pleroma

commit: bd7381f2f4139c26d9dbb8aad77ce77be7777532
parent 4befb3b1d02f32eb2c56f12e4684a7bb3167b0ee
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Thu, 22 Jun 2023 00:58:05 +0200

instance gen: Reduce permissions of pleroma directories and config files

Diffstat:
M
lib/mix/tasks/pleroma/instance.ex
13
++++++++++---

1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/lib/mix/tasks/pleroma/instance.ex b/lib/mix/tasks/pleroma/instance.ex
@@ -266,12 +266,20 @@ defmodule Mix.Tasks.Pleroma.Instance do
       config_dir = Path.dirname(config_path)
       psql_dir = Path.dirname(psql_path)
 
+      # Note: Distros requiring group read (0o750) on those directories should
+      # pre-create the directories.
       [config_dir, psql_dir, static_dir, uploads_dir]
       |> Enum.reject(&File.exists?/1)
-      |> Enum.map(&File.mkdir_p!/1)
+      |> Enum.each(fn dir ->
+        File.mkdir_p!(dir)
+        File.chmod!(dir, 0o700)
+      end)
 
       shell_info("Writing config to #{config_path}.")
 
+      # Sadly no fchmod(2) equivalent in Elixir…
+      File.touch!(config_path)
+      File.chmod!(config_path, 0o640)
       File.write(config_path, result_config)
       shell_info("Writing the postgres script to #{psql_path}.")
       File.write(psql_path, result_psql)
@@ -290,8 +298,7 @@ defmodule Mix.Tasks.Pleroma.Instance do
     else
       shell_error(
         "The task would have overwritten the following files:\n" <>
-          (Enum.map(will_overwrite, &"- #{&1}\n") |> Enum.join("")) <>
-          "Rerun with `--force` to overwrite them."
+          Enum.map_join(will_overwrite, &"- #{&1}\n") <> "Rerun with `--force` to overwrite them."
       )
     end
   end