Merge branch 'truncate_config_table_on_migrate_to_db' into 'develop'

Truncate config table on migrate to db task and fix for parsing Swoosh adapters

Closes #1529

See merge request pleroma/pleroma!2136

CHANGELOG.md

@@ -26,6 +26,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Store status data inside Flag activity
 - Deprecated (reorganized as `UserRelationship` entity) User fields with user AP IDs (`blocks`, `mutes`, `muted_reblogs`, `muted_notifications`, `subscribers`).
 - Logger: default log level changed from `warn` to `info`.
+- Config mix task `migrate_to_db` truncates `config` table before migrating the config file.
 <details>
   <summary>API Changes</summary>
 

lib/mix/tasks/pleroma/config.ex

@@ -52,6 +52,9 @@ def migrate_to_db(file_path \\ nil) do
 
   defp do_migrate_to_db(config_file) do
     if File.exists?(config_file) do
+      Ecto.Adapters.SQL.query!(Repo, "TRUNCATE config;")
+      Ecto.Adapters.SQL.query!(Repo, "ALTER SEQUENCE config_id_seq RESTART;")
+
       custom_config =
         config_file
         |> read_file()

lib/pleroma/config/config_db.ex

@@ -416,7 +416,7 @@ defp do_transform_string(value) do
 
   @spec is_module_name?(String.t()) :: boolean()
   def is_module_name?(string) do
-    Regex.match?(~r/^(Pleroma|Phoenix|Tesla|Quack|Ueberauth)\./, string) or
+    Regex.match?(~r/^(Pleroma|Phoenix|Tesla|Quack|Ueberauth|Swoosh)\./, string) or
       string in ["Oban", "Ueberauth", "ExSyslogger"]
   end
 end

test/config/config_db_test.exs

@@ -307,6 +307,15 @@ test "Quack.Logger module" do
       assert ConfigDB.from_binary(binary) == Quack.Logger
     end
 
+    test "Swoosh.Adapters modules" do
+      binary = ConfigDB.transform("Swoosh.Adapters.SMTP")
+      assert binary == :erlang.term_to_binary(Swoosh.Adapters.SMTP)
+      assert ConfigDB.from_binary(binary) == Swoosh.Adapters.SMTP
+      binary = ConfigDB.transform("Swoosh.Adapters.AmazonSES")
+      assert binary == :erlang.term_to_binary(Swoosh.Adapters.AmazonSES)
+      assert ConfigDB.from_binary(binary) == Swoosh.Adapters.AmazonSES
+    end
+
     test "sigil" do
       binary = ConfigDB.transform("~r[comp[lL][aA][iI][nN]er]")
       assert binary == :erlang.term_to_binary(~r/comp[lL][aA][iI][nN]er/)

test/tasks/config_test.exs

@@ -34,9 +34,13 @@ test "error if file with custom settings doesn't exist" do
                    15
   end
 
-  test "settings are migrated to db" do
+  describe "migrate_to_db/1" do
+    setup do
       initial = Application.get_env(:quack, :level)
       on_exit(fn -> Application.put_env(:quack, :level, initial) end)
+    end
+
+    test "settings are migrated to db" do
       assert Repo.all(ConfigDB) == []
 
       Mix.Tasks.Pleroma.Config.migrate_to_db("test/fixtures/config/temp.secret.exs")
@@ -51,6 +55,22 @@ test "settings are migrated to db" do
       assert ConfigDB.from_binary(config3.value) == :info
     end
 
+    test "config table is truncated before migration" do
+      ConfigDB.create(%{
+        group: ":pleroma",
+        key: ":first_setting",
+        value: [key: "value", key2: ["Activity"]]
+      })
+
+      assert Repo.aggregate(ConfigDB, :count, :id) == 1
+
+      Mix.Tasks.Pleroma.Config.migrate_to_db("test/fixtures/config/temp.secret.exs")
+
+      config = ConfigDB.get_by_params(%{group: ":pleroma", key: ":first_setting"})
+      assert ConfigDB.from_binary(config.value) == [key: "value", key2: [Repo]]
+    end
+  end
+
   describe "with deletion temp file" do
     setup do
       temp_file = "config/temp.exported_from_db.secret.exs"