Merge pull request #9 from hashicorp/primary-nodes

Primary nodes
hashicorp · Sep 30, 2019 · 5cad4f4 · 5cad4f4
2 parents 6414a02 + ead36b5
commit 5cad4f4
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Showing 3 changed files with 6 additions and 4 deletions.
diff --git a/primary.tf b/primary.tf
@@ -1,5 +1,8 @@
 resource "google_compute_instance" "primary" {
-  count        = "${var.primary_count}"
+  /* The number of primaries must be hard coded to 3 when Internal Production Mode
+  is selected. Currently, that mode does not support scaling. In other modes, the 
+  cluster can be scaled according the primary_count variable. */
+  count        = "${var.install_type == "ipm" ? 3 : var.primary_count}"
   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 = "Number of primary nodes to run, must be odd number - 3 or 5 recommended."
+  default     = "3"
 }
 
 variable "prefix" {