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TRA-3299 Reduce footprint and Add Tolerances(#65)

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* Use lib const for DNSClusterFirstWithHostNet.

* Whitespace.

* Break lines.

* Added affinity to pod names.

* Added tolerations to NoExecute and NoSchedule taints.
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nimrod-up9 2021-06-03 19:48:12 +03:00 committed by GitHub
parent 2c8d1f854d
commit 1bf5bf0b31
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1 changed files with 31 additions and 3 deletions
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34
cli/kubernetes/provider.go
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@ -116,7 +116,7 @@ func (provider *Provider) CreateMizuAggregatorPod(ctx context.Context, namespace
}, },
}, },
}, },
DNSPolicy: "ClusterFirstWithHostNet", DNSPolicy: core.DNSClusterFirstWithHostNet,
TerminationGracePeriodSeconds: new(int64), TerminationGracePeriodSeconds: new(int64),
// Affinity: TODO: define node selector for all relevant nodes for this mizu instance // Affinity: TODO: define node selector for all relevant nodes for this mizu instance
}, },
@ -252,12 +252,40 @@ func (provider *Provider) ApplyMizuTapperDaemonSet(ctx context.Context, namespac
), ),
) )
podSpec := applyconfcore.PodSpec().WithHostNetwork(true).WithDNSPolicy("ClusterFirstWithHostNet").WithTerminationGracePeriodSeconds(0) nodeNames := make([]string, 0, len(nodeToTappedPodIPMap))
for nodeName := range nodeToTappedPodIPMap {
nodeNames = append(nodeNames, nodeName)
}
nodeSelectorRequirement := applyconfcore.NodeSelectorRequirement()
nodeSelectorRequirement.WithKey("kubernetes.io/hostname")
nodeSelectorRequirement.WithOperator(core.NodeSelectorOpIn)
nodeSelectorRequirement.WithValues(nodeNames...)
nodeSelectorTerm := applyconfcore.NodeSelectorTerm()
nodeSelectorTerm.WithMatchExpressions(nodeSelectorRequirement)
nodeSelector := applyconfcore.NodeSelector()
nodeSelector.WithNodeSelectorTerms(nodeSelectorTerm)
nodeAffinity := applyconfcore.NodeAffinity()
nodeAffinity.WithRequiredDuringSchedulingIgnoredDuringExecution(nodeSelector)
affinity := applyconfcore.Affinity()
affinity.WithNodeAffinity(nodeAffinity)
noExecuteToleration := applyconfcore.Toleration()
noExecuteToleration.WithOperator(core.TolerationOpExists)
noExecuteToleration.WithEffect(core.TaintEffectNoExecute)
noScheduleToleration := applyconfcore.Toleration()
noScheduleToleration.WithOperator(core.TolerationOpExists)
noScheduleToleration.WithEffect(core.TaintEffectNoSchedule)
podSpec := applyconfcore.PodSpec()
podSpec.WithHostNetwork(true)
podSpec.WithDNSPolicy(core.DNSClusterFirstWithHostNet)
podSpec.WithTerminationGracePeriodSeconds(0)
if linkServiceAccount { if linkServiceAccount {
podSpec.WithServiceAccountName(serviceAccountName) podSpec.WithServiceAccountName(serviceAccountName)
} }
podSpec.WithContainers(agentContainer) podSpec.WithContainers(agentContainer)
podSpec.WithAffinity(affinity)
podSpec.WithTolerations(noExecuteToleration, noScheduleToleration)
podTemplate := applyconfcore.PodTemplateSpec() podTemplate := applyconfcore.PodTemplateSpec()
podTemplate.WithLabels(map[string]string{"app": tapperPodName}) podTemplate.WithLabels(map[string]string{"app": tapperPodName})