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99 lines
2.5 KiB
99 lines
2.5 KiB
package main
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import (
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"context"
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"encoding/base64"
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"fmt"
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"net/http"
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"net/url"
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"os"
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"github.com/tencentyun/cos-go-sdk-v5"
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"github.com/tencentyun/cos-go-sdk-v5/debug"
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)
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func log_status(err error) {
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if err == nil {
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return
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}
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if cos.IsNotFoundError(err) {
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// WARN
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fmt.Println("WARN: Resource is not existed")
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} else if e, ok := cos.IsCOSError(err); ok {
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fmt.Printf("ERROR: Code: %v\n", e.Code)
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fmt.Printf("ERROR: Message: %v\n", e.Message)
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fmt.Printf("ERROR: Resource: %v\n", e.Resource)
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fmt.Printf("ERROR: RequestId: %v\n", e.RequestID)
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// ERROR
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} else {
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fmt.Printf("ERROR: %v\n", err)
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// ERROR
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}
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}
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func main() {
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u, _ := url.Parse("https://test-1259654469.cos.ap-guangzhou.myqcloud.com")
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b := &cos.BaseURL{BucketURL: u}
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c := cos.NewClient(b, &http.Client{
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Transport: &cos.AuthorizationTransport{
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SecretID: os.Getenv("COS_SECRETID"),
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SecretKey: os.Getenv("COS_SECRETKEY"),
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Transport: &debug.DebugRequestTransport{
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RequestHeader: true,
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// Notice when put a large file and set need the request body, might happend out of memory error.
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RequestBody: false,
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ResponseHeader: true,
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ResponseBody: false,
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},
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},
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})
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// 上传时添加盲水印
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opt := &cos.ObjectPutOptions{
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nil,
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&cos.ObjectPutHeaderOptions{
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XOptionHeader: &http.Header{},
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},
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}
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pic := &cos.PicOperations{
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IsPicInfo: 1,
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Rules: []cos.PicOperationsRules{
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{
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FileId: "format.jpg",
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Rule: "watermark/3/type/3/text/" + base64.StdEncoding.EncodeToString([]byte("testwatermark")),
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},
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},
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}
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opt.XOptionHeader.Add("Pic-Operations", cos.EncodePicOperations(pic))
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name := "test.jpg"
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local_filename := "./test.jpg"
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res, _, err := c.CI.PutFromFile(context.Background(), name, local_filename, opt)
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log_status(err)
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fmt.Printf("%+v\n", res)
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// 下载时添加盲水印
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name = "test.jpg"
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filepath := "watermark.jpg"
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_, err = c.CI.GetToFile(context.Background(), name, filepath, "watermark/3/type/3/text/"+base64.StdEncoding.EncodeToString([]byte("testwatermark")), nil)
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// 提取盲水印
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opt = &cos.ObjectPutOptions{
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nil,
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&cos.ObjectPutHeaderOptions{
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XOptionHeader: &http.Header{},
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},
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}
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pic = &cos.PicOperations{
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IsPicInfo: 1,
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Rules: []cos.PicOperationsRules{
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{
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FileId: "format2.jpg",
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Rule: "watermark/4/type/3/text/" + base64.StdEncoding.EncodeToString([]byte("testwatermark")),
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},
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},
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}
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opt.XOptionHeader.Add("Pic-Operations", cos.EncodePicOperations(pic))
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name = "test2.jpg"
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_, err = c.Object.PutFromFile(context.Background(), name, filepath, opt)
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log_status(err)
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}
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