stacks/NetWeaver-HA/tf/locals.tf

/**
 * Copyright 2021 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

locals {
  ascs_health_check = {
    type                = "tcp"
    check_interval_sec  = 10
    healthy_threshold   = 4
    timeout_sec         = 10
    unhealthy_threshold = 5
    response            = ""
    proxy_header        = "NONE"
    port                = var.ascs_health_check_port
    port_name           = "health-check-port"
    request             = ""
    request_path        = "/"
    host                = ""
  }
  ers_health_check = {
    type                = "tcp"
    check_interval_sec  = 10
    healthy_threshold   = 4
    timeout_sec         = 10
    unhealthy_threshold = 5
    response            = ""
    proxy_header        = "NONE"
    port                = var.ers_health_check_port
    port_name           = "health-check-port"
    request             = ""
    request_path        = "/"
    host                = ""
  }
  ilb_required       = var.source_image_project == "rhel-sap-cloud" ? false : true
  scs_inventory      = [
    {
      groups         = ["sap"],
      host           = join("", module.netweaver_ascs.instance_ips),
      vars           = {
        sap_is_ascs  = true,
        sap_is_scs   = true,
      }
    },
    {
      groups         = ["sap"],
      host           = join("", module.netweaver_ers.instance_ips),
      vars           = {
        sap_is_ers   = true,
        sap_is_scs   = true,
      }
    },
  ]
  pas_inventory      = (
    var.nw_as_num_instances < 1 ? [] : [
      {
	host         = module.netweaver_as.instance_ips[0],
	groups       = ["sap"],
        vars         = {
          sap_is_pas = true,
        }
      }]
    )
  aas_inventory      = (
    var.nw_as_num_instances < 2 ? [] : [
      for ip in slice(module.netweaver_as.instance_ips, 1, var.nw_as_num_instances) : {
	groups       = ["sap"],
        host         = ip,
        vars         = {
          sap_is_aas = true,
        }
      }]
    )
  inventory          = concat(module.hana_ha.inventory, local.scs_inventory,
    local.pas_inventory, local.aas_inventory)
  region             = join("-", slice(split("-", var.primary_zone), 0, 2))
  subnetwork_project = var.subnetwork_project == "" ? var.project_id : var.subnetwork_project
  network_parts_hana = split("/", data.google_compute_subnetwork.subnetwork_hana.network)
  network_hana       = element(local.network_parts_hana, length(local.network_parts_hana) - 1)
  network_parts_nw   = split("/", data.google_compute_subnetwork.subnetwork_nw.network)
  network_nw         = element(local.network_parts_nw, length(local.network_parts_nw) - 1)
  num_as_instances   = length(module.netweaver_as.instance_ips)
}