lightweight/update-mailcow-certs
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fix email call, add cron example

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This commit is contained in:
Dave Lane 2020-03-12 10:37:16 +13:00
parent a120885920
commit d9a6099d14
2 changed files with 28 additions and 6 deletions
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11
update-mailcow-certs-cron Normal file
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@ -0,0 +1,11 @@
# /etc/cron.d/update-mailcow-certs-cron - ensure we're using the latest mailcow certs...
#
# Check daily...
#
# Eventually, this will be an opportunity to validate certificates
# haven't been revoked, etc. Renewal will only occur if expiration
# is within 30 days.
SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
0 2 * * * root /home/data/scripts/update-mailcow-certs/update-mailcow-certs.sh

23
update-mailcow-certs.sh
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@ -8,9 +8,9 @@ VERBOSE=1
# send an email, setting default subject... # send an email, setting default subject...
EMAIL_SUBJ="MailCow cert for $DOMAIN" EMAIL_SUBJ="MailCow cert for $DOMAIN"
# #
EMAIL=sysadmin@oerfoundation.org EMAIL=dave@davelane.nz
# Mailcow stuff # Mailcow stuff
DOMAIN=about.oerfoundation.org DOMAIN=moe.lane.net.nz
MCDIR=/home/docker/mailcow MCDIR=/home/docker/mailcow
SSLDIR=data/assets/ssl SSLDIR=data/assets/ssl
MCCA=$MCDIR/$SSLDIR/cert.pem MCCA=$MCDIR/$SSLDIR/cert.pem
@ -29,6 +29,8 @@ LS=`which ls`
DATE=`date '+%Y-%m-%d'` DATE=`date '+%Y-%m-%d'`
# email program # email program
MAIL=`which mail` MAIL=`which mail`
# docker-compose
DC=`which docker-compose`
# temporary holding point for email # temporary holding point for email
TMP_EMAIL=/tmp/tmp_email.$0.$DATE_$TIME TMP_EMAIL=/tmp/tmp_email.$0.$DATE_$TIME
# #
@ -81,15 +83,23 @@ send_email_report() {
fi fi
} }
restart_mailcow() {
CWD=`pwd`
cd $MCDIR
# restart the mailcow app
$DC stop && $DC up -d
cd $CWD
}
# get the dates for the files... # get the dates for the files...
MCCA_DATE=$(getfiledate $MCCA) MCCA_DATE=$(getfiledate $MCCA)
#MCPRIV_DATE=$(getfiledate $MCPRIV_DATE) MCPRIV_DATE=$(getfiledate $MCPRIV_DATE)
LECA_DATE=$(getfiledate $LECA) LECA_DATE=$(getfiledate $LECA)
#LEPRIV_DATE=$(getfiledate $LEPRIV_DATE) LEPRIV_DATE=$(getfiledate $LEPRIV_DATE)
# is the Let's Encrypt CA more recent than that used by Mailcow? # is the Let's Encrypt CA more recent than that used by Mailcow?
# If so - update the Mailcow ones, reload Mailcow, and alert the webmaster # If so - update the Mailcow ones, reload Mailcow, and alert the webmaster
EX=0
if (( "$LECA_DATE" > "$MCCA_DATE" )) ; then if (( "$LECA_DATE" > "$MCCA_DATE" )) ; then
create_tmp_email create_tmp_email
message "Need to update MailCow certs for $DOMAIN!" message "Need to update MailCow certs for $DOMAIN!"
@ -104,17 +114,18 @@ if (( "$LECA_DATE" > "$MCCA_DATE" )) ; then
MCCA_DATE=$(getfiledate $MCCA) MCCA_DATE=$(getfiledate $MCCA)
MCPRIV_DATE=$(getfiledate $MCPRIV_DATE) MCPRIV_DATE=$(getfiledate $MCPRIV_DATE)
if (( "$MCCA_DATE" < "$LECA_DATE" && "$MCPRIV_DATE" < "$LECAPRIV_DATE" )) ; then if (( "$MCCA_DATE" < "$LECA_DATE" && "$MCPRIV_DATE" < "$LECAPRIV_DATE" )) ; then
restart_mailcow
msg="Updated $MCCA and $MCPRIV at $TIMESTAMP" msg="Updated $MCCA and $MCPRIV at $TIMESTAMP"
EMAIL_SUBJ='Success! '${EMAIL_SUBJ} EMAIL_SUBJ='Success! '${EMAIL_SUBJ}
else else
msg="Failed to update $MCCA and $MCPRIV at $TIMESTAMP" msg="Failed to update $MCCA and $MCPRIV at $TIMESTAMP"
EMAIL_SUBJ='Failed! '${EMAIL_SUBJ} EMAIL_SUBJ='Failed! '${EMAIL_SUBJ}
EX=0
fi fi
message $msg message $msg
email $msg
send_email_report send_email_report
else else
message "MailCow certs for $DOMAIN still current..." message "MailCow certs for $DOMAIN still current..."
fi fi
exit $EX