【修改】k8s 配置

apps/devops/services/k8s/common/namespace.go

@@ -0,0 +1,47 @@
+package common
+
+import api "k8s.io/api/core/v1"
+
+// NamespaceQuery is a query for namespaces of a list of objects.
+// There's three cases:
+// 1. No namespace selected: this means "user namespaces" query, i.e., all except kube-system
+// 2. Single namespace selected: this allows for optimizations when querying backends
+// 3. More than one namespace selected: resources from all namespaces are queried and then
+//    filtered here.
+type NamespaceQuery struct {
+	Namespaces []string
+}
+
+// ToRequestParam returns K8s API namespace query for list of objects from this namespaces.
+// This is an optimization to query for single namespace if one was selected and for all
+// namespaces otherwise.
+func (n *NamespaceQuery) ToRequestParam() string {
+	if len(n.Namespaces) == 1 {
+		return n.Namespaces[0]
+	}
+	return api.NamespaceAll
+}
+
+// Matches returns true when the given namespace matches this query.
+func (n *NamespaceQuery) Matches(namespace string) bool {
+	if len(n.Namespaces) == 0 {
+		return true
+	}
+
+	for _, queryNamespace := range n.Namespaces {
+		if namespace == queryNamespace {
+			return true
+		}
+	}
+	return false
+}
+
+// NewSameNamespaceQuery creates new namespace query that queries single namespace.
+func NewSameNamespaceQuery(namespace string) *NamespaceQuery {
+	return &NamespaceQuery{[]string{namespace}}
+}
+
+// NewNamespaceQuery creates new query for given namespaces.
+func NewNamespaceQuery(namespaces []string) *NamespaceQuery {
+	return &NamespaceQuery{namespaces}
+}