:local routingmark;
:local pvpniface;
:local addresslist;
:set routingmark "vpn";
:set pvpniface "PureVPN_pptp"
:set addresslist "TO_VPN"

:if ([/ip route find routing-mark=$routingmark] != "") do {:log warning "PureVPN route exists - OK"} else {/ip route add dst-address="0.0.0.0/0" gateway=$pvpniface routing-mark=$routingmark comment=PureVPN_static check-gateway=ping;
:log warning "PureVPN route does not exists - NOK"};

:if ([/ip firewall nat find out-interface=$pvpniface action=masquerade] != "") do {:log warning "PureVPN NAT exists - OK"} else {/ip firewall nat add chain=srcnat out-interface=$pvpniface action=masquerade;
:log warning "PureVPN NAT does not exists - NOK"};

:if ([/ip firewall mangle find comment="PureVPN_mangle"] != "") do {:log warning "PureVPN MARK exists - OK"} else {/ip firewall mangle add chain=prerouting src-address-list=$addresslist action=mark-routing new-routing-mark=$routingmark comment="PureVPN_mangle" passthrough=yes;
:log warning "PureVPN MARK does not exists - NOK"};