122 lines
3.3 KiB
Go
122 lines
3.3 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package registry
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import (
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"encoding/json"
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"fmt"
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"net/url"
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. "github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/apiserver"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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)
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// TaskRegistryStorage implements the RESTStorage interface in terms of a TaskRegistry
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type TaskRegistryStorage struct {
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registry TaskRegistry
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containerInfo client.ContainerInfo
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scheduler Scheduler
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}
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func MakeTaskRegistryStorage(registry TaskRegistry, containerInfo client.ContainerInfo, scheduler Scheduler) apiserver.RESTStorage {
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return &TaskRegistryStorage{
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registry: registry,
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containerInfo: containerInfo,
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scheduler: scheduler,
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}
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}
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// LabelMatch tests to see if a Task's labels map contains 'key' mapping to 'value'
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func LabelMatch(task Pod, queryKey, queryValue string) bool {
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for key, value := range task.Labels {
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if queryKey == key && queryValue == value {
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return true
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}
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}
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return false
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}
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// LabelMatch tests to see if a Task's labels map contains all key/value pairs in 'labelQuery'
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func LabelsMatch(task Pod, labelQuery *map[string]string) bool {
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if labelQuery == nil {
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return true
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}
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for key, value := range *labelQuery {
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if !LabelMatch(task, key, value) {
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return false
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}
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}
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return true
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}
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func (storage *TaskRegistryStorage) List(url *url.URL) (interface{}, error) {
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var result TaskList
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var query *map[string]string
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if url != nil {
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queryMap := client.DecodeLabelQuery(url.Query().Get("labels"))
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query = &queryMap
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}
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tasks, err := storage.registry.ListTasks(query)
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if err == nil {
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result = TaskList{
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Items: tasks,
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}
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}
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result.Kind = "cluster#taskList"
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return result, err
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}
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func (storage *TaskRegistryStorage) Get(id string) (interface{}, error) {
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task, err := storage.registry.GetTask(id)
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if err != nil {
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return task, err
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}
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info, err := storage.containerInfo.GetContainerInfo(task.CurrentState.Host, id)
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if err != nil {
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return task, err
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}
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task.CurrentState.Info = info
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task.Kind = "cluster#task"
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return task, err
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}
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func (storage *TaskRegistryStorage) Delete(id string) error {
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return storage.registry.DeleteTask(id)
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}
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func (storage *TaskRegistryStorage) Extract(body string) (interface{}, error) {
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task := Pod{}
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err := json.Unmarshal([]byte(body), &task)
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return task, err
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}
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func (storage *TaskRegistryStorage) Create(task interface{}) error {
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taskObj := task.(Pod)
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if len(taskObj.ID) == 0 {
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return fmt.Errorf("ID is unspecified: %#v", task)
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}
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machine, err := storage.scheduler.Schedule(taskObj)
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if err != nil {
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return err
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}
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return storage.registry.CreateTask(machine, taskObj)
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}
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func (storage *TaskRegistryStorage) Update(task interface{}) error {
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return storage.registry.UpdateTask(task.(Pod))
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}
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