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Golang PutPolicy.InsertOnly方法代码示例

本文整理汇总了Golang中github.com/qiniu/api/rs.PutPolicy.InsertOnly方法的典型用法代码示例。如果您正苦于以下问题:Golang PutPolicy.InsertOnly方法的具体用法?Golang PutPolicy.InsertOnly怎么用?Golang PutPolicy.InsertOnly使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在github.com/qiniu/api/rs.PutPolicy的用法示例。


在下文中一共展示了PutPolicy.InsertOnly方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: QiniuUpload


//.........这里部分代码省略.........
			cacheFname := items[0]
			cacheFlmd, _ := strconv.Atoi(items[2])
			uploadFileKey := cacheFname
			if uploadConfig.IgnoreDir {
				if i := strings.LastIndex(uploadFileKey, pathSep); i != -1 {
					uploadFileKey = uploadFileKey[i+1:]
				}
			}
			if uploadConfig.KeyPrefix != "" {
				uploadFileKey = strings.Join([]string{uploadConfig.KeyPrefix, uploadFileKey}, "")
			}
			//convert \ to / under windows
			if runtime.GOOS == "windows" {
				uploadFileKey = strings.Replace(uploadFileKey, "\\", "/", -1)
			}
			cacheFilePath := strings.Join([]string{uploadConfig.SrcDir, cacheFname}, pathSep)
			fstat, err := os.Stat(cacheFilePath)
			if err != nil {
				log.Error(fmt.Sprintf("Error stat local file `%s' due to `%s'", cacheFilePath, err))
				return
			}
			fsize := fstat.Size()

			//check leveldb
			currentFileCount += 1
			ldbKey := fmt.Sprintf("%s => %s", cacheFilePath, uploadFileKey)
			log.Debug(fmt.Sprintf("Checking %s ...", ldbKey))
			//check last modified
			ldbFlmd, err := ldb.Get([]byte(ldbKey), nil)
			flmd, _ := strconv.Atoi(string(ldbFlmd))
			//not exist, return ErrNotFound
			if err == nil && cacheFlmd == flmd {
				continue
			}

			fmt.Print("\033[2K\r")
			fmt.Printf("Uploading %s (%d/%d, %.1f%%) ...", ldbKey, currentFileCount, totalFileCount,
				float32(currentFileCount)*100/float32(totalFileCount))
			os.Stdout.Sync()
			rsClient := rs.New(&mac)
			//worker
			upCounter += 1
			if upCounter%threadThreshold == 0 {
				upWorkGroup.Wait()
			}
			upWorkGroup.Add(1)
			go func() {
				defer upWorkGroup.Done()
				//check exists
				if uploadConfig.CheckExists {
					rsEntry, checkErr := rsClient.Stat(nil, uploadConfig.Bucket, uploadFileKey)
					if checkErr != nil {
						log.Error(fmt.Sprintf("Stat `%s' error due to `%s'", uploadFileKey, checkErr))
						return
					} else if rsEntry.Fsize == fsize {
						log.Debug("File already exists in bucket, ignore this upload")
						return
					}
				}
				//upload
				policy := rs.PutPolicy{}
				policy.Scope = uploadConfig.Bucket
				if uploadConfig.Overwrite {
					policy.Scope = uploadConfig.Bucket + ":" + uploadFileKey
					policy.InsertOnly = 0
				}
				policy.Expires = 24 * 3600
				uptoken := policy.Token(&mac)
				if fsize > PUT_THRESHOLD {
					putRet := rio.PutRet{}
					err := rio.PutFile(nil, &putRet, uptoken, uploadFileKey, cacheFilePath, nil)
					if err != nil {
						log.Error(fmt.Sprintf("Put file `%s' => `%s' failed due to `%s'", cacheFilePath, uploadFileKey, err))
					} else {
						perr := ldb.Put([]byte(ldbKey), []byte("Y"), &ldbWOpt)
						if perr != nil {
							log.Error(fmt.Sprintf("Put key `%s' into leveldb error due to `%s'", ldbKey, perr))
						}
					}
				} else {
					putRet := fio.PutRet{}
					err := fio.PutFile(nil, &putRet, uptoken, uploadFileKey, cacheFilePath, nil)
					if err != nil {
						log.Error(fmt.Sprintf("Put file `%s' => `%s' failed due to `%s'", cacheFilePath, uploadFileKey, err))
					} else {
						perr := ldb.Put([]byte(ldbKey), []byte(strconv.Itoa(cacheFlmd)), &ldbWOpt)
						if perr != nil {
							log.Error(fmt.Sprintf("Put key `%s' into leveldb error due to `%s'", ldbKey, perr))
						}
					}
				}
			}()
		} else {
			log.Error(fmt.Sprintf("Error cache line `%s'", line))
		}
	}
	upWorkGroup.Wait()
	fmt.Println()
	fmt.Println("Upload done!")
}
开发者ID:joozo-gexia,项目名称:qshell,代码行数:101,代码来源:qupload.go


注:本文中的github.com/qiniu/api/rs.PutPolicy.InsertOnly方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。