Index: Makefile
===================================================================
--- Makefile	(revision 446719)
+++ Makefile	(working copy)
@@ -3,6 +3,7 @@
 
 PORTNAME=	certbot
 PORTVERSION=	0.16.0
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	security python
 MASTER_SITES=	CHEESESHOP
@@ -14,7 +15,7 @@
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}acme==${PKGVERSION}:security/py-acme \
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}acme>0:security/py-acme \
 		${PYTHON_PKGNAMEPREFIX}configargparse>=0.9.3:devel/py-configargparse \
 		${PYTHON_PKGNAMEPREFIX}configobj>0:devel/py-configobj \
 		${PYTHON_PKGNAMEPREFIX}cryptography>=1.2:security/py-cryptography \
@@ -28,16 +29,24 @@
 		${PYTHON_PKGNAMEPREFIX}zope.interface>0:devel/py-zope.interface
 TEST_DEPENDS=	${PYTHON_PKGNAMEPREFIX}mock>0:devel/py-mock
 
-USES=		python:-2.7
+USES=		python
 USE_PYTHON=	autoplist distutils
 
 NO_ARCH=	yes
 
+SUB_FILES=	000.certbot.sh
+PLIST_FILES=	etc/periodic/weekly/000.certbot.sh
+
 post-patch:
-	${REINPLACE_CMD} \
+	@${REINPLACE_CMD} \
 		-e 's|/etc/|${LOCALBASE}/etc/|' \
 		-e 's|/var/lib|/var/db|' \
 		${WRKSRC}/${PORTNAME}/constants.py
+
+post-install:
+	@${MKDIR} ${STAGEDIR}${PREFIX}/etc/periodic/weekly
+	${INSTALL_SCRIPT} ${WRKDIR}/000.certbot.sh ${STAGEDIR}${PREFIX}/etc/periodic/weekly
+
 do-test:
 	@cd ${WRKSRC} && ${PYTHON_CMD} ${PYDISTUTILS_SETUP} test
 
Index: files/000.certbot.sh.in
===================================================================
--- files/000.certbot.sh.in	(nonexistent)
+++ files/000.certbot.sh.in	(working copy)
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if [ -r /etc/defaults/periodic.conf ]
+then
+    . /etc/defaults/periodic.conf
+    source_periodic_confs
+fi
+
+PATH=$PATH:%%LOCALBASE%%/bin:%%LOCALBASE%%/sbin
+export PATH
+
+case "$weekly_certbot_enable" in
+[Yy][Ee][Ss])
+	echo
+	echo "Updating Let's Encrypt certificates:"
+
+	%%PREFIX%%/bin/certbot renew
+	;;
+*)
+	;;
+esac

Property changes on: files/000.certbot.sh.in
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: pkg-message
===================================================================
--- pkg-message	(revision 446719)
+++ pkg-message	(working copy)
@@ -18,4 +18,9 @@
  * Apache plugin: security/py-certbot-apache
  * Nginx plugin: security/py-certbot-nginx
 
+In order to run the script regularly to update the certificates add this
+line to /etc/periodic.conf:
+
+    weekly_certbot_enable="YES"
+
 ===========================================================================