Add --renew-hook param to letsencrypt_cert type.

cdist/conf/type/__letsencrypt_cert/man.rst

@@ -25,23 +25,32 @@ OPTIONAL PARAMETERS
 -------------------
 None.
 
+
+OPTIONAL MULTIPLE PARAMETERS
+----------------------------
+renew-hook
+    Renew hook command directly passed to certbot in cron job.
+
 EXAMPLES
 --------
 
 .. code-block:: sh
 
-    __letsencrypt_cert example.com --webroot /data/letsencrypt/root
+    __letsencrypt_cert example.com --admin-email root@example.com --webroot /data/letsencrypt/root
+
+    __letsencrypt_cert example.com --admin-email root@example.com --webroot /data/letsencrypt/root --renew-hook "service nginx reload"
 
 
 AUTHORS
 -------
 Nico Schottelius <nico-cdist--@--schottelius.org>
 Kamila Součková <kamila--@--ksp.sk>
+Darko Poljak <darko.poljak--@--gmail.com>
 
 
 COPYING
 -------
-Copyright \(C) 2017 Nico Schottelius, Kamila Součková. You can redistribute it
+Copyright \(C) 2017 Nico Schottelius, Kamila Součková, Darko Poljak. You can redistribute it
 and/or modify it under the terms of the GNU General Public License as
 published by the Free Software Foundation, either version 3 of the
 License, or (at your option) any later version.

cdist/conf/type/__letsencrypt_cert/manifest

@@ -64,9 +64,16 @@ case "$os" in
         ;;
 esac
 
+renew_hook_param="$__object/parameter/renew-hook"
+renew_hook=""
+if [ -f "$renew_hook_param" ]; then
+    while read hook; do
+        renew_hook="$renew_hook --renew-hook \"$hook\""
+    done < "$renew_hook_param"
+fi
 
 __cron letsencrypt-certbot  \
     --user root \
-    --command "$certbot_fullpath renew -q" \
+    --command "$certbot_fullpath renew -q $renew_hook" \
     --hour 0 \
     --minute 47

cdist/conf/type/__letsencrypt_cert/parameter/optional_multiple

@@ -0,0 +1 @@
+renew-hook

docs/changelog

@@ -19,6 +19,7 @@ next:
 	* Type __motd: Support reading from stdin (Jonas Weber)
 	* Type __issue: Support reading from stdin (Jonas Weber)
 	* Type __package_apt: Add support for --version parameter (Darko Poljak)
+	* Type __letsencrypt_cert: Add --renew-hook parameter(Darko Poljak)
 
 4.7.3: 2017-11-10
 	* Type __ccollect_source: Add create destination parameter (Dominique Roux)