Initial Commit

pkg/docker/docker.go

@@ -0,0 +1,34 @@
+package docker
+
+import (
+	"context"
+	"log"
+
+	"git.cryptic.systems/volker.raschek/dockerutils"
+)
+
+type Runtime struct {
+	dockerClient *dockerutils.Client
+}
+
+func (r *Runtime) GetImageLabels(ctx context.Context, image string) (map[string]string, error) {
+	log.Printf("Pull image: %v", image)
+	if err := r.dockerClient.PullQuiet(ctx, image); err != nil {
+		return nil, err
+	}
+
+	log.Printf("Image successfully pulled: %v", image)
+
+	imageSpec, _, err := r.dockerClient.ImageInspectWithRaw(ctx, image)
+	if err != nil {
+		return nil, err
+	}
+
+	return imageSpec.Config.Labels, nil
+}
+
+func NewRuntime(dockerClient *dockerutils.Client) (*Runtime, error) {
+	return &Runtime{
+		dockerClient: dockerClient,
+	}, nil
+}