Example #1
0
// selectSourceDatasource returns a storage reader based on the source setting.
func selectSourceDatasource(syncContext *SyncContext) (simplestreams.DataSource, error) {
	source := syncContext.Source
	if source == "" {
		source = envtools.DefaultBaseURL
	}
	sourceURL, err := envtools.ToolsURL(source)
	if err != nil {
		return nil, err
	}
	logger.Infof("using sync tools source: %v", sourceURL)
	return simplestreams.NewURLDataSource("sync tools source", sourceURL, utils.VerifySSLHostnames), nil
}
Example #2
0
func (s *URLsSuite) TestToolsURL(c *gc.C) {
	for source, expected := range map[string]string{
		"":           "",
		"foo":        "file://foo/tools",
		"/home/foo":  "file:///home/foo/tools",
		"file://foo": "file://foo",
		"http://foo": "http://foo",
	} {
		URL, err := tools.ToolsURL(source)
		c.Assert(err, gc.IsNil)
		c.Assert(URL, gc.Equals, expected)
	}
}
Example #3
0
func (c *ToolsMetadataCommand) Run(context *cmd.Context) error {
	loggo.RegisterWriter("toolsmetadata", cmd.NewCommandLogWriter("juju.environs.tools", context.Stdout, context.Stderr), loggo.INFO)
	defer loggo.RemoveWriter("toolsmetadata")
	if c.metadataDir == "" {
		c.metadataDir = osenv.JujuHome()
	} else {
		c.metadataDir = context.AbsPath(c.metadataDir)
	}

	sourceStorage, err := filestorage.NewFileStorageReader(c.metadataDir)
	if err != nil {
		return err
	}
	fmt.Fprintf(context.Stdout, "Finding tools in %s\n", c.metadataDir)
	const minorVersion = -1
	toolsList, err := envtools.ReadList(sourceStorage, version.Current.Major, minorVersion)
	if err == envtools.ErrNoTools {
		var source string
		source, err = envtools.ToolsURL(envtools.DefaultBaseURL)
		if err != nil {
			return err
		}
		sourceDataSource := simplestreams.NewURLDataSource("local source", source, utils.VerifySSLHostnames)
		toolsList, err = envtools.FindToolsForCloud(
			[]simplestreams.DataSource{sourceDataSource}, simplestreams.CloudSpec{},
			version.Current.Major, minorVersion, coretools.Filter{})
	}
	if err != nil {
		return err
	}

	targetStorage, err := filestorage.NewFileStorageWriter(c.metadataDir)
	if err != nil {
		return err
	}
	writeMirrors := envtools.DoNotWriteMirrors
	if c.public {
		writeMirrors = envtools.WriteMirrors
	}
	return mergeAndWriteMetadata(targetStorage, toolsList, writeMirrors)
}
Example #4
0
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 := environs.PrepareFromName(c.EnvName, 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),
		}
	}

	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))
			}
		}
		return fmt.Errorf("no matching tools using sources:\n%s", strings.Join(sources, "\n"))
	}
	return nil
}