Merge remote-tracking branch 'pleroma/develop' into cycles-base-url

[akkoma] / lib / mix / tasks / pleroma / config.ex

diff --git a/lib/mix/tasks/pleroma/config.ex b/lib/mix/tasks/pleroma/config.ex
index b5d80294875964080e80e1d1b01ad7108a9dc9cf..22502a522a332a0df28e55ec947ca559cfe0d3be 100644 (file)
--- a/lib/mix/tasks/pleroma/config.ex
+++ b/lib/mix/tasks/pleroma/config.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Mix.Tasks.Pleroma.Config do
@@ -27,7 +27,7 @@ defmodule Mix.Tasks.Pleroma.Config do
 
       {opts, _} =
         OptionParser.parse!(options,
-          strict: [env: :string, delete: :boolean],
+          strict: [env: :string, delete: :boolean, path: :string],
           aliases: [d: :delete]
         )
 
@@ -134,7 +134,18 @@ defmodule Mix.Tasks.Pleroma.Config do
     group = maybe_atomize(group)
     key = maybe_atomize(key)
 
-    delete_key(group, key)
+    with true <- key_exists?(group, key) do
+      shell_info("The following settings will be removed from ConfigDB:\n")
+
+      group
+      |> ConfigDB.get_by_group_and_key(key)
+      |> dump()
+
+      delete_key(group, key)
+    else
+      _ ->
+        shell_error("No settings in ConfigDB for #{inspect(group)}, #{inspect(key)}. Aborting.")
+    end
   end
 
   def run(["delete", "--force", group]) do
@@ -157,10 +168,21 @@ defmodule Mix.Tasks.Pleroma.Config do
     group = maybe_atomize(group)
     key = maybe_atomize(key)
 
-    if shell_prompt("Are you sure you want to continue?", "n") in ~w(Yn Y y) do
-      delete_key(group, key)
+    with true <- key_exists?(group, key) do
+      shell_info("The following settings will be removed from ConfigDB:\n")
+
+      group
+      |> ConfigDB.get_by_group_and_key(key)
+      |> dump()
+
+      if shell_prompt("Are you sure you want to continue?", "n") in ~w(Yn Y y) do
+        delete_key(group, key)
+      else
+        shell_error("No changes made.")
+      end
     else
-      shell_error("No changes made.")
+      _ ->
+        shell_error("No settings in ConfigDB for #{inspect(group)}, #{inspect(key)}. Aborting.")
     end
   end
 
@@ -237,18 +259,43 @@ defmodule Mix.Tasks.Pleroma.Config do
   defp migrate_from_db(opts) do
     env = opts[:env] || Pleroma.Config.get(:env)
 
+    filename = "#{env}.exported_from_db.secret.exs"
+
     config_path =
-      if Pleroma.Config.get(:release) do
-        :config_path
-        |> Pleroma.Config.get()
-        |> Path.dirname()
-      else
-        "config"
+      cond do
+        opts[:path] ->
+          opts[:path]
+
+        Pleroma.Config.get(:release) ->
+          :config_path
+          |> Pleroma.Config.get()
+          |> Path.dirname()
+
+        true ->
+          "config"
       end
-      |> Path.join("#{env}.exported_from_db.secret.exs")
+      |> Path.join(filename)
 
-    file = File.open!(config_path, [:write, :utf8])
+    with {:ok, file} <- File.open(config_path, [:write, :utf8]) do
+      write_config(file, config_path, opts)
+      shell_info("Database configuration settings have been exported to #{config_path}")
+    else
+      _ ->
+        shell_error("Impossible to save settings to this directory #{Path.dirname(config_path)}")
+        tmp_config_path = Path.join(System.tmp_dir!(), filename)
+        file = File.open!(tmp_config_path)
+
+        shell_info(
+          "Saving database configuration settings to #{tmp_config_path}. Copy it to the #{
+            Path.dirname(config_path)
+          } manually."
+        )
 
+        write_config(file, tmp_config_path, opts)
+    end
+  end
+
+  defp write_config(file, path, opts) do
     IO.write(file, config_header())
 
     ConfigDB
@@ -256,11 +303,7 @@ defmodule Mix.Tasks.Pleroma.Config do
     |> Enum.each(&write_and_delete(&1, file, opts[:delete]))
 
     :ok = File.close(file)
-    System.cmd("mix", ["format", config_path])
-
-    shell_info(
-      "Database configuration settings have been exported to config/#{env}.exported_from_db.secret.exs"
-    )
+    System.cmd("mix", ["format", path])
   end
 
   if Code.ensure_loaded?(Config.Reader) do
@@ -315,8 +358,17 @@ defmodule Mix.Tasks.Pleroma.Config do
     |> Enum.any?()
   end
 
+  defp key_exists?(group, key) do
+    group
+    |> ConfigDB.get_by_group_and_key(key)
+    |> is_nil
+    |> Kernel.!()
+  end
+
   defp maybe_atomize(arg) when is_atom(arg), do: arg
 
+  defp maybe_atomize(":" <> arg), do: maybe_atomize(arg)
+
   defp maybe_atomize(arg) when is_binary(arg) do
     if ConfigDB.module_name?(arg) do
       String.to_existing_atom("Elixir." <> arg)