DaanHoogland commented on a change in pull request #2505: CLOUDSTACK-10333: 
Secure Live VM Migration for KVM
URL: https://github.com/apache/cloudstack/pull/2505#discussion_r179684831
 
 

 ##########
 File path: debian/cloudstack-agent.postinst
 ##########
 @@ -50,6 +50,13 @@ case "$1" in
             mkdir /etc/libvirt/hooks
         fi
         cp -a /usr/share/cloudstack-agent/lib/libvirtqemuhook 
/etc/libvirt/hooks/qemu
+
+        # Enable TLS enabled VM migration for libvirtd
+        if ! iptables-save | grep -- "-A INPUT -p tcp -m tcp --dport 16514 -j 
ACCEPT" > /dev/null; then
+            iptables -t filter -A INPUT -p tcp -m tcp --dport 16514 -j ACCEPT
+            iptables-save > /etc/iptables/rules.v4
+        fi
+
 
 Review comment:
   Is there an alternative that will work. I would not like to see a large 
devide between the amount of work to be done on rhel-like systems versus 
debian-likes.

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