diff --git a/src/handlers/registry/registry.go b/src/handlers/registry/registry.go
index f0ea56f..c6cf84e 100644
--- a/src/handlers/registry/registry.go
+++ b/src/handlers/registry/registry.go
@@ -17,319 +17,24 @@ package handlers
import (
"encoding/json"
- "fmt"
"net/http"
- "os"
- "sort"
- "strings"
- "time"
"git.dcntrlized.org/Dcntrlized/Maestro/lib/logger"
- "git.dcntrlized.org/Dcntrlized/Maestro/lib/types"
-
- "github.com/google/go-containerregistry/pkg/authn"
- "github.com/google/go-containerregistry/pkg/name"
- "github.com/google/go-containerregistry/pkg/v1/remote"
- "golang.org/x/mod/semver"
+ libregistry "git.dcntrlized.org/Dcntrlized/Maestro/lib/registry"
)
+// GetRegistry lists the container packages on the configured Gitea registry,
+// one item per package (highest semver tag), enriched with OCI metadata.
func GetRegistry(w http.ResponseWriter, r *http.Request) {
- // 1. Query Gitea REST API using the exact Org name
- apiURL := fmt.Sprintf("%s/api/v1/packages/%s?type=container", giteaBaseURL(), os.Getenv("GITEA_ORG"))
-
- req, err := http.NewRequestWithContext(r.Context(), http.MethodGet, apiURL, nil)
+ items, err := libregistry.ListItems(r.Context())
if err != nil {
- logger.Error("Failed to create request: %v", err)
- http.Error(w, "Internal server error", http.StatusInternalServerError)
+ logger.Error("Registry listing failed: %v", err)
+ http.Error(w, err.Error(), http.StatusBadGateway)
return
}
- logger.Debug("Querying Gitea package API at %s", apiURL)
- req.Header.Set("Authorization", "token "+os.Getenv("GITEA_RW_PACKAGE_TOKEN"))
-
- client := &http.Client{Timeout: 10 * time.Second}
- resp, err := client.Do(req)
- if err != nil {
- logger.Error("Failed to reach Gitea package API: %v", err)
- http.Error(w, "Failed to connect to upstream registry", http.StatusBadGateway)
- return
- }
- defer resp.Body.Close()
-
- if resp.StatusCode < 200 || resp.StatusCode >= 300 {
- logger.Error("Registry API returned non-200 status code: %d", resp.StatusCode)
- http.Error(w, fmt.Sprintf("Registry API error: %s", resp.Status), resp.StatusCode)
- return
- }
-
- var rawPackages []types.RawPackage
- if err := json.NewDecoder(resp.Body).Decode(&rawPackages); err != nil {
- logger.Error("Failed to decode registry response: %v", err)
- http.Error(w, "Failed to decode registry response", http.StatusInternalServerError)
- return
- }
-
- // 2. Group by Name and filter out "latest" & "sha256:"
- groupedPackages := make(map[string][]types.RawPackage)
- for _, pkg := range rawPackages {
- if pkg.Version == "latest" || strings.HasPrefix(pkg.Version, "sha256:") {
- continue
- }
- groupedPackages[pkg.Name] = append(groupedPackages[pkg.Name], pkg)
- }
-
- // normalizeSemver expands partial version tags to the full X.Y.Z form,
- // preserving an optional pre-release suffix (v3 -> 3.0.0, v3.1 -> 3.1.0,
- // v3.3.3-hotfix -> 3.3.3-hotfix).
- normalizeSemver := func(v string) string {
- tag := strings.TrimPrefix(v, "v")
- prerelease := ""
- if i := strings.IndexByte(tag, '-'); i >= 0 {
- prerelease = tag[i:]
- tag = tag[:i]
- }
- parts := strings.Split(tag, ".")
- for len(parts) < 3 {
- parts = append(parts, "0")
- }
- return strings.Join(parts, ".") + prerelease
- }
-
- // semverSpecificity counts the dot-separated segments of a version's
- // major.minor.patch part, so that among versions that normalize equal the most
- // complete one wins (3.4.0 over 3.4).
- semverSpecificity := func(v string) int {
- tag := strings.TrimPrefix(v, "v")
- if i := strings.IndexByte(tag, '-'); i >= 0 {
- tag = tag[:i]
- }
- return strings.Count(tag, ".")
- }
-
- // 3. For each container name, find the package entry with the highest semver
- var latestPackages []types.RawPackage
- for _, pkgs := range groupedPackages {
- if len(pkgs) == 0 {
- continue
- }
-
- sort.Slice(pkgs, func(i, j int) bool {
- nI := normalizeSemver(pkgs[i].Version)
- nJ := normalizeSemver(pkgs[j].Version)
- vI := "v" + nI
- vJ := "v" + nJ
-
- // Compare using semver package
- if semver.IsValid(vI) && semver.IsValid(vJ) {
- if c := semver.Compare(vI, vJ); c != 0 {
- return c > 0
- }
- } else if nI != nJ {
- return nI > nJ
- }
- // Tie-break on specificity (most complete wins)
- if sI, sJ := semverSpecificity(pkgs[i].Version), semverSpecificity(pkgs[j].Version); sI != sJ {
- return sI > sJ
- }
- // Tie-break on creation time (newest wins)
- return pkgs[i].CreatedAt > pkgs[j].CreatedAt
- })
-
- // First item after descending sort is the highest version
- latestPackages = append(latestPackages, pkgs[0])
- }
-
- ociAuth := remote.WithAuth(&authn.Basic{
- Username: os.Getenv("GITEA_USER"),
- Password: os.Getenv("GITEA_RW_PACKAGE_TOKEN"),
- })
-
- ociOrg := strings.ToLower(os.Getenv("GITEA_ORG"))
- var registryItems []types.RegistryContainer
-
- // 4. Fetch OCI metadata only for the highest version of each package
- for _, pkg := range latestPackages {
- pkgNameLower := strings.ToLower(pkg.Name)
- imageRef := fmt.Sprintf("%s/%s/%s:%s", registryHost(), ociOrg, pkgNameLower, pkg.Version)
-
- // The Gitea package API does not link org-level container packages to a
- // repository, so the repository URL is resolved from the image's OCI
- // labels below, or derived from the image reference as a last resort.
- item := types.RegistryContainer{
- Name: pkg.Name,
- Version: normalizeSemver(pkg.Version),
- Image: imageRef,
- CreatedAt: pkg.CreatedAt,
- }
-
- var refOpts []name.Option
- if isInsecureRegistry() {
- refOpts = append(refOpts, name.Insecure)
- }
- ref, err := name.ParseReference(imageRef, refOpts...)
- if err != nil {
- logger.Error("Failed to parse image reference %s: %v", imageRef, err)
- registryItems = append(registryItems, item)
- continue
- }
-
- img, err := remote.Image(ref, ociAuth, remote.WithContext(r.Context()))
- if err != nil {
- logger.Error("Failed to fetch OCI metadata for %s: %v", imageRef, err)
- registryItems = append(registryItems, item)
- continue
- }
-
- // Fetch image digest (sha256:...)
- if digest, err := img.Digest(); err == nil {
- item.Digest = digest.String()
- }
-
- // 1. Extract standard OCI annotations from OCI Manifest
- if manifest, err := img.Manifest(); err == nil && manifest != nil {
- if title, ok := manifest.Annotations["org.opencontainers.image.title"]; ok {
- item.Title = title
- }
- if vendor, ok := manifest.Annotations["org.opencontainers.image.vendor"]; ok {
- item.Vendor = vendor
- }
- if author, ok := manifest.Annotations["org.opencontainers.image.authors"]; ok {
- item.Author = author
- }
- if desc, ok := manifest.Annotations["org.opencontainers.image.description"]; ok {
- item.Description = desc
- }
- if src, ok := manifest.Annotations["org.opencontainers.image.source"]; ok && src != "" {
- item.Source = src
- }
- if rev, ok := manifest.Annotations["org.opencontainers.image.revision"]; ok {
- item.Revision = rev
- }
- if lic, ok := manifest.Annotations["org.opencontainers.image.licenses"]; ok {
- item.Licenses = lic
- }
- if url, ok := manifest.Annotations["org.opencontainers.image.url"]; ok {
- item.URL = url
- }
- if doc, ok := manifest.Annotations["org.opencontainers.image.documentation"]; ok {
- item.Documentation = doc
- }
- if created, ok := manifest.Annotations["org.opencontainers.image.created"]; ok && created != "" {
- item.CreatedAt = created
- }
- if hidden, ok := manifest.Annotations["org.dcntrlized.hidden"]; ok && hidden == "true" {
- item.Hidden = true
- }
- }
-
- // 2. Fallback to Image Config Labels (where docker buildx puts them when targeting v2 registries)
- if configFile, err := img.ConfigFile(); err == nil && configFile != nil {
- labels := configFile.Config.Labels
-
- if item.Title == "" {
- item.Title = labels["org.opencontainers.image.title"]
- }
- if item.Vendor == "" {
- item.Vendor = labels["org.opencontainers.image.vendor"]
- }
- if item.Author == "" {
- item.Author = labels["org.opencontainers.image.authors"]
- }
- if item.Description == "" {
- item.Description = labels["org.opencontainers.image.description"]
- }
- if src, ok := labels["org.opencontainers.image.source"]; ok && src != "" {
- item.Source = src
- }
- if item.Revision == "" {
- item.Revision = labels["org.opencontainers.image.revision"]
- }
- if item.Licenses == "" {
- item.Licenses = labels["org.opencontainers.image.licenses"]
- }
- if item.URL == "" {
- item.URL = labels["org.opencontainers.image.url"]
- }
- if item.Documentation == "" {
- item.Documentation = labels["org.opencontainers.image.documentation"]
- }
- if item.CreatedAt == "" && labels["org.opencontainers.image.created"] != "" {
- item.CreatedAt = labels["org.opencontainers.image.created"]
- }
- if !item.Hidden && labels["org.dcntrlized.hidden"] == "true" {
- item.Hidden = true
- }
- }
-
- // Fallback for infra images published before the hidden label existed:
- // the shared database is always treated as hidden infrastructure.
- if strings.EqualFold(item.Name, "dcntrlized-db") {
- item.Hidden = true
- }
-
- // Resolve the source repository URL: OCI source label if present, else
- // derived from the image reference (host/org/repo).
- if item.Source == "" {
- item.Source = repoURLFromImageRef(imageRef)
- }
- // The compose file is fetched from the git repository, so fall back to
- // the resolved source URL when the OCI url label is absent.
- if item.URL == "" {
- item.URL = item.Source
- }
-
- registryItems = append(registryItems, item)
- }
-
w.Header().Set("Content-Type", "application/json")
- if err := json.NewEncoder(w).Encode(registryItems); err != nil {
+ if err := json.NewEncoder(w).Encode(items); err != nil {
logger.Error("Failed to write response: %v", err)
}
}
-
-// repoURLFromImageRef derives the repository browse URL from a container image
-// reference of the form host/org/repo:tag (scheme://host/org/repo), using the
-// scheme of the configured Gitea base URL.
-func repoURLFromImageRef(imageRef string) string {
- ref, err := name.ParseReference(imageRef)
- if err != nil {
- return ""
- }
- return giteaScheme() + "://" + ref.Context().RegistryStr() + "/" + ref.Context().RepositoryStr()
-}
-
-// giteaBaseURL returns the Gitea instance base URL (scheme://host[:port]).
-// Production defaults to git.dcntrlized.org; dev mode (DCNTRLIZED_DEV=true)
-// overrides it with GITEA_URL when set.
-func giteaBaseURL() string {
- if os.Getenv("DCNTRLIZED_DEV") == "true" {
- if u := strings.TrimRight(os.Getenv("GITEA_URL"), "/"); u != "" {
- return u
- }
- }
- return "https://git.dcntrlized.org"
-}
-
-// registryHost strips the scheme from the Gitea base URL, returning just the
-// host[:port] used in container image references.
-func registryHost() string {
- base := giteaBaseURL()
- if i := strings.Index(base, "://"); i >= 0 {
- return base[i+3:]
- }
- return base
-}
-
-// isInsecureRegistry reports whether the Gitea registry is served over plain
-// HTTP, in which case image references must be parsed with name.Insecure.
-func isInsecureRegistry() bool {
- return strings.HasPrefix(giteaBaseURL(), "http://")
-}
-
-// giteaScheme returns the scheme (http/https) of the configured Gitea base URL.
-func giteaScheme() string {
- if i := strings.Index(giteaBaseURL(), "://"); i >= 0 {
- return giteaBaseURL()[:i]
- }
- return "https"
-}
diff --git a/src/lib/containers/infra.go b/src/lib/containers/infra.go
index 0adc789..17cb9f8 100644
--- a/src/lib/containers/infra.go
+++ b/src/lib/containers/infra.go
@@ -21,6 +21,7 @@ import (
"git.dcntrlized.org/Dcntrlized/Maestro/lib/docker"
"git.dcntrlized.org/Dcntrlized/Maestro/lib/logger"
+ libregistry "git.dcntrlized.org/Dcntrlized/Maestro/lib/registry"
"git.dcntrlized.org/Dcntrlized/Maestro/lib/types"
"github.com/docker/docker/api/types/container"
"github.com/docker/docker/api/types/filters"
@@ -50,10 +51,11 @@ func EnsureDCNTRLIZEDNetwork(ctx context.Context, dc *docker.DockerClient) error
return nil
}
-// EnsureDatabaseRunning ensures the shared database container is running. It
-// starts the database only when it is already installed; otherwise it logs and
-// leaves installation to the UI. The database is infrastructure, so this must
-// never be invoked for the database service itself (StartContainer guards that).
+// EnsureDatabaseRunning ensures the shared database container is running. On a
+// fresh host — when the database is not installed yet — it resolves the
+// database from the registry and installs it automatically before starting it.
+// The database is infrastructure, so this must never be invoked for the
+// database service itself (StartContainer guards that).
func EnsureDatabaseRunning(ctx context.Context) error {
return ensureInfraRunning(ctx, DatabaseServiceName, "shared database")
}
@@ -61,14 +63,17 @@ func EnsureDatabaseRunning(ctx context.Context) error {
// EnsureAuthRunning ensures the shared auth service container is running. The
// auth service is hidden infrastructure: every consumer proxies /auth/* to it
// and validates action tokens with its key, so it must be up before services
-// that depend on it start. Only starts when already installed.
+// that depend on it start. Like the database, it is installed automatically
+// from the registry when it is missing.
func EnsureAuthRunning(ctx context.Context) error {
return ensureInfraRunning(ctx, AuthServiceName, "shared auth service")
}
-// ensureInfraRunning starts a hidden infrastructure container (shared database,
-// shared auth service) when it is installed but not running. It never installs
-// infrastructure itself — the UI does that from the registry.
+// ensureInfraRunning makes sure a hidden infrastructure container (shared
+// database, shared auth service) is running. When the service is not installed
+// yet it resolves the registry item and installs it first, so a fresh host
+// boots with its infrastructure without manual UI steps. Failures are returned
+// to the caller, which treats them as non-fatal warnings.
func ensureInfraRunning(ctx context.Context, serviceName, label string) error {
dc, err := docker.NewDockerClient()
if err != nil {
@@ -84,8 +89,14 @@ func ensureInfraRunning(ctx context.Context, serviceName, label string) error {
return nil
}
if !IsInstalled(serviceName) {
- logger.Info("%s not installed; install %s from the registry to enable services that need it", label, serviceName)
- return nil
+ logger.Info("%s %s not installed; installing from the registry...", label, serviceName)
+ item, err := libregistry.ItemByName(ctx, serviceName)
+ if err != nil {
+ return fmt.Errorf("failed to resolve %s %s from the registry: %w", label, serviceName, err)
+ }
+ if err := InstallContainer(ctx, *item); err != nil {
+ return fmt.Errorf("failed to install %s %s: %w", label, serviceName, err)
+ }
}
logger.Info("Starting %s %s...", label, serviceName)
diff --git a/src/lib/registry/registry.go b/src/lib/registry/registry.go
new file mode 100644
index 0000000..0b8576c
--- /dev/null
+++ b/src/lib/registry/registry.go
@@ -0,0 +1,349 @@
+// Copyright (C) 2026 Dcntrlized
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published
+// by the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see .
+
+// Package registry resolves services from the Dcntrlized container registry
+// (a Gitea package registry) into types.RegistryContainer items. It is the
+// single source of truth behind the registry UI handler and the
+// infrastructure bootstrap (lib/containers.ensureInfraRunning), so a shared
+// database that Maestro auto-installs resolves to the exact same image and
+// compose repository the UI would install.
+package registry
+
+import (
+ "context"
+ "encoding/json"
+ "fmt"
+ "net/http"
+ "os"
+ "sort"
+ "strings"
+ "time"
+
+ "git.dcntrlized.org/Dcntrlized/Maestro/lib/logger"
+ "git.dcntrlized.org/Dcntrlized/Maestro/lib/types"
+
+ "github.com/google/go-containerregistry/pkg/authn"
+ "github.com/google/go-containerregistry/pkg/name"
+ "github.com/google/go-containerregistry/pkg/v1/remote"
+ "golang.org/x/mod/semver"
+)
+
+// BaseURL returns the Gitea instance base URL (scheme://host[:port]).
+// Production defaults to git.dcntrlized.org; dev mode (DCNTRLIZED_DEV=true)
+// overrides it with GITEA_URL when set.
+func BaseURL() string {
+ if os.Getenv("DCNTRLIZED_DEV") == "true" {
+ if u := strings.TrimRight(os.Getenv("GITEA_URL"), "/"); u != "" {
+ return u
+ }
+ }
+ return "https://git.dcntrlized.org"
+}
+
+// RegistryHost strips the scheme from the Gitea base URL, returning just the
+// host[:port] used in container image references.
+func RegistryHost() string {
+ base := BaseURL()
+ if i := strings.Index(base, "://"); i >= 0 {
+ return base[i+3:]
+ }
+ return base
+}
+
+// Scheme returns the scheme (http/https) of the configured Gitea base URL.
+func Scheme() string {
+ if i := strings.Index(BaseURL(), "://"); i >= 0 {
+ return BaseURL()[:i]
+ }
+ return "https"
+}
+
+// IsInsecure reports whether the Gitea registry is served over plain HTTP, in
+// which case image references must be parsed with name.Insecure.
+func IsInsecure() bool {
+ return strings.HasPrefix(BaseURL(), "http://")
+}
+
+// RepoURLFromImageRef derives the repository browse URL from a container image
+// reference of the form host/org/repo:tag (scheme://host/org/repo), using the
+// scheme of the configured Gitea base URL.
+func RepoURLFromImageRef(imageRef string) string {
+ ref, err := name.ParseReference(imageRef)
+ if err != nil {
+ return ""
+ }
+ return Scheme() + "://" + ref.Context().RegistryStr() + "/" + ref.Context().RepositoryStr()
+}
+
+// ListItems queries the Gitea packages API for the configured org and builds a
+// types.RegistryContainer for the highest semver tag of each container package,
+// enriched with OCI labels (title, description, source repository, hidden flag).
+func ListItems(ctx context.Context) ([]types.RegistryContainer, error) {
+ // 1. Query Gitea REST API using the exact Org name
+ apiURL := fmt.Sprintf("%s/api/v1/packages/%s?type=container", BaseURL(), os.Getenv("GITEA_ORG"))
+
+ req, err := http.NewRequestWithContext(ctx, http.MethodGet, apiURL, nil)
+ if err != nil {
+ return nil, fmt.Errorf("failed to create registry request: %w", err)
+ }
+
+ logger.Debug("Querying Gitea package API at %s", apiURL)
+ req.Header.Set("Authorization", "token "+os.Getenv("GITEA_RW_PACKAGE_TOKEN"))
+
+ client := &http.Client{Timeout: 10 * time.Second}
+ resp, err := client.Do(req)
+ if err != nil {
+ return nil, fmt.Errorf("failed to reach Gitea package API: %w", err)
+ }
+ defer resp.Body.Close()
+
+ if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+ return nil, fmt.Errorf("registry API returned non-200 status code: %d", resp.StatusCode)
+ }
+
+ var rawPackages []types.RawPackage
+ if err := json.NewDecoder(resp.Body).Decode(&rawPackages); err != nil {
+ return nil, fmt.Errorf("failed to decode registry response: %w", err)
+ }
+
+ // 2. Group by Name and filter out "latest" & "sha256:"
+ groupedPackages := make(map[string][]types.RawPackage)
+ for _, pkg := range rawPackages {
+ if pkg.Version == "latest" || strings.HasPrefix(pkg.Version, "sha256:") {
+ continue
+ }
+ groupedPackages[pkg.Name] = append(groupedPackages[pkg.Name], pkg)
+ }
+
+ // 3. For each container name, find the package entry with the highest semver
+ var latestPackages []types.RawPackage
+ for _, pkgs := range groupedPackages {
+ if len(pkgs) == 0 {
+ continue
+ }
+
+ sort.Slice(pkgs, func(i, j int) bool {
+ nI := normalizeSemver(pkgs[i].Version)
+ nJ := normalizeSemver(pkgs[j].Version)
+ vI := "v" + nI
+ vJ := "v" + nJ
+
+ // Compare using semver package
+ if semver.IsValid(vI) && semver.IsValid(vJ) {
+ if c := semver.Compare(vI, vJ); c != 0 {
+ return c > 0
+ }
+ } else if nI != nJ {
+ return nI > nJ
+ }
+ // Tie-break on specificity (most complete wins)
+ if sI, sJ := semverSpecificity(pkgs[i].Version), semverSpecificity(pkgs[j].Version); sI != sJ {
+ return sI > sJ
+ }
+ // Tie-break on creation time (newest wins)
+ return pkgs[i].CreatedAt > pkgs[j].CreatedAt
+ })
+
+ // First item after descending sort is the highest version
+ latestPackages = append(latestPackages, pkgs[0])
+ }
+
+ ociAuth := remote.WithAuth(&authn.Basic{
+ Username: os.Getenv("GITEA_USER"),
+ Password: os.Getenv("GITEA_RW_PACKAGE_TOKEN"),
+ })
+
+ ociOrg := strings.ToLower(os.Getenv("GITEA_ORG"))
+ var registryItems []types.RegistryContainer
+
+ // 4. Fetch OCI metadata only for the highest version of each package
+ for _, pkg := range latestPackages {
+ pkgNameLower := strings.ToLower(pkg.Name)
+ imageRef := fmt.Sprintf("%s/%s/%s:%s", RegistryHost(), ociOrg, pkgNameLower, pkg.Version)
+
+ // The Gitea package API does not link org-level container packages to a
+ // repository, so the repository URL is resolved from the image's OCI
+ // labels below, or derived from the image reference as a last resort.
+ item := types.RegistryContainer{
+ Name: pkg.Name,
+ Version: normalizeSemver(pkg.Version),
+ Image: imageRef,
+ CreatedAt: pkg.CreatedAt,
+ }
+
+ var refOpts []name.Option
+ if IsInsecure() {
+ refOpts = append(refOpts, name.Insecure)
+ }
+ ref, err := name.ParseReference(imageRef, refOpts...)
+ if err != nil {
+ logger.Error("Failed to parse image reference %s: %v", imageRef, err)
+ registryItems = append(registryItems, item)
+ continue
+ }
+
+ img, err := remote.Image(ref, ociAuth, remote.WithContext(ctx))
+ if err != nil {
+ logger.Error("Failed to fetch OCI metadata for %s: %v", imageRef, err)
+ registryItems = append(registryItems, item)
+ continue
+ }
+
+ // Fetch image digest (sha256:...)
+ if digest, err := img.Digest(); err == nil {
+ item.Digest = digest.String()
+ }
+
+ // 1. Extract standard OCI annotations from OCI Manifest
+ if manifest, err := img.Manifest(); err == nil && manifest != nil {
+ if title, ok := manifest.Annotations["org.opencontainers.image.title"]; ok {
+ item.Title = title
+ }
+ if vendor, ok := manifest.Annotations["org.opencontainers.image.vendor"]; ok {
+ item.Vendor = vendor
+ }
+ if author, ok := manifest.Annotations["org.opencontainers.image.authors"]; ok {
+ item.Author = author
+ }
+ if desc, ok := manifest.Annotations["org.opencontainers.image.description"]; ok {
+ item.Description = desc
+ }
+ if src, ok := manifest.Annotations["org.opencontainers.image.source"]; ok && src != "" {
+ item.Source = src
+ }
+ if rev, ok := manifest.Annotations["org.opencontainers.image.revision"]; ok {
+ item.Revision = rev
+ }
+ if lic, ok := manifest.Annotations["org.opencontainers.image.licenses"]; ok {
+ item.Licenses = lic
+ }
+ if url, ok := manifest.Annotations["org.opencontainers.image.url"]; ok {
+ item.URL = url
+ }
+ if doc, ok := manifest.Annotations["org.opencontainers.image.documentation"]; ok {
+ item.Documentation = doc
+ }
+ if created, ok := manifest.Annotations["org.opencontainers.image.created"]; ok && created != "" {
+ item.CreatedAt = created
+ }
+ if hidden, ok := manifest.Annotations["org.dcntrlized.hidden"]; ok && hidden == "true" {
+ item.Hidden = true
+ }
+ }
+
+ // 2. Fallback to Image Config Labels (where docker buildx puts them when targeting v2 registries)
+ if configFile, err := img.ConfigFile(); err == nil && configFile != nil {
+ labels := configFile.Config.Labels
+
+ if item.Title == "" {
+ item.Title = labels["org.opencontainers.image.title"]
+ }
+ if item.Vendor == "" {
+ item.Vendor = labels["org.opencontainers.image.vendor"]
+ }
+ if item.Author == "" {
+ item.Author = labels["org.opencontainers.image.authors"]
+ }
+ if item.Description == "" {
+ item.Description = labels["org.opencontainers.image.description"]
+ }
+ if src, ok := labels["org.opencontainers.image.source"]; ok && src != "" {
+ item.Source = src
+ }
+ if item.Revision == "" {
+ item.Revision = labels["org.opencontainers.image.revision"]
+ }
+ if item.Licenses == "" {
+ item.Licenses = labels["org.opencontainers.image.licenses"]
+ }
+ if item.URL == "" {
+ item.URL = labels["org.opencontainers.image.url"]
+ }
+ if item.Documentation == "" {
+ item.Documentation = labels["org.opencontainers.image.documentation"]
+ }
+ if item.CreatedAt == "" && labels["org.opencontainers.image.created"] != "" {
+ item.CreatedAt = labels["org.opencontainers.image.created"]
+ }
+ if !item.Hidden && labels["org.dcntrlized.hidden"] == "true" {
+ item.Hidden = true
+ }
+ }
+
+ // Fallback for infra images published before the hidden label existed:
+ // the shared database is always treated as hidden infrastructure.
+ if strings.EqualFold(item.Name, "dcntrlized-db") {
+ item.Hidden = true
+ }
+
+ // Resolve the source repository URL: OCI source label if present, else
+ // derived from the image reference (host/org/repo).
+ if item.Source == "" {
+ item.Source = RepoURLFromImageRef(imageRef)
+ }
+ // The compose file is fetched from the git repository, so fall back to
+ // the resolved source URL when the OCI url label is absent.
+ if item.URL == "" {
+ item.URL = item.Source
+ }
+
+ registryItems = append(registryItems, item)
+ }
+
+ return registryItems, nil
+}
+
+// ItemByName returns the registry item for the named service, or an error when
+// the registry does not carry a container package with that name.
+func ItemByName(ctx context.Context, name string) (*types.RegistryContainer, error) {
+ items, err := ListItems(ctx)
+ if err != nil {
+ return nil, err
+ }
+ for i := range items {
+ if strings.EqualFold(items[i].Name, name) {
+ return &items[i], nil
+ }
+ }
+ return nil, fmt.Errorf("registry: service %q not found", name)
+}
+
+// normalizeSemver expands partial version tags to the full X.Y.Z form,
+// preserving an optional pre-release suffix (v3 -> 3.0.0, v3.1 -> 3.1.0,
+// v3.3.3-hotfix -> 3.3.3-hotfix).
+func normalizeSemver(v string) string {
+ tag := strings.TrimPrefix(v, "v")
+ prerelease := ""
+ if i := strings.IndexByte(tag, '-'); i >= 0 {
+ prerelease = tag[i:]
+ tag = tag[:i]
+ }
+ parts := strings.Split(tag, ".")
+ for len(parts) < 3 {
+ parts = append(parts, "0")
+ }
+ return strings.Join(parts, ".") + prerelease
+}
+
+// semverSpecificity counts the dot-separated segments of a version's
+// major.minor.patch part, so that among versions that normalize equal the most
+// complete one wins (3.4.0 over 3.4).
+func semverSpecificity(v string) int {
+ tag := strings.TrimPrefix(v, "v")
+ if i := strings.IndexByte(tag, '-'); i >= 0 {
+ tag = tag[:i]
+ }
+ return strings.Count(tag, ".")
+}
diff --git a/src/lib/registry/registry_test.go b/src/lib/registry/registry_test.go
new file mode 100644
index 0000000..cc7b14a
--- /dev/null
+++ b/src/lib/registry/registry_test.go
@@ -0,0 +1,52 @@
+// Copyright (C) 2026 Dcntrlized
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published
+// by the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see .
+
+package registry
+
+import (
+ "context"
+ "os"
+ "strings"
+ "testing"
+ "time"
+)
+
+// TestItemByNameLive resolves the infrastructure services against a live
+// registry. It is opt-in (MAESTRO_REGISTRY_TEST=1) so the default test run
+// stays offline; the dev VM and prod CI both set the Gitea env the function
+// reads. Infrastructure services must resolve so Maestro can auto-install them
+// on a fresh host (ensureInfraRunning).
+func TestItemByNameLive(t *testing.T) {
+ if os.Getenv("MAESTRO_REGISTRY_TEST") != "1" {
+ t.Skip("set MAESTRO_REGISTRY_TEST=1 with GITEA_* env to run against a live registry")
+ }
+
+ ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+ defer cancel()
+
+ for _, name := range []string{"dcntrlized-db", "dcntrlized-auth"} {
+ item, err := ItemByName(ctx, name)
+ if err != nil {
+ t.Fatalf("ItemByName(%q): %v", name, err)
+ }
+ if item.Image == "" {
+ t.Errorf("ItemByName(%q): empty image", name)
+ }
+ if !strings.HasPrefix(item.URL, "http") {
+ t.Errorf("ItemByName(%q): url %q not an http(s) compose source", name, item.URL)
+ }
+ t.Logf("resolved %s -> image=%s url=%s version=%s", name, item.Image, item.URL, item.Version)
+ }
+}