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kubernetes: Improve namespace usage (#4767)

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* Use GetByKey instead of List in GetNamespaceByName.
* Add ToNamespace to reduce memory for namespace cache.

Signed-off-by: Mat Lowery <mlowery@ebay.com>
This commit is contained in:
Mat Lowery
2021-07-29 21:27:25 -06:00
committed by GitHub
parent 8ff7c4b834
commit 9d5b8cd13d
9 changed files with 100 additions and 47 deletions
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4
plugin/kubernetes/namespace.go
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@@ -5,11 +5,11 @@ package kubernetes
// Returns true even for namespaces not exposed by plugin configuration,
// see namespaceExposed.
func (k *Kubernetes) filteredNamespaceExists(namespace string) bool {
ns, err := k.APIConn.GetNamespaceByName(namespace)
_, err := k.APIConn.GetNamespaceByName(namespace)
if err != nil {
return false
}
return ns.ObjectMeta.Name == namespace
return true
}
// configuredNamespace returns true when the namespace is exposed through the plugin