feat: clean the usage of deprecated state and its storage

.gitignore

@@ -43,8 +43,6 @@ _python37_home_/
 /VERSION
 /kclopenapi
 .kclvm/
-kusion_state*.json
-kusion_state*.yaml
 
 # Vscode
 __debug_bin

pkg/apis/api.kusion.io/v1/types.go

@@ -19,8 +19,6 @@ import (
 
 	"gopkg.in/yaml.v2"
 	v1 "k8s.io/api/core/v1"
-
-	"kusionstack.io/kusion/pkg/version"
 )
 
 // Project is a definition of Kusion project resource.
@@ -820,7 +818,7 @@ type Resources []Resource
 
 // Resource is the representation of a resource in the state.
 type Resource struct {
-	// ID is the unique key of this resource in the whole DeprecatedState.
+	// ID is the unique key of this resource.
 	// ApiVersion:Kind:Namespace:Name is an idiomatic way for Kubernetes resources.
 	// providerNamespace:providerName:resourceType:resourceName for Terraform resources
 	ID string `yaml:"id" json:"id"`
@@ -908,50 +906,3 @@ type Release struct {
 	// ModifiedTime is the time that the Release is modified.
 	ModifiedTime time.Time `yaml:"modifiedTime" json:"modifiedTime"`
 }
-
-// DeprecatedState is a record of an operation's result. It is a mapping between resources in KCL and the actual infra
-// resource and often used as a datasource for 3-way merge/diff in operations like Apply or Preview.
-// Deprecated: DeprecatedState will not in use in time
-type DeprecatedState struct {
-	// DeprecatedState ID
-	ID int64 `yaml:"id" json:"id"`
-
-	// Project name
-	Project string `yaml:"project" json:"project"`
-
-	// Stack name
-	Stack string `yaml:"stack" json:"stack"`
-
-	// Workspace name
-	Workspace string `yaml:"workspace" json:"workspace"`
-
-	// DeprecatedState version
-	Version int `yaml:"version" json:"version"`
-
-	// KusionVersion represents the Kusion version when this DeprecatedState is created
-	KusionVersion string `yaml:"kusionVersion" json:"kusionVersion"`
-
-	// Serial is an auto-increase number that represents how many times this DeprecatedState is modified
-	Serial uint64 `yaml:"serial" json:"serial"`
-
-	// Operator represents the person who triggered this operation
-	Operator string `yaml:"operator,omitempty" json:"operator,omitempty"`
-
-	// Resources records all resources in this operation
-	Resources Resources `yaml:"resources" json:"resources"`
-
-	// CreateTime is the time DeprecatedState is created
-	CreateTime time.Time `yaml:"createTime" json:"createTime"`
-
-	// ModifiedTime is the time DeprecatedState is modified each time
-	ModifiedTime time.Time `yaml:"modifiedTime,omitempty" json:"modifiedTime,omitempty"`
-}
-
-func NewState() *DeprecatedState {
-	s := &DeprecatedState{
-		KusionVersion: version.ReleaseVersion(),
-		Version:       1,
-		Resources:     []Resource{},
-	}
-	return s
-}

pkg/backend/backend.go

@@ -7,7 +7,6 @@ import (
 	"kusionstack.io/kusion/pkg/backend/storages"
 	"kusionstack.io/kusion/pkg/config"
 	"kusionstack.io/kusion/pkg/engine/release"
-	"kusionstack.io/kusion/pkg/engine/state"
 	"kusionstack.io/kusion/pkg/workspace"
 )
 
@@ -16,9 +15,6 @@ type Backend interface {
 	// WorkspaceStorage returns the workspace storage and init default workspace.
 	WorkspaceStorage() (workspace.Storage, error)
 
-	// StateStorage returns the state storage.
-	StateStorage(project, workspace string) state.Storage
-
 	// ReleaseStorage returns the release storage.
 	ReleaseStorage(project, workspace string) (release.Storage, error)
 }

pkg/backend/storages/local.go

@@ -4,8 +4,6 @@ import (
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	"kusionstack.io/kusion/pkg/engine/release"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	"kusionstack.io/kusion/pkg/workspace"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
@@ -21,10 +19,6 @@ func NewLocalStorage(config *v1.BackendLocalConfig) *LocalStorage {
 	return &LocalStorage{path: config.Path}
 }
 
-func (s *LocalStorage) StateStorage(project, workspace string) state.Storage {
-	return statestorages.NewLocalStorage(statestorages.GenStateFilePath(s.path, project, workspace))
-}
-
 func (s *LocalStorage) WorkspaceStorage() (workspace.Storage, error) {
 	return workspacestorages.NewLocalStorage(workspacestorages.GenWorkspaceDirPath(s.path))
 }

pkg/backend/storages/local_test.go

@@ -1,16 +1,13 @@
 package storages
 
 import (
-	"path/filepath"
 	"testing"
 
 	"github.com/bytedance/mockey"
 	"github.com/stretchr/testify/assert"
 
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
 
@@ -35,34 +32,6 @@ func TestNewLocalStorage(t *testing.T) {
 	}
 }
 
-func TestLocalStorage_StateStorage(t *testing.T) {
-	testcases := []struct {
-		name               string
-		localStorage       *LocalStorage
-		project, workspace string
-		stateStorage       state.Storage
-	}{
-		{
-			name: "state storage from local backend",
-			localStorage: &LocalStorage{
-				path: "kusion",
-			},
-			project:   "wordpress",
-			workspace: "dev",
-			stateStorage: statestorages.NewLocalStorage(
-				filepath.Join("kusion", "states", "wordpress", "dev", "state.yaml"),
-			),
-		},
-	}
-
-	for _, tc := range testcases {
-		t.Run(tc.name, func(t *testing.T) {
-			stateStorage := tc.localStorage.StateStorage(tc.project, tc.workspace)
-			assert.Equal(t, tc.stateStorage, stateStorage)
-		})
-	}
-}
-
 func TestLocalStorage_WorkspaceStorage(t *testing.T) {
 	testcases := []struct {
 		name         string

pkg/backend/storages/oss.go

@@ -6,8 +6,6 @@ import (
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	"kusionstack.io/kusion/pkg/engine/release"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	"kusionstack.io/kusion/pkg/workspace"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
@@ -33,10 +31,6 @@ func NewOssStorage(config *v1.BackendOssConfig) (*OssStorage, error) {
 	return &OssStorage{bucket: bucket, prefix: config.Prefix}, nil
 }
 
-func (s *OssStorage) StateStorage(project, workspace string) state.Storage {
-	return statestorages.NewOssStorage(s.bucket, statestorages.GenGenericOssStateFileKey(s.prefix, project, workspace))
-}
-
 func (s *OssStorage) WorkspaceStorage() (workspace.Storage, error) {
 	return workspacestorages.NewOssStorage(s.bucket, workspacestorages.GenGenericOssWorkspacePrefixKey(s.prefix))
 }

pkg/backend/storages/oss_test.go

@@ -9,8 +9,6 @@ import (
 
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
 
@@ -45,36 +43,6 @@ func TestNewOssStorage(t *testing.T) {
 	}
 }
 
-func TestOssStorage_StateStorage(t *testing.T) {
-	testcases := []struct {
-		name               string
-		ossStorage         *OssStorage
-		project, workspace string
-		stateStorage       state.Storage
-	}{
-		{
-			name: "state storage from oss backend",
-			ossStorage: &OssStorage{
-				bucket: &oss.Bucket{},
-				prefix: "kusion",
-			},
-			project:   "wordpress",
-			workspace: "dev",
-			stateStorage: statestorages.NewOssStorage(
-				&oss.Bucket{},
-				"kusion/states/wordpress/dev/state.yaml",
-			),
-		},
-	}
-
-	for _, tc := range testcases {
-		t.Run(tc.name, func(t *testing.T) {
-			stateStorage := tc.ossStorage.StateStorage(tc.project, tc.workspace)
-			assert.Equal(t, tc.stateStorage, stateStorage)
-		})
-	}
-}
-
 func TestOssStorage_WorkspaceStorage(t *testing.T) {
 	testcases := []struct {
 		name       string

pkg/backend/storages/s3.go

@@ -9,8 +9,6 @@ import (
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	"kusionstack.io/kusion/pkg/engine/release"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	"kusionstack.io/kusion/pkg/workspace"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
@@ -46,10 +44,6 @@ func NewS3Storage(config *v1.BackendS3Config) (*S3Storage, error) {
 	}, nil
 }
 
-func (s *S3Storage) StateStorage(project, workspace string) state.Storage {
-	return statestorages.NewS3Storage(s.s3, s.bucket, statestorages.GenGenericOssStateFileKey(s.prefix, project, workspace))
-}
-
 func (s *S3Storage) WorkspaceStorage() (workspace.Storage, error) {
 	return workspacestorages.NewS3Storage(s.s3, s.bucket, workspacestorages.GenGenericOssWorkspacePrefixKey(s.prefix))
 }

pkg/backend/storages/s3_test.go

@@ -10,8 +10,6 @@ import (
 
 	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	releasestorages "kusionstack.io/kusion/pkg/engine/release/storages"
-	"kusionstack.io/kusion/pkg/engine/state"
-	statestorages "kusionstack.io/kusion/pkg/engine/state/storages"
 	workspacestorages "kusionstack.io/kusion/pkg/workspace/storages"
 )
 
@@ -47,38 +45,6 @@ func TestNewS3Storage(t *testing.T) {
 	}
 }
 
-func TestS3Storage_StateStorage(t *testing.T) {
-	testcases := []struct {
-		name               string
-		s3Storage          *S3Storage
-		project, workspace string
-		stateStorage       state.Storage
-	}{
-		{
-			name: "state storage from s3 backend",
-			s3Storage: &S3Storage{
-				s3:     &s3.S3{},
-				bucket: "infra",
-				prefix: "kusion",
-			},
-			project:   "wordpress",
-			workspace: "dev",
-			stateStorage: statestorages.NewS3Storage(
-				&s3.S3{},
-				"infra",
-				"kusion/states/wordpress/dev/state.yaml",
-			),
-		},
-	}
-
-	for _, tc := range testcases {
-		t.Run(tc.name, func(t *testing.T) {
-			stateStorage := tc.s3Storage.StateStorage(tc.project, tc.workspace)
-			assert.Equal(t, tc.stateStorage, stateStorage)
-		})
-	}
-}
-
 func TestS3Storage_WorkspaceStorage(t *testing.T) {
 	testcases := []struct {
 		name      string

pkg/cmd/preview/preview_test.go

@@ -16,7 +16,6 @@ package preview
 
 import (
 	"context"
-	"path/filepath"
 	"testing"
 
 	"github.com/bytedance/mockey"
@@ -93,15 +92,12 @@ var (
 )
 
 func newPreviewOptions() *PreviewOptions {
-	storageBackend := storages.NewLocalStorage(&apiv1.BackendLocalConfig{
-		Path: filepath.Join("", "state.yaml"),
-	})
 	return &PreviewOptions{
 		MetaOptions: &meta.MetaOptions{
 			RefProject:   proj,
 			RefStack:     stack,
 			RefWorkspace: workspace,
-			Backend:      storageBackend,
+			Backend:      &storages.LocalStorage{},
 		},
 	}
 }

pkg/engine/api/apply.go

@@ -22,22 +22,6 @@ import (
 //
 // You can customize the runtime of engine and the state
 // storage through `runtime` and `storage` parameters.
-//
-// Example:
-//
-//	o := NewApplyOptions()
-//	stateStorage := &states.FileSystemState{
-//	    Path: filepath.Join(o.WorkDir, states.KusionState)
-//	}
-//	kubernetesRuntime, err := runtime.NewKubernetesRuntime()
-//	if err != nil {
-//	    return err
-//	}
-//
-//	err = Apply(o, kubernetesRuntime, stateStorage, planResources, changes, os.Stdout)
-//	if err != nil {
-//	    return err
-//	}
 func Apply(
 	o *APIOptions,
 	storage release.Storage,

pkg/engine/doc.go

@@ -37,7 +37,7 @@
 //
 // 2. Walk this DAG:
 //  1. Get the latest `State` from the actual infra by the `Runtime`
-//  2. Get the last operation `State` from the `State` storage medium
+//  2. Get the last operation `State` from the `Release` storage medium
 //
 // 3. Merge/Diff three states: desired state described in Intent, live state from `Runtime` and prior state from `State` storage medium, and return the diff result to the console
 package engine

pkg/engine/runtime/terraform/tfops/state.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/zclconf/go-cty/cty"
 
-	"kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
+	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 )
 
 // StateRepresentation is the top-level representation of the json format of a terraform
@@ -107,7 +107,7 @@ type resource struct {
 // resource, whose structure depends on the resource type schema.
 type attributeValues map[string]interface{}
 
-// ConvertTFState convert Terraform DeprecatedState to kusion DeprecatedState
+// ConvertTFState convert Terraform State to kusion State
 func ConvertTFState(tfState *StateRepresentation, providerAddr string) v1.Resource {
 	if tfState == nil || tfState.Values == nil {
 		return v1.Resource{}

pkg/engine/runtime/terraform/tfops/workspace.go

@@ -16,7 +16,7 @@ import (
 	"github.com/hashicorp/hcl/v2/hclparse"
 	"github.com/spf13/afero"
 
-	"kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
+	v1 "kusionstack.io/kusion/pkg/apis/api.kusion.io/v1"
 	"kusionstack.io/kusion/pkg/log"
 	"kusionstack.io/kusion/pkg/util/io"
 	jsonutil "kusionstack.io/kusion/pkg/util/json"
@@ -294,7 +294,7 @@ func (w *WorkSpace) show(ctx context.Context, fileName string) ([]byte, error) {
 	return out, nil
 }
 
-// RefreshOnly refresh Terraform DeprecatedState
+// RefreshOnly refresh Terraform State
 func (w *WorkSpace) RefreshOnly(ctx context.Context) (*StateRepresentation, error) {
 	chdir := fmt.Sprintf("-chdir=%s", w.tfCacheDir)
 	err := w.CleanAndInitWorkspace(ctx)