feat: allow disabling bogofilter

Dockerfile

@@ -52,6 +52,7 @@ ENV SMTPD_MILTERS=""
 ENV NON_SMTPD_MILTERS="\$smtpd_milters"
 ENV MILTER_DEFAULT_ACTION=accept
 ENV INTERNAL_MAIL_FILTER_CLASSES=bounce
+ENV BOGOFILTER_ENABLE=""
 
 # TODO: template access lists
 

confd/conf.d/setup_postscreen.toml

@@ -12,4 +12,5 @@ keys = [
 "/postscreen/dnsbl/threshold",
 "/postscreen/dnsbl/whitelist/threshold",
 "/postscreen/greet/action",
+"/bogofilter/enable",
 ]

confd/templates/setup_postscreen.tmpl

@@ -52,9 +52,11 @@ postconf -F dnsblog/unix/private=- \
 	 dnsblog/unix/process_limit=0 \
 	 dnsblog/unix/command="dnsblog"
 
-
+{{ if eq (getv "/bogofilter/enable") "yes" }}
 postconf -P smtpd/pass/content_filter=spamfilter
-
+{{ else }}
+postconf -X -P smtpd/pass/content_filter
+{{ end }}
 
 # FIXME: template tables instead of creating empty files
 touch /etc/postfix/rules/postscreen_access_list.cidr
@@ -81,7 +83,13 @@ postconf -F smtp/inet/private=n \
          smtp/inet/wakeup=- \
 	 smtp/inet/process_limit=- \
 	 smtp/inet/command="smtpd"
+
+{{ if eq (getv "/bogofilter/enable") "yes" }}
 postconf -P smtp/inet/content_filter=spamfilter
+{{ else }}
+postconf -X -P smtp/inet/content_filter
+{{ end }}
+
 postconf -M# dnsblog/unix
 
 {{ end }}