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Merge pull request #26501 from resouer/scheduler

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Automatic merge from submit-queue

Add kubelet awareness to taint tolerant match caculator.

Add kubelet awareness to taint tolerant match caculator.

Ref: #25320

This is required by `TaintEffectNoScheduleNoAdmit` & `TaintEffectNoScheduleNoAdmitNoExecute `, so that node will know if it should expect the taint&tolerant
This commit is contained in:
Kubernetes Submit Queue
2016-10-07 12:05:35 -07:00
committed by GitHub
parent 4a9f402808 0767614fe9
commit 21188cadeb
14 changed files with 295 additions and 37 deletions
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7
pkg/api/types.go
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@@ -1464,7 +1464,7 @@ type Taint struct {
Value string `json:"value,omitempty"`
// Required. The effect of the taint on pods
// that do not tolerate the taint.
// Valid effects are NoSchedule and PreferNoSchedule.
// Valid effects are NoSchedule, NoScheduleNoAdmit and PreferNoSchedule.
Effect TaintEffect `json:"effect"`
}
@@ -1480,12 +1480,11 @@ const (
// new pods onto the node, rather than prohibiting new pods from scheduling
// onto the node entirely. Enforced by the scheduler.
TaintEffectPreferNoSchedule TaintEffect = "PreferNoSchedule"
// NOT YET IMPLEMENTED. TODO: Uncomment field once it is implemented.
// Do not allow new pods to schedule onto the node unless they tolerate the taint,
// do not allow pods to start on Kubelet unless they tolerate the taint,
// but allow all already-running pods to continue running.
// Enforced by the scheduler and Kubelet.
// TaintEffectNoScheduleNoAdmit TaintEffect = "NoScheduleNoAdmit"
TaintEffectNoScheduleNoAdmit TaintEffect = "NoScheduleNoAdmit"
// NOT YET IMPLEMENTED. TODO: Uncomment field once it is implemented.
// Do not allow new pods to schedule onto the node unless they tolerate the taint,
// do not allow pods to start on Kubelet unless they tolerate the taint,
@@ -1508,7 +1507,7 @@ type Toleration struct {
// If the operator is Exists, the value should be empty, otherwise just a regular string.
Value string `json:"value,omitempty"`
// Effect indicates the taint effect to match. Empty means match all taint effects.
// When specified, allowed values are NoSchedule and PreferNoSchedule.
// When specified, allowed values are NoSchedule,NoScheduleNoAdmit and PreferNoSchedule.
Effect TaintEffect `json:"effect,omitempty"`
// TODO: For forgiveness (#1574), we'd eventually add at least a grace period
// here, and possibly an occurrence threshold and period.