worker: add new container resolve job type

This is a new job that can be used to resolve containers. It uses
the existing `container.Resolver` class to do the actual work.

cmd/osbuild-worker/jobimpl-container-resolve.go

@@ -0,0 +1,59 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/sirupsen/logrus"
+
+	"github.com/osbuild/osbuild-composer/internal/container"
+	"github.com/osbuild/osbuild-composer/internal/worker"
+	"github.com/osbuild/osbuild-composer/internal/worker/clienterrors"
+)
+
+type ContainerResolveJobImpl struct {
+	AuthFilePath string
+}
+
+func (impl *ContainerResolveJobImpl) Run(job worker.Job) error {
+	logWithId := logrus.WithField("jobId", job.Id())
+	var args worker.ContainerResolveJob
+	err := job.Args(&args)
+	if err != nil {
+		return err
+	}
+
+	result := worker.ContainerResolveJobResult{
+		Specs: make([]worker.ContainerSpec, len(args.Specs)),
+	}
+
+	logWithId.Infof("Resolving containers (%d)", len(args.Specs))
+
+	resolver := container.NewResolver(args.Arch)
+
+	for _, s := range args.Specs {
+		resolver.Add(s.Source, s.Name, s.TLSVerify)
+	}
+
+	specs, err := resolver.Finish()
+
+	if err != nil {
+		result.JobError = clienterrors.WorkerClientError(clienterrors.ErrorContainerResolution, err.Error())
+	} else {
+		for i, spec := range specs {
+			result.Specs[i] = worker.ContainerSpec{
+				Source:    spec.Source,
+				Name:      spec.LocalName,
+				TLSVerify: spec.TLSVerify,
+				ImageID:   spec.ImageID,
+				Digest:    spec.Digest,
+			}
+		}
+	}
+
+	err = job.Update(&result)
+	if err != nil {
+		return fmt.Errorf("Error reporting job result: %v", err)
+	}
+
+	return nil
+}

cmd/osbuild-worker/main.go

@@ -434,9 +434,7 @@ func main() {
 		worker.JobTypeKojiInit: &KojiInitJobImpl{
 			KojiServers: kojiServers,
 		},
-		worker.JobTypeKojiFinalize: &KojiFinalizeJobImpl{
-			KojiServers: kojiServers,
-		},
+		worker.JobTypeKojiFinalize: &KojiFinalizeJobImpl{},
 	}
 
 	acceptedJobTypes := []string{}