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Merge pull request #32379 from wojtek-t/allow_for_notready_nodes_in_scalability

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Automatic merge from submit-queue

Allow for not-ready nodes in WaitForAllNodesSchedulable

Ref #31215
This commit is contained in:
Kubernetes Submit Queue 2016-09-09 06:47:36 -07:00 committed by GitHub
commit cd30526b44
1 changed files with 17 additions and 7 deletions
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24
test/e2e/framework/util.go
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@ -2952,7 +2952,11 @@ func GetReadySchedulableNodesOrDie(c *client.Client) (nodes *api.NodeList) {
}
func WaitForAllNodesSchedulable(c *client.Client) error {
Logf("Waiting up to %v for all (but %d) nodes to be schedulable", 4*time.Hour, TestContext.AllowedNotReadyNodes)
var notSchedulable []*api.Node
return wait.PollImmediate(30*time.Second, 4*time.Hour, func() (bool, error) {
notSchedulable = nil
opts := api.ListOptions{
ResourceVersion: "0",
FieldSelector: fields.Set{"spec.unschedulable": "false"}.AsSelector(),
@ -2963,17 +2967,23 @@ func WaitForAllNodesSchedulable(c *client.Client) error {
// Ignore the error here - it will be retried.
return false, nil
}
schedulable := 0
for _, node := range nodes.Items {
if isNodeSchedulable(&node) {
schedulable++
for i := range nodes.Items {
node := &nodes.Items[i]
if !isNodeSchedulable(node) {
notSchedulable = append(notSchedulable, node)
}
}
if schedulable != len(nodes.Items) {
Logf("%d/%d nodes schedulable (polling after 30s)", schedulable, len(nodes.Items))
// Framework allows for <TestContext.AllowedNotReadyNodes> nodes to be non-ready,
// to make it possible e.g. for incorrect deployment of some small percentage
// of nodes (which we allow in cluster validation). Some nodes that are not
// provisioned correctly at startup will never become ready (e.g. when something
// won't install correctly), so we can't expect them to be ready at any point.
//
// However, we only allow non-ready nodes with some specific reasons.
if len(notSchedulable) > TestContext.AllowedNotReadyNodes {
return false, nil
}
return true, nil
return allowedNotReadyReasons(notSchedulable), nil
})
}