Merge "Groom phase/executors package"

pkg/bootstrap/isogen/command.go

@@ -49,6 +49,7 @@ type BootstrapIsoOptions struct {
 	Writer io.Writer
 }
 
+// VerifyInputs verifies image configuration
 func VerifyInputs(cfg *v1alpha1.IsoConfiguration) error {
 	if cfg.IsoContainer.Volume == "" {
 		return config.ErrMissingConfig{

pkg/phase/client.go

@@ -37,20 +37,11 @@ type ExecutorRegistry func() map[schema.GroupVersionKind]ifc.ExecutorFactory
 func DefaultExecutorRegistry() map[schema.GroupVersionKind]ifc.ExecutorFactory {
 	execMap := make(map[schema.GroupVersionKind]ifc.ExecutorFactory)
 
-	if err := executors.RegisterExecutor(execMap); err != nil {
+	for _, execName := range []string{executors.Clusterctl, executors.KubernetesApply,
-		log.Fatal(ErrExecutorRegistration{ExecutorName: "clusterctl", Err: err})
+		executors.Isogen, executors.GenericContainer, executors.Ephemeral} {
+		if err := executors.RegisterExecutor(execName, execMap); err != nil {
+			log.Fatal(ErrExecutorRegistration{ExecutorName: execName, Err: err})
 		}
-	if err := executors.RegisterKubeApplierExecutor(execMap); err != nil {
-		log.Fatal(ErrExecutorRegistration{ExecutorName: "kubernetes-apply", Err: err})
-	}
-	if err := executors.RegisterIsogenExecutor(execMap); err != nil {
-		log.Fatal(ErrExecutorRegistration{ExecutorName: "isogen", Err: err})
-	}
-	if err := executors.RegisterContainerExecutor(execMap); err != nil {
-		log.Fatal(ErrExecutorRegistration{ExecutorName: "generic-container", Err: err})
-	}
-	if err := executors.RegisterEphemeralExecutor(execMap); err != nil {
-		log.Fatal(ErrExecutorRegistration{ExecutorName: "ephemeral", Err: err})
 	}
 	return execMap
 }

pkg/phase/executors/clusterctl.go

@@ -17,8 +17,6 @@ package executors
 import (
 	"io"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
-
 	airshipv1 "opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/cluster/clustermap"
 	"opendev.org/airship/airshipctl/pkg/clusterctl/client"
@@ -41,19 +39,8 @@ type ClusterctlExecutor struct {
 	kubecfg    kubeconfig.Interface
 }
 
-// RegisterExecutor adds executor to phase executor registry
+// NewClusterctlExecutor creates instance of 'clusterctl init' phase executor
-func RegisterExecutor(registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
+func NewClusterctlExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
-	obj := &airshipv1.Clusterctl{}
-	gvks, _, err := airshipv1.Scheme.ObjectKinds(obj)
-	if err != nil {
-		return err
-	}
-	registry[gvks[0]] = NewExecutor
-	return nil
-}
-
-// NewExecutor creates instance of 'clusterctl init' phase executor
-func NewExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
 	options := airshipv1.DefaultClusterctl()
 	if err := cfg.ExecutorDocument.ToAPIObject(options, airshipv1.Scheme); err != nil {
 		return nil, err
@@ -80,7 +67,7 @@ func (c *ClusterctlExecutor) Run(evtCh chan events.Event, opts ifc.RunOptions) {
 	case airshipv1.Init:
 		c.init(opts, evtCh)
 	default:
-		c.handleErr(ErrUnknownExecutorAction{Action: string(c.options.Action)}, evtCh)
+		handleError(evtCh, ErrUnknownExecutorAction{Action: string(c.options.Action)})
 	}
 }
 
@@ -92,23 +79,23 @@ func (c *ClusterctlExecutor) move(opts ifc.RunOptions, evtCh chan events.Event)
 	ns := c.options.MoveOptions.Namespace
 	kubeConfigFile, cleanup, err := c.kubecfg.GetFile()
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 	defer cleanup()
 	fromCluster, err := c.clusterMap.ParentCluster(c.clusterName)
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 	fromContext, err := c.clusterMap.ClusterKubeconfigContext(fromCluster)
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 	toContext, err := c.clusterMap.ClusterKubeconfigContext(c.clusterName)
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 
@@ -117,7 +104,7 @@ func (c *ClusterctlExecutor) move(opts ifc.RunOptions, evtCh chan events.Event)
 	if !opts.DryRun {
 		err = c.Move(kubeConfigFile, fromContext, kubeConfigFile, toContext, ns)
 		if err != nil {
-			c.handleErr(err, evtCh)
+			handleError(evtCh, err)
 			return
 		}
 	}
@@ -135,7 +122,7 @@ func (c *ClusterctlExecutor) init(opts ifc.RunOptions, evtCh chan events.Event)
 	})
 	kubeConfigFile, cleanup, err := c.kubecfg.GetFile()
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 
@@ -153,14 +140,14 @@ func (c *ClusterctlExecutor) init(opts ifc.RunOptions, evtCh chan events.Event)
 
 	context, err := c.clusterMap.ClusterKubeconfigContext(c.clusterName)
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 
 	// Use cluster name as context in kubeconfig file
 	err = c.Init(kubeConfigFile, context)
 	if err != nil {
-		c.handleErr(err, evtCh)
+		handleError(evtCh, err)
 		return
 	}
 	evtCh <- events.NewEvent().WithClusterctlEvent(events.ClusterctlEvent{
@@ -169,12 +156,6 @@ func (c *ClusterctlExecutor) init(opts ifc.RunOptions, evtCh chan events.Event)
 	})
 }
 
-func (c *ClusterctlExecutor) handleErr(err error, evtCh chan events.Event) {
-	evtCh <- events.NewEvent().WithErrorEvent(events.ErrorEvent{
-		Error: err,
-	})
-}
-
 // Validate executor configuration and documents
 func (c *ClusterctlExecutor) Validate() error {
 	return errors.ErrNotImplemented{}

pkg/phase/executors/clusterctl_test.go

@@ -23,17 +23,14 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"k8s.io/apimachinery/pkg/runtime/schema"
 
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/cluster/clustermap"
-	"opendev.org/airship/airshipctl/pkg/config"
 	"opendev.org/airship/airshipctl/pkg/document"
 	airerrors "opendev.org/airship/airshipctl/pkg/errors"
 	"opendev.org/airship/airshipctl/pkg/events"
 	"opendev.org/airship/airshipctl/pkg/fs"
 	"opendev.org/airship/airshipctl/pkg/k8s/kubeconfig"
-	"opendev.org/airship/airshipctl/pkg/phase"
 	"opendev.org/airship/airshipctl/pkg/phase/executors"
 	"opendev.org/airship/airshipctl/pkg/phase/ifc"
 	testfs "opendev.org/airship/airshipctl/testutil/fs"
@@ -59,22 +56,8 @@ providers:
       v0.3.3: manifests/function/capi/v0.3.3`
 )
 
-func TestRegisterExecutor(t *testing.T) {
-	registry := make(map[schema.GroupVersionKind]ifc.ExecutorFactory)
-	expectedGVK := schema.GroupVersionKind{
-		Group:   "airshipit.org",
-		Version: "v1alpha1",
-		Kind:    "Clusterctl",
-	}
-	err := executors.RegisterExecutor(registry)
-	require.NoError(t, err)
-
-	_, found := registry[expectedGVK]
-	assert.True(t, found)
-}
-
 func TestNewExecutor(t *testing.T) {
-	sampleCfgDoc := executorDoc(t, "init")
+	sampleCfgDoc := executorDoc(t, fmt.Sprintf(executorConfigTmpl, "init"))
 	testCases := []struct {
 		name        string
 		helper      ifc.Helper
@@ -82,13 +65,13 @@ func TestNewExecutor(t *testing.T) {
 	}{
 		{
 			name:   "New Clusterctl Executor",
-			helper: makeDefaultHelper(t),
+			helper: makeDefaultHelper(t, "../../clusterctl/client/testdata"),
 		},
 	}
 	for _, test := range testCases {
 		tt := test
 		t.Run(tt.name, func(t *testing.T) {
-			_, actualErr := executors.NewExecutor(ifc.ExecutorConfig{
+			_, actualErr := executors.NewClusterctlExecutor(ifc.ExecutorConfig{
 				ExecutorDocument: sampleCfgDoc,
 				Helper:           tt.helper,
 			})
@@ -110,7 +93,7 @@ func TestExecutorRun(t *testing.T) {
 	}{
 		{
 			name:       "Error unknown action",
-			cfgDoc:     executorDoc(t, "someAction"),
+			cfgDoc:     executorDoc(t, fmt.Sprintf(executorConfigTmpl, "someAction")),
 			bundlePath: "testdata/executor_init",
 			expectedEvt: []events.Event{
 				wrapError(executors.ErrUnknownExecutorAction{Action: "someAction"}),
@@ -119,7 +102,7 @@ func TestExecutorRun(t *testing.T) {
 		},
 		{
 			name:   "Error temporary file",
-			cfgDoc: executorDoc(t, "init"),
+			cfgDoc: executorDoc(t, fmt.Sprintf(executorConfigTmpl, "init")),
 			fs: testfs.MockFileSystem{
 				MockTempFile: func(string, string) (fs.File, error) {
 					return nil, errTmpFile
@@ -136,7 +119,7 @@ func TestExecutorRun(t *testing.T) {
 		},
 		{
 			name:   "Regular Run init",
-			cfgDoc: executorDoc(t, "init"),
+			cfgDoc: executorDoc(t, fmt.Sprintf(executorConfigTmpl, "init")),
 			fs: testfs.MockFileSystem{
 				MockTempFile: func(string, string) (fs.File, error) {
 					return testfs.TestFile{
@@ -167,10 +150,10 @@ func TestExecutorRun(t *testing.T) {
 				kubeconfig.FromByte([]byte("someKubeConfig")),
 				kubeconfig.InjectFileSystem(tt.fs),
 			)
-			executor, err := executors.NewExecutor(
+			executor, err := executors.NewClusterctlExecutor(
 				ifc.ExecutorConfig{
 					ExecutorDocument: tt.cfgDoc,
-					Helper:           makeDefaultHelper(t),
+					Helper:           makeDefaultHelper(t, "../../clusterctl/client/testdata"),
 					KubeConfig:       kubeCfg,
 					ClusterMap:       tt.clusterMap,
 				})
@@ -197,11 +180,11 @@ func TestExecutorRun(t *testing.T) {
 }
 
 func TestExecutorValidate(t *testing.T) {
-	sampleCfgDoc := executorDoc(t, "init")
+	sampleCfgDoc := executorDoc(t, fmt.Sprintf(executorConfigTmpl, "init"))
-	executor, err := executors.NewExecutor(
+	executor, err := executors.NewClusterctlExecutor(
 		ifc.ExecutorConfig{
 			ExecutorDocument: sampleCfgDoc,
-			Helper:           makeDefaultHelper(t),
+			Helper:           makeDefaultHelper(t, "../../clusterctl/client/testdata"),
 		})
 	require.NoError(t, err)
 	expectedErr := airerrors.ErrNotImplemented{}
@@ -210,11 +193,11 @@ func TestExecutorValidate(t *testing.T) {
 }
 
 func TestExecutorRender(t *testing.T) {
-	sampleCfgDoc := executorDoc(t, "init")
+	sampleCfgDoc := executorDoc(t, fmt.Sprintf(executorConfigTmpl, "init"))
-	executor, err := executors.NewExecutor(
+	executor, err := executors.NewClusterctlExecutor(
 		ifc.ExecutorConfig{
 			ExecutorDocument: sampleCfgDoc,
-			Helper:           makeDefaultHelper(t),
+			Helper:           makeDefaultHelper(t, "../../clusterctl/client/testdata"),
 		})
 	require.NoError(t, err)
 	actualOut := &bytes.Buffer{}
@@ -222,29 +205,3 @@ func TestExecutorRender(t *testing.T) {
 	assert.Len(t, actualOut.Bytes(), 0)
 	assert.NoError(t, actualErr)
 }
-
-func makeDefaultHelper(t *testing.T) ifc.Helper {
-	t.Helper()
-	cfg := config.NewConfig()
-	cfg.Manifests[config.AirshipDefaultManifest].TargetPath = "../../clusterctl/client/testdata"
-	cfg.Manifests[config.AirshipDefaultManifest].MetadataPath = "metadata.yaml"
-	cfg.Manifests[config.AirshipDefaultManifest].Repositories[config.DefaultTestPhaseRepo].URLString = ""
-	cfg.SetLoadedConfigPath(".")
-	helper, err := phase.NewHelper(cfg)
-	require.NoError(t, err)
-	require.NotNil(t, helper)
-	return helper
-}
-
-func executorDoc(t *testing.T, action string) document.Document {
-	cfg := []byte(fmt.Sprintf(executorConfigTmpl, action))
-	cfgDoc, err := document.NewDocumentFromBytes(cfg)
-	require.NoError(t, err)
-	return cfgDoc
-}
-
-func wrapError(err error) events.Event {
-	return events.NewEvent().WithErrorEvent(events.ErrorEvent{
-		Error: err,
-	})
-}

pkg/phase/executors/common.go

@@ -0,0 +1,71 @@
+/*
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     https://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+package executors
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+
+	airshipv1 "opendev.org/airship/airshipctl/pkg/api/v1alpha1"
+	"opendev.org/airship/airshipctl/pkg/events"
+	"opendev.org/airship/airshipctl/pkg/phase/ifc"
+)
+
+// Constants related to phase executor names
+const (
+	Clusterctl       = "clusterctl"
+	KubernetesApply  = "kubernetes-apply"
+	Isogen           = "isogen"
+	GenericContainer = "generic-container"
+	Ephemeral        = "ephemeral"
+)
+
+// RegisterExecutor adds executor to phase executor registry
+func RegisterExecutor(executorName string, registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
+	var gvks []schema.GroupVersionKind
+	var execObj ifc.ExecutorFactory
+	var err error
+
+	switch executorName {
+	case Clusterctl:
+		gvks, _, err = airshipv1.Scheme.ObjectKinds(&airshipv1.Clusterctl{})
+		execObj = NewClusterctlExecutor
+	case KubernetesApply:
+		gvks, _, err = airshipv1.Scheme.ObjectKinds(&airshipv1.KubernetesApply{})
+		execObj = NewKubeApplierExecutor
+	case Isogen:
+		gvks, _, err = airshipv1.Scheme.ObjectKinds(airshipv1.DefaultIsoConfiguration())
+		execObj = NewIsogenExecutor
+	case GenericContainer:
+		gvks, _, err = airshipv1.Scheme.ObjectKinds(airshipv1.DefaultGenericContainer())
+		execObj = NewContainerExecutor
+	case Ephemeral:
+		gvks, _, err = airshipv1.Scheme.ObjectKinds(airshipv1.DefaultBootConfiguration())
+		execObj = NewEphemeralExecutor
+	default:
+		return ErrUnknownExecutorName{ExecutorName: executorName}
+	}
+
+	if err != nil {
+		return err
+	}
+	registry[gvks[0]] = execObj
+	return nil
+}
+
+func handleError(ch chan<- events.Event, err error) {
+	ch <- events.NewEvent().WithErrorEvent(events.ErrorEvent{
+		Error: err,
+	})
+}

pkg/phase/executors/common_test.go

@@ -0,0 +1,134 @@
+/*
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     https://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+package executors_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+
+	"opendev.org/airship/airshipctl/pkg/config"
+	"opendev.org/airship/airshipctl/pkg/document"
+	"opendev.org/airship/airshipctl/pkg/events"
+	"opendev.org/airship/airshipctl/pkg/phase"
+	"opendev.org/airship/airshipctl/pkg/phase/executors"
+	"opendev.org/airship/airshipctl/pkg/phase/ifc"
+)
+
+func TestRegisterExecutor(t *testing.T) {
+	testCases := []struct {
+		name         string
+		executorName string
+		registry     map[schema.GroupVersionKind]ifc.ExecutorFactory
+		expectedGVK  schema.GroupVersionKind
+		expectedErr  error
+	}{
+		{
+			name:         "register clusterctl executor",
+			executorName: executors.Clusterctl,
+			registry:     make(map[schema.GroupVersionKind]ifc.ExecutorFactory),
+			expectedGVK: schema.GroupVersionKind{
+				Group:   "airshipit.org",
+				Version: "v1alpha1",
+				Kind:    "Clusterctl",
+			},
+		},
+		{
+			name:         "register container executor",
+			executorName: executors.GenericContainer,
+			registry:     make(map[schema.GroupVersionKind]ifc.ExecutorFactory),
+			expectedGVK: schema.GroupVersionKind{
+				Group:   "airshipit.org",
+				Version: "v1alpha1",
+				Kind:    "GenericContainer",
+			},
+		},
+		{
+			name:         "register isogen executor",
+			executorName: executors.Isogen,
+			registry:     make(map[schema.GroupVersionKind]ifc.ExecutorFactory),
+			expectedGVK: schema.GroupVersionKind{
+				Group:   "airshipit.org",
+				Version: "v1alpha1",
+				Kind:    "IsoConfiguration",
+			},
+		},
+		{
+			name:         "register k8s applier executor",
+			executorName: executors.KubernetesApply,
+			registry:     make(map[schema.GroupVersionKind]ifc.ExecutorFactory),
+			expectedGVK: schema.GroupVersionKind{
+				Group:   "airshipit.org",
+				Version: "v1alpha1",
+				Kind:    "KubernetesApply",
+			},
+		},
+		{
+			name:         "register ephemeral executor",
+			executorName: executors.Ephemeral,
+			registry:     make(map[schema.GroupVersionKind]ifc.ExecutorFactory),
+			expectedGVK: schema.GroupVersionKind{
+				Group:   "airshipit.org",
+				Version: "v1alpha1",
+				Kind:    "BootConfiguration",
+			},
+		},
+	}
+	for _, test := range testCases {
+		tt := test
+		t.Run(tt.name, func(t *testing.T) {
+			err := executors.RegisterExecutor(tt.executorName, tt.registry)
+			require.NoError(t, err)
+
+			_, found := tt.registry[tt.expectedGVK]
+			assert.True(t, found)
+		})
+	}
+}
+
+func makeDefaultHelper(t *testing.T, targetPath string) ifc.Helper {
+	t.Helper()
+	cfg := config.NewConfig()
+	cfg.Manifests[config.AirshipDefaultManifest].TargetPath = targetPath
+	cfg.Manifests[config.AirshipDefaultManifest].MetadataPath = "metadata.yaml"
+	cfg.Manifests[config.AirshipDefaultManifest].Repositories[config.DefaultTestPhaseRepo].URLString = ""
+	cfg.SetLoadedConfigPath(".")
+	helper, err := phase.NewHelper(cfg)
+	require.NoError(t, err)
+	require.NotNil(t, helper)
+	return helper
+}
+
+// executorDoc converts string to document object
+func executorDoc(t *testing.T, s string) document.Document {
+	doc, err := document.NewDocumentFromBytes([]byte(s))
+	require.NoError(t, err)
+	require.NotNil(t, doc)
+	return doc
+}
+
+func testBundleFactory(path string) document.BundleFactoryFunc {
+	return func() (document.Bundle, error) {
+		return document.NewBundleByPath(path)
+	}
+}
+
+func wrapError(err error) events.Event {
+	return events.NewEvent().WithErrorEvent(events.ErrorEvent{
+		Error: err,
+	})
+}

pkg/phase/executors/container.go

@@ -26,8 +26,6 @@ import (
 	kyaml "sigs.k8s.io/kustomize/kyaml/yaml"
 	"sigs.k8s.io/yaml"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
-
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/document"
 	"opendev.org/airship/airshipctl/pkg/errors"
@@ -47,17 +45,6 @@ type ContainerExecutor struct {
 	targetPath string
 }
 
-// RegisterContainerExecutor adds executor to phase executor registry
-func RegisterContainerExecutor(registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
-	obj := v1alpha1.DefaultGenericContainer()
-	gvks, _, err := v1alpha1.Scheme.ObjectKinds(obj)
-	if err != nil {
-		return err
-	}
-	registry[gvks[0]] = NewContainerExecutor
-	return nil
-}
-
 // NewContainerExecutor creates instance of phase executor
 func NewContainerExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
 	bundle, err := cfg.BundleFactory()

pkg/phase/executors/container_test.go

@@ -20,15 +20,12 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"k8s.io/apimachinery/pkg/runtime/schema"
 	"sigs.k8s.io/kustomize/kyaml/fn/runtime/runtimeutil"
 	"sigs.k8s.io/kustomize/kyaml/runfn"
 	kyaml "sigs.k8s.io/kustomize/kyaml/yaml"
 
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
-	"opendev.org/airship/airshipctl/pkg/config"
 	"opendev.org/airship/airshipctl/pkg/document"
-	"opendev.org/airship/airshipctl/pkg/phase"
 	"opendev.org/airship/airshipctl/pkg/phase/executors"
 	"opendev.org/airship/airshipctl/pkg/phase/ifc"
 	yaml_util "opendev.org/airship/airshipctl/pkg/util/yaml"
@@ -109,27 +106,13 @@ type: Opaque
 `
 )
 
-func TestRegisterContainerExecutor(t *testing.T) {
-	registry := make(map[schema.GroupVersionKind]ifc.ExecutorFactory)
-	expectedGVK := schema.GroupVersionKind{
-		Group:   "airshipit.org",
-		Version: "v1alpha1",
-		Kind:    "GenericContainer",
-	}
-	err := executors.RegisterContainerExecutor(registry)
-	require.NoError(t, err)
-
-	_, found := registry[expectedGVK]
-	assert.True(t, found)
-}
-
 func TestNewContainerExecutor(t *testing.T) {
 	execDoc, err := document.NewDocumentFromBytes([]byte(containerExecutorDoc))
 	require.NoError(t, err)
 	_, err = executors.NewContainerExecutor(ifc.ExecutorConfig{
 		ExecutorDocument: execDoc,
 		BundleFactory:    testBundleFactory(singleExecutorBundlePath),
-		Helper:           makeDefaultContainerHelper(t),
+		Helper:           makeDefaultHelper(t, "../../container/testdata"),
 	})
 	require.NoError(t, err)
 }
@@ -236,16 +219,3 @@ func TestPrepareFunctions(t *testing.T) {
 
 	assert.Equal(t, transformedFunction, strFuncs)
 }
-
-func makeDefaultContainerHelper(t *testing.T) ifc.Helper {
-	t.Helper()
-	cfg := config.NewConfig()
-	cfg.Manifests[config.AirshipDefaultManifest].TargetPath = "../../container/testdata"
-	cfg.Manifests[config.AirshipDefaultManifest].MetadataPath = "metadata.yaml"
-	cfg.Manifests[config.AirshipDefaultManifest].Repositories[config.DefaultTestPhaseRepo].URLString = ""
-	cfg.SetLoadedConfigPath(".")
-	helper, err := phase.NewHelper(cfg)
-	require.NoError(t, err)
-	require.NotNil(t, helper)
-	return helper
-}

pkg/phase/executors/ephemeral.go

@@ -19,8 +19,6 @@ import (
 	"io"
 	"time"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
-
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/bootstrap/ephemeral"
 	"opendev.org/airship/airshipctl/pkg/container"
@@ -42,17 +40,6 @@ type EphemeralExecutor struct {
 	Container container.Container
 }
 
-// RegisterEphemeralExecutor adds executor to phase executor registry
-func RegisterEphemeralExecutor(registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
-	obj := v1alpha1.DefaultBootConfiguration()
-	gvks, _, err := v1alpha1.Scheme.ObjectKinds(obj)
-	if err != nil {
-		return err
-	}
-	registry[gvks[0]] = NewEphemeralExecutor
-	return nil
-}
-
 // NewEphemeralExecutor creates instance of phase executor
 func NewEphemeralExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
 	apiObj := &v1alpha1.BootConfiguration{}
@@ -92,7 +79,7 @@ func (c *EphemeralExecutor) Run(evtCh chan events.Event, opts ifc.RunOptions) {
 			c.BootConf.BootstrapContainer.ContainerRuntime,
 			c.BootConf.BootstrapContainer.Image)
 		if err != nil {
-			handleEphemeralError(evtCh, err)
+			handleError(evtCh, err)
 			return
 		}
 		c.Container = builder
@@ -111,7 +98,7 @@ func (c *EphemeralExecutor) Run(evtCh chan events.Event, opts ifc.RunOptions) {
 
 	err := bootstrapOpts.VerifyInputs()
 	if err != nil {
-		handleEphemeralError(evtCh, err)
+		handleError(evtCh, err)
 		return
 	}
 
@@ -122,7 +109,7 @@ func (c *EphemeralExecutor) Run(evtCh chan events.Event, opts ifc.RunOptions) {
 
 	err = bootstrapOpts.CreateBootstrapContainer()
 	if err != nil {
-		handleEphemeralError(evtCh, err)
+		handleError(evtCh, err)
 		return
 	}
 
@@ -133,7 +120,7 @@ func (c *EphemeralExecutor) Run(evtCh chan events.Event, opts ifc.RunOptions) {
 
 	err = bootstrapOpts.VerifyArtifacts()
 	if err != nil {
-		handleEphemeralError(evtCh, err)
+		handleError(evtCh, err)
 		return
 	}
 
@@ -153,12 +140,3 @@ func (c *EphemeralExecutor) Render(w io.Writer, _ ifc.RenderOptions) error {
 	log.Print("Ephemeral Executor Render() will be implemented later.")
 	return nil
 }
-
-func handleEphemeralError(ch chan<- events.Event, err error) {
-	ch <- events.Event{
-		Type: events.ErrorType,
-		ErrorEvent: events.ErrorEvent{
-			Error: err,
-		},
-	}
-}

pkg/phase/executors/ephemeral_test.go

@@ -24,8 +24,6 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
-
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/bootstrap/ephemeral"
 	"opendev.org/airship/airshipctl/pkg/container"
@@ -57,21 +55,6 @@ bootstrapContainer:
 `
 )
 
-// TestRegisterEphemeralExecutor - Unit testing function RegisterEphemeralExecutor()
-func TestRegisterEphemeralExecutor(t *testing.T) {
-	registry := make(map[schema.GroupVersionKind]ifc.ExecutorFactory)
-	expectedGVK := schema.GroupVersionKind{
-		Group:   "airshipit.org",
-		Version: "v1alpha1",
-		Kind:    "BootConfiguration",
-	}
-	err := executors.RegisterEphemeralExecutor(registry)
-	require.NoError(t, err)
-
-	_, found := registry[expectedGVK]
-	assert.True(t, found)
-}
-
 // TestNewEphemeralExecutor - Unit testing function NewExecutor()
 func TestNewEphemeralExecutor(t *testing.T) {
 	execDoc, err := document.NewDocumentFromBytes([]byte(executorEphemeralDoc))

pkg/phase/executors/errors.go

@@ -35,3 +35,13 @@ type ErrIsogenNilBundle struct {
 func (e ErrIsogenNilBundle) Error() string {
 	return "Cannot build iso with empty bundle, no data source is available"
 }
+
+// ErrUnknownExecutorName is returned for unknown executor name parameter
+// received by RegisterExecutor function
+type ErrUnknownExecutorName struct {
+	ExecutorName string
+}
+
+func (e ErrUnknownExecutorName) Error() string {
+	return fmt.Sprintf("unknown executor name '%s'", e.ExecutorName)
+}

pkg/phase/executors/isogen.go

@@ -21,8 +21,6 @@ import (
 	"path/filepath"
 	"strings"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
-
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/bootstrap/isogen"
 	"opendev.org/airship/airshipctl/pkg/container"
@@ -44,17 +42,6 @@ type IsogenExecutor struct {
 	Builder container.Container
 }
 
-// RegisterIsogenExecutor adds executor to phase executor registry
-func RegisterIsogenExecutor(registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
-	obj := v1alpha1.DefaultIsoConfiguration()
-	gvks, _, err := v1alpha1.Scheme.ObjectKinds(obj)
-	if err != nil {
-		return err
-	}
-	registry[gvks[0]] = NewIsogenExecutor
-	return nil
-}
-
 // NewIsogenExecutor creates instance of phase executor
 func NewIsogenExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
 	apiObj := &v1alpha1.IsoConfiguration{
@@ -161,9 +148,3 @@ func (c *IsogenExecutor) Render(w io.Writer, _ ifc.RenderOptions) error {
 	_, err := w.Write([]byte{})
 	return err
 }
-
-func handleError(ch chan<- events.Event, err error) {
-	ch <- events.NewEvent().WithErrorEvent(events.ErrorEvent{
-		Error: err,
-	})
-}

pkg/phase/executors/isogen_test.go

@@ -23,7 +23,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"k8s.io/apimachinery/pkg/runtime/schema"
 
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/container"
@@ -53,20 +52,6 @@ container:
 	executorBundlePath = "../../bootstrap/isogen/testdata/primary/site/test-site/ephemeral/bootstrap"
 )
 
-func TestRegisterIsogenExecutor(t *testing.T) {
-	registry := make(map[schema.GroupVersionKind]ifc.ExecutorFactory)
-	expectedGVK := schema.GroupVersionKind{
-		Group:   "airshipit.org",
-		Version: "v1alpha1",
-		Kind:    "IsoConfiguration",
-	}
-	err := executors.RegisterIsogenExecutor(registry)
-	require.NoError(t, err)
-
-	_, found := registry[expectedGVK]
-	assert.True(t, found)
-}
-
 func TestNewIsogenExecutor(t *testing.T) {
 	execDoc, err := document.NewDocumentFromBytes([]byte(isogenExecutorDoc))
 	require.NoError(t, err)
@@ -176,9 +161,3 @@ func TestIsogenExecutorRun(t *testing.T) {
 		})
 	}
 }
-
-func testBundleFactory(path string) document.BundleFactoryFunc {
-	return func() (document.Bundle, error) {
-		return document.NewBundleByPath(path)
-	}
-}

pkg/phase/executors/k8s_applier.go

@@ -18,7 +18,6 @@ import (
 	"io"
 	"time"
 
-	"k8s.io/apimachinery/pkg/runtime/schema"
 	"sigs.k8s.io/cli-utils/pkg/common"
 
 	airshipv1 "opendev.org/airship/airshipctl/pkg/api/v1alpha1"
@@ -33,73 +32,47 @@ import (
 	"opendev.org/airship/airshipctl/pkg/phase/ifc"
 )
 
-// ExecutorOptions provide a way to configure executor
+var _ ifc.Executor = &KubeApplierExecutor{}
-type ExecutorOptions struct {
-	BundleName  string
-	ClusterName string
 
-	ExecutorDocument document.Document
+// KubeApplierExecutor applies resources to kubernetes
-	BundleFactory    document.BundleFactoryFunc
+type KubeApplierExecutor struct {
-	Kubeconfig       kubeconfig.Interface
-	Helper           ifc.Helper
-	ClusterMap       clustermap.ClusterMap
-}
-
-var _ ifc.Executor = &Executor{}
-
-// RegisterKubeApplierExecutor adds executor to phase executor registry
-func RegisterKubeApplierExecutor(registry map[schema.GroupVersionKind]ifc.ExecutorFactory) error {
-	obj := &airshipv1.KubernetesApply{}
-	gvks, _, err := airshipv1.Scheme.ObjectKinds(obj)
-	if err != nil {
-		return err
-	}
-	registry[gvks[0]] = registerExecutor
-	return nil
-}
-
-// registerExecutor is here so that executor in theory can be used outside phases
-func registerExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
-	return NewKubeApplierExecutor(ExecutorOptions{
-		ClusterName:      cfg.ClusterName,
-		BundleName:       cfg.PhaseName,
-		Helper:           cfg.Helper,
-		ExecutorDocument: cfg.ExecutorDocument,
-		BundleFactory:    cfg.BundleFactory,
-		Kubeconfig:       cfg.KubeConfig,
-		ClusterMap:       cfg.ClusterMap,
-	})
-}
-
-// Executor applies resources to kubernetes
-type Executor struct {
-	Options        ExecutorOptions
 	ExecutorBundle   document.Bundle
+	ExecutorDocument document.Document
+	BundleName       string
+	Helper           ifc.Helper
 
 	apiObject   *airshipv1.KubernetesApply
 	cleanup     kubeconfig.Cleanup
+	clusterMap  clustermap.ClusterMap
+	clusterName string
+	kubeconfig  kubeconfig.Interface
 }
 
 // NewKubeApplierExecutor returns instance of executor
-func NewKubeApplierExecutor(opts ExecutorOptions) (*Executor, error) {
+func NewKubeApplierExecutor(cfg ifc.ExecutorConfig) (ifc.Executor, error) {
 	apiObj := &airshipv1.KubernetesApply{}
-	err := opts.ExecutorDocument.ToAPIObject(apiObj, airshipv1.Scheme)
+	err := cfg.ExecutorDocument.ToAPIObject(apiObj, airshipv1.Scheme)
 	if err != nil {
 		return nil, err
 	}
-	bundle, err := opts.BundleFactory()
+	bundle, err := cfg.BundleFactory()
 	if err != nil {
 		return nil, err
 	}
-	return &Executor{
+	return &KubeApplierExecutor{
 		ExecutorBundle:   bundle,
-		Options:        opts,
+		BundleName:       cfg.PhaseName,
+		Helper:           cfg.Helper,
+		ExecutorDocument: cfg.ExecutorDocument,
 		apiObject:        apiObj,
+		clusterMap:       cfg.ClusterMap,
+		clusterName:      cfg.ClusterName,
+		kubeconfig:       cfg.KubeConfig,
 	}, nil
 }
 
 // Run executor, should be performed in separate go routine
-func (e *Executor) Run(ch chan events.Event, runOpts ifc.RunOptions) {
+func (e *KubeApplierExecutor) Run(ch chan events.Event, runOpts ifc.RunOptions) {
 	applier, filteredBundle, err := e.prepareApplier(ch)
 	if err != nil {
 		handleError(ch, err)
@@ -120,20 +93,20 @@ func (e *Executor) Run(ch chan events.Event, runOpts ifc.RunOptions) {
 	applyOptions := k8sapplier.ApplyOptions{
 		DryRunStrategy: dryRunStrategy,
 		Prune:          e.apiObject.Config.PruneOptions.Prune,
-		BundleName:     e.Options.BundleName,
+		BundleName:     e.BundleName,
 		WaitTimeout:    timeout,
 	}
 	applier.ApplyBundle(filteredBundle, applyOptions)
 }
 
-func (e *Executor) prepareApplier(ch chan events.Event) (*k8sapplier.Applier, document.Bundle, error) {
+func (e *KubeApplierExecutor) prepareApplier(ch chan events.Event) (*k8sapplier.Applier, document.Bundle, error) {
 	log.Debug("Getting kubeconfig context name from cluster map")
-	context, err := e.Options.ClusterMap.ClusterKubeconfigContext(e.Options.ClusterName)
+	context, err := e.clusterMap.ClusterKubeconfigContext(e.clusterName)
 	if err != nil {
 		return nil, nil, err
 	}
 	log.Debug("Getting kubeconfig file information from kubeconfig provider")
-	path, cleanup, err := e.Options.Kubeconfig.GetFile()
+	path, cleanup, err := e.kubeconfig.GetFile()
 	if err != nil {
 		return nil, nil, err
 	}
@@ -151,12 +124,12 @@ func (e *Executor) prepareApplier(ch chan events.Event) (*k8sapplier.Applier, do
 }
 
 // Validate document set
-func (e *Executor) Validate() error {
+func (e *KubeApplierExecutor) Validate() error {
 	return errors.ErrNotImplemented{}
 }
 
 // Render document set
-func (e *Executor) Render(w io.Writer, o ifc.RenderOptions) error {
+func (e *KubeApplierExecutor) Render(w io.Writer, o ifc.RenderOptions) error {
 	bundle, err := e.ExecutorBundle.SelectBundle(o.FilterSelector)
 	if err != nil {
 		return err

pkg/phase/executors/k8s_applier_test.go

@@ -23,13 +23,11 @@ import (
 
 	"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
 	"opendev.org/airship/airshipctl/pkg/cluster/clustermap"
-	"opendev.org/airship/airshipctl/pkg/config"
 	"opendev.org/airship/airshipctl/pkg/document"
 	"opendev.org/airship/airshipctl/pkg/events"
 	"opendev.org/airship/airshipctl/pkg/fs"
 	"opendev.org/airship/airshipctl/pkg/k8s/kubeconfig"
 	"opendev.org/airship/airshipctl/pkg/k8s/utils"
-	"opendev.org/airship/airshipctl/pkg/phase"
 	"opendev.org/airship/airshipctl/pkg/phase/executors"
 	"opendev.org/airship/airshipctl/pkg/phase/ifc"
 	testfs "opendev.org/airship/airshipctl/testutil/fs"
@@ -96,7 +94,7 @@ func TestNewKubeApplierExecutor(t *testing.T) {
 			name:          "valid executor",
 			cfgDoc:        ValidExecutorDoc,
 			kubeconf:      testKubeconfig(testValidKubeconfig),
-			helper:        makeKubeApplierDefaultHelper(t),
+			helper:        makeDefaultHelper(t, "../../k8s/applier/testdata"),
 			bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
 		},
 		{
@@ -109,7 +107,7 @@ metadata:
   labels:
     cli-utils.sigs.k8s.io/inventory-id: "some id"`,
 			expectedErr:   "wrong config document",
-			helper:        makeKubeApplierDefaultHelper(t),
+			helper:        makeDefaultHelper(t, "../../k8s/applier/testdata"),
 			bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
 		},
 
@@ -118,7 +116,7 @@ metadata:
 			cfgDoc:        ValidExecutorDoc,
 			expectedErr:   "no such file or directory",
 			kubeconf:      testKubeconfig(testValidKubeconfig),
-			helper:        makeKubeApplierDefaultHelper(t),
+			helper:        makeDefaultHelper(t, "../../k8s/applier/testdata"),
 			bundleFactory: testBundleFactory("does not exist"),
 		},
 	}
@@ -131,10 +129,10 @@ metadata:
 			require.NotNil(t, doc)
 
 			exec, err := executors.NewKubeApplierExecutor(
-				executors.ExecutorOptions{
+				ifc.ExecutorConfig{
 					ExecutorDocument: doc,
 					BundleFactory:    tt.bundleFactory,
-					Kubeconfig:       tt.kubeconf,
+					KubeConfig:       tt.kubeconf,
 					Helper:           tt.helper,
 				})
 			if tt.expectedErr != "" {
@@ -167,10 +165,10 @@ func TestKubeApplierExecutorRun(t *testing.T) {
 		{
 			name:          "cant read kubeconfig error",
 			containsErr:   "no such file or directory",
-			helper:        makeKubeApplierDefaultHelper(t),
+			helper:        makeDefaultHelper(t, "../../k8s/applier/testdata"),
 			bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
 			kubeconf:      testKubeconfig(`invalid kubeconfig`),
-			execDoc:       toKubernetesApply(t, ValidExecutorDocNamespaced),
+			execDoc:       executorDoc(t, ValidExecutorDocNamespaced),
 			clusterName:   "ephemeral-cluster",
 			clusterMap: clustermap.NewClusterMap(&v1alpha1.ClusterMap{
 				Map: map[string]*v1alpha1.Cluster{
@@ -181,10 +179,10 @@ func TestKubeApplierExecutorRun(t *testing.T) {
 		{
 			name:          "error cluster not defined",
 			containsErr:   "cluster  is not defined in in cluster map",
-			helper:        makeKubeApplierDefaultHelper(t),
+			helper:        makeDefaultHelper(t, "../../k8s/applier/testdata"),
 			bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
 			kubeconf:      testKubeconfig(testValidKubeconfig),
-			execDoc:       toKubernetesApply(t, ValidExecutorDocNamespaced),
+			execDoc:       executorDoc(t, ValidExecutorDocNamespaced),
 			clusterMap:    clustermap.NewClusterMap(v1alpha1.DefaultClusterMap()),
 		},
 	}
@@ -192,11 +190,11 @@ func TestKubeApplierExecutorRun(t *testing.T) {
 		tt := tt
 		t.Run(tt.name, func(t *testing.T) {
 			exec, err := executors.NewKubeApplierExecutor(
-				executors.ExecutorOptions{
+				ifc.ExecutorConfig{
 					ExecutorDocument: tt.execDoc,
 					Helper:           tt.helper,
 					BundleFactory:    tt.bundleFactory,
-					Kubeconfig:       tt.kubeconf,
+					KubeConfig:       tt.kubeconf,
 					ClusterMap:       tt.clusterMap,
 					ClusterName:      tt.clusterName,
 				})
@@ -225,7 +223,7 @@ func TestRender(t *testing.T) {
 	execDoc, err := document.NewDocumentFromBytes([]byte(ValidExecutorDoc))
 	require.NoError(t, err)
 	require.NotNil(t, execDoc)
-	exec, err := executors.NewKubeApplierExecutor(executors.ExecutorOptions{
+	exec, err := executors.NewKubeApplierExecutor(ifc.ExecutorConfig{
 		BundleFactory:    testBundleFactory("../../k8s/applier/testdata/source_bundle"),
 		ExecutorDocument: execDoc,
 	})
@@ -240,42 +238,6 @@ func TestRender(t *testing.T) {
 	assert.Contains(t, result, "ReplicationController")
 }
 
-func makeKubeApplierDefaultHelper(t *testing.T) ifc.Helper {
-	t.Helper()
-	conf := &config.Config{
-		CurrentContext: "default",
-		Contexts: map[string]*config.Context{
-			"default": {
-				Manifest: "default-manifest",
-			},
-		},
-		Manifests: map[string]*config.Manifest{
-			"default-manifest": {
-				MetadataPath:        "metadata.yaml",
-				TargetPath:          "../../k8s/applier/testdata",
-				PhaseRepositoryName: config.DefaultTestPhaseRepo,
-				Repositories: map[string]*config.Repository{
-					config.DefaultTestPhaseRepo: {
-						URLString: "",
-					},
-				},
-			},
-		},
-	}
-	helper, err := phase.NewHelper(conf)
-	require.NoError(t, err)
-	require.NotNil(t, helper)
-	return helper
-}
-
-// toKubernetesApply converts string to document object
-func toKubernetesApply(t *testing.T, s string) document.Document {
-	doc, err := document.NewDocumentFromBytes([]byte(s))
-	require.NoError(t, err)
-	require.NotNil(t, doc)
-	return doc
-}
-
 func testKubeconfig(stringData string) kubeconfig.Interface {
 	return kubeconfig.NewKubeConfig(
 		kubeconfig.FromByte([]byte(stringData)),

pkg/phase/ifc/executor.go

@@ -57,6 +57,7 @@ type ExecutorFactory func(config ExecutorConfig) (Executor, error)
 type ExecutorConfig struct {
 	PhaseName   string
 	ClusterName string
+	BundleName  string
 
 	ClusterMap       clustermap.ClusterMap
 	ExecutorDocument document.Document