feat: support create/modify operations with res without owner in adapter

This will allow controllers create/modify resources without owners.

Signed-off-by: Artem Chernyshev <artem.chernyshev@talos-systems.com>

Author: Unix4ever

pkg/controller/runtime.go

@@ -150,6 +150,14 @@ func WithOwner(owner string) DeleteOption {
 	return owned.WithOwner(owner)
 }
 
+// CreateOption for operation Create.
+type CreateOption = owned.CreateOption
+
+// WithCreateNoOwner creates the resource without setting the owner.
+func WithCreateNoOwner() CreateOption {
+	return owned.WithCreateNoOwner()
+}
+
 // ModifyOption for operation Modify.
 type ModifyOption = owned.ModifyOption
 
@@ -162,3 +170,8 @@ func WithExpectedPhase(phase resource.Phase) ModifyOption {
 func WithExpectedPhaseAny() ModifyOption {
 	return owned.WithExpectedPhaseAny()
 }
+
+// WithModifyNoOwner creates/updates the resource without setting the controller as the owner.
+func WithModifyNoOwner() ModifyOption {
+	return owned.WithModifyNoOwner()
+}

pkg/controller/runtime/internal/controllerstate/adapter.go

@@ -169,7 +169,7 @@ func (adapter *StateAdapter) ContextWithTeardown(ctx context.Context, resourcePo
 }
 
 // Create implements controller.Runtime interface.
-func (adapter *StateAdapter) Create(ctx context.Context, r resource.Resource) error {
+func (adapter *StateAdapter) Create(ctx context.Context, r resource.Resource, options ...controller.CreateOption) error {
 	if err := adapter.UpdateLimiter.Wait(ctx); err != nil {
 		return fmt.Errorf("create rate limited: %w", err)
 	}
@@ -179,7 +179,7 @@ func (adapter *StateAdapter) Create(ctx context.Context, r resource.Resource) er
 			r.Metadata().Namespace(), r.Metadata().Type(), adapter.Name, r.Metadata().ID())
 	}
 
-	return adapter.OwnedState.Create(ctx, r)
+	return adapter.OwnedState.Create(ctx, r, options...)
 }
 
 // Update implements controller.Runtime interface.

pkg/controller/runtime/internal/rruntime/state.go

@@ -9,11 +9,12 @@ import (
 
 	"github.com/cosi-project/runtime/pkg/controller"
 	"github.com/cosi-project/runtime/pkg/resource"
+	"github.com/cosi-project/runtime/pkg/state/owned"
 )
 
 // Create augments StateAdapter Create with output tracking.
-func (adapter *Adapter) Create(ctx context.Context, r resource.Resource) error {
-	err := adapter.StateAdapter.Create(ctx, r)
+func (adapter *Adapter) Create(ctx context.Context, r resource.Resource, options ...owned.CreateOption) error {
+	err := adapter.StateAdapter.Create(ctx, r, options...)
 
 	if adapter.outputTracker != nil {
 		adapter.outputTracker[makeOutputTrackingID(r.Metadata())] = struct{}{}

pkg/state/owned/owned.go

@@ -26,7 +26,7 @@ type Reader interface {
 //
 // Write methods enforce that the resources are owned by the designated owner.
 type Writer interface {
-	Create(context.Context, resource.Resource) error
+	Create(context.Context, resource.Resource, ...CreateOption) error
 	Update(context.Context, resource.Resource) error
 	Modify(context.Context, resource.Resource, func(resource.Resource) error, ...ModifyOption) error
 	ModifyWithResult(context.Context, resource.Resource, func(resource.Resource) error, ...ModifyOption) (resource.Resource, error)
@@ -69,12 +69,28 @@ func ToDeleteOptions(opts ...DeleteOption) DeleteOptions {
 	return options
 }
 
+// CreateOptions for operation Create.
+type CreateOptions struct {
+	WithNoOwner bool
+}
+
+// WithCreateNoOwner creates the resource without setting the owner.
+func WithCreateNoOwner() CreateOption {
+	return func(o *CreateOptions) {
+		o.WithNoOwner = true
+	}
+}
+
+// CreateOption for operation Create.
+type CreateOption func(*CreateOptions)
+
 // ModifyOption for operation Modify.
 type ModifyOption func(*ModifyOptions)
 
 // ModifyOptions for operation Modify.
 type ModifyOptions struct {
 	ExpectedPhase *resource.Phase
+	WithNoOwner   bool
 }
 
 // WithExpectedPhase allows to specify expected phase of the resource.
@@ -91,6 +107,13 @@ func WithExpectedPhaseAny() ModifyOption {
 	}
 }
 
+// WithModifyNoOwner creates/updates the resource without setting the owner.
+func WithModifyNoOwner() ModifyOption {
+	return func(o *ModifyOptions) {
+		o.WithNoOwner = true
+	}
+}
+
 // ToModifyOptions converts variadic options to ModifyOptions.
 func ToModifyOptions(opts ...ModifyOption) ModifyOptions {
 	phase := resource.PhaseRunning

pkg/state/owned/owned_test.go

@@ -123,4 +123,26 @@ func TestOwned(t *testing.T) {
 
 	rtestutils.AssertNoResource[*A](ctx, t, st, r1.Metadata().ID())
 	rtestutils.AssertNoResource[*A](ctx, t, st, r2.Metadata().ID())
+
+	r3 := NewA("r3")
+
+	err = ownedState1.Modify(ctx, r3, func(r resource.Resource) error {
+		return nil
+	}, owned.WithModifyNoOwner())
+	require.NoError(t, err)
+
+	res, err := ownedState1.Get(ctx, r3.Metadata())
+
+	require.NoError(t, err)
+	require.Empty(t, res.Metadata().Owner())
+
+	r4 := NewA("r4")
+
+	err = ownedState1.Create(ctx, r4, owned.WithCreateNoOwner())
+	require.NoError(t, err)
+
+	res, err = ownedState1.Get(ctx, r4.Metadata())
+
+	require.NoError(t, err)
+	require.Empty(t, res.Metadata().Owner())
 }

pkg/state/owned/state.go

@@ -43,8 +43,20 @@ func (st *State) ContextWithTeardown(ctx context.Context, ptr resource.Pointer)
 // Create creates a resource in the state.
 //
 // Create enforces that the resource is owned by the designated owner.
-func (st *State) Create(ctx context.Context, res resource.Resource) error {
-	return st.state.Create(ctx, res, state.WithCreateOwner(st.owner))
+func (st *State) Create(ctx context.Context, res resource.Resource, options ...CreateOption) error {
+	var opts CreateOptions
+
+	for _, o := range options {
+		o(&opts)
+	}
+
+	owner := st.owner
+
+	if opts.WithNoOwner {
+		owner = ""
+	}
+
+	return st.state.Create(ctx, res, state.WithCreateOwner(owner))
 }
 
 // Update updates a resource in the state.
@@ -67,9 +79,16 @@ func (st *State) Modify(ctx context.Context, emptyResource resource.Resource, up
 //
 // ModifyWithResult enforces that the resource is owned by the designated owner.
 func (st *State) ModifyWithResult(ctx context.Context, emptyResource resource.Resource, updateFunc func(resource.Resource) error, options ...ModifyOption) (resource.Resource, error) {
-	updateOptions := []state.UpdateOption{state.WithUpdateOwner(st.owner)}
+	owner := st.owner
 
 	modifyOptions := ToModifyOptions(options...)
+
+	if modifyOptions.WithNoOwner {
+		owner = ""
+	}
+
+	updateOptions := []state.UpdateOption{state.WithUpdateOwner(owner)}
+
 	if modifyOptions.ExpectedPhase != nil {
 		updateOptions = append(updateOptions, state.WithExpectedPhase(*modifyOptions.ExpectedPhase))
 	} else {