add 2nd AWS region zone to gitlab instances and load balancers

Author: csanquer

terraform/gitlab/load_balancer.tf

@@ -35,7 +35,7 @@ resource "aws_security_group" "gitlab_elb" {
 resource "aws_elb" "gitlab" {
  name = "gitlab"
  security_groups = ["${aws_security_group.gitlab_elb.id}"]
- subnets = ["${var.public_subnet_ids["public1"]}"]
+ subnets = ["${var.public_subnet_ids["public1"]}", "${var.public_subnet_ids["public2"]}"]
  cross_zone_load_balancing = false
  idle_timeout = 400
  connection_draining = true

terraform/gitlab/main.tf

@@ -138,7 +138,7 @@ resource "aws_autoscaling_group" "gitlab" {
  max_size = "${var.gitlab_max}"
  min_size = "${var.gitlab_min}"
  desired_capacity = "${var.gitlab_desired}"
- vpc_zone_identifier = ["${var.private_subnet_ids["private1"]}"]
+ vpc_zone_identifier = ["${var.private_subnet_ids["private1"]}", "${var.private_subnet_ids["private2"]}"]
  health_check_grace_period = 300
  health_check_type = "ELB"
  default_cooldown = 300