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autoscaler
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Add startup taint flag, prefix & add status taint prefix

This commit is contained in:
Mahmoud Atwa 2023-09-22 21:06:48 +00:00
parent d2fe118db9
commit 79a55bbb05
2 changed files with 3 additions and 1 deletions
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2
cluster-autoscaler/main.go
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@ -199,6 +199,7 @@ var (
ignoreTaintsFlag = multiStringFlag("ignore-taint", "Specifies a taint to ignore in node templates when considering to scale a node group")
startupTaintFlag = multiStringFlag("startup-taint", "Specifies a taint to ignore in node templates when considering to scale a node group (Equivalent to ignore-taint)")
statusTaintsFlag = multiStringFlag("status-taint", "Specifies a taint to ignore in node templates when considering to scale a node group but nodes will not be treated as unready")
balancingIgnoreLabelsFlag = multiStringFlag("balancing-ignore-label", "Specifies a label to ignore in addition to the basic and cloud-provider set of labels when comparing if two node groups are similar")
balancingLabelsFlag = multiStringFlag("balancing-label", "Specifies a label to use for comparing if two node groups are similar, rather than the built in heuristics. Setting this flag disables all other comparison logic, and cannot be combined with --balancing-ignore-label.")
awsUseStaticInstanceList = flag.Bool("aws-use-static-instance-list", false, "Should CA fetch instance types in runtime or use a static list. AWS only")
@ -348,6 +349,7 @@ func createAutoscalingOptions() config.AutoscalingOptions {
Regional: *regional,
NewPodScaleUpDelay: *newPodScaleUpDelay,
IgnoredTaints: append(*ignoreTaintsFlag, *startupTaintFlag...),
StatusTaints: *statusTaintsFlag,
BalancingExtraIgnoredLabels: *balancingIgnoreLabelsFlag,
BalancingLabels: *balancingLabelsFlag,
KubeConfigPath: *kubeConfigFile,

2
cluster-autoscaler/utils/taints/taints.go
View File

@ -47,7 +47,7 @@ const (
// StartupTaintPrefix (Same as IgnoreTaintPrefix) any taint starting with it will be filtered out from autoscaler template node.
StartupTaintPrefix = "startup-taint.cluster-autoscaler.kubernetes.io/"
// StartupTaintPrefix (Same as IgnoreTaintPrefix) any taint starting with it will be filtered out from autoscaler template node.
// DefaultStatusTaintPrefix any taint starting with it will be filtered out from autoscaler template node but unlike IgnoreTaintPrefix & StartTaintPrefix it should not be trated as unready.
DefaultStatusTaintPrefix = "status-taint.cluster-autoscaler.kubernetes.io/"
gkeNodeTerminationHandlerTaint = "cloud.google.com/impending-node-termination"