From 588da38bee809b2b756b811e2be0d3ed4900c163 Mon Sep 17 00:00:00 2001
From: balki <3070606-balki@users.noreply.gitlab.com>
Date: Tue, 18 Dec 2018 17:12:04 -0500
Subject: [PATCH] Create Maildir subdir

python stdlib bug: They are not created automatically when the parent is present
python stdlib bug: Add comment to `import encodings.idna`
---
 mail4one/server.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/mail4one/server.py b/mail4one/server.py
index 5bcbfb7..914a66c 100644
--- a/mail4one/server.py
+++ b/mail4one/server.py
@@ -8,6 +8,9 @@ import sys
 from argparse import ArgumentParser
 from functools import partial
 from pathlib import Path
+
+# Though we don't use requests, without the below import, we crash https://stackoverflow.com/a/13057751
+# When running on privilege port after dropping privileges.
 # noinspection PyUnresolvedReferences
 import encodings.idna
 
@@ -58,8 +61,11 @@ class MaildirCRLF(mailbox.Maildir):
 
 
 class MailboxCRLF(Mailbox):
-    def __init__(self, mail_dir):
+    def __init__(self, mail_dir: Path):
         super().__init__(mail_dir)
+        for sub in ('new', 'tmp', 'cur'):
+            sub_path = mail_dir / sub
+            sub_path.mkdir(mode=0o755, exist_ok=True, parents=True)
         self.mailbox = MaildirCRLF(mail_dir)