xdp-sni: add XDP TLS SNI init script xdpsni

add xdpsni init script and enable XDP TLS SNI by default
on first boot and reboot.

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>
This commit is contained in:
Vincent Li
2024-10-08 02:21:17 +00:00
parent d334d39e3f
commit 34f9da85dd
7 changed files with 107 additions and 2 deletions

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@@ -0,0 +1 @@
ENABLE_SNIBLOCK=on

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@@ -203,3 +203,4 @@ var/ipfire/wireless
var/ipfire/ddos
var/ipfire/loxilb
var/ipfire/xdpdns
var/ipfire/xdpsni

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@@ -94,6 +94,7 @@ etc/rc.d/init.d/wlanclient
etc/rc.d/init.d/ddos
etc/rc.d/init.d/loxilb
etc/rc.d/init.d/xdpdns
etc/rc.d/init.d/xdpsni
#etc/rc.d/rc0.d
#etc/rc.d/rc0.d/K01imspetor
#etc/rc.d/rc0.d/K01motion

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@@ -10,6 +10,7 @@ etc/rc.d/rc3.d/S102xdpdns
usr/sbin/xdp_dns_log
usr/sbin/xdp_sni
usr/sbin/xdp_sni_log
etc/rc.d/rc3.d/S103xdpsni
usr/lib/bpf/xdpdump_bpf.o
usr/lib/bpf/xdpdump_xdp.o
usr/lib/bpf/xdpfilt_alw_all.o

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@@ -54,7 +54,7 @@ $(TARGET) :
ethernet extrahd/bin fwlogs fwhosts firewall ipblocklist key langs logging mac main \
menu.d modem optionsfw \
ovpn patches pakfire portfw ppp private proxy/advanced/cre \
proxy/calamaris/bin qos/bin red remote ddos loxilb keepalived xdpdns sensors suricata time \
proxy/calamaris/bin qos/bin red remote ddos loxilb keepalived xdpdns xdpsni sensors suricata time \
updatexlrator/bin updatexlrator/autocheck urlfilter/autoupdate urlfilter/bin vpn \
wakeonlan wireless ; do \
mkdir -p $(CONFIG_ROOT)/$$i; \
@@ -68,7 +68,7 @@ $(TARGET) :
fwhosts/customnetworks fwhosts/customhosts fwhosts/customgroups fwhosts/customservicegrp fwhosts/customlocationgrp fwlogs/ipsettings fwlogs/portsettings ipblocklist/modified \
ipblocklist/settings mac/settings main/hosts main/routing main/security main/settings optionsfw/settings \
ovpn/ccd.conf ovpn/ccdroute ovpn/ccdroute2 pakfire/settings portfw/config ppp/settings-1 ppp/settings-2 ppp/settings-3 ppp/settings-4 \
ppp/settings-5 ppp/settings proxy/settings proxy/squid.conf proxy/advanced/settings proxy/advanced/cre/enable remote/settings ddos/settings ddos/tcp_ports ddos/udp-ddos-settings ddos/udp_ports ddos/dns-ddos-settings loxilb/settings xdpdns/settings xdpdns/domainfile keepalived/keepalived.conf keepalived/runsettings keepalived/settings keepalived/configvs keepalived/configrs qos/settings qos/classes qos/subclasses qos/level7config qos/portconfig \
ppp/settings-5 ppp/settings proxy/settings proxy/squid.conf proxy/advanced/settings proxy/advanced/cre/enable remote/settings ddos/settings ddos/tcp_ports ddos/udp-ddos-settings ddos/udp_ports ddos/dns-ddos-settings loxilb/settings xdpdns/settings xdpdns/domainfile xdpsni/settings xdpsni/domainfile keepalived/keepalived.conf keepalived/runsettings keepalived/settings keepalived/configvs keepalived/configrs qos/settings qos/classes qos/subclasses qos/level7config qos/portconfig \
qos/tosconfig suricata/settings vpn/config vpn/settings vpn/ipsec.conf \
vpn/ipsec.secrets vpn/caconfig wakeonlan/clients.conf wireless/config wireless/settings; do \
touch $(CONFIG_ROOT)/$$i; \
@@ -106,6 +106,7 @@ $(TARGET) :
cp $(DIR_SRC)/config/cfgroot/loxilb-settings $(CONFIG_ROOT)/loxilb/settings
cp $(DIR_SRC)/config/cfgroot/loxilb-FWconfig.txt $(CONFIG_ROOT)/loxilb/FWconfig.txt
cp $(DIR_SRC)/config/cfgroot/xdpdns-settings $(CONFIG_ROOT)/xdpdns/settings
cp $(DIR_SRC)/config/cfgroot/xdpsni-settings $(CONFIG_ROOT)/xdpsni/settings
cp $(DIR_SRC)/config/cfgroot/time-settings $(CONFIG_ROOT)/time/settings
cp $(DIR_SRC)/config/cfgroot/logging-settings $(CONFIG_ROOT)/logging/settings
cp $(DIR_SRC)/config/cfgroot/ethernet-vlans $(CONFIG_ROOT)/ethernet/vlans

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@@ -138,6 +138,7 @@ $(TARGET) :
ln -sf ../init.d/loxilb /etc/rc.d/rc3.d/S100loxilb
ln -sf ../init.d/keepalived /etc/rc.d/rc3.d/S101keepalived
ln -sf ../init.d/xdpdns /etc/rc.d/rc3.d/S102xdpdns
ln -sf ../init.d/xdpsni /etc/rc.d/rc3.d/S103xdpsni
ln -sf ../init.d/imspetor /etc/rc.d/rc6.d/K01imspetor
ln -sf ../init.d/motion /etc/rc.d/rc6.d/K01motion

99
src/initscripts/system/xdpsni Executable file
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@@ -0,0 +1,99 @@
#!/bin/sh
###############################################################################
# #
# IPFire.org - A linux based firewall #
# Copyright (C) 2007-2022 IPFire Team <info@ipfire.org> #
# Copyright (C) 2024 BPFire <vincent.mc.li@gmail.com> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
###############################################################################
. /etc/sysconfig/rc
. $rc_functions
eval $(/usr/local/bin/readhash /var/ipfire/xdpsni/settings)
domainfile="/var/ipfire/xdpsni/domainfile"
load_sniblock () {
/usr/sbin/xdp-loader status green0 | grep -w 'xdp_tls_sni'
if [ $? -ne 0 ]; then
xdp-loader load green0 -P 80 -p /sys/fs/bpf/xdp-sni -n xdp_tls_sni /usr/lib/bpf/xdp_sni.bpf.o
if [ $? -ge 1 ]; then
boot_mesg "Native mode not supported, try SKB"
xdp-loader load green0 -m skb -P 80 -p /sys/fs/bpf/xdp-sni -n xdp_tls_sni /usr/lib/bpf/xdp_sni.bpf.o
fi
# allow WUI nobody with permission to update map
chown -R nobody /sys/fs/bpf/xdp-sni
# add domain to domain_denylist map
while IFS= read -r line; do
xdp_sni add $line
done < $domainfile
fi
}
unload_sniblock () {
/usr/sbin/xdp-loader status green0 | grep -w 'xdp_tls_sni'
if [ $? -eq 0 ]; then
prog_id=$(xdp-loader status green0 | grep 'xdp_tls_sni' | awk '{print $4}')
/usr/sbin/xdp-loader unload -i $prog_id green0
else
boot_mesg "Error xdp_tls_sni not loaded!"
fi
}
is_xdpsni_attached () {
/usr/sbin/xdp-loader status green0 | grep -w 'xdp_tls_sni' >> /dev/null
if [ $? -eq 0 ]; then
echo "xdp_tls_sni is attached to green0"
else
echo "xdp_tls_sni is not attached to green0"
fi
}
case "$1" in
start)
boot_mesg -n "Starting xdp-sni..."
if [ "$ENABLE_SNIBLOCK" == "on" ]; then
load_sniblock
loadproc -b xdp_sni_log
fi
;;
stop)
boot_mesg "Stopping xdp-sni..."
if [ "$ENABLE_SNIBLOCK" == "off" ]; then
unload_sniblock
killproc xdp_sni_log
fi
;;
status)
is_xdpsni_attached
;;
restart)
$0 stop
sleep 1
$0 start
;;
*)
echo "Usage: $0 {start|stop|restart}"
exit 1
;;
esac