# See the License for the specific language governing permissions and
# limitations under the License.
-# todo: make quick backups of maildir, or deliver to multiple hosts.
+# TODO: copy dkim keys from within this file. its now done in conflink.
+# TODO: fix dkim key to b chmod 640, group Debian-exim
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
-[[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
+[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
if [[ ! $SUDO_USER ]]; then
echo "$0: error: requires running as nonroot or sudo"
exit 1
if [[ ! -r $f ]] || (( $(( $(date +%s) - $(stat -c %Y $f ) )) > 60*60*12 )); then
apt-get update
fi
- apt-get -y install --purge --auto-remove "$@"
+ DEBIAN_FRONTEND=noninteractive apt-get -y install --purge --auto-remove "$@"
}
postmaster=alerts
smarthost="$mxhost::$mxport" # exim
+# light version of exim does not have sasl auth support.
+pi exim4-daemon-heavy spamassassin spf-tools-perl
+
# trisquel 8 = openvpn, debian stretch = openvpn-client
vpn_ser=openvpn-client
if [[ ! -e /lib/systemd/system/openvpn-client@.service ]]; then
vpn_ser=openvpn
fi
-if [[ $HOSTNAME == $MAIL_HOST ]]; then
+if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
# afaik, these will get ignored because they are routing to my own
# machine, but rm them is safer
rm -f $(eval echo ~$u)/.forward /root/.forward
fi
-pi openvpn
+# light version of exim does not have sasl auth support.
+pi exim4-daemon-heavy spamassassin spf-tools-perl openvpn dnsmasq
if [[ -e /p/c/filesystem ]]; then
# allow failure of these commands when our internet is down, they are likely not needed,
cat >/etc/exim4/host_local_deny_exceptions <<'EOF'
mail.fsf.org
+*.posteo.de
EOF
cat >/etc/exim4/conf.d/router/190_exim4-config_fsfsmarthost <<'EOF'
#### begin mail cert setup ###
f=/usr/local/bin/mail-cert-cron
cat >$f <<'EOF'
+#!/bin/bash
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
-[[ $EUID == 0 ]] || exec sudo "$BASH_SOURCE" "$@"
+[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
f=/a/bin/bash_unpublished/source-state
if [[ -e $f ]]; then
source $f
fi
-if [[ $HOSTNAME == $MAIL_HOST ]]; then
+if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
local_mx=mail.iankelling.org
rsync_common="rsync -ogtL --chown=root:Debian-exim --chmod=640 root@li.iankelling.org:/etc/letsencrypt/live/$local_mx/"
${rsync_common}fullchain.pem /etc/exim4/exim.crt
EOF
-if [[ $HOSTNAME == $MAIL_HOST ]]; then
+if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
# mail.iankelling.org so local imap clients can connect with tls and
# when they happen to not be local.
cat >$f <<'EOF'
#!/bin/bash
cd /etc
-wget -nv -N https://publicsuffix.org/list/public_suffix_list.dat
+wget -q -N https://publicsuffix.org/list/public_suffix_list.dat
EOF
chmod 755 $f
+ sed -i --follow-symlinks -f - /etc/aliases <<EOF
+\$a root: $postmaster
+/^root:/d
+EOF
####### begin dovecot setup ########
# based on a little google and package search, just the dovecot
# internet. I was torn about whether to do this or not, meh.
pi dovecot-core dovecot-imapd dovecot-sieve dovecot-lmtpd
+ for f in /p/c/subdir_files/sieve/*sieve /a/c/subdir_files/sieve/*sieve; do
+ sudo -u $u /a/exe/lnf -T $f $(eval echo ~$u)/sieve/${f##*/}
+ done
# if we changed 90-sieve.conf and removed the active part of the
# sieve option, we wouldn\'t need this, but I\'d rather not modify a
# default config if not needed. This won\'t work as a symlink in /a/c
EOF
- cat >/etc/dovecot/local.conf <<'EOF'
+ cat >/etc/dovecot/local.conf <<EOF
# so I can use a different login that my shell login for mail. this is
# worth doing solely for the reason that if this login is compromised,
# it won't also compromise my shell password.
mail_location = maildir:/m/%u:LAYOUT=fs:INBOX=/m/%u/INBOX
-mail_uid = iank
-mail_gid = iank
+mail_uid = $u
+mail_gid = $u
# for debugging info, uncomment these.
# logs go to syslog and to /var/log/mail.log
StartLimitInterval=0
EOF
+
+
systemctl enable mailclean.timer
systemctl start mailclean.timer
systemctl restart $vpn_ser@mail
# it\'s not part of exim
rm -f /etc/exim4/conf.d/main/000_localmacros
cat >>/etc/exim4/update-exim4.conf.conf <<EOF
-dc_eximconfig_configtype='satellite'
+dc_eximconfig_configtype='smarthost'
dc_smarthost='$smarthost'
-# i dunno if this would ever get used.
+# The manpage incorrectly states this will do header rewriting, but
+# that only happens if we have dc_hide_mailname is set.
+dc_readhost='iankelling.org'
+# Only used in case of bounces.
dc_localdelivery='maildir_home'
EOF
hostname -f > /etc/mailname
+ # We set this to alerts on MAIL_HOST, but using a user that doesn't exist elsewhere
+ # is no good.
+ sed -i --follow-symlinks -f - /etc/aliases <<EOF
+\$a root:
+/^root:/d
+EOF
+
fi # end $HOSTNAME != $MAIL_HOST
systemctl reload exim4
fi
-# light version of exim does not have sasl auth support.
-pi exim4-daemon-heavy spamassassin spf-tools-perl
-
-
##### begin spamassassin config
systemctl enable spamassassin
# Multiple user names need to be separated by spaces.
# Root and postmaster mail recipient:
-if [[ $postmaster != root ]]; then
- sed -i --follow-symlinks -f - /etc/aliases <<EOF
-\$a root: $postmaster
-/^root:/d
-EOF
- newaliases
-fi
+# local mail that bounces goes to /Maildir or /root/Maildir
+dirs=(/m/md/bounces/{cur,tmp,new})
+mkdir -p ${dirs[@]}
+chown -R $u:Debian-exim /m/md/bounces
+chmod 775 ${dirs[@]}
+usermod -a -G Debian-exim $u
+for d in /Maildir /root/Maildir; do
+ if [[ ! -L $d ]]; then
+ rm -rf $d
+ fi
+ ln -sf -T /m/md/bounces $d
+done
-# local mail that bounces to alerts goes to /Maildir
-mkdir -p /Maildir{cur,tmp,new}
-chgrp Debian-exim /Maildir{cur,tmp,new}
-chmod 775 /Maildir{cur,tmp,new}
-if id -g 1000 &>/dev/null; then
- usermod -a -G Debian-exim 1000
-fi
-if [[ -e /m/md ]]; then
- ln -s /Maildir /m/md/bounces
-fi
+sudo -u $u ln -sf -T /m/.mu /home/$u/.mu
# put spool dir in directory that spans multiple distros.
# based on http://www.postfix.org/qmgr.8.html and my notes in gnus
systemctl enable exim4
-if [[ $HOSTNAME == $MAIL_HOST ]]; then
- cat >/etc/cron.d/mailtest <<'EOF'
-*/10 * * * * iank echo body_test | mail -s "primary_test $(date +%s) $(date +%Y-%m-%dT%H:%M:%S%z)" iank@posteo.de
-2/10 * * * * root /usr/local/bin/mailtest-check
+if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
+ f=/usr/local/bin/send-test-forward
+ cat >$f <<'EOFOUTER'
+#!/bin/bash
+/usr/sbin/exim -t <<EOF
+From: ian@iankelling.org
+To: iank@posteo.de
+Subject: primary_test $(date +%s) $(date +%Y-%m-%dT%H:%M:%S%z)
+
+eom
+EOF
+EOFOUTER
+ chmod +x $f
+
+ cat >/etc/cron.d/mailtest <<EOF
+SHELL=/bin/bash
+# running as user just because no need to run as root
+*/10 * * * * $u $f 2>&1 | /usr/local/bin/log-once send-test-forward
+*/10 * * * * $u /usr/local/bin/mailtest-check 2>&1 | /usr/local/bin/log-once -1 mailtest-check
+*/10 * * * * root chmod -R g+rw /m/md/bounces 2>&1 | /usr/local/bin/log-once -1 bounces-chmod
EOF
cp /a/bin/distro-setup/filesystem/usr/local/bin/mailtest-check /usr/local/bin
else
# for when MAIL_HOST changes, so radicale gets the synced files and
# does not stop us from remounting /o.
if dpkg -s radicale &>/dev/null; then
- if [[ $HOSTNAME == $MAIL_HOST ]]; then
+ if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
systemctl restart radicale
systemctl enable radicale
if [[ -e /etc/logrotate.d/radicale.disabled ]]; then