Hard code the number of primaries

Due to some issues around scaling in internal production mode, the number of primaries should be locked down to 3. Scaling of the cluster beyond that should happen via secondaries.
hashicorp · Sep 25, 2019 · 93300cc · 93300cc
1 parent 82e060c
commit 93300cc
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Showing 3 changed files with 3 additions and 4 deletions.
diff --git a/primary.tf b/primary.tf
@@ -1,5 +1,5 @@
 resource "google_compute_instance" "primary" {
-  count        = "${var.primary_count}"
+  count        = "3"
   name         = "${var.prefix}-primary-${count.index}"
   machine_type = "${var.primary_machine_type}"
   zone         = "${var.zone}"

diff --git a/secondary.tf b/secondary.tf
@@ -16,7 +16,6 @@ resource "google_compute_region_instance_group_manager" "secondary" {
 
   base_instance_name = "${var.prefix}-secondary"
   instance_template  = "${module.instance-template.secondary_template}"
-  update_strategy    = "NONE"
   region             = "${var.region}"
 
   target_size = "${var.secondary_count}"

diff --git a/variables.tf b/variables.tf
@@ -167,8 +167,8 @@ variable "image_family" {
 
 variable "primary_count" {
   type        = "string"
-  description = "Number of primary nodes to run, must be odd number"
-  default     = "1"
+  description = "Currently unused. Must have 3 primary nodes."
+  default     = "3"
 }
 
 variable "prefix" {