open-vault/enos/modules/vault_get_cluster_ips/main.tf

143 lines
3.6 KiB
HCL

# Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: MPL-2.0
terraform {
required_providers {
enos = {
source = "app.terraform.io/hashicorp-qti/enos"
}
}
}
variable "vault_install_dir" {
type = string
description = "The directory where the Vault binary will be installed"
}
variable "vault_root_token" {
type = string
description = "The vault root token"
}
variable "node_public_ip" {
type = string
description = "The primary node public ip"
default = ""
}
variable "vault_instances" {
type = map(object({
private_ip = string
public_ip = string
}))
description = "The vault cluster instances that were created"
}
variable "added_vault_instances" {
type = map(object({
private_ip = string
public_ip = string
}))
description = "The vault cluster instances that were added"
default = {}
}
locals {
leftover_primary_instances = var.node_public_ip != "" ? {
for k, v in var.vault_instances : k => v if contains(values(v), trimspace(var.node_public_ip))
} : null
all_instances = var.node_public_ip != "" ? merge(var.added_vault_instances, local.leftover_primary_instances) : var.vault_instances
updated_instance_count = length(local.all_instances)
updated_instances = {
for idx in range(local.updated_instance_count) : idx => {
public_ip = values(local.all_instances)[idx].public_ip
private_ip = values(local.all_instances)[idx].private_ip
}
}
node_ip = var.node_public_ip != "" ? var.node_public_ip : local.updated_instances[0].public_ip
instance_private_ips = [
for k, v in values(tomap(local.updated_instances)) :
tostring(v["private_ip"])
]
follower_public_ips = [
for k, v in values(tomap(local.updated_instances)) :
tostring(v["public_ip"]) if v["private_ip"] != trimspace(enos_remote_exec.get_leader_private_ip.stdout)
]
follower_private_ips = [
for k, v in values(tomap(local.updated_instances)) :
tostring(v["private_ip"]) if v["private_ip"] != trimspace(enos_remote_exec.get_leader_private_ip.stdout)
]
}
resource "enos_remote_exec" "get_leader_private_ip" {
environment = {
VAULT_ADDR = "http://127.0.0.1:8200"
VAULT_TOKEN = var.vault_root_token
VAULT_INSTALL_DIR = var.vault_install_dir
VAULT_INSTANCE_PRIVATE_IPS = jsonencode(local.instance_private_ips)
}
scripts = [abspath("${path.module}/scripts/get-leader-private-ip.sh")]
transport = {
ssh = {
host = local.node_ip
}
}
}
output "leftover_primary_instances" {
value = local.leftover_primary_instances
}
output "all_instances" {
value = local.all_instances
}
output "updated_instance_count" {
value = local.updated_instance_count
}
output "updated_instances" {
value = local.updated_instances
}
output "leader_private_ip" {
value = trimspace(enos_remote_exec.get_leader_private_ip.stdout)
}
output "leader_public_ip" {
value = element([
for k, v in values(tomap(local.all_instances)) :
tostring(v["public_ip"]) if v["private_ip"] == trimspace(enos_remote_exec.get_leader_private_ip.stdout)
], 0)
}
output "vault_instance_private_ips" {
value = jsonencode(local.instance_private_ips)
}
output "follower_public_ips" {
value = local.follower_public_ips
}
output "follower_public_ip_1" {
value = element(local.follower_public_ips, 0)
}
output "follower_public_ip_2" {
value = element(local.follower_public_ips, 1)
}
output "follower_private_ips" {
value = local.follower_private_ips
}
output "follower_private_ip_1" {
value = element(local.follower_private_ips, 0)
}
output "follower_private_ip_2" {
value = element(local.follower_private_ips, 1)
}