mailcow/data/Dockerfiles/dovecot/docker-entrypoint.sh

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#!/bin/bash
set -e
# Hard-code env vars to imapsync due to cron not passing them to the perl script
sed -i "/^\$DBUSER/c\\\$DBUSER='${DBUSER}';" /usr/local/bin/imapsync_cron.pl
sed -i "/^\$DBPASS/c\\\$DBPASS='${DBPASS}';" /usr/local/bin/imapsync_cron.pl
sed -i "/^\$DBNAME/c\\\$DBNAME='${DBNAME}';" /usr/local/bin/imapsync_cron.pl
# Create missing directories
[[ ! -d /usr/local/etc/dovecot/sql/ ]] && mkdir -p /usr/local/etc/dovecot/sql/
[[ ! -d /var/vmail/sieve ]] && mkdir -p /var/vmail/sieve
[[ ! -d /etc/sogo ]] && mkdir -p /etc/sogo
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# Set Dovecot sql config parameters, escape " in db password
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DBPASS=$(echo ${DBPASS} | sed 's/"/\\"/g')
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# Create quota dict for Dovecot
cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql-quota.conf
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connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
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map {
pattern = priv/quota/storage
table = quota2
username_field = username
value_field = bytes
}
map {
pattern = priv/quota/messages
table = quota2
username_field = username
value_field = messages
}
EOF
# Create dict used for sieve pre and postfilters
cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql-sieve_before.conf
connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
map {
pattern = priv/sieve/name/\$script_name
table = sieve_before
username_field = username
value_field = id
fields {
script_name = \$script_name
}
}
map {
pattern = priv/sieve/data/\$id
table = sieve_before
username_field = username
value_field = script_data
fields {
id = \$id
}
}
EOF
cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql-sieve_after.conf
connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
map {
pattern = priv/sieve/name/\$script_name
table = sieve_after
username_field = username
value_field = id
fields {
script_name = \$script_name
}
}
map {
pattern = priv/sieve/data/\$id
table = sieve_after
username_field = username
value_field = script_data
fields {
id = \$id
}
}
EOF
# Create user and pass dict for Dovecot
cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql-passdb.conf
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driver = mysql
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connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
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default_pass_scheme = SSHA256
password_query = SELECT password FROM mailbox WHERE username = '%u' AND domain IN (SELECT domain FROM domain WHERE domain='%d' AND active='1') AND JSON_EXTRACT(attributes, "$.force_pw_update") NOT LIKE '%1%'
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user_query = SELECT CONCAT('maildir:/var/vmail/',maildir) AS mail, 5000 AS uid, 5000 AS gid, concat('*:bytes=', quota) AS quota_rule FROM mailbox WHERE username = '%u' AND active = '1'
iterate_query = SELECT username FROM mailbox WHERE active='1';
EOF
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# Create global sieve_after script
cat /usr/local/etc/dovecot/sieve_after > /var/vmail/sieve/global.sieve
# Check permissions of vmail directory.
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# Do not do this every start-up, it may take a very long time. So we use a stat check here.
if [[ $(stat -c %U /var/vmail/) != "vmail" ]] ; then chown -R vmail:vmail /var/vmail ; fi
# Create random master for SOGo sieve features
RAND_USER=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 16 | head -n 1)
RAND_PASS=$(cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 24 | head -n 1)
echo ${RAND_USER}:$(doveadm pw -s SHA1 -p ${RAND_PASS}) > /usr/local/etc/dovecot/dovecot-master.passwd
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echo ${RAND_USER}:${RAND_PASS} > /etc/sogo/sieve.creds
# 401 is user dovecot
if [[ ! -f /mail_crypt/ecprivkey.pem || ! -f /mail_crypt/ecpubkey.pem ]]; then
openssl ecparam -name prime256v1 -genkey | openssl pkey -out /mail_crypt/ecprivkey.pem
openssl pkey -in /mail_crypt/ecprivkey.pem -pubout -out /mail_crypt/ecpubkey.pem
chown 401 /mail_crypt/ecprivkey.pem /mail_crypt/ecpubkey.pem
else
chown 401 /mail_crypt/ecprivkey.pem /mail_crypt/ecpubkey.pem
fi
# Compile sieve scripts
sievec /var/vmail/sieve/global.sieve
sievec /usr/local/lib/dovecot/sieve/report-spam.sieve
sievec /usr/local/lib/dovecot/sieve/report-ham.sieve
# Fix permissions
chown -R vmail:vmail /var/vmail/sieve
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# Fix more than 1 hardlink issue
touch /etc/crontab /etc/cron.*/*
# Clean old PID if any
[[ -f /usr/local/var/run/dovecot/master.pid ]] && rm /usr/local/var/run/dovecot/master.pid
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exec "$@"