Exemplo n.º 1
0
func (s *simplestreamsSuite) TestGetMirrorMetadata(c *gc.C) {
	for i, t := range getMirrorTests {
		c.Logf("test %d", i)
		if t.region == "" {
			t.region = "us-east-2"
		}
		if t.endpoint == "" {
			t.endpoint = "https://ec2.us-east-2.amazonaws.com"
		}
		cloud := simplestreams.CloudSpec{t.region, t.endpoint}
		params := simplestreams.ValueParams{
			DataType:        "content-download",
			MirrorContentId: "com.ubuntu.juju:released:tools",
		}
		indexRef, err := simplestreams.GetIndexWithFormat(
			s.Source, s.IndexPath(), sstesting.Index_v1, s.RequireSigned, cloud, params)
		if !c.Check(err, gc.IsNil) {
			continue
		}
		if t.err != "" {
			c.Check(err, gc.ErrorMatches, t.err)
			continue
		}
		if !c.Check(err, gc.IsNil) {
			continue
		}
		mirrorURL, err := indexRef.Source.URL("")
		if !c.Check(err, gc.IsNil) {
			continue
		}
		c.Check(mirrorURL, gc.Equals, t.mirrorURL)
		c.Check(indexRef.MirroredProductsPath, gc.Equals, t.path)
	}
}
Exemplo n.º 2
0
// ParseMetadataFromStorage loads ImageMetadata from the specified storage reader.
func ParseMetadataFromStorage(c *gc.C, stor storage.StorageReader) []*imagemetadata.ImageMetadata {
	source := storage.NewStorageSimpleStreamsDataSource("test storage reader", stor, "images")

	// Find the simplestreams index file.
	params := simplestreams.ValueParams{
		DataType:      "image-ids",
		ValueTemplate: imagemetadata.ImageMetadata{},
	}
	const requireSigned = false
	indexPath := simplestreams.UnsignedIndex
	indexRef, err := simplestreams.GetIndexWithFormat(
		source, indexPath, "index:1.0", requireSigned, simplestreams.CloudSpec{}, params)
	c.Assert(err, gc.IsNil)
	c.Assert(indexRef.Indexes, gc.HasLen, 1)

	imageIndexMetadata := indexRef.Indexes["com.ubuntu.cloud:custom"]
	c.Assert(imageIndexMetadata, gc.NotNil)

	// Read the products file contents.
	r, err := stor.Get(path.Join("images", imageIndexMetadata.ProductsFilePath))
	defer r.Close()
	c.Assert(err, gc.IsNil)
	data, err := ioutil.ReadAll(r)
	c.Assert(err, gc.IsNil)

	// Parse the products file metadata.
	url, err := source.URL(imageIndexMetadata.ProductsFilePath)
	c.Assert(err, gc.IsNil)
	cloudMetadata, err := simplestreams.ParseCloudMetadata(data, "products:1.0", url, imagemetadata.ImageMetadata{})
	c.Assert(err, gc.IsNil)

	// Collate the metadata.
	imageMetadataMap := make(map[string]*imagemetadata.ImageMetadata)
	var expectedProductIds set.Strings
	var imageVersions set.Strings
	for _, mc := range cloudMetadata.Products {
		for _, items := range mc.Items {
			for key, item := range items.Items {
				imageMetadata := item.(*imagemetadata.ImageMetadata)
				imageMetadataMap[key] = imageMetadata
				imageVersions.Add(key)
				productId := fmt.Sprintf("com.ubuntu.cloud:server:%s:%s", mc.Version, imageMetadata.Arch)
				expectedProductIds.Add(productId)
			}
		}
	}

	// Make sure index's product IDs are all represented in the products metadata.
	sort.Strings(imageIndexMetadata.ProductIds)
	c.Assert(imageIndexMetadata.ProductIds, gc.DeepEquals, expectedProductIds.SortedValues())

	imageMetadata := make([]*imagemetadata.ImageMetadata, len(imageMetadataMap))
	for i, key := range imageVersions.SortedValues() {
		imageMetadata[i] = imageMetadataMap[key]
	}
	return imageMetadata
}
Exemplo n.º 3
0
// ParseMetadataFromStorage loads ToolsMetadata from the specified storage reader.
func ParseMetadataFromStorage(c *gc.C, stor storage.StorageReader, expectMirrors bool) []*tools.ToolsMetadata {
	source := storage.NewStorageSimpleStreamsDataSource("test storage reader", stor, "tools")
	params := simplestreams.ValueParams{
		DataType:      tools.ContentDownload,
		ValueTemplate: tools.ToolsMetadata{},
	}

	const requireSigned = false
	indexPath := simplestreams.UnsignedIndex
	indexRef, err := simplestreams.GetIndexWithFormat(
		source, indexPath, "index:1.0", requireSigned, simplestreams.CloudSpec{}, params)
	c.Assert(err, gc.IsNil)
	c.Assert(indexRef.Indexes, gc.HasLen, 1)

	toolsIndexMetadata := indexRef.Indexes["com.ubuntu.juju:released:tools"]
	c.Assert(toolsIndexMetadata, gc.NotNil)

	// Read the products file contents.
	r, err := stor.Get(path.Join("tools", toolsIndexMetadata.ProductsFilePath))
	defer r.Close()
	c.Assert(err, gc.IsNil)
	data, err := ioutil.ReadAll(r)
	c.Assert(err, gc.IsNil)

	url, err := source.URL(toolsIndexMetadata.ProductsFilePath)
	c.Assert(err, gc.IsNil)
	cloudMetadata, err := simplestreams.ParseCloudMetadata(data, "products:1.0", url, tools.ToolsMetadata{})
	c.Assert(err, gc.IsNil)

	toolsMetadataMap := make(map[string]*tools.ToolsMetadata)
	var expectedProductIds set.Strings
	var toolsVersions set.Strings
	for _, mc := range cloudMetadata.Products {
		for _, items := range mc.Items {
			for key, item := range items.Items {
				toolsMetadata := item.(*tools.ToolsMetadata)
				toolsMetadataMap[key] = toolsMetadata
				toolsVersions.Add(key)
				seriesVersion, err := ubuntu.SeriesVersion(toolsMetadata.Release)
				c.Assert(err, gc.IsNil)
				productId := fmt.Sprintf("com.ubuntu.juju:%s:%s", seriesVersion, toolsMetadata.Arch)
				expectedProductIds.Add(productId)
			}
		}
	}

	// Make sure index's product IDs are all represented in the products metadata.
	sort.Strings(toolsIndexMetadata.ProductIds)
	c.Assert(toolsIndexMetadata.ProductIds, gc.DeepEquals, expectedProductIds.SortedValues())

	toolsMetadata := make([]*tools.ToolsMetadata, len(toolsMetadataMap))
	for i, key := range toolsVersions.SortedValues() {
		toolsMetadata[i] = toolsMetadataMap[key]
	}

	if expectMirrors {
		r, err = stor.Get(path.Join("tools", simplestreams.UnsignedMirror))
		defer r.Close()
		c.Assert(err, gc.IsNil)
		data, err = ioutil.ReadAll(r)
		c.Assert(err, gc.IsNil)
		c.Assert(string(data), jc.Contains, `"mirrors":`)
		c.Assert(err, gc.IsNil)
	}
	return toolsMetadata
}