Added postwhite support. (#171)

* Added postwhite support.

see #109

* Fixed unit test.

modoboa_installer/scripts/files/postfix/main.cf.tpl

@@ -135,6 +135,7 @@ smtpd_recipient_restrictions =
 #
 postscreen_access_list =
        permit_mynetworks
+       cidr:/etc/postfix/postscreen_spf_whitelist.cidr
 postscreen_blacklist_action = enforce 
 
 # Use some DNSBL

modoboa_installer/scripts/files/postwhite/crontab.tpl

@@ -0,0 +1,9 @@
+#
+# Postwhite specific cron jobs
+#
+
+# Update Postscreen Whitelists
+@daily   root   /usr/local/bin/postwhite/postwhite > /dev/null 2>&1
+
+# Update Yahoo! IPs for Postscreen Whitelists
+@weekly  root   /usr/local/bin/postwhite/scrape_yahoo > /dev/null 2>&1