refactor: export oci

internal/oci/types.go

@@ -1,5 +0,0 @@
-package oci
-
-const (
-	InTotoPredicateType     = "in-toto.io/predicate-type"
-)

internal/test/test.go

@@ -5,7 +5,7 @@ import (
 	"os"
 	"testing"
 
-	"github.com/docker/attest/internal/oci"
+	"github.com/docker/attest/pkg/oci"
 	"github.com/docker/attest/pkg/policy"
 	"github.com/docker/attest/pkg/signerverifier"
 	"github.com/docker/attest/pkg/tlog"

pkg/oci/oci.go

@@ -9,7 +9,6 @@ import (
 	"github.com/containerd/containerd/platforms"
 	"github.com/distribution/reference"
 	att "github.com/docker/attest/pkg/attestation"
-	"github.com/docker/attest/pkg/types"
 	"github.com/google/go-containerregistry/pkg/authn"
 	"github.com/google/go-containerregistry/pkg/name"
 	v1 "github.com/google/go-containerregistry/pkg/v1"
@@ -72,11 +71,11 @@ func attestationManifestFromOCILayout(path string, platformStr string) (*Attesta
 		}
 	}
 	for _, mf := range mfs2.Manifests {
-		if mf.Annotations[types.DockerReferenceType] != types.AttestationManifestType {
+		if mf.Annotations[DockerReferenceType] != AttestationManifestType {
 			continue
 		}
 
-		if mf.Annotations[types.DockerReferenceDigest] != imageDigest {
+		if mf.Annotations[DockerReferenceDigest] != imageDigest {
 			continue
 		}
 

pkg/oci/types.go

@@ -0,0 +1,8 @@
+package oci
+
+const (
+	DockerReferenceType     = "vnd.docker.reference.type"
+	DockerReferenceDigest   = "vnd.docker.reference.digest"
+	AttestationManifestType = "attestation-manifest"
+	InTotoPredicateType     = "in-toto.io/predicate-type"
+)

pkg/policy/evaluator.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/docker/attest/internal/oci"
+	"github.com/docker/attest/pkg/oci"
 )
 
 type policyEvaluatorCtxKeyType struct{}

pkg/policy/policy.go

@@ -9,8 +9,8 @@ import (
 	"strings"
 
 	"github.com/distribution/reference"
-	"github.com/docker/attest/internal/oci"
 	"github.com/docker/attest/internal/util"
+	"github.com/docker/attest/pkg/oci"
 	"github.com/docker/attest/pkg/tuf"
 
 	goyaml "gopkg.in/yaml.v3"

pkg/policy/policy_test.go

@@ -6,9 +6,9 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/docker/attest/internal/oci"
 	"github.com/docker/attest/internal/test"
 	"github.com/docker/attest/pkg/attestation"
+	"github.com/docker/attest/pkg/oci"
 	"github.com/docker/attest/pkg/policy"
 	"github.com/docker/attest/pkg/tuf"
 	"github.com/stretchr/testify/assert"

pkg/policy/rego.go

@@ -7,8 +7,8 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/docker/attest/internal/oci"
 	att "github.com/docker/attest/pkg/attestation"
+	"github.com/docker/attest/pkg/oci"
 	intoto "github.com/in-toto/in-toto-golang/in_toto"
 	"github.com/open-policy-agent/opa/ast"
 	"github.com/open-policy-agent/opa/rego"