Runtime Namespace (#1547)

* Add context option to runtime; Add dynamic namespace to kubectl client

* Add namespace runtime arg

* Fixes & Debugging

* Pass options in k8s runtime

* Set namespace on k8s resources

* Additional Logging

* More debugging

* Remove Debugging

* Ensure namespace exists

* Add debugging

* Refactor namespaceExists check

* Fix

* Fix

* Fix

* Fix

* Change the way we check for namespace

* Fix

* Tidying Up

* Fix Test

* Fix merge bugs

* Serialize k8s namespaces

* Add namespace to watch

* Serialize namespace when creating k8s namespace

Co-authored-by: Ben Toogood <ben@micro.mu>
Co-authored-by: Asim Aslam <asim@aslam.me>

util/kubernetes/client/options.go

@@ -1,13 +1,38 @@
 package client
 
+type CreateOptions struct {
+	Namespace string
+}
+
+type GetOptions struct {
+	Namespace string
+	Labels    map[string]string
+}
+type UpdateOptions struct {
+	Namespace string
+}
+type DeleteOptions struct {
+	Namespace string
+}
+type ListOptions struct {
+	Namespace string
+}
+
 type LogOptions struct {
-	Params map[string]string
+	Namespace string
+	Params    map[string]string
 }
 
 type WatchOptions struct {
-	Params map[string]string
+	Namespace string
+	Params    map[string]string
 }
 
+type CreateOption func(*CreateOptions)
+type GetOption func(*GetOptions)
+type UpdateOption func(*UpdateOptions)
+type DeleteOption func(*DeleteOptions)
+type ListOption func(*ListOptions)
 type LogOption func(*LogOptions)
 type WatchOption func(*WatchOptions)
 
@@ -24,3 +49,59 @@ func WatchParams(p map[string]string) WatchOption {
 		w.Params = p
 	}
 }
+
+// CreateNamespace sets the namespace for creating a resource
+func CreateNamespace(ns string) CreateOption {
+	return func(o *CreateOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// GetNamespace sets the namespace for getting a resource
+func GetNamespace(ns string) GetOption {
+	return func(o *GetOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// GetLabels sets the labels for when getting a resource
+func GetLabels(ls map[string]string) GetOption {
+	return func(o *GetOptions) {
+		o.Labels = ls
+	}
+}
+
+// UpdateNamespace sets the namespace for updating a resource
+func UpdateNamespace(ns string) UpdateOption {
+	return func(o *UpdateOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// DeleteNamespace sets the namespace for deleting a resource
+func DeleteNamespace(ns string) DeleteOption {
+	return func(o *DeleteOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// ListNamespace sets the namespace for listing resources
+func ListNamespace(ns string) ListOption {
+	return func(o *ListOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// LogNamespace sets the namespace for logging a resource
+func LogNamespace(ns string) LogOption {
+	return func(o *LogOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}
+
+// WatchNamespace sets the namespace for watching a resource
+func WatchNamespace(ns string) WatchOption {
+	return func(o *WatchOptions) {
+		o.Namespace = SerializeResourceName(ns)
+	}
+}