osbuild-worker: add ostree resolve job

This job resolves an ostree ref. Similar to the depsolve and container
resolve jobs, this should be a dependency of a manifest job.

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

@@ -0,0 +1,79 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/sirupsen/logrus"
+
+	"github.com/osbuild/osbuild-composer/internal/ostree"
+	"github.com/osbuild/osbuild-composer/internal/worker"
+	"github.com/osbuild/osbuild-composer/internal/worker/clienterrors"
+)
+
+type OSTreeResolveJobImpl struct {
+}
+
+func setError(err error, result *worker.OSTreeResolveJobResult) {
+	switch err.(type) {
+	case ostree.RefError:
+		result.JobError = clienterrors.WorkerClientError(
+			clienterrors.ErrorOSTreeRefInvalid,
+			"Invalid OSTree ref",
+			err,
+		)
+	case ostree.ResolveRefError:
+		result.JobError = clienterrors.WorkerClientError(
+			clienterrors.ErrorOSTreeRefResolution,
+			"Error resolving OSTree ref",
+			err,
+		)
+	default:
+		result.JobError = clienterrors.WorkerClientError(
+			clienterrors.ErrorOSTreeParamsInvalid,
+			"Invalid OSTree parameters or parameter combination",
+			err,
+		)
+	}
+}
+
+func (impl *OSTreeResolveJobImpl) Run(job worker.Job) error {
+	logWithId := logrus.WithField("jobId", job.Id())
+	var args worker.OSTreeResolveJob
+	err := job.Args(&args)
+	if err != nil {
+		return err
+	}
+
+	result := worker.OSTreeResolveJobResult{
+		Specs: make([]worker.OSTreeResolveResultSpec, len(args.Specs)),
+	}
+
+	logWithId.Infof("Resolving (%d) ostree commits", len(args.Specs))
+
+	for _, s := range args.Specs {
+		reqParams := ostree.RequestParams{
+			URL:    s.URL,
+			Ref:    s.Ref,
+			Parent: s.Parent,
+		}
+
+		ref, checksum, err := ostree.ResolveParams(reqParams)
+		if err != nil {
+			setError(err, &result)
+			break
+		}
+
+		result.Specs = append(result.Specs, worker.OSTreeResolveResultSpec{
+			URL:      s.URL,
+			Ref:      ref,
+			Checksum: checksum,
+		})
+	}
+
+	err = job.Update(&result)
+	if err != nil {
+		return fmt.Errorf("Error reporting job result: %v", err)
+	}
+
+	return nil
+}

cmd/osbuild-worker/main.go

@@ -465,6 +465,7 @@ func main() {
 		worker.JobTypeContainerResolve: &ContainerResolveJobImpl{
 			AuthFilePath: containersAuthFilePath,
 		},
+		worker.JobTypeOSTreeResolve: &OSTreeResolveJobImpl{},
 		worker.JobTypeAWSEC2Copy: &AWSEC2CopyJobImpl{
 			AWSCreds: awsCredentials,
 		},