Complete artifact provenance reporting

internal/config/effective_pipeline.go

@@ -227,9 +227,39 @@ func effectivePipelineOwners(cfg *PipelineConfig) map[string][]string {
 	for _, ownership := range cfg.resolution.ownership {
 		owners[ownership.path] = append([]string(nil), ownership.sources...)
 	}
+	if cfg.Scriptorium != nil {
+		for key, artifact := range cfg.Scriptorium.Artifacts {
+			paths := artifactDependencyOwnershipPaths(key, artifact)
+			if sources := sourcesForPipelinePaths(owners, paths); len(sources) != 0 {
+				sort.Strings(sources)
+				owners["scriptorium.artifacts."+key+".depends_on"] = sources
+			}
+		}
+	}
 	return owners
 }
 
+func artifactDependencyOwnershipPaths(artifactKey string, artifact ScriptoriumArtifactConfig) []string {
+	var paths []string
+	for _, dependency := range artifact.DependsOn {
+		for _, origin := range artifact.dependencyOrigins[dependency] {
+			prefix := "scriptorium.artifacts." + artifactKey
+			if origin.family != "" {
+				prefix = "scriptorium.artifact_families." + origin.family
+			}
+			switch {
+			case origin.inputName != "":
+				paths = append(paths, prefix+".inputs."+origin.inputName+".source")
+			case origin.family != "":
+				paths = append(paths, prefix+".member_dependencies")
+			default:
+				paths = append(paths, prefix+".depends_on")
+			}
+		}
+	}
+	return paths
+}
+
 func generatedArtifactFamilyForPath(path string, families ArtifactFamilyCatalog) (string, bool) {
 	const prefix = "scriptorium.artifacts."
 	if !strings.HasPrefix(path, prefix) {
@@ -269,7 +299,7 @@ func generatedArtifactSources(path, familyKey string, families ArtifactFamilyCat
 	case suffix == "output_path":
 		candidates = []string{familyPrefix + "output_path_pattern"}
 	case suffix == "depends_on":
-		candidates = []string{familyPrefix + "depends_on", familyPrefix + "member_dependencies"}
+		candidates = []string{path, familyPrefix + "depends_on", familyPrefix + "member_dependencies"}
 	case strings.HasPrefix(suffix, "vars."):
 		variable := strings.TrimPrefix(suffix, "vars.")
 		candidates = []string{familyPrefix + "vars." + variable, familyPrefix + "member_vars." + variable}