livebook/rel/server/overlays/bin/start_flame.exs
2024-07-24 19:32:55 +02:00

40 lines
1.1 KiB
Elixir

File.cd!(System.user_home!())
flame_parent = System.fetch_env!("FLAME_PARENT") |> Base.decode64!() |> :erlang.binary_to_term()
%{
pid: parent_pid,
flame_vsn: flame_parent_vsn,
backend: _backend,
backend_app: backend_app,
backend_vsn: backend_vsn,
node_base: node_base,
host_env: host_env
} = flame_parent
flame_node_name = :"#{node_base}@#{System.fetch_env!(host_env)}"
flame_node_cookie = String.to_atom(System.fetch_env!("LIVEBOOK_COOKIE"))
flame_dep =
if git_ref = System.get_env("FLAME_GIT_REF") do
{:flame, github: "phoenixframework/flame", ref: git_ref}
else
{:flame, flame_parent_vsn}
end
flame_backend_deps =
case backend_app do
:flame -> []
_ -> [{backend_app, backend_vsn}]
end
{:ok, _} = :net_kernel.start(flame_node_name, %{name_domain: :longnames})
Node.set_cookie(flame_node_cookie)
Mix.install([flame_dep | flame_backend_deps], consolidate_protocols: false)
IO.puts(
"[Livebook] starting #{inspect(flame_node_name)} in FLAME mode with parent: #{inspect(parent_pid)}, backend: #{inspect(backend_app)}"
)
System.no_halt(true)