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e4009854dc
Delta Chat does not use it now, but should: <https://github.com/deltachat/deltachat-core-rust/issues/4983> Having no capability will confuse whoever develops it.
145 lines
3.0 KiB
Django/Jinja
145 lines
3.0 KiB
Django/Jinja
## Dovecot configuration file
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protocols = imap lmtp
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auth_mechanisms = plain
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{% if debug == true %}
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auth_verbose = yes
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auth_debug = yes
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auth_debug_passwords = yes
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auth_verbose_passwords = plain
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auth_cache_size = 100M
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mail_debug = yes
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{% endif %}
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mail_plugins = quota
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# these are the capabilities Delta Chat cares about actually
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# so let's keep the network overhead per login small
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# https://github.com/deltachat/deltachat-core-rust/blob/master/src/imap/capabilities.rs
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imap_capability = IMAP4rev1 IDLE MOVE QUOTA CONDSTORE NOTIFY
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# Authentication for system users.
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passdb {
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driver = dict
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args = /etc/dovecot/auth.conf
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}
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userdb {
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driver = dict
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args = /etc/dovecot/auth.conf
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}
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##
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## Mailbox locations and namespaces
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##
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# Mailboxes are stored in the "mail" directory of the vmail user home.
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mail_location = maildir:/home/vmail/mail/%d/%u
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namespace inbox {
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inbox = yes
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mailbox Drafts {
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special_use = \Drafts
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}
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mailbox Junk {
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special_use = \Junk
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}
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mailbox Trash {
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special_use = \Trash
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}
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# For \Sent mailboxes there are two widely used names. We'll mark both of
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# them as \Sent. User typically deletes one of them if duplicates are created.
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mailbox Sent {
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special_use = \Sent
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}
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mailbox "Sent Messages" {
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special_use = \Sent
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}
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}
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mail_uid = vmail
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mail_gid = vmail
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mail_privileged_group = vmail
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##
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## Mail processes
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##
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# Enable IMAP COMPRESS (RFC 4978).
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# <https://datatracker.ietf.org/doc/html/rfc4978.html>
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protocol imap {
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mail_plugins = $mail_plugins imap_zlib imap_quota
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}
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protocol lmtp {
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mail_plugins = $mail_plugins quota
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}
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plugin {
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imap_compress_deflate_level = 6
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}
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plugin {
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# for now we define static quota-rules for all users
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quota = maildir:User quota
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quota_rule = *:storage=100M
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quota_max_mail_size=30M
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quota_grace = 0
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# quota_over_flag_value = TRUE
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}
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service lmtp {
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user=vmail
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unix_listener /var/spool/postfix/private/dovecot-lmtp {
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group = postfix
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mode = 0600
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user = postfix
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}
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}
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service auth {
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unix_listener /var/spool/postfix/private/auth {
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mode = 0660
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user = postfix
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group = postfix
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}
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}
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service auth-worker {
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# Default is root.
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# Drop privileges we don't need.
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user = vmail
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}
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service imap-login {
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# High-security mode.
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# Each process serves a single connection and exits afterwards.
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# This is the default, but we set it explicitly to be sure.
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# See <https://doc.dovecot.org/admin_manual/login_processes/#high-security-mode> for details.
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service_count = 1
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# Inrease the number of simultaneous connections.
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#
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# As of Dovecot 2.3.19.1 the default is 100 processes.
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# Combined with `service_count = 1` it means only 100 connections
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# can be handled simultaneously.
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process_limit = 10000
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# Avoid startup latency for new connections.
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process_min_avail = 10
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}
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ssl = required
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ssl_cert = </var/lib/acme/live/{{ config.hostname }}/fullchain
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ssl_key = </var/lib/acme/live/{{ config.hostname }}/privkey
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ssl_dh = </usr/share/dovecot/dh.pem
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ssl_min_protocol = TLSv1.2
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ssl_prefer_server_ciphers = yes
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