move more configs to runtime

config/dev.exs

@@ -2,9 +2,6 @@ import Config
 
 # Configure your database
 config :cannery, Cannery.Repo,
-  url:
-    System.get_env("DATABASE_URL") ||
-      "ecto://postgres:postgres@localhost/cannery_dev",
   show_sensitive_data_on_connection_error: true,
   pool_size: 10
 

config/prod.exs

@@ -11,10 +11,6 @@ import Config
 # before starting your production server.
 config :cannery, CanneryWeb.Endpoint, cache_static_manifest: "priv/static/cache_manifest.json"
 
-config :cannery, Cannery.Repo,
-  url: "ecto://postgres:postgres@localhost/cannery",
-  pool_size: 10
-
 config :cannery, Cannery.Application, automigrate: true
 
 # Do not print debug messages in production

config/runtime.exs

@@ -12,12 +12,16 @@ if System.get_env("PHX_SERVER") && System.get_env("RELEASE_NAME") do
   config :cannery, CanneryWeb.Endpoint, server: true
 end
 
-if config_env() == :prod do
+maybe_ipv6 = if System.get_env("ECTO_IPV6"), do: [:inet6], else: []
+
 database_url =
+  if config_env() == :test do
+    System.get_env("TEST_DATABASE_URL") ||
+      "ecto://postgres:postgres@localhost/cannery_test#{System.get_env("MIX_TEST_PARTITION")}"
+  else
     System.get_env("DATABASE_URL") ||
       "ecto://postgres:postgres@cannery-db/cannery"
-
-  maybe_ipv6 = if System.get_env("ECTO_IPV6"), do: [:inet6], else: []
+  end
 
 config :cannery, Cannery.Repo,
   # ssl: true,
@@ -25,18 +29,6 @@ if config_env() == :prod do
   pool_size: String.to_integer(System.get_env("POOL_SIZE") || "10"),
   socket_options: maybe_ipv6
 
-  # The secret key base is used to sign/encrypt cookies and other secrets.
-  # A default value is used in config/dev.exs and config/test.exs but you
-  # want to use a different value for prod and you most likely don't want
-  # to check this value into version control, so we use an environment
-  # variable instead.
-  secret_key_base =
-    System.get_env("SECRET_KEY_BASE") ||
-      raise """
-      environment variable SECRET_KEY_BASE is missing.
-      You can generate one by calling: mix phx.gen.secret
-      """
-
 host = System.get_env("HOST") || "localhost"
 
 config :cannery, CanneryWeb.Endpoint,
@@ -49,10 +41,24 @@ if config_env() == :prod do
     ip: {0, 0, 0, 0, 0, 0, 0, 0},
     port: String.to_integer(System.get_env("PORT") || "4000")
   ],
-    secret_key_base: secret_key_base,
   server: true,
   registration: System.get_env("REGISTRATION") || "invite"
 
+if config_env() == :prod do
+  # The secret key base is used to sign/encrypt cookies and other secrets.
+  # A default value is used in config/dev.exs and config/test.exs but you
+  # want to use a different value for prod and you most likely don't want
+  # to check this value into version control, so we use an environment
+  # variable instead.
+  secret_key_base =
+    System.get_env("SECRET_KEY_BASE") ||
+      raise """
+      environment variable SECRET_KEY_BASE is missing.
+      You can generate one by calling: mix phx.gen.secret
+      """
+
+  config :cannery, CanneryWeb.Endpoint, secret_key_base: secret_key_base
+
   # ## Using releases
   #
   # If you are doing OTP releases, you need to instruct Phoenix

config/test.exs

@@ -9,9 +9,6 @@ config :bcrypt_elixir, :log_rounds, 1
 # to provide built-in test partitioning in CI environment.
 # Run `mix help test` for more information.
 config :cannery, Cannery.Repo,
-  url:
-    System.get_env("TEST_DATABASE_URL") ||
-      "ecto://postgres:postgres@localhost/cannery_test#{System.get_env("MIX_TEST_PARTITION")}",
   pool: Ecto.Adapters.SQL.Sandbox,
   pool_size: 10