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Merge pull request #3294 from erictune/public_storetoers

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Move Listers to pkg/client/cache.
This commit is contained in:
Daniel Smith
2015-01-07 15:56:14 -08:00
parent 0d4d1e28b2 ed74197fde
commit 963000715a
4 changed files with 158 additions and 92 deletions
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44
plugin/pkg/scheduler/factory/factory.go
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@@ -19,7 +19,6 @@ limitations under the License.
package factory
import (
"fmt"
"math/rand"
"sync"
"time"
@@ -36,8 +35,8 @@ import (
)
var (
PodLister = &storeToPodLister{cache.NewStore()}
MinionLister = &storeToNodeLister{cache.NewStore()}
PodLister = &cache.StoreToPodLister{cache.NewStore()}
MinionLister = &cache.StoreToNodeLister{cache.NewStore()}
)
// ConfigFactory knows how to fill out a scheduler config with its support functions.
@@ -46,9 +45,9 @@ type ConfigFactory struct {
// queue for pods that need scheduling
PodQueue *cache.FIFO
// a means to list all scheduled pods
PodLister *storeToPodLister
PodLister *cache.StoreToPodLister
// a means to list all minions
MinionLister *storeToNodeLister
MinionLister *cache.StoreToNodeLister
}
// NewConfigFactory initializes the factory.
@@ -201,41 +200,6 @@ func (factory *ConfigFactory) makeDefaultErrorFunc(backoff *podBackoff, podQueue
}
}
// storeToNodeLister turns a store into a minion lister. The store must contain (only) minions.
type storeToNodeLister struct {
cache.Store
}
func (s *storeToNodeLister) List() (machines api.NodeList, err error) {
for _, m := range s.Store.List() {
machines.Items = append(machines.Items, *(m.(*api.Node)))
}
return machines, nil
}
// GetNodeInfo returns cached data for the minion 'id'.
func (s *storeToNodeLister) GetNodeInfo(id string) (*api.Node, error) {
if minion, ok := s.Get(id); ok {
return minion.(*api.Node), nil
}
return nil, fmt.Errorf("minion '%v' is not in cache", id)
}
// storeToPodLister turns a store into a pod lister. The store must contain (only) pods.
type storeToPodLister struct {
cache.Store
}
func (s *storeToPodLister) ListPods(selector labels.Selector) (pods []api.Pod, err error) {
for _, m := range s.List() {
pod := m.(*api.Pod)
if selector.Matches(labels.Set(pod.Labels)) {
pods = append(pods, *pod)
}
}
return pods, nil
}
// nodeEnumerator allows a cache.Poller to enumerate items in an api.NodeList
type nodeEnumerator struct {
*api.NodeList