expunge: reset maildirsize after expunging old mails

Switch SPF from fail to softfail (~all instead of -all)
This is recommended to prevent SPF failure from rejecting the message early in case messages are remailed without breaking DKIM.
2026-08-11 11:00:52 +00:00 · 2024-03-10 23:25:33 +01:00 · 2024-03-09 20:02:29 +00:00 · 2024-03-09 14:01:00 +01:00 · 2024-03-08 05:39:59 +01:00
3 changed files with 8 additions and 1 deletions
@@ -6,7 +6,7 @@ _submissions._tcp.{chatmail_domain}. SRV 0 1 465 {chatmail_domain}.
 _imap._tcp.{chatmail_domain}.        SRV 0 1 143 {chatmail_domain}.
 _imaps._tcp.{chatmail_domain}.       SRV 0 1 993 {chatmail_domain}.
 {chatmail_domain}.                   CAA 128 issue "letsencrypt.org;accounturi={acme_account_url}"
-{chatmail_domain}.                   TXT "v=spf1 a:{chatmail_domain} -all"
+{chatmail_domain}.                   TXT "v=spf1 a:{chatmail_domain} ~all"
 _dmarc.{chatmail_domain}.            TXT "v=DMARC1;p=reject;adkim=s;aspf=s"
 _mta-sts.{chatmail_domain}.          TXT "v=STSv1; id={sts_id}"
 mta-sts.{chatmail_domain}.           CNAME {chatmail_domain}.
@@ -13,6 +13,12 @@ auth_cache_size = 100M
 mail_debug = yes
 {% endif %}

+# Prevent warnings similar to:
+#   config: Warning: service auth { client_limit=1000 } is lower than required under max. load (10200). Counted for protocol services with service_count != 1: service lmtp { process_limit=100 } + service imap-urlauth-login { process_limit=100 } + service imap-login { process_limit=10000 }
+#   config: Warning: service anvil { client_limit=1000 } is lower than required under max. load (10103). Counted with: service imap-urlauth-login { process_limit=100 } + service imap-login { process_limit=10000 } + service auth { process_limit=1 }
+#   master: Warning: service(stats): client_limit (1000) reached, client connections are being dropped
+default_client_limit = 20000
+
 mail_server_admin = mailto:root@{{ config.mail_domain }}
 mail_server_comment = Chatmail server

@@ -8,3 +8,4 @@
 # or only temporary (but then they shouldn't be around after {{ config.delete_mails_after }} days anyway).
 2 0 * * * vmail find /home/vmail/mail/{{ config.mail_domain }} -path '*/tmp/*' -mtime +{{ config.delete_mails_after }} -type f -delete
 2 0 * * * vmail find /home/vmail/mail/{{ config.mail_domain }} -path '*/.*/tmp/*' -mtime +{{ config.delete_mails_after }} -type f -delete
+3 0 * * * vmail find /home/vmail/mail/{{ config.mail_domain }} -name 'maildirsize' -type f -delete
Author	SHA1	Message	Date
missytake	00edc05892	expunge: reset maildirsize after expunging old mails	2024-03-10 23:25:33 +01:00
link2xt	4bca7891a2	Switch SPF from fail to softfail (`~all` instead of `-all`) This is recommended to prevent SPF failure from rejecting the message early in case messages are remailed without breaking DKIM.	2024-03-09 20:02:29 +00:00
link2xt	2e23e743fd	dovecot: increase default_client_limit	2024-03-09 14:01:00 +01:00
link2xt	edc593586b	Implement "iterate" command in metadata server Otherwise Dovecot times out when trying to iterate over metadata of the folder. Apparently it happens when attempting to delete folder from the server over IMAP.	2024-03-08 05:39:59 +01:00