エラー原因の調査と改善

[suaaa7]

エラー内容

Error: Error creating Step Function State Machine: 
AccessDeniedException: 
Neither the global service principal states.amazonaws.com, 
nor the regional one is authorized to assume the provided role.

#6 (comment)

[suaaa7]

ここらへん参考にすれば解決できそう

https://github.com/kenfj/sfn-fargate-batch/blob/90436b659050cb45cd0add28316ff4c561a537a9/terraform/main.tf#L227-L250

hashicorp/terraform#2869

hashicorp/terraform#17726 (comment)

[suaaa7]

  depends_on = [
    # note this direct dependency setting does not work
    # "aws_iam_role_policy.step_functions_execution",
    "null_resource.delay",
  ]
}

# Initial run will fail due to the timing issue
# * aws_sfn_state_machine.batch: Error creating Step Function State Machine:
# AccessDeniedException: Neither the global service principal states.amazonaws.com,
# nor the regional one is authorized to assume the provided role.
# https://github.com/hashicorp/terraform/issues/2869
# Therefore wait 10 seconds
# https://github.com/hashicorp/terraform/issues/17726#issuecomment-377357866

resource "null_resource" "delay" {
  provisioner "local-exec" {
    command = "sleep 10"
  }

  triggers = {
    "before" = "${aws_iam_role_policy.step_functions_execution.id}"
  }
}