Added kubernetes to Mailu

core/dovecot/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:edge
+FROM alpine:3.7
 
 RUN echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories \
  && apk add --no-cache \
@@ -11,4 +11,4 @@ COPY start.py /start.py
 
 EXPOSE 110/tcp 143/tcp 993/tcp 4190/tcp 2525/tcp
 
-CMD /start.py
+CMD /start.py

core/nginx/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:edge
+FROM alpine:3.7
 
 RUN apk add --no-cache nginx nginx-mod-mail python py-jinja2 certbot openssl
 
@@ -7,4 +7,4 @@ COPY *.py /
 
 EXPOSE 80/tcp 443/tcp 110/tcp 143/tcp 465/tcp 587/tcp 993/tcp 995/tcp 25/tcp 10025/tcp 10143/tcp
 
-CMD /start.py
+CMD /start.py

core/nginx/conf/nginx.conf

@@ -34,6 +34,8 @@ http {
       ''      $scheme;
     }
 
+    # Disable the main http server when on kubernetes (port 80 and 443)
+    {% if KUBERNETES_INGRESS != 'true' %}
     # Main HTTP server
     server {
       # Variables for proxifying
@@ -147,6 +149,7 @@ http {
         proxy_set_header Content-Length "";
       }
     }
+    {% endif %}
 
     # Forwarding authentication server
     server {

core/postfix/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine
+FROM alpine:3.7
 
 RUN apk add --no-cache postfix postfix-sqlite postfix-pcre rsyslog python py-jinja2
 

core/postfix/conf/main.cf

@@ -32,7 +32,7 @@ relayhost = {{ RELAYHOST }}
 recipient_delimiter = {{ RECIPIENT_DELIMITER }}
 
 # Only the front server is allowed to perform xclient
-smtpd_authorized_xclient_hosts={{ FRONT_ADDRESS }}
+smtpd_authorized_xclient_hosts={{ RELAYNETS }}
 
 ###############
 # TLS