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) * pkg/ansible; Add support to watch cluster-scoped resources= * Update proxy command in images/scorecard-proxy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| // Copyright 2018 The Operator-SDK Authors | ||
| // | ||
| // 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 | ||
| // | ||
| // http://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 controllermap | ||
|
|
||
| import ( | ||
| "sync" | ||
|
|
||
| "k8s.io/apimachinery/pkg/runtime/schema" | ||
| "k8s.io/apimachinery/pkg/types" | ||
| "sigs.k8s.io/controller-runtime/pkg/controller" | ||
| ) | ||
|
|
||
| // ControllerMap - map of GVK to ControllerMapContents | ||
| type ControllerMap struct { | ||
| mutex sync.RWMutex | ||
| internal map[schema.GroupVersionKind]*ControllerMapContents | ||
| } | ||
|
|
||
| // UIDMap - map of UID to namespaced name of owner | ||
| type UIDMap struct { | ||
| mutex sync.RWMutex | ||
| internal map[types.UID]types.NamespacedName | ||
| } | ||
|
|
||
| // WatchMap - map of GVK to interface. Determines if resource is being watched already | ||
| type WatchMap struct { | ||
| mutex sync.RWMutex | ||
| internal map[schema.GroupVersionKind]interface{} | ||
| } | ||
|
|
||
| // ControllerMapContents- Contains internal data associated with each controller | ||
| type ControllerMapContents struct { | ||
| Controller controller.Controller | ||
| WatchDependentResources bool | ||
| WatchClusterScopedResources bool | ||
| WatchMap *WatchMap | ||
| UIDMap *UIDMap | ||
| } | ||
|
|
||
| // NewControllerMap returns a new object that contains a mapping between GVK | ||
| // and ControllerMapContents object | ||
| func NewControllerMap() *ControllerMap { | ||
| return &ControllerMap{ | ||
| internal: make(map[schema.GroupVersionKind]*ControllerMapContents), | ||
| } | ||
| } | ||
|
|
||
| // NewWatchMap - returns a new object that maps GVK to interface to determine | ||
| // if resource is being watched | ||
| func NewWatchMap() *WatchMap { | ||
| return &WatchMap{ | ||
| internal: make(map[schema.GroupVersionKind]interface{}), | ||
| } | ||
| } | ||
|
|
||
| // NewUIDMap - returns a new object that maps UID to namespaced name of owner | ||
| func NewUIDMap() *UIDMap { | ||
| return &UIDMap{ | ||
| internal: make(map[types.UID]types.NamespacedName), | ||
| } | ||
| } | ||
|
|
||
| // Get - Returns a ControllerMapContents given a GVK as the key. `ok` | ||
| // determines if the key exists | ||
| func (cm *ControllerMap) Get(key schema.GroupVersionKind) (value *ControllerMapContents, ok bool) { | ||
| cm.mutex.RLock() | ||
| defer cm.mutex.RUnlock() | ||
| value, ok = cm.internal[key] | ||
| return value, ok | ||
| } | ||
|
|
||
| // Delete - Deletes associated GVK to controller mapping from the ControllerMap | ||
| func (cm *ControllerMap) Delete(key schema.GroupVersionKind) { | ||
| cm.mutex.Lock() | ||
| defer cm.mutex.Unlock() | ||
| delete(cm.internal, key) | ||
| } | ||
|
|
||
| // Store - Adds a new GVK to controller mapping | ||
| func (cm *ControllerMap) Store(key schema.GroupVersionKind, value *ControllerMapContents) { | ||
| cm.mutex.Lock() | ||
| defer cm.mutex.Unlock() | ||
| cm.internal[key] = value | ||
| } | ||
|
|
||
| // Get - Checks if GVK is already watched | ||
| func (wm *WatchMap) Get(key schema.GroupVersionKind) (value interface{}, ok bool) { | ||
| wm.mutex.RLock() | ||
| defer wm.mutex.RUnlock() | ||
| value, ok = wm.internal[key] | ||
| return value, ok | ||
| } | ||
|
|
||
| // Delete - Deletes associated watches for a specific GVK | ||
| func (wm *WatchMap) Delete(key schema.GroupVersionKind) { | ||
| wm.mutex.Lock() | ||
| defer wm.mutex.Unlock() | ||
| delete(wm.internal, key) | ||
| } | ||
|
|
||
| // Store - Adds a new GVK to be watched | ||
| func (wm *WatchMap) Store(key schema.GroupVersionKind) { | ||
| wm.mutex.Lock() | ||
| defer wm.mutex.Unlock() | ||
| wm.internal[key] = nil | ||
| } | ||
|
|
||
| // Get - Returns a NamespacedName of the owner given a UID | ||
| func (um *UIDMap) Get(key types.UID) (value types.NamespacedName, ok bool) { | ||
| um.mutex.RLock() | ||
| defer um.mutex.RUnlock() | ||
| value, ok = um.internal[key] | ||
| return value, ok | ||
| } | ||
|
|
||
| // Delete - Deletes associated UID to NamespacedName mapping | ||
| func (um *UIDMap) Delete(key types.UID) { | ||
| um.mutex.Lock() | ||
| defer um.mutex.Unlock() | ||
| delete(um.internal, key) | ||
| } | ||
|
|
||
| // Store - Adds a new UID to NamespacedName mapping | ||
| func (um *UIDMap) Store(key types.UID, value types.NamespacedName) { | ||
| um.mutex.Lock() | ||
| defer um.mutex.Unlock() | ||
| um.internal[key] = value | ||
| } |
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