Adding namespace_selector field. initial state (#2577)

* Adding namespace_selector field. initial state

* Adding test case handling for namespace_selector field, and adding new field in MD

* Removing duplicate check, and adding changelog

* Fixing markdown, (Combining label selector and namespace selector into One nested schema header)

Author: jaylonmcshan19-x

.changelog/2577.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+Added support for `namespace_selector` field in `PodAffinityTerm` to enhance pod affinity and anti-affinity rules, allowing selection of namespaces based on label selectors.
+```

docs/resources/deployment_v1.md

@@ -248,10 +248,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term`
 
 Optional:
 
@@ -281,10 +283,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_affinity.required_during_scheduling_ignored_during_execution.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_affinity.required_during_scheduling_ignored_during_execution`
 
 Optional:
 
@@ -330,10 +334,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_anti_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_anti_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term`
 
 Optional:
 
@@ -363,10 +369,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_anti_affinity.required_during_scheduling_ignored_during_execution.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_anti_affinity.required_during_scheduling_ignored_during_execution`
 
 Optional:
 

docs/resources/stateful_set_v1.md

@@ -272,10 +272,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term`
 
 Optional:
 
@@ -305,10 +307,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod affinity to select pods from a specified namespace, based on namespace labels. 
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_affinity.required_during_scheduling_ignored_during_execution.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_affinity--required_during_scheduling_ignored_during_execution--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_affinity.required_during_scheduling_ignored_during_execution`
 
 Optional:
 
@@ -354,10 +358,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_anti_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--preferred_during_scheduling_ignored_during_execution--pod_affinity_term--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_anti_affinity.preferred_during_scheduling_ignored_during_execution.pod_affinity_term`
 
 Optional:
 
@@ -387,10 +393,12 @@ Required:
 Optional:
 
 - `label_selector` (Block List) A label query over a set of resources, in this case pods. (see [below for nested schema](#nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--label_selector))
+- `namespace_selector` (Block List) A label query over a set of namespaces. This allows pod anti-affinity to select pods from a specified namespace, based on namespace labels.
 - `namespaces` (Set of String) namespaces specifies which namespaces the labelSelector applies to (matches against); null or empty list means 'this pod's namespace'
 
 <a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--label_selector"></a>
-### Nested Schema for `spec.template.spec.affinity.pod_anti_affinity.required_during_scheduling_ignored_during_execution.label_selector`
+<a id="nestedblock--spec--template--spec--affinity--pod_anti_affinity--required_during_scheduling_ignored_during_execution--namespace_selector"></a>
+### Nested Schema for `namespace_selector` and `label_selector` in `spec.template.spec.affinity.pod_anti_affinity.required_during_scheduling_ignored_during_execution`
 
 Optional:
 

kubernetes/resource_kubernetes_pod_v1_affinity_test.go

@@ -142,6 +142,12 @@ func TestAccKubernetesPodV1_with_pod_affinity_with_required_during_scheduling_ig
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_expressions.0.values.0", keyName), "bar"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_expressions.0.values.1", keyName), "foo"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_labels.%%", keyName), "0"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.key", keyName), "environment"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.operator", keyName), "In"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.values.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.values.0", keyName), "production"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespaces.#", keyName), "0"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.topology_key", keyName), "kubernetes.io/hostname"),
 				),
@@ -178,6 +184,12 @@ func TestAccKubernetesPodV1_with_pod_affinity_with_preferred_during_scheduling_i
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_expressions.0.values.0", keyName), "bar"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_expressions.0.values.1", keyName), "foo"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_labels.%%", keyName), "0"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.key", keyName), "environment"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.operator", keyName), "In"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.values.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.values.0", keyName), "production"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespaces.#", keyName), "1"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespaces.0", keyName), "default"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.topology_key", keyName), "kubernetes.io/hostname"),
@@ -215,6 +227,12 @@ func TestAccKubernetesPodV1_with_pod_anti_affinity_with_required_during_scheduli
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_expressions.0.values.0", keyName), "bar"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_expressions.0.values.1", keyName), "foo"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.label_selector.0.match_labels.%%", keyName), "0"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.key", keyName), "environment"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.operator", keyName), "In"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.values.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespace_selector.0.match_expressions.0.values.0", keyName), "production"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.namespaces.#", keyName), "0"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.topology_key", keyName), "kubernetes.io/hostname"),
 				),
@@ -251,6 +269,12 @@ func TestAccKubernetesPodV1_with_pod_anti_affinity_with_preferred_during_schedul
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_expressions.0.values.0", keyName), "bar"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_expressions.0.values.1", keyName), "foo"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.label_selector.0.match_labels.%%", keyName), "0"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.key", keyName), "environment"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.operator", keyName), "In"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.values.#", keyName), "1"),
+					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespace_selector.0.match_expressions.0.values.0", keyName), "production"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.namespaces.#", keyName), "0"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.pod_affinity_term.0.topology_key", keyName), "kubernetes.io/hostname"),
 					resource.TestCheckResourceAttr(resourceName, fmt.Sprintf("%s.0.weight", keyName), "100"),
@@ -460,6 +484,9 @@ func testAccKubernetesPodV1ConfigWithPodAffinityWithRequiredDuringSchedulingIgno
 	return fmt.Sprintf(`resource "kubernetes_namespace_v1" "test" {
   metadata {
     name = %[1]q
+    labels = {
+      environment = "production"
+    }
   }
 }
 
@@ -482,6 +509,13 @@ resource "kubernetes_pod_v1" "test" {
               values   = ["foo", "bar"]
             }
           }
+          namespace_selector {
+            match_expressions {
+              key      = "environment"
+              operator = "In"
+              values   = ["production"]
+            }
+          }
           topology_key = "kubernetes.io/hostname"
         }
       }
@@ -507,6 +541,9 @@ func testAccKubernetesPodV1ConfigWithPodAffinityWithPreferredDuringSchedulingIgn
 	return fmt.Sprintf(`resource "kubernetes_namespace_v1" "test" {
   metadata {
     name = %[1]q
+    labels = {
+      environment = "production"
+    }
   }
 }
 
@@ -531,6 +568,13 @@ resource "kubernetes_pod_v1" "test" {
                 values   = ["foo", "bar"]
               }
             }
+            namespace_selector {
+              match_expressions {
+                key      = "environment"
+                operator = "In"
+                values   = ["production"]
+              }
+            }
             namespaces   = ["default"]
             topology_key = "kubernetes.io/hostname"
           }
@@ -558,6 +602,9 @@ func testAccKubernetesPodV1ConfigWithPodAntiAffinityWithRequiredDuringScheduling
 	return fmt.Sprintf(`resource "kubernetes_namespace_v1" "test" {
   metadata {
     name = %[1]q
+    labels = {
+      environment = "production"
+    }
   }
 }
 
@@ -580,6 +627,13 @@ resource "kubernetes_pod_v1" "test" {
               values   = ["foo", "bar"]
             }
           }
+          namespace_selector {
+            match_expressions {
+              key      = "environment"
+              operator = "In"
+              values   = ["production"]
+            }
+          }
           topology_key = "kubernetes.io/hostname"
         }
       }
@@ -605,6 +659,9 @@ func testAccKubernetesPodV1ConfigWithPodAntiAffinityWithPreferredDuringSchedulin
 	return fmt.Sprintf(`resource "kubernetes_namespace_v1" "test" {
   metadata {
     name = %[1]q
+    labels = {
+      environment = "production"
+    }
   }
 }
 
@@ -629,6 +686,13 @@ resource "kubernetes_pod_v1" "test" {
                 values   = ["foo", "bar"]
               }
             }
+            namespace_selector {
+              match_expressions {
+                key      = "environment"
+                operator = "In"
+                values   = ["production"]
+              }
+            }
             topology_key = "kubernetes.io/hostname"
           }
         }