terraform: Terraform module for AWS (#2503)

terraform/infrastructure/openstack/modules/loadbalancer/main.tf

@@ -0,0 +1,40 @@
+terraform {
+  required_providers {
+    openstack = {
+      source  = "terraform-provider-openstack/openstack"
+      version = "1.52.1"
+    }
+  }
+}
+
+resource "openstack_lb_listener_v2" "listener" {
+  name            = var.name
+  protocol        = "TCP"
+  protocol_port   = var.port
+  loadbalancer_id = var.loadbalancer_id
+}
+
+resource "openstack_lb_pool_v2" "pool" {
+  name        = var.name
+  protocol    = "TCP"
+  lb_method   = "ROUND_ROBIN"
+  listener_id = openstack_lb_listener_v2.listener.id
+}
+
+resource "openstack_lb_member_v2" "member" {
+  count         = length(var.member_ips)
+  name          = format("${var.name}-member-%02d", count.index + 1)
+  address       = var.member_ips[count.index]
+  protocol_port = var.port
+  pool_id       = openstack_lb_pool_v2.pool.id
+  subnet_id     = var.subnet_id
+}
+
+resource "openstack_lb_monitor_v2" "k8s_api" {
+  name        = var.name
+  pool_id     = openstack_lb_pool_v2.pool.id
+  type        = "TCP"
+  delay       = 2
+  timeout     = 2
+  max_retries = 2
+}