Prerequisites:
--------------

Python >=3.3
dnspython >=1.16.0
python3-psutil
dnssec-signzone
dnssec-keygen
dnssec-verify
ldnsutils
Bind >= 9.11
lsof
gawk
objdump
(valgrind)
(gdb)

Python modules:
---------------

To install necessary Python modules using pip, run:
$ pip install -r requirements.txt

Ubuntu:
-------

Disable apparmor protection for system Bind:
# sudo apparmor_parser -R /etc/apparmor.d/usr.sbin.named
or
# sudo ln -s /etc/apparmor.d/usr.sbin.named /etc/apparmor.d/disable/
# sudo /etc/init.d/apparmor restart

Allow ptrace:
# echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
or
# vim /etc/sysctl.d/10-ptrace.conf
# kernel.yama.ptrace_scope = 0