feat(deamonless): add buildah-based deamonless image puller

this still requires some refactoring and does not implement Unpack

Author: ecordell

cmd/opm/registry/add.go

@@ -38,28 +38,28 @@ func newRegistryAddCmd() *cobra.Command {
 }
 
 func addFunc(cmd *cobra.Command, args []string) error {
-	bundleImages, err := cmd.Flags().GetStringSlice("bundle-images")
+	permissive, err := cmd.Flags().GetBool("permissive")
 	if err != nil {
 		return err
 	}
-	fromFilename, err := cmd.Flags().GetString("database")
+	skipTLS, err := cmd.Flags().GetBool("skip-tls")
 	if err != nil {
 		return err
 	}
-	permissive, err := cmd.Flags().GetBool("permissive")
+	fromFilename, err := cmd.Flags().GetString("database")
 	if err != nil {
 		return err
 	}
-	skipTLS, err := cmd.Flags().GetBool("skip-tls")
+	bundleImages, err := cmd.Flags().GetStringSlice("bundle-images")
 	if err != nil {
 		return err
 	}
 
 	request := registry.AddToRegistryRequest{
-		Bundles:       bundleImages,
-		InputDatabase: fromFilename,
 		Permissive:    permissive,
 		SkipTLS:       skipTLS,
+		InputDatabase: fromFilename,
+		Bundles:       bundleImages,
 	}
 
 	logger := logrus.WithFields(logrus.Fields{"bundles": bundleImages})

go.mod

@@ -3,44 +3,40 @@ module github.com/operator-framework/operator-registry
 go 1.13
 
 require (
-	github.com/Microsoft/hcsshim v0.8.7 // indirect
 	github.com/antihax/optional v0.0.0-20180407024304-ca021399b1a6
 	github.com/blang/semver v3.5.0+incompatible
 	github.com/containerd/containerd v1.3.2
 	github.com/containerd/continuity v0.0.0-20200228182428-0f16d7a0959c // indirect
+	github.com/containers/buildah v1.14.3
 	github.com/docker/cli v0.0.0-20200130152716-5d0cf8839492
 	github.com/docker/distribution v2.7.1+incompatible
 	github.com/docker/docker v1.4.2-0.20200203170920-46ec8731fbce
-	github.com/docker/docker-credential-helpers v0.6.3 // indirect
 	github.com/docker/go-events v0.0.0-20190806004212-e31b211e4f1c // indirect
 	github.com/ghodss/yaml v1.0.0
 	github.com/gogo/protobuf v1.3.1 // indirect
 	github.com/golang-migrate/migrate/v4 v4.6.2
 	github.com/golang/mock v1.3.1
 	github.com/golang/protobuf v1.3.2
-	github.com/google/go-cmp v0.4.0 // indirect
 	github.com/grpc-ecosystem/grpc-health-probe v0.2.1-0.20181220223928-2bf0a5b182db
 	github.com/mattn/go-sqlite3 v1.10.0
 	github.com/maxbrunsfeld/counterfeiter/v6 v6.2.2
 	github.com/morikuni/aec v1.0.0 // indirect
-	github.com/onsi/ginkgo v1.10.1
-	github.com/onsi/gomega v1.7.0
-	github.com/opencontainers/image-spec v1.0.1
-	github.com/opencontainers/runc v0.1.1 // indirect
+	github.com/onsi/ginkgo v1.12.0
+	github.com/onsi/gomega v1.9.0
+	github.com/opencontainers/image-spec v1.0.2-0.20190823105129-775207bd45b6
 	github.com/operator-framework/api v0.1.1
 	github.com/otiai10/copy v1.0.2
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/pkg/errors v0.9.1
 	github.com/sirupsen/logrus v1.4.2
-	github.com/spf13/cobra v0.0.5
-	github.com/stretchr/testify v1.4.0
+	github.com/spf13/cobra v0.0.6
+	github.com/stretchr/testify v1.5.1
 	go.etcd.io/bbolt v1.3.3
-	golang.org/x/crypto v0.0.0-20200128174031-69ecbb4d6d5d // indirect
 	golang.org/x/mod v0.2.0
 	golang.org/x/net v0.0.0-20191028085509-fe3aa8a45271
 	golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
-	google.golang.org/grpc v1.23.1
+	google.golang.org/grpc v1.24.0
 	gopkg.in/yaml.v2 v2.2.8
 	k8s.io/api v0.17.3
 	k8s.io/apiextensions-apiserver v0.17.3