Update Postfix image to 1.69 + improvements

data/Dockerfiles/postfix/Dockerfile

@@ -33,6 +33,7 @@ RUN groupadd -g 102 postfix \
 	syslog-ng-core \
 	syslog-ng-mod-redis \
   tzdata \
+    whois \
 	&& rm -rf /var/lib/apt/lists/* \
 	&& touch /etc/default/locale \
   && printf '#!/bin/bash\n/usr/sbin/postconf -c /opt/postfix/conf "$@"' > /usr/local/sbin/postconf \

data/Dockerfiles/postfix/postfix.sh

@@ -394,6 +394,8 @@ query = SELECT goto FROM spamalias
 EOF
 
 if [ -n "$SPAMHAUS_DQS_KEY" ]; then
+  echo "Detected SPAMHAUS_DQS_KEY variable from mailcow.conf..."
+  echo "Using DQS Blocklists from Spamhaus!"
   cat <<EOF > /opt/postfix/conf/dns_blocklists.cf
     # Autogenerated by mailcow
     postscreen_dnsbl_sites = wl.mailspike.net=127.0.0.[18;19;20]*-2
@@ -426,6 +428,39 @@ if [ -n "$SPAMHAUS_DQS_KEY" ]; then
 EOF
 
 else
+  if curl -s http://fuzzy.mailcow.email/asn_list.txt | grep $(whois -h whois.radb.net $(curl -s http://ipv4.mailcow.email) | grep -i origin | tr -s " " | cut -d " " -f2 | head -1) > /dev/null; then
+  echo "The AS of your IP is listed as a banned AS from Spamhaus!"
+  echo "No SPAMHAUS_DQS_KEY found... Skipping Spamhaus blocklists entirely!"
+  cat <<EOF > /opt/postfix/conf/dns_blocklists.cf
+    # Autogenerated by mailcow
+    postscreen_dnsbl_sites = wl.mailspike.net=127.0.0.[18;19;20]*-2
+      hostkarma.junkemailfilter.com=127.0.0.1*-2
+      list.dnswl.org=127.0.[0..255].0*-2
+      list.dnswl.org=127.0.[0..255].1*-4
+      list.dnswl.org=127.0.[0..255].2*-6
+      list.dnswl.org=127.0.[0..255].3*-8
+      ix.dnsbl.manitu.net*2
+      bl.spamcop.net*2
+      bl.suomispam.net*2
+      hostkarma.junkemailfilter.com=127.0.0.2*3
+      hostkarma.junkemailfilter.com=127.0.0.4*2
+      hostkarma.junkemailfilter.com=127.0.1.2*1
+      backscatter.spameatingmonkey.net*2
+      bl.ipv6.spameatingmonkey.net*2
+      bl.spameatingmonkey.net*2
+      b.barracudacentral.org=127.0.0.2*7
+      bl.mailspike.net=127.0.0.2*5
+      bl.mailspike.net=127.0.0.[10;11;12]*4
+      dnsbl.sorbs.net=127.0.0.10*8
+      dnsbl.sorbs.net=127.0.0.5*6
+      dnsbl.sorbs.net=127.0.0.7*3
+      dnsbl.sorbs.net=127.0.0.8*2
+      dnsbl.sorbs.net=127.0.0.6*2
+      dnsbl.sorbs.net=127.0.0.9*2
+EOF
+  else
+  echo "The AS of your IP is NOT listed as a banned AS from Spamhaus!"
+  echo "Using the open Spamhaus blocklists."
   cat <<EOF > /opt/postfix/conf/dns_blocklists.cf
     # Autogenerated by mailcow
     postscreen_dnsbl_sites = wl.mailspike.net=127.0.0.[18;19;20]*-2
@@ -457,6 +492,7 @@ else
       zen.spamhaus.org=127.0.0.3*4
       zen.spamhaus.org=127.0.0.2*3
 EOF
+  fi
 fi
 
 sed -i '/User overrides/q' /opt/postfix/conf/main.cf

docker-compose.yml

@@ -296,7 +296,7 @@ services:
             - dovecot
 
     postfix-mailcow:
-      image: mailcow/postfix:1.68
+      image: mailcow/postfix:1.69
       depends_on:
         - mysql-mailcow
       volumes:
@@ -316,6 +316,7 @@ services:
         - REDIS_SLAVEOF_IP=${REDIS_SLAVEOF_IP:-}
         - REDIS_SLAVEOF_PORT=${REDIS_SLAVEOF_PORT:-}
         - MAILCOW_HOSTNAME=${MAILCOW_HOSTNAME}
+        - SPAMHAUS_DQS_KEY=${SPAMHAUS_DQS_KEY:-}
       cap_add:
         - NET_BIND_SERVICE
       ports:

update.sh

@@ -256,18 +256,20 @@ fi
 }
 
 detect_bad_asn() {
-  if curl -s http://fuzzy.mailcow.email/asn_list.txt | grep $(whois -h whois.radb.net $(curl -s http://ipv4.mailcow.email) | grep -i origin | tr -s " " | cut -d " " -f2 | head -1); then
+  if curl -s http://fuzzy.mailcow.email/asn_list.txt | grep $(whois -h whois.radb.net $(curl -s http://ipv4.mailcow.email) | grep -i origin | tr -s " " | cut -d " " -f2 | head -1) > /dev/null ; then
     if [ -z "$SPAMHAUS_DQS_KEY" ]; then
-      echo -e "\e[31mYour server's public IP uses an AS that is blocked by Spamhaus to use their DNS blocklists for Postfix."
+      echo -e "\e[33mYour server's public IP uses an AS that is blocked by Spamhaus to use their DNS public blocklists for Postfix.\e[0m"
-      echo -e "\e[31mmailcow did not detected a value for the variable SPAMHAUS_DQS_KEY inside mailcow.conf!"
+      echo -e "\e[33mmailcow did not detected a value for the variable SPAMHAUS_DQS_KEY inside mailcow.conf!\e[0m"
+      sleep 2
+      echo ""
+      echo -e "\e[33mTo use the Spamhaus DNS Blocklists again, you will need to create a FREE account for their Data Query Service (DQS) at: https://www.spamhaus.com/free-trial/sign-up-for-a-free-data-query-service-account\e[0m"
+      echo -e "\e[33mOnce done, enter your DQS API key in mailcow.conf and mailcow will do the rest for you!\e[0m"
       echo ""
-      echo -e "\e[31mTo use the Spamhaus DNS Blocklists again, you will need to create a FREE account for their Data Query Service (DQS) at: https://www.spamhaus.com/free-trial/sign-up-for-a-free-data-query-service-account"
-      echo -e "\e[31mOnce done, enter your DQS API key in mailcow.conf and mailcow will do the rest for you!"
       sleep 2
 
     else
-      echo -e "\e[31mYour server's public IP uses an AS that is blocked by Spamhaus to use their DNS blocklists for Postfix."
+      echo -e "\e[33mYour server's public IP uses an AS that is blocked by Spamhaus to use their DNS public blocklists for Postfix.\e[0m"
-      echo -e "\e[33mmailcow detected a Value for the variable SPAMHAUS_DQS_KEY inside mailcow.conf. Postfix will use DQS with the given API key..."
+      echo -e "\e[32mmailcow detected a Value for the variable SPAMHAUS_DQS_KEY inside mailcow.conf. Postfix will use DQS with the given API key...\e[0m"
     fi
   fi
 }