials(tos.NewStaticCredentials(accessKey, secretKey))) checkErr(err) // 上传签名 res, err := client.PreSignedPostSignature(ctx, &tos.PreSignedPostSignatureInput{ Bucket: bucketName, Key: objectKey, Expires: 3600, }) fmt.Println("Policy:", res.Policy) fmt.Println("OriginPolicy:", res.OriginPolicy) fmt.Println("Algorithm:", res.Algorithm) fmt.Println("Credential:", res.Credential) fmt.Println("Date:", res.Date) fmt.Println("Signature:", res.Signature) }
关于 POST 表单预签名的详细信息，请参见基于浏览器上传的表单中包含签名。