Golang NewDownloader 예제들

예제 #1

파일: context.go 프로젝트: sromberg/aptly

// Downloader returns instance of current downloader
func (context *AptlyContext) Downloader() aptly.Downloader {
	if context.downloader == nil {
		context.downloader = http.NewDownloader(context.Config().DownloadConcurrency, context.Progress())
	}

	return context.downloader
}

예제 #2

파일: context.go 프로젝트: seryl/aptly

// Downloader returns instance of current downloader
func (context *AptlyContext) Downloader() aptly.Downloader {
	if context.downloader == nil {
		var downloadLimit int64
		limitFlag := context.flags.Lookup("download-limit")
		if limitFlag != nil {
			downloadLimit = limitFlag.Value.Get().(int64)
		}
		if downloadLimit == 0 {
			downloadLimit = context.Config().DownloadLimit
		}
		context.downloader = http.NewDownloader(context.Config().DownloadConcurrency,
			downloadLimit*1024, context.Progress())
	}

	return context.downloader
}

예제 #3

파일: context.go 프로젝트: hdonnay/aptly

// InitContext initializes context with default settings
func InitContext(cmd *commander.Command) error {
	var err error

	context.dependencyOptions = 0
	if utils.Config.DepFollowSuggests || cmd.Flag.Lookup("dep-follow-suggests").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowSuggests
	}
	if utils.Config.DepFollowRecommends || cmd.Flag.Lookup("dep-follow-recommends").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowRecommends
	}
	if utils.Config.DepFollowAllVariants || cmd.Flag.Lookup("dep-follow-all-variants").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowAllVariants
	}
	if utils.Config.DepFollowSource || cmd.Flag.Lookup("dep-follow-source").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowSource
	}

	context.architecturesList = utils.Config.Architectures
	optionArchitectures := cmd.Flag.Lookup("architectures").Value.String()
	if optionArchitectures != "" {
		context.architecturesList = strings.Split(optionArchitectures, ",")
	}

	context.progress = console.NewProgress()
	context.progress.Start()

	context.downloader = http.NewDownloader(utils.Config.DownloadConcurrency, context.progress)

	context.database, err = database.OpenDB(filepath.Join(utils.Config.RootDir, "db"))
	if err != nil {
		return fmt.Errorf("can't open database: %s", err)
	}

	context.packagePool = files.NewPackagePool(utils.Config.RootDir)
	context.publishedStorage = files.NewPublishedStorage(utils.Config.RootDir)

	return nil
}

예제 #4

파일: context.go 프로젝트: johntdyer/golang-devops-stuff

// InitContext initializes context with default settings
func InitContext(cmd *commander.Command) error {
	var err error

	context.dependencyOptions = 0
	if utils.Config.DepFollowSuggests || cmd.Flag.Lookup("dep-follow-suggests").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowSuggests
	}
	if utils.Config.DepFollowRecommends || cmd.Flag.Lookup("dep-follow-recommends").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowRecommends
	}
	if utils.Config.DepFollowAllVariants || cmd.Flag.Lookup("dep-follow-all-variants").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowAllVariants
	}
	if utils.Config.DepFollowSource || cmd.Flag.Lookup("dep-follow-source").Value.Get().(bool) {
		context.dependencyOptions |= debian.DepFollowSource
	}

	context.architecturesList = utils.Config.Architectures
	optionArchitectures := cmd.Flag.Lookup("architectures").Value.String()
	if optionArchitectures != "" {
		context.architecturesList = strings.Split(optionArchitectures, ",")
	}

	context.progress = console.NewProgress()
	context.progress.Start()

	context.downloader = http.NewDownloader(utils.Config.DownloadConcurrency, context.progress)

	context.database, err = database.OpenDB(filepath.Join(utils.Config.RootDir, "db"))
	if err != nil {
		return fmt.Errorf("can't open database: %s", err)
	}

	context.packagePool = files.NewPackagePool(utils.Config.RootDir)
	context.publishedStorage = files.NewPublishedStorage(utils.Config.RootDir)

	if aptly.EnableDebug {
		cpuprofile := cmd.Flag.Lookup("cpuprofile").Value.String()
		if cpuprofile != "" {
			context.fileCPUProfile, err = os.Create(cpuprofile)
			if err != nil {
				return err
			}
			pprof.StartCPUProfile(context.fileCPUProfile)
		}

		memprofile := cmd.Flag.Lookup("memprofile").Value.String()
		if memprofile != "" {
			context.fileMemProfile, err = os.Create(memprofile)
			if err != nil {
				return err
			}
		}

		memstats := cmd.Flag.Lookup("memstats").Value.String()
		if memstats != "" {
			interval := cmd.Flag.Lookup("meminterval").Value.Get().(time.Duration)

			context.fileMemStats, err = os.Create(memstats)
			if err != nil {
				return err
			}

			context.fileMemStats.WriteString("# Time\tHeapSys\tHeapAlloc\tHeapIdle\tHeapReleased\n")

			go func() {
				var stats runtime.MemStats

				start := time.Now().UnixNano()

				for {
					runtime.ReadMemStats(&stats)
					if context.fileMemStats != nil {
						context.fileMemStats.WriteString(fmt.Sprintf("%d\t%d\t%d\t%d\t%d\n",
							(time.Now().UnixNano()-start)/1000000, stats.HeapSys, stats.HeapAlloc, stats.HeapIdle, stats.HeapReleased))
						time.Sleep(interval)
					} else {
						break
					}
				}
			}()
		}
	}

	return nil
}