Add 401 response (#13)

* Switch to go modules
* Add utility function to get a 401 response object
* Typo
* Fix cloudbuild.yaml

api/interface.go

@@ -116,7 +116,7 @@ func AuthorizedResponse() *AuthorizationResponse {
 	}
 }
 
-// Minimal DENIED response
+// Minimal FORBIDDEN (403) response
 func UnauthorizedResponse() *AuthorizationResponse {
 	return &AuthorizationResponse{
 		CheckResponse: envoyauthv2.CheckResponse{
@@ -127,6 +127,24 @@ func UnauthorizedResponse() *AuthorizationResponse {
 	}
 }
 
+// Minimal UNAUTHORIZED (401) response
+func UnauthenticatedResponse() *AuthorizationResponse {
+	return &AuthorizationResponse{
+		CheckResponse: envoyauthv2.CheckResponse{
+			Status: &status.Status{
+				Code: int32(codes.Unauthenticated),
+			},
+			HttpResponse: &envoyauthv2.CheckResponse_DeniedResponse{
+				DeniedResponse: &envoyauthv2.DeniedHttpResponse{
+					Status: &envoytype.HttpStatus{
+						Code: envoytype.StatusCode_Unauthorized,
+					},
+				},
+			},
+		},
+	}
+}
+
 func InternalServerErrorResponse() *AuthorizationResponse {
 	resp := UnauthorizedResponse()
 	resp.CheckResponse.HttpResponse = &envoyauthv2.CheckResponse_DeniedResponse{

changelog/v0.1.2/add-unauthenticated-response.yaml

@@ -0,0 +1,6 @@
+changelog:
+- type: NEW_FEATURE
+  description: Add a utility function to get a basic `401 Unauthorized` response.
+  issueLink: https://github.com/solo-io/ext-auth-plugins/issues/12
+- type: NON_USER_FACING
+  description: Switch to [Go Modules](https://blog.golang.org/using-go-modules) to manage dependencies.

cloudbuild.yaml

@@ -1,19 +1,4 @@
 steps:
-# Using dep container from github.com/solo-io/cloud-builders/dep
-# This copies files into the proper workspace layout and so must be run before other tasks.
-# Subsequent steps must set the $GOPATH env variable.
-- name: 'gcr.io/$PROJECT_ID/dep'
-  id: 'dep'
-  args: ['ensure']
-  env:
-  - 'PROJECT_ROOT=github.com/solo-io/ext-auth-plugins'
-
-- name: 'gcr.io/$PROJECT_ID/ginkgo:0.1.12'
+- name: 'gcr.io/$PROJECT_ID/go-mod-ginkgo:0.2.1'
   id: 'test'
-  args: ['-r']
-  env:
-  - 'PROJECT_ROOT=github.com/solo-io/ext-auth-plugins'
-  - 'GOPATH=/workspace/gopath'
-  - 'TAGGED_VERSION=$TAG_NAME'
-  - 'BUILD_ID=$BUILD_ID'
-  dir: './gopath/src/github.com/solo-io/ext-auth-plugins'
+  args: ['-r']

go.mod

@@ -0,0 +1,20 @@
+module github.com/solo-io/ext-auth-plugins
+
+go 1.13
+
+require (
+	github.com/envoyproxy/go-control-plane v0.9.0
+	github.com/envoyproxy/protoc-gen-validate v0.1.0
+	github.com/golang/protobuf v1.3.2
+	github.com/hpcloud/tail v1.0.1-0.20180514194441-a1dbeea552b7
+	github.com/onsi/ginkgo v1.7.0
+	github.com/onsi/gomega v1.4.3
+	golang.org/x/net v0.0.0-20190611141213-3f473d35a33a
+	golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a
+	golang.org/x/text v0.3.0
+	google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55
+	google.golang.org/grpc v1.23.0
+	gopkg.in/fsnotify/fsnotify.v1 v1.4.7
+	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7
+	gopkg.in/yaml.v2 v2.2.1
+)