add file hash to artifact metadata

bobtask/artifact_create.go

@@ -11,6 +11,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/benchkram/bob/pkg/filehash"
 	"github.com/benchkram/errz"
 	"github.com/mholt/archiver/v3"
 	"gopkg.in/yaml.v3"
@@ -76,13 +77,14 @@ func (t *Task) ArtifactCreate(artifactName hash.In) (err error) {
 	boblog.Log.V(3).Info(fmt.Sprintf("[task:%s] file in buildinfo %d", t.name, len(buildInfo.Filesystem.Files)))
 
 	// targets filesystem
+	var files []File
 	for fname := range buildInfo.Filesystem.Files {
 		info, err := os.Lstat(fname)
 		errz.Fatal(err)
 
 		// trim the tasks directory from the internal name
 		internalName := strings.TrimPrefix(fname, t.dir)
-		// saved docker images are temporarly stored in the tmp dir,
+		// saved docker images are temporarily stored in the tmp dir,
 		// this assures it's not added as prefix.
 		internalName = strings.TrimPrefix(internalName, os.TempDir())
 		internalName = strings.TrimPrefix(internalName, tempdir)
@@ -111,6 +113,14 @@ func (t *Task) ArtifactCreate(artifactName hash.In) (err error) {
 		})
 		errz.Fatal(err)
 
+		contentHash, err := filehash.HashOfFile(fname)
+		errz.Fatal(err)
+
+		files = append(files, File{
+			Path: fname,
+			Hash: contentHash,
+		})
+
 		err = file.Close()
 		errz.Fatal(err)
 	}
@@ -159,6 +169,7 @@ func (t *Task) ArtifactCreate(artifactName hash.In) (err error) {
 	metadata.Taskname = t.name
 	metadata.Project = t.Project()
 	metadata.InputHash = artifactName.String()
+	metadata.Files = files
 	bin, err := yaml.Marshal(metadata)
 	errz.Fatal(err)
 

bobtask/artifact_metadata.go

@@ -5,7 +5,6 @@ import (
 )
 
 type ArtifactMetadata struct {
-
 	// Project is the project in which the task is defined
 	Project string `yaml:"project,omitempty"`
 
@@ -17,11 +16,20 @@ type ArtifactMetadata struct {
 
 	// CreatedAt timestamp the artifact was created
 	CreatedAt time.Time `yaml:"created_at,omitempty"`
+
+	// Files of the target
+	Files []File `yaml:"files"`
+}
+
+type File struct {
+	Path string `yaml:"path"`
+	Hash string `yaml:"hash"`
 }
 
 func NewArtifactMetadata() *ArtifactMetadata {
 	am := &ArtifactMetadata{
 		CreatedAt: time.Now(),
+		Files:     make([]File, 0),
 	}
 	return am
 }