add python3-mysqldb for netdata

wo/cli/plugins/stack.py

@@ -1522,6 +1522,10 @@ class WOStackController(CementBaseController):
                                             'kickstart-static64.sh',
                                             '/tmp/kickstart.sh',
                                             'Netdata']]
+                if not WOAptGet.is_installed(self, 'python3-mysqldb'):
+                    Log.debug(
+                        self, "Setting apt_packages variable for Fail2ban")
+                    apt_packages = apt_packages + WOVariables.wo_netdata
 
             # WordOps Dashboard
             if self.app.pargs.dashboard:

wo/core/variables.py

@@ -162,6 +162,8 @@ class WOVariables():
 
     wo_fail2ban = "fail2ban"
 
+    wo_netdata = "python3-mysqldb"
+
     # Redis repo details
     if wo_platform_distro == 'ubuntu':
         wo_redis_repo = ("ppa:chris-lea/redis-server")