mirror of
https://github.com/Quiq/docker-registry-ui.git
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Support V2 Manifest Lists (#45)
* Support V2 Manifest Lists * Fix breadcrumb navigation for digest tags * Support BuildX cache images & display extended attributes of manifests
This commit is contained in:
Christoph Honal
GitHub
parent
ee38e35ba6
commit
905e760956
33
main.go
33
main.go
@ -210,9 +210,15 @@ func (a *apiClient) viewTagInfo(c echo.Context) error {
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}
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sha256, infoV1, infoV2 := a.client.TagInfo(repoPath, tag, false)
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if infoV1 == "" || infoV2 == "" {
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manifests := a.client.Manifests(repoPath, tag)
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if (infoV1 == "" || infoV2 == "") && len(manifests) == 0 {
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return c.Redirect(http.StatusSeeOther, fmt.Sprintf("%s/%s/%s", a.config.BasePath, namespace, repo))
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}
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isListOnly := (infoV1 == "" && infoV2 == "")
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newRepoPath := gjson.Get(infoV1, "name").String()
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if newRepoPath != "" {
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repoPath = newRepoPath
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}
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var imageSize int64
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if gjson.Get(infoV2, "layers").Exists() {
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@ -243,17 +249,38 @@ func (a *apiClient) viewTagInfo(c echo.Context) error {
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layersCount = len(gjson.Get(infoV1, "fsLayers").Array())
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}
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isDigest := strings.HasPrefix(tag, "sha256:")
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var digests []map[string]interface{}
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for _, s := range manifests {
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r, _ := gjson.Parse(s.String()).Value().(map[string]interface{})
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if s.Get("mediaType").String() == "application/vnd.docker.distribution.manifest.v2+json" {
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_, _, dInfo := a.client.TagInfo(repoPath, s.Get("digest").String(), false)
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var dSize int64
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for _, d := range gjson.Get(dInfo, "layers.#.size").Array() {
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dSize = dSize + d.Int()
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}
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r["size"] = dSize
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} else {
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r["size"] = s.Get("size").Int()
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}
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r["ordered_keys"] = registry.SortedMapKeys(r)
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digests = append(digests, r)
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}
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data := jet.VarMap{}
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data.Set("namespace", namespace)
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data.Set("repo", repo)
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data.Set("sha256", sha256)
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data.Set("imageSize", imageSize)
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data.Set("tag", gjson.Get(infoV1, "tag").String())
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data.Set("repoPath", gjson.Get(infoV1, "name").String())
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data.Set("tag", tag)
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data.Set("repoPath", repoPath)
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data.Set("created", gjson.Get(gjson.Get(infoV1, "history.0.v1Compatibility").String(), "created").String())
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data.Set("layersCount", layersCount)
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data.Set("layersV2", layersV2)
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data.Set("layersV1", layersV1)
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data.Set("isDigest", isDigest)
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data.Set("isListOnly", isListOnly)
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data.Set("digests", digests)
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return c.Render(http.StatusOK, "tag_info.html", data)
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}
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@ -106,8 +106,12 @@ func (c *Client) getToken(scope string) string {
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}
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// callRegistry make an HTTP request to Docker registry.
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func (c *Client) callRegistry(uri, scope string, manifest uint, delete bool) (string, gorequest.Response) {
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acceptHeader := fmt.Sprintf("application/vnd.docker.distribution.manifest.v%d+json", manifest)
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func (c *Client) callRegistry(uri, scope string, manifest uint, delete bool, list bool) (string, gorequest.Response) {
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endpoint := "manifest"
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if list {
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endpoint = "manifest.list"
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}
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acceptHeader := fmt.Sprintf("application/vnd.docker.distribution.%s.v%d+json", endpoint, manifest)
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authHeader := ""
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if c.authURL != "" {
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authHeader = fmt.Sprintf("Bearer %s", c.getToken(scope))
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@ -179,7 +183,7 @@ func (c *Client) Repositories(useCache bool) map[string][]string {
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uri := "/v2/_catalog"
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c.repos = map[string][]string{}
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for {
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data, resp := c.callRegistry(uri, scope, 2, false)
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data, resp := c.callRegistry(uri, scope, 2, false, false)
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if data == "" {
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return c.repos
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}
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@ -212,7 +216,7 @@ func (c *Client) Repositories(useCache bool) map[string][]string {
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// Tags get tags for the repo.
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func (c *Client) Tags(repo string) []string {
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scope := fmt.Sprintf("repository:%s:*", repo)
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data, _ := c.callRegistry(fmt.Sprintf("/v2/%s/tags/list", repo), scope, 2, false)
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data, _ := c.callRegistry(fmt.Sprintf("/v2/%s/tags/list", repo), scope, 2, false, false)
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var tags []string
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for _, t := range gjson.Get(data, "tags").Array() {
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tags = append(tags, t.String())
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@ -220,10 +224,17 @@ func (c *Client) Tags(repo string) []string {
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return tags
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}
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// Manifests gets manifest list entries for a tag for the repo.
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func (c *Client) Manifests(repo string, tag string) []gjson.Result {
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scope := fmt.Sprintf("repository:%s:*", repo)
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data, _ := c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 2, false, true)
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return gjson.Get(data, "manifests").Array()
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}
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// TagInfo get image info for the repo tag.
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func (c *Client) TagInfo(repo, tag string, v1only bool) (rsha256, rinfoV1, rinfoV2 string) {
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scope := fmt.Sprintf("repository:%s:*", repo)
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infoV1, _ := c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 1, false)
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infoV1, _ := c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 1, false, false)
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if infoV1 == "" {
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return "", "", ""
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}
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@ -232,7 +243,7 @@ func (c *Client) TagInfo(repo, tag string, v1only bool) (rsha256, rinfoV1, rinfo
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return "", infoV1, ""
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}
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infoV2, resp := c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 2, false)
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infoV2, resp := c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 2, false, false)
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digest := resp.Header.Get("Docker-Content-Digest")
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if infoV2 == "" || digest == "" {
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return "", "", ""
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@ -269,5 +280,5 @@ func (c *Client) CountTags(interval uint8) {
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// DeleteTag delete image tag.
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func (c *Client) DeleteTag(repo, tag string) {
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scope := fmt.Sprintf("repository:%s:*", repo)
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c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 2, true)
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c.callRegistry(fmt.Sprintf("/v2/%s/manifests/%s", repo, tag), scope, 2, true, false)
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}
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@ -20,21 +20,59 @@
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<tr>
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<td width="20%">Image</td><td>{{ registryHost }}/{{ repoPath }}:{{ tag }}</td>
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</tr>
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{{if not isListOnly}}
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<tr>
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<td>sha256</td><td>{{ sha256 }}</td>
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</tr>
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{{if not isDigest}}
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<tr>
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<td>Created On</td><td>{{ created|pretty_time }}</td>
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</tr>
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{{end}}
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<tr>
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<td>Image Size</td><td>{{ imageSize|pretty_size }}</td>
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</tr>
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<tr>
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<td>Layer Count</td><td>{{ layersCount }}</td>
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</tr>
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{{end}}
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</table>
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{{if layersV2}}
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{{if digests}}
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<h4>Manifest List v2</h4>
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{{range index, manifest := digests}}
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<table class="table table-striped table-bordered">
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<thead bgcolor="#ddd">
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<tr>
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<th colspan="2">Manifest #{{ index+1 }}</th>
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</tr>
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</thead>
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{{range key := manifest["ordered_keys"]}}
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<tr>
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<td width="20%">{{ key }}</td>
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{{if key == "platform" || key == "annotations"}}
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<td style="padding: 0">
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<table class="table table-bordered" style="padding: 0; width: 100%; margin-bottom: 0; min-height: 37px">
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<!-- Nested range does not work. Iterating via filter over the map. -->
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{{ manifest[key]|parse_map|raw }}
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</table>
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</td>
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{{else if key == "size"}}
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<td>{{ manifest[key]|pretty_size }}</td>
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{{else if key == "digest"}}
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{{if not isListOnly}}
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<td><a href='{{ basePath }}/{{ namespace }}/{{ repo }}/{{ manifest["digest"] }}'>{{ manifest["digest"] }}</a></td>
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{{else}}
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<td>{{ manifest["digest"] }}</td>
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{{end}}
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{{else}}
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<td>{{ manifest[key] }}</td>
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{{end}}
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</tr>
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{{end}}
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</table>
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{{end}}
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{{else if layersV2}}
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<h4>Manifest v2</h4>
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<table class="table table-striped table-bordered">
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<thead bgcolor="#ddd">
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@ -54,6 +92,7 @@
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</table>
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{{end}}
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{{if not isListOnly && not isDigest}}
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<h4>Manifest v1</h4>
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{{range index, layer := layersV1}}
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<table class="table table-striped table-bordered">
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@ -81,5 +120,6 @@
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{{end}}
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</table>
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{{end}}
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{{end}}
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{{end}}
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