feat: Add enable_cilium_clusterwide_network_policy support (#1972)

Author: SavvasM1

README.md

@@ -162,6 +162,7 @@ Then perform the following commands on the root folder:
 | disable\_legacy\_metadata\_endpoints | Disable the /0.1/ and /v1beta1/ metadata server endpoints on the node. Changing this value will cause all node pools to be recreated. | `bool` | `true` | no |
 | dns\_cache | The status of the NodeLocal DNSCache addon. | `bool` | `false` | no |
 | enable\_binary\_authorization | Enable BinAuthZ Admission controller | `bool` | `false` | no |
+| enable\_cilium\_clusterwide\_network\_policy | Enable Cilium Cluster Wide Network Policies on the cluster | `bool` | `false` | no |
 | enable\_confidential\_nodes | An optional flag to enable confidential node config. | `bool` | `false` | no |
 | enable\_cost\_allocation | Enables Cost Allocation Feature and the cluster name and namespace of your GKE workloads appear in the labels field of the billing export to BigQuery | `bool` | `false` | no |
 | enable\_kubernetes\_alpha | Whether to enable Kubernetes Alpha features for this cluster. Note that when this option is enabled, the cluster cannot be upgraded and will be automatically deleted after 30 days. | `bool` | `false` | no |

autogen/main/cluster.tf.tmpl

@@ -238,6 +238,9 @@ resource "google_container_cluster" "primary" {
   {% endif %}
 
   enable_l4_ilb_subsetting = var.enable_l4_ilb_subsetting
+
+  enable_cilium_clusterwide_network_policy = var.enable_cilium_clusterwide_network_policy
+
 {% if beta_cluster %}
   enable_fqdn_network_policy = var.enable_fqdn_network_policy
 {% endif %}

autogen/main/variables.tf.tmpl

@@ -592,8 +592,15 @@ variable "enable_fqdn_network_policy" {
   description = "Enable FQDN Network Policies on the cluster"
   default     = null
 }
+
 {% endif %}
 
+variable "enable_cilium_clusterwide_network_policy" {
+  type          = bool
+  description   = "Enable Cilium Cluster Wide Network Policies on the cluster"
+  default       = false
+}
+
 variable "security_posture_mode" {
   description = "Security posture mode.  Accepted values are `DISABLED` and `BASIC`. Defaults to `DISABLED`."
   type        = string

cluster.tf

@@ -177,6 +177,9 @@ resource "google_container_cluster" "primary" {
   enable_tpu              = var.enable_tpu
 
   enable_l4_ilb_subsetting = var.enable_l4_ilb_subsetting
+
+  enable_cilium_clusterwide_network_policy = var.enable_cilium_clusterwide_network_policy
+
   dynamic "master_authorized_networks_config" {
     for_each = local.master_authorized_networks_config
     content {

modules/beta-autopilot-private-cluster/README.md

@@ -88,6 +88,7 @@ Then perform the following commands on the root folder:
 | description | The description of the cluster | `string` | `""` | no |
 | disable\_default\_snat | Whether to disable the default SNAT to support the private use of public IP addresses | `bool` | `false` | no |
 | dns\_cache | The status of the NodeLocal DNSCache addon. | `bool` | `true` | no |
+| enable\_cilium\_clusterwide\_network\_policy | Enable Cilium Cluster Wide Network Policies on the cluster | `bool` | `false` | no |
 | enable\_confidential\_nodes | An optional flag to enable confidential node config. | `bool` | `false` | no |
 | enable\_cost\_allocation | Enables Cost Allocation Feature and the cluster name and namespace of your GKE workloads appear in the labels field of the billing export to BigQuery | `bool` | `false` | no |
 | enable\_fqdn\_network\_policy | Enable FQDN Network Policies on the cluster | `bool` | `null` | no |

modules/beta-autopilot-private-cluster/cluster.tf

@@ -85,7 +85,10 @@ resource "google_container_cluster" "primary" {
     enabled = var.enable_vertical_pod_autoscaling
   }
 
-  enable_l4_ilb_subsetting   = var.enable_l4_ilb_subsetting
+  enable_l4_ilb_subsetting = var.enable_l4_ilb_subsetting
+
+  enable_cilium_clusterwide_network_policy = var.enable_cilium_clusterwide_network_policy
+
   enable_fqdn_network_policy = var.enable_fqdn_network_policy
   enable_autopilot           = true
   dynamic "master_authorized_networks_config" {

modules/beta-autopilot-private-cluster/variables.tf

@@ -399,6 +399,13 @@ variable "enable_fqdn_network_policy" {
   default     = null
 }
 
+
+variable "enable_cilium_clusterwide_network_policy" {
+  type        = bool
+  description = "Enable Cilium Cluster Wide Network Policies on the cluster"
+  default     = false
+}
+
 variable "security_posture_mode" {
   description = "Security posture mode.  Accepted values are `DISABLED` and `BASIC`. Defaults to `DISABLED`."
   type        = string

modules/beta-autopilot-public-cluster/README.md

@@ -81,6 +81,7 @@ Then perform the following commands on the root folder:
 | description | The description of the cluster | `string` | `""` | no |
 | disable\_default\_snat | Whether to disable the default SNAT to support the private use of public IP addresses | `bool` | `false` | no |
 | dns\_cache | The status of the NodeLocal DNSCache addon. | `bool` | `true` | no |
+| enable\_cilium\_clusterwide\_network\_policy | Enable Cilium Cluster Wide Network Policies on the cluster | `bool` | `false` | no |
 | enable\_confidential\_nodes | An optional flag to enable confidential node config. | `bool` | `false` | no |
 | enable\_cost\_allocation | Enables Cost Allocation Feature and the cluster name and namespace of your GKE workloads appear in the labels field of the billing export to BigQuery | `bool` | `false` | no |
 | enable\_fqdn\_network\_policy | Enable FQDN Network Policies on the cluster | `bool` | `null` | no |

modules/beta-autopilot-public-cluster/cluster.tf

@@ -85,7 +85,10 @@ resource "google_container_cluster" "primary" {
     enabled = var.enable_vertical_pod_autoscaling
   }
 
-  enable_l4_ilb_subsetting   = var.enable_l4_ilb_subsetting
+  enable_l4_ilb_subsetting = var.enable_l4_ilb_subsetting
+
+  enable_cilium_clusterwide_network_policy = var.enable_cilium_clusterwide_network_policy
+
   enable_fqdn_network_policy = var.enable_fqdn_network_policy
   enable_autopilot           = true
   dynamic "master_authorized_networks_config" {

modules/beta-autopilot-public-cluster/variables.tf

@@ -369,6 +369,13 @@ variable "enable_fqdn_network_policy" {
   default     = null
 }
 
+
+variable "enable_cilium_clusterwide_network_policy" {
+  type        = bool
+  description = "Enable Cilium Cluster Wide Network Policies on the cluster"
+  default     = false
+}
+
 variable "security_posture_mode" {
   description = "Security posture mode.  Accepted values are `DISABLED` and `BASIC`. Defaults to `DISABLED`."
   type        = string