update obsolete settings

This commit is contained in:
KiekerJan 2021-07-31 21:43:25 +02:00
parent 104d40e819
commit f6450c1cae
1 changed files with 10 additions and 4 deletions

View File

@ -77,6 +77,13 @@ tools/editconf.py /etc/dovecot/conf.d/10-auth.conf \
disable_plaintext_auth=yes \
"auth_mechanisms=plain login"
# Generate DH parameters. Will take a long time, so only if they don't exist
if [[ ! -f /etc/dovecot/dh.pem ]]; then
openssl dhparam -out /etc/dovecot/dh.pem 4096
fi
chown mail:dovecot /etc/dovecot/dh.pem
# Enable SSL, specify the location of the SSL certificate and private key files.
# Use Mozilla's "Intermediate" recommendations at https://ssl-config.mozilla.org/#server=dovecot&server-version=2.2.33&config=intermediate&openssl-version=1.1.1,
# except that the current version of Dovecot does not have a TLSv1.3 setting, so we only use TLSv1.2.
@ -84,10 +91,9 @@ tools/editconf.py /etc/dovecot/conf.d/10-ssl.conf \
ssl=required \
"ssl_cert=<$STORAGE_ROOT/ssl/ssl_certificate.pem" \
"ssl_key=<$STORAGE_ROOT/ssl/ssl_private_key.pem" \
"ssl_protocols=TLSv1.2" \
"ssl_cipher_list=ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384" \
"ssl_prefer_server_ciphers=no" \
"ssl_dh_parameters_length=2048"
"ssl_min_protocol=TLSv1.2" \
"ssl_prefer_server_ciphers=yes" \
"ssl_dh=</etc/dovecot/dh.pem"
# Disable in-the-clear IMAP/POP because there is no reason for a user to transmit
# login credentials outside of an encrypted connection. Only the over-TLS versions