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kubescaler

package module

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Versions in this module

v0

v0.1.2

Jan 22, 2022

v0.1.1

Jan 22, 2022

Changes in this version

+ var ErrNotEnoughResources = errors.New("not enough resources")

+ func ClientSet(masterURL, kubeConfigPath string) (kubernetes.Interface, error)

+ func NewDefaultLogger(infoLogger *log.Logger, debugLogger *log.Logger, errorLogger *log.Logger) *defaultLogger

+ func SortNodesByPods(nodes []*Node)

+ func SortNodesByPodsDesc(nodes []*Node)

+ type Config struct

+ BufferSlotSize int64

+ EmptyNodeExpiration time.Duration

+ Logger Logger

+ MaximumNode int

+ MinimumNode int

+ NodeSelector string

+ PodCPURequest int64

+ PodLabelName string

+ PodLabelValue string

+ ScaleLoopDuration time.Duration

+ type K8S struct

+ func NewK8S(i kubernetes.Interface) *K8S

+ func NewK8SFromKubeConfig(masterURL, kubeConfigPath string) (*K8S, error)

+ func (k *K8S) NewPodWatcher(ctx context.Context, namespace, labelSelector string) (*PodWatcher, error)

+ func (k *K8S) NodePods(ctx context.Context, nodeName string) (*v1.PodList, error)

+ func (k *K8S) Nodes(ctx context.Context, selector string) (*NodeList, error)

+ func (k *K8S) UpdateNode(ctx context.Context, node *Node) error

+ type Kubernetes interface

+ NewPodWatcher func(ctx context.Context, namespace, labelSelector string) (*PodWatcher, error)

+ Nodes func(ctx context.Context, selector string) (*NodeList, error)

+ UpdateNode func(ctx context.Context, node *Node) error

+ type Logger interface

+ Debug func(v ...interface{})

+ Debugf func(format string, v ...interface{})

+ Error func(v ...interface{})

+ Errorf func(format string, v ...interface{})

+ Info func(v ...interface{})

+ Infof func(format string, v ...interface{})

+ type Node struct

+ N *v1.Node

+ Pods []v1.Pod

+ func (n *Node) AvailableResource(resource v1.ResourceName) int64

+ func (n *Node) IsReady() bool

+ func (n *Node) IsSchedulable() bool

+ func (n *Node) MarkAsSchedulable() error

+ func (n *Node) MarkAsUnschedulable() error

+ func (n *Node) ResourceCapacity(resource v1.ResourceName) int64

+ func (n *Node) SchedulingMarkTimestamp() (time.Time, error)

+ func (n *Node) UsingResources(resource v1.ResourceName) int64

+ type NodeList struct

+ Nodes []*Node

+ func (n *NodeList) AvailableNodes() []*Node

+ func (n *NodeList) AvailableResource(resource v1.ResourceName) int64

+ func (n *NodeList) AvailableSlot(need Resource) int64

+ func (n *NodeList) SchedulableNodes() []*Node

+ func (n *NodeList) UnschedulableNodes() []*Node

+ type PodWatcher struct

+ Events chan watch.Event

+ func (pw *PodWatcher) Stop()

+ func (pw *PodWatcher) Watch()

+ type Resource struct

+ Name v1.ResourceName

+ Value int64

+ type Scaler struct

+ func NewScaler(npm nodepoolmanager.Provider, k8s Kubernetes, config *Config) *Scaler

+ func (s *Scaler) Start() error

+ func (s *Scaler) Stop()

v0.1.0

Jan 21, 2022