Golang simplestreams.MetadataLookupParams类代码示例

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本文整理汇总了Golang中github.com/juju/juju/environs/simplestreams.MetadataLookupParams类的典型用法代码示例。如果您正苦于以下问题：Golang MetadataLookupParams类的具体用法？Golang MetadataLookupParams怎么用？Golang MetadataLookupParams使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了MetadataLookupParams类的3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，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: Run

func (c *ValidateImageMetadataCommand) Run(context *cmd.Context) error {
	var params *simplestreams.MetadataLookupParams

	if c.providerType == "" {
		store, err := configstore.Default()
		if err != nil {
			return err
		}
		environ, err := c.prepare(context, store)
		if err != nil {
			return err
		}
		mdLookup, ok := environ.(simplestreams.MetadataValidator)
		if !ok {
			return fmt.Errorf("%s provider does not support image metadata validation", environ.Config().Type())
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
		oes := &overrideEnvStream{environ, c.stream}
		params.Sources, err = imagemetadata.GetMetadataSources(oes)
		if err != nil {
			return err
		}
	} else {
		prov, err := environs.Provider(c.providerType)
		if err != nil {
			return err
		}
		mdLookup, ok := prov.(simplestreams.MetadataValidator)
		if !ok {
			return fmt.Errorf("%s provider does not support image metadata validation", c.providerType)
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
	}

	if c.series != "" {
		params.Series = c.series
	}
	if c.region != "" {
		params.Region = c.region
	}
	if c.endpoint != "" {
		params.Endpoint = c.endpoint
	}
	if c.metadataDir != "" {
		dir := filepath.Join(c.metadataDir, "images")
		if _, err := os.Stat(dir); err != nil {
			return err
		}
		params.Sources = []simplestreams.DataSource{
			simplestreams.NewURLDataSource(
				"local metadata directory", "file://"+dir, utils.VerifySSLHostnames),
		}
	}
	params.Stream = c.stream

	image_ids, resolveInfo, err := imagemetadata.ValidateImageMetadata(params)
	if err != nil {
		if resolveInfo != nil {
			metadata := map[string]interface{}{
				"Resolve Metadata": *resolveInfo,
			}
			if metadataYaml, yamlErr := cmd.FormatYaml(metadata); yamlErr == nil {
				err = fmt.Errorf("%v\n%v", err, string(metadataYaml))
			}
		}
		return err
	}
	if len(image_ids) > 0 {
		metadata := map[string]interface{}{
			"ImageIds":         image_ids,
			"Region":           params.Region,
			"Resolve Metadata": *resolveInfo,
		}
		c.out.Write(context, metadata)
	} else {
		var sources []string
		for _, s := range params.Sources {
			url, err := s.URL("")
			if err == nil {
				sources = append(sources, fmt.Sprintf("- %s (%s)", s.Description(), url))
			}
		}
		return fmt.Errorf(
			"no matching image ids for region %s using sources:\n%s",
			params.Region, strings.Join(sources, "\n"))
	}
	return nil
}

开发者ID:jiasir，项目名称:juju，代码行数:94，代码来源:validateimagemetadata.go

示例2: Run

func (c *validateToolsMetadataCommand) Run(context *cmd.Context) error {
	var params *simplestreams.MetadataLookupParams

	if c.providerType == "" {
		store, err := configstore.Default()
		if err != nil {
			return err
		}
		environ, err := c.prepare(context, store)
		if err == nil {
			mdLookup, ok := environ.(simplestreams.MetadataValidator)
			if !ok {
				return fmt.Errorf("%s provider does not support tools metadata validation", environ.Config().Type())
			}
			params, err = mdLookup.MetadataLookupParams(c.region)
			if err != nil {
				return err
			}
			params.Sources, err = tools.GetMetadataSources(environ)
			if err != nil {
				return err
			}
		} else {
			if c.metadataDir == "" {
				return err
			}
			params = &simplestreams.MetadataLookupParams{
				Architectures: arch.AllSupportedArches,
			}
		}
	} else {
		prov, err := environs.Provider(c.providerType)
		if err != nil {
			return err
		}
		mdLookup, ok := prov.(simplestreams.MetadataValidator)
		if !ok {
			return fmt.Errorf("%s provider does not support tools metadata validation", c.providerType)
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
	}

	if c.series != "" {
		params.Series = c.series
	}
	if c.region != "" {
		params.Region = c.region
	}
	if c.endpoint != "" {
		params.Endpoint = c.endpoint
	}
	if c.metadataDir != "" {
		if _, err := os.Stat(c.metadataDir); err != nil {
			return err
		}
		toolsURL, err := tools.ToolsURL(c.metadataDir)
		if err != nil {
			return err
		}
		params.Sources = []simplestreams.DataSource{simplestreams.NewURLDataSource(
			"local metadata directory", toolsURL, utils.VerifySSLHostnames, simplestreams.CUSTOM_CLOUD_DATA, false),
		}
	}
	params.Stream = c.stream

	versions, resolveInfo, err := tools.ValidateToolsMetadata(&tools.ToolsMetadataLookupParams{
		MetadataLookupParams: *params,
		Version:              c.exactVersion,
		Major:                c.major,
		Minor:                c.minor,
	})
	if err != nil {
		if resolveInfo != nil {
			metadata := map[string]interface{}{
				"Resolve Metadata": *resolveInfo,
			}
			if metadataYaml, yamlErr := cmd.FormatYaml(metadata); yamlErr == nil {
				err = fmt.Errorf("%v\n%v", err, string(metadataYaml))
			}
		}
		return err
	}

	if len(versions) > 0 {
		metadata := map[string]interface{}{
			"Matching Tools Versions": versions,
			"Resolve Metadata":        *resolveInfo,
		}
		c.out.Write(context, metadata)
	} else {
		var sources []string
		for _, s := range params.Sources {
			url, err := s.URL("")
			if err == nil {
				sources = append(sources, fmt.Sprintf("- %s (%s)", s.Description(), url))
			}
		}
//.........这里部分代码省略.........

开发者ID:exekias，项目名称:juju，代码行数:101，代码来源:validatetoolsmetadata.go

示例3: Run

func (c *validateToolsMetadataCommand) Run(context *cmd.Context) error {
	var params *simplestreams.MetadataLookupParams

	if c.providerType == "" {
		environ, err := c.prepare(context)
		if err == nil {
			mdLookup, ok := environ.(simplestreams.MetadataValidator)
			if !ok {
				return errors.Errorf("%s provider does not support tools metadata validation", environ.Config().Type())
			}
			params, err = mdLookup.MetadataLookupParams(c.region)
			if err != nil {
				return err
			}
			params.Sources, err = tools.GetMetadataSources(environ)
			if err != nil {
				return err
			}
		} else {
			if c.metadataDir == "" {
				return err
			}
			params = &simplestreams.MetadataLookupParams{}
		}
	} else {
		prov, err := environs.Provider(c.providerType)
		if err != nil {
			return err
		}
		mdLookup, ok := prov.(simplestreams.MetadataValidator)
		if !ok {
			return errors.Errorf("%s provider does not support tools metadata validation", c.providerType)
		}
		params, err = mdLookup.MetadataLookupParams(c.region)
		if err != nil {
			return err
		}
	}

	if len(params.Architectures) == 0 {
		params.Architectures = arch.AllSupportedArches
	}

	if c.series != "" {
		params.Series = c.series
	}
	if c.region != "" {
		params.Region = c.region
	}
	if c.endpoint != "" {
		params.Endpoint = c.endpoint
	}
	if c.metadataDir != "" {
		if _, err := os.Stat(c.metadataDir); err != nil {
			return err
		}
		toolsURL, err := tools.ToolsURL(c.metadataDir)
		if err != nil {
			return err
		}
		params.Sources = toolsDataSources(toolsURL)
	}
	params.Stream = c.stream

	versions, resolveInfo, err := tools.ValidateToolsMetadata(&tools.ToolsMetadataLookupParams{
		MetadataLookupParams: *params,
		Version:              c.exactVersion,
		Major:                c.major,
		Minor:                c.minor,
	})
	if err != nil {
		if resolveInfo != nil {
			metadata := map[string]interface{}{
				"Resolve Metadata": *resolveInfo,
			}
			buff := &bytes.Buffer{}
			if yamlErr := cmd.FormatYaml(buff, metadata); yamlErr == nil {
				err = errors.Errorf("%v\n%v", err, buff.String())
			}
		}
		return err
	}

	if len(versions) > 0 {
		metadata := map[string]interface{}{
			"Matching Tools Versions": versions,
			"Resolve Metadata":        *resolveInfo,
		}
		c.out.Write(context, metadata)
	} else {
		var sources []string
		for _, s := range params.Sources {
			url, err := s.URL("")
			if err == nil {
				sources = append(sources, fmt.Sprintf("- %s (%s)", s.Description(), url))
			}
		}
		return errors.Errorf("no matching tools using sources:\n%s", strings.Join(sources, "\n"))
	}
	return nil
//.........这里部分代码省略.........

开发者ID:bac，项目名称:juju，代码行数:101，代码来源:validatetoolsmetadata.go

注：本文中的github.com/juju/juju/environs/simplestreams.MetadataLookupParams类示例整理自Github/MSDocs等源码及文档管理平台，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。