compose

Dockerfile

@@ -64,13 +64,14 @@ COPY config/runtime.exs config/
 COPY rel rel
 RUN mix release --path ./build
 RUN mix ecto.setup
+RUN sqlite3 boneyard.db 'PRAGMA wal_checkpoint(TRUNCATE);'
 
 # start a new build stage so that the final image will only contain
 # the compiled release and other runtime necessities
 FROM ${RUNNER_IMAGE}
 
 RUN apt-get update -y && \
-  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates sqlite3 tini \
+  apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates tini \
   && apt-get clean && rm -f /var/lib/apt/lists/*_*
 
 # Set the locale
@@ -88,7 +89,7 @@ ENV MIX_ENV="prod"
 
 # Only copy the final release from the build stage
 COPY --from=builder --chown=nobody:root /app/build ./
-COPY --from=builder --chown=nobody:root /app/*.db* ./bin
+COPY --from=builder --chown=nobody:root /app/*.db ./bin
 
 USER nobody
 

config/config.exs

@@ -26,7 +26,7 @@ config :boneyard, Oban,
 
 # Configures the endpoint
 config :boneyard, BoneyardWeb.Endpoint,
-  url: [host: "localhost", port: 4000, scheme: "http"],
+  url: [host: "localhost"],
   adapter: Bandit.PhoenixAdapter,
   render_errors: [
     formats: [html: BoneyardWeb.ErrorHTML, json: BoneyardWeb.ErrorJSON],

config/dev.exs

@@ -16,7 +16,7 @@ config :boneyard, Boneyard.Repo,
 config :boneyard, BoneyardWeb.Endpoint,
   # Binding to loopback ipv4 address prevents access from other machines.
   # Change to `ip: {0, 0, 0, 0}` to allow access from other machines.
-  http: [ip: {127, 0, 0, 1}, port: 4000],
+  http: [ip: {127, 0, 0, 1}, port: String.to_integer(System.get_env("PORT") || "4000")],
   check_origin: false,
   code_reloader: true,
   debug_errors: true,

lib/boneyard.ex

@@ -23,5 +23,13 @@ defmodule Boneyard do
     end)
   end
 
+  def base_uri() do
+    config = Enum.into(Boneyard.config([BoneyardWeb.Endpoint, :url]), %{})
+    scheme = Map.get(config, :scheme, "http")
+    host = Map.get(config, :host, "localhost")
+    port = Map.get(config, :port, String.to_integer(System.get_env("PORT") || "4000"))
+    %URI{scheme: scheme, host: host, port: port}
+  end
+
   def mix_env, do: config([:mix_env])
 end

lib/boneyard_web/live/game_live.ex

@@ -247,9 +247,8 @@ defmodule BoneyardWeb.GameLive do
   end
 
   defp game_url(game_id) do
-    %{scheme: scheme, host: host, port: port} =
-      Enum.into(Boneyard.config([BoneyardWeb.Endpoint, :url]), %{})
-
-    URI.to_string(%URI{scheme: scheme, host: host, port: port, path: "/game/join/#{game_id}"})
+    Boneyard.base_uri()
+    |> URI.append_path("/game/join/#{game_id}")
+    |> URI.to_string()
   end
 end