+
+ defp check_system_commands!(:ok) do
+ filter_commands_statuses = [
+ check_filter(Pleroma.Upload.Filter.Exiftool, "exiftool"),
+ check_filter(Pleroma.Upload.Filter.Mogrify, "mogrify"),
+ check_filter(Pleroma.Upload.Filter.Mogrifun, "mogrify"),
+ check_filter(Pleroma.Upload.Filter.AnalyzeMetadata, "mogrify"),
+ check_filter(Pleroma.Upload.Filter.AnalyzeMetadata, "convert"),
+ check_filter(Pleroma.Upload.Filter.AnalyzeMetadata, "ffprobe")
+ ]
+
+ preview_proxy_commands_status =
+ if !Config.get([:media_preview_proxy, :enabled]) or
+ MediaHelper.missing_dependencies() == [] do
+ true
+ else
+ Logger.error(
+ "The following dependencies required by Media preview proxy " <>
+ "(which is currently enabled) are not installed: " <>
+ inspect(MediaHelper.missing_dependencies())
+ )
+
+ false
+ end
+
+ if Enum.all?([preview_proxy_commands_status | filter_commands_statuses], & &1) do
+ :ok
+ else
+ {:error,
+ "System commands missing. Check logs and see `docs/installation` for more details."}
+ end
+ end
+
+ defp check_system_commands!(result), do: result
+
+ defp check_repo_pool_size!(:ok) do
+ if Pleroma.Config.get([Pleroma.Repo, :pool_size], 10) != 10 and
+ not Pleroma.Config.get([:dangerzone, :override_repo_pool_size], false) do
+ Logger.error("""
+ !!!CONFIG WARNING!!!
+
+ The database pool size has been altered from the recommended value of 10.
+
+ Please revert or ensure your database is tuned appropriately and then set
+ `config :pleroma, :dangerzone, override_repo_pool_size: true`.
+
+ If you are experiencing database timeouts, please check the "Optimizing
+ your PostgreSQL performance" section in the documentation. If you still
+ encounter issues after that, please open an issue on the tracker.
+ """)
+
+ {:error, "Repo.pool_size different than recommended value."}
+ else
+ :ok
+ end
+ end
+
+ defp check_repo_pool_size!(result), do: result
+
+ defp check_filter(filter, command_required) do
+ filters = Config.get([Pleroma.Upload, :filters])
+
+ if filter in filters and not Pleroma.Utils.command_available?(command_required) do
+ Logger.error(
+ "#{filter} is specified in list of Pleroma.Upload filters, but the " <>
+ "#{command_required} command is not found"
+ )
+
+ false
+ else
+ true
+ end
+ end