Add support for gaming.

ipt-firewall-gateway

@@ -25,6 +25,8 @@ load_modules_file=${ipt_conf_dir}/load_modules_ipv4.conf
 conf_logging=${ipt_conf_dir}/logging_ipv4.conf
 conf_interfaces=${ipt_conf_dir}/interfaces_ipv4.conf
 conf_default_ports=${ipt_conf_dir}/default_ports.conf
+conf_default_ips=${ipt_conf_dir}/default_ipv4.conf
+conf_default_basic_behavior=${ipt_conf_dir}/default_basic_behavior.conf
 conf_main=${ipt_conf_dir}/main_ipv4.conf
 conf_post_declarations=${ipt_conf_dir}/post_decalrations.conf
 
@@ -81,12 +83,24 @@ else
    source $conf_default_ports
 fi
 
+if [[ ! -f "$conf_default_ips" ]]; then
+   fatal "Missing configuration for default_ips - file '$conf_default_ips'"
+else
+   source $conf_default_ips
+fi
+
 if [[ ! -f "$conf_interfaces" ]]; then
    fatal "Missing interface configurations  - file '$conf_interfaces'"
 else
    source $conf_interfaces
 fi
 
+if [[ ! -f "$conf_default_basic_behavior" ]]; then
+   fatal "Missing interface configurations  - file '$conf_default_basic_behavior'"
+else
+   source $conf_default_basic_behavior
+fi
+
 if [[ ! -f "$conf_main" ]]; then
    fatal "Missing main configurations  - file '$conf_main'"
 else
@@ -3870,15 +3884,7 @@ fi
 
 echononl "\t\tTurn/Stun Service"
 
-if $allow_outbound_streaming \
-   || $allow_echo360_video_streaming \
-   || $allow_bigbluebutton_video_conference_out \
-   || $allow_ms_skype_teams_out \
-   || $allow_webex_video_conference_out \
-   || $allow_zoom_video_conference_out \
-   || $allow_jitsi_video_conference_out \
-   || $allow_alfaview_video_conference_out \
-   || $allow_nc_talk_out ; then
+if $allow_stun_turn_service_out ; then
 
    for _dev in ${ext_if_arr[@]} ; do
       for _port in ${standard_turn_service_port_arr[@]} ; do
@@ -5251,6 +5257,50 @@ fi
 
 
 
+# ---
+# - Gaming
+# ---
+
+echo ""
+echononl "\t\tGaming UDP Ports out"
+
+if $allow_gaming_out && ! $permit_local_net_to_inet ; then
+   for _dev in ${ext_if_arr[@]} ; do
+      for _port in ${game_ports_udp_arr[@]} ; do
+         $ipt -A OUTPUT -o $_dev -p udp --dport $_port -m conntrack --ctstate NEW -j ACCEPT
+
+         if $kernel_activate_forwarding ; then
+            $ipt -A FORWARD -o $_dev -p udp --dport $_port -m conntrack --ctstate NEW -j ACCEPT
+         fi
+      done
+   done
+
+   echo_done
+else
+   echo_skipped
+fi
+
+echononl "\t\tGaming TCP Ports out"
+
+if $allow_gaming_out && ! $permit_local_net_to_inet ; then
+   for _dev in ${ext_if_arr[@]} ; do
+      for _port in ${game_ports_tcp_arr[@]} ; do
+         $ipt -A OUTPUT -o $_dev -p tcp --dport $_port -m conntrack --ctstate NEW -j ACCEPT
+
+         if $kernel_activate_forwarding ; then
+            $ipt -A FORWARD -o $_dev -p tcp --dport $_port -m conntrack --ctstate NEW -j ACCEPT
+         fi
+
+      done
+   done
+
+   echo_done
+else
+   echo_skipped
+fi
+
+
+
 # -------------
 # --- Portforwarding
 # -------------