main.tf

locals {
  key_prefix = join("/", compact([
    trimprefix(trimsuffix(var.bucket_key_prefix, "/"), "/"),
    module.volume_label.id
  ]))
}

module "volume_label" {
  source      = "git::https://github.com/cloudposse/terraform-null-label.git?ref=tags/0.24.1"
  name        = var.volume_name
  delimiter   = "_"
  label_order = ["name"]
}

# TODO: Support different user/groups
module "mobius3" {
  source          = "git::https://github.com/cloudposse/terraform-aws-ecs-container-definition.git?ref=tags/0.57.0"
  container_name  = "mobius3-${var.volume_name}"
  container_image = var.mobius3_image
  essential       = true

  user = var.user

  command = [
    "zmobius3",
    "/srv/data",
    var.bucket_id,
    "https://{}.s3.${var.bucket_region}.amazonaws.com/",
    var.bucket_region,
    "--prefix", "${local.key_prefix}/",
    "--credentials-source", "ecs-container-endpoint",
    "--log-level", "INFO"
  ]

  healthcheck = {
    command = ["/bin/sh", "-c",
      "cat /tmp/ruok | grep imok"
    ]
    retries     = 3
    timeout     = 3
    interval    = 10
    startPeriod = 60
  }

  mount_points = [{
    containerPath = "/srv/data"
    sourceVolume  = module.volume_label.id
    readOnly      = false
  }]

  log_configuration = var.log_configuration
}

locals {
  output_container_depends_on = {
    containerName = module.mobius3.json_map_object["name"]
    condition     = "HEALTHY"
  }
}