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askz/letsencrypt-renew-cron.sh

Last active January 12, 2017 15:19
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Cron task for automatic renewing of +/- 30 days expiring certificates
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letsencrypt-renew-cron.sh
# /etc/cron.d/letsencrypt: crontab entries for the letsencrypt package
#
# Upstream recommends attempting renewal twice a day
#
# 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# haven't been revoked, etc.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 */12 * * * root test -x /usr/bin/letsencrypt -a \! -d /run/systemd/system && perl -e 'sleep int(rand(3600))' && letsencrypt renew
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