vault/enos/modules/vault_failover_update_dr_primary/main.tf

# Copyright IBM Corp. 2016, 2025
# SPDX-License-Identifier: BUSL-1.1

terraform {
  required_providers {
    enos = {
      source = "registry.terraform.io/hashicorp-forge/enos"
    }
  }
}

variable "ip_version" {
  type        = number
  description = "The IP version used for the Vault TCP listener"

  validation {
    condition     = contains([4, 6], var.ip_version)
    error_message = "The ip_version must be either 4 or 6"
  }
}

variable "secondary_leader_host" {
  type = object({
    ipv6       = string
    private_ip = string
    public_ip  = string
  })
  description = "The secondary cluster leader host"
}

variable "vault_install_dir" {
  type        = string
  description = "The directory where the Vault binary will be installed"
}

variable "vault_addr" {
  type        = string
  description = "The local vault API listen address"

}

variable "vault_root_token" {
  type        = string
  description = "The vault root token"
}

variable "dr_operation_token" {
  type        = string
  description = "The wrapping token created on primary cluster"
}

variable "wrapping_token" {
  type        = string
  description = "The wrapping token created on primary cluster"
}

locals {
  dr_operation_token = var.dr_operation_token
  wrapping_token     = var.wrapping_token
}

resource "enos_remote_exec" "update_dr_primary" {
  environment = {
    VAULT_ADDR  = var.vault_addr
    VAULT_TOKEN = var.vault_root_token
  }

  inline = ["${var.vault_install_dir}/vault write sys/replication/dr/secondary/update-primary dr_operation_token=${local.dr_operation_token} token=${local.wrapping_token}"]


  transport = {
    ssh = {
      host = var.secondary_leader_host.public_ip
    }
  }
}