Fix duplicate entries on docker compose reset

build/Dockerfile.alpine

@@ -16,8 +16,8 @@ ADD run/docker-entrypoint /docker-entrypoint/
 ADD run/installer.sh /tmp/
 
 # Update Ubuntu Software repository and install requisites
-RUN printf '%s\n' 'https://dl-cdn.alpinelinux.org/alpine/edge/main/' \
-    'https://dl-cdn.alpinelinux.org/alpine/edge/community/' >/etc/apk/repositories \
+RUN printf '%s\n' 'https://dl-cdn.alpinelinux.org/alpine/latest-stable/main/' \
+    'https://dl-cdn.alpinelinux.org/alpine/latest-stable/community/' >/etc/apk/repositories \
     # Pre-create vmail user
     && addgroup -g 600 vmail \
     && adduser -S -D -h /var/vmail -u 600 -G vmail vmail \

build/run/docker-entrypoint/init.d/30-postfix.sh

@@ -9,7 +9,11 @@ mkdir /var/spool/postfix/etc
 cp /etc/resolv.conf /var/spool/postfix/etc/resolv.conf
 
 # Whitelist localhost
-sed -i "s/{{LOCAL_IPADDRESS}}/$(wget -q4O- ipv4.icanhazip.com)/" /etc/postfix/postscreen_access.cidr
+tee /etc/postfix/postscreen_access.cidr >/dev/null <<- postscreen_access.cidr
+# Permit my own IP addresses
+$(wget -q4O- ipv4.icanhazip.com)/32    permit
+
+postscreen_access.cidr
 
 # Configure backup mail servers
 if [ ${MYVEMAIL_BACKUPMX} ]
@@ -29,6 +33,7 @@ fi
 # Whitelist
 addmx=(${MYVEMAIL_DOMAIN})
 addmx+=(${MYVEMAIL_ADDMX//,/ })
+echo | tee /etc/postfix/{helo_access,rbl_override} >/dev/null
 for domain in ${addmx[@]}
 do
     echo "${domain}    OK" | tee -a /etc/postfix/{helo_access,rbl_override} >/dev/null

build/run/installer.sh

@@ -157,12 +157,6 @@ echo "/free mortgage quote/    DISCARD
 /repair your credit/     DISCARD
 /lose weight/            DISCARD" | tee -a /etc/postfix/body_checks >/dev/null
 
-# Whitelist localhost
-tee /etc/postfix/postscreen_access.cidr >/dev/null <<- postscreen_access.cidr
-# Permit my own IP addresses
-{{LOCAL_IPADDRESS}}/32    permit
-postscreen_access.cidr
-
 # Touch aliases db
 newaliases