resource "juju_machine" "mysql-1" {
  model       = var.model-name
  placement   = join(":",["lxd",juju_machine.all_machines["100"].machine_id])
  constraints = "spaces=oam"
}
resource "juju_machine" "mysql-2" {
  model       = var.model-name
  placement   = join(":",["lxd",juju_machine.all_machines["101"].machine_id])
  constraints = "spaces=oam"
}
resource "juju_machine" "mysql-3" {
  model       = var.model-name
  placement   = join(":",["lxd",juju_machine.all_machines["102"].machine_id])
  constraints = "spaces=oam"
}

resource "juju_application" "mysql-innodb-cluster" {
  name = "mysql-innodb-cluster"

  model = var.model-name

  charm {
    name     = "mysql-innodb-cluster"
    channel  = var.mysql-channel
    base     = var.default-base
  }

  units = 3

  placement = "${join(",",sort([
    juju_machine.mysql-1.machine_id,
    juju_machine.mysql-2.machine_id,
    juju_machine.mysql-3.machine_id,
  ]))}"

  endpoint_bindings = [{
    space    = var.oam-space
  },{
    endpoint = "cluster"
    space    = var.internal-space
  },{
    endpoint = "db-router"
    space    = var.internal-space
  }]

  config = {
      source          = var.openstack-origin
      wait-timeout    = "3600"
      enable-binlogs  = "false"
      snapd_refresh   = "max"
      max-connections = var.mysql-connections
      tuning-level    = var.mysql-tuning-level
  }
}