terraform ssh inline command

main.tf

resource "null_resource" "volume" {
  connection {
    type  = "ssh"
    host  = "ip"
    user  = "user"
    private_key = file("~/.ssh/id_rsa")
  }

  triggers = {
    dir = var.dir_path
  }

  provisioner "remote-exec" {
    inline = [
      "echo hi"
    ]
  }
}