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Avoid hard-coding list of Node Conditions 

We assume that if a Condition isn't well-known, that it blocks
scheduling of pods, and that the "unhealthy" value is api.ConditionTrue
pull/6/head
Justin Santa Barbara 2016-11-04 02:12:31 -04:00
parent c76fe8dcda
commit 511b2ecaa8
1 changed files with 16 additions and 9 deletions
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17
plugin/pkg/scheduler/factory/factory.go
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@ -507,17 +507,24 @@ func getNodeConditionPredicate() cache.NodeConditionPredicate {
// - NodeReady condition status is ConditionTrue,
// - NodeOutOfDisk condition status is ConditionFalse,
// - NodeNetworkUnavailable condition status is ConditionFalse.
if cond.Type == api.NodeReady && cond.Status != api.ConditionTrue {
switch cond.Type {
case api.NodeReady:
if cond.Status != api.ConditionTrue {
glog.V(4).Infof("Ignoring node %v with %v condition status %v", node.Name, cond.Type, cond.Status)
return false
} else if cond.Type == api.NodeOutOfDisk && cond.Status != api.ConditionFalse {
glog.V(4).Infof("Ignoring node %v with %v condition status %v", node.Name, cond.Type, cond.Status)
return false
} else if cond.Type == api.NodeNetworkUnavailable && cond.Status != api.ConditionFalse {
}
case api.NodeMemoryPressure, api.NodeDiskPressure:
// We don't block on "pressure" conditions; these are warnings, not errors!
default:
// We assume everything else is blocking if the condition is True or Unknown
if cond.Status != api.ConditionFalse {
glog.V(4).Infof("Ignoring node %v with %v condition status %v", node.Name, cond.Type, cond.Status)
return false
}
}
}
// Ignore nodes that are marked unschedulable
if node.Spec.Unschedulable {
glog.V(4).Infof("Ignoring node %v since it is unschedulable", node.Name)