Reserve static internal ips for etcds and cfssl server instances

utilitywarehouse · Jun 8, 2018 · 70a411e · 70a411e
1 parent fba0592
commit 70a411e
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Showing 2 changed files with 19 additions and 2 deletions.
diff --git a/cfssl.tf b/cfssl.tf
@@ -29,6 +29,14 @@ resource "random_string" "cfssl_suffix" {
   }
 }
 
+// reserve Ip address
+resource "google_compute_address" "cfssl_server_address" {
+  name         = "cfssl-server-address-${count.index}-${var.cluster_name}"
+  address_type = "INTERNAL"
+  subnetwork   = "${var.subnetwork_link}"
+  address      = "${var.cfssl_server_address}"
+}
+
 // Instance
 resource "google_compute_instance" "cfssl" {
   name        = "cfssl-${var.cluster_name}-${random_string.cfssl_suffix.result}"
@@ -54,7 +62,7 @@ resource "google_compute_instance" "cfssl" {
 
   network_interface {
     subnetwork = "${var.subnetwork_link}"
-    address    = "${var.cfssl_server_address}"
+    address    = "${google_compute_address.cfssl_server_address.address}"
   }
 
   tags = ["${concat(list("cfssl-${var.cluster_name}"), var.cluster_instance_tags)}"]

diff --git a/etcd.tf b/etcd.tf
@@ -39,6 +39,15 @@ resource "random_string" "r" {
   }
 }
 
+// reserve Ip addresses
+resource "google_compute_address" "etcd_addresses" {
+  count        = "${var.etcd_instance_count}"
+  name         = "etcd-address-${count.index}-${var.cluster_name}"
+  address_type = "INTERNAL"
+  subnetwork   = "${var.subnetwork_link}"
+  address      = "${var.etcd_addresses[count.index]}"
+}
+
 // Instances
 resource "google_compute_instance" "etcd" {
   count       = "${var.etcd_instance_count}"
@@ -65,7 +74,7 @@ resource "google_compute_instance" "etcd" {
 
   network_interface {
     subnetwork = "${var.subnetwork_link}"
-    address    = "${var.etcd_addresses[count.index]}"
+    address    = "${google_compute_address.etcd_addresses.*.address[count.index]}"
   }
 
   tags = ["${concat(list("etcd-${var.cluster_name}"), var.cluster_instance_tags)}"]