Merge pull request #261 from yevgeny-shnaidman/yevgeny/worker-to-linux-nodes

Configuring the worker DS to target only "linux" nodes

Author: k8s-ci-robot

internal/daemonset/testdata/test_worker_daemonset.yaml

@@ -26,9 +26,17 @@ spec:
             - matchExpressions:
               - key: node-role.kubernetes.io/master
                 operator: DoesNotExist
+              - key: kubernetes.io/os
+                operator: In
+                values:
+                - "linux"
             - matchExpressions:
               - key: node-role.kubernetes.io/node
                 operator: Exists
+              - key: kubernetes.io/os
+                operator: In
+                values:
+                - "linux"
       containers:
       - args: []
         command:

internal/daemonset/worker.go

@@ -34,6 +34,11 @@ func getWorkerAffinity() *corev1.Affinity {
 								Key:      "node-role.kubernetes.io/master",
 								Operator: "DoesNotExist",
 							},
+							{
+								Key:      "kubernetes.io/os",
+								Operator: corev1.NodeSelectorOpIn,
+								Values:   []string{"linux"},
+							},
 						},
 					},
 					{
@@ -42,6 +47,11 @@ func getWorkerAffinity() *corev1.Affinity {
 								Key:      "node-role.kubernetes.io/node",
 								Operator: "Exists",
 							},
+							{
+								Key:      "kubernetes.io/os",
+								Operator: corev1.NodeSelectorOpIn,
+								Values:   []string{"linux"},
+							},
 						},
 					},
 				},