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ff1f06d815
Add NSS-ECM from QSDK11.4 NSS-ECM is the main package for NSS offloading. It provides various hooks, classifiers and calls to offload or not. It includes patches to make it run on kernel 5.10. Made for IPQ807x. Signed-off-by: Robert Marko <robimarko@gmail.com>
141 lines
3.6 KiB
Bash
141 lines
3.6 KiB
Bash
#!/bin/sh /etc/rc.common
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#
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# Copyright (c) 2014, 2019-2020 The Linux Foundation. All rights reserved.
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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# The shebang above has an extra space intentially to avoid having
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# openwrt build scripts automatically enable this package starting
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# at boot.
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START=19
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get_front_end_mode() {
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config_load "ecm"
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config_get front_end global acceleration_engine "auto"
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case $front_end in
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auto)
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echo '0'
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;;
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nss)
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echo '1'
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;;
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sfe)
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echo '2'
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;;
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*)
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echo 'uci_option_acceleration_engine is invalid'
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esac
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}
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support_bridge() {
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#NSS support bridge acceleration
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[ -d /sys/kernel/debug/ecm/ecm_nss_ipv4 ] && return 0
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#SFE doesn't support bridge acceleration
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[ -d /sys/kernel/debug/ecm/ecm_sfe_ipv4 ] && return 1
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}
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load_sfe() {
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local kernel_version=$(uname -r)
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[ -e "/lib/modules/$kernel_version/shortcut-fe.ko" ] && {
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[ -d /sys/module/shortcut_fe ] || insmod shortcut-fe
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}
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[ -e "/lib/modules/$kernel_version/shortcut-fe-ipv6.ko" ] && {
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[ -d /sys/module/shortcut_fe_ipv6 ] || insmod shortcut-fe-ipv6
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}
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[ -e "/lib/modules/$kernel_version/shortcut-fe-drv.ko" ] && {
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[ -d /sys/module/shortcut_fe_drv ] || insmod shortcut-fe-drv
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}
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}
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load_ecm() {
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[ -d /sys/module/ecm ] || {
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[ ! -e /proc/device-tree/MP_256 ] && load_sfe
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insmod ecm front_end_selection=$(get_front_end_mode)
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}
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support_bridge && {
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sysctl -w net.bridge.bridge-nf-call-ip6tables=1
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sysctl -w net.bridge.bridge-nf-call-iptables=1
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}
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}
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unload_ecm() {
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sysctl -w net.bridge.bridge-nf-call-ip6tables=0
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sysctl -w net.bridge.bridge-nf-call-iptables=0
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if [ -d /sys/module/ecm ]; then
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#
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# Stop ECM frontends
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#
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echo 1 > /sys/kernel/debug/ecm/front_end_ipv4_stop
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echo 1 > /sys/kernel/debug/ecm/front_end_ipv6_stop
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#
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# Defunct the connections
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#
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echo 1 > /sys/kernel/debug/ecm/ecm_db/defunct_all
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sleep 5;
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rmmod ecm
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sleep 1
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fi
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}
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start() {
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# If SFE CM is loaded, return.
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if [ -d /sys/module/shortcut_fe_cm ]; then
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echo "shortcut_fe CM is loaded, unload it first"
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echo "cmd: /etc/init.d/shortcut_fe stop"
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return
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fi
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load_ecm
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# If the acceleration engine is NSS, enable wifi redirect.
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[ -d /sys/kernel/debug/ecm/ecm_nss_ipv4 ] && sysctl -w dev.nss.general.redirect=1
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support_bridge && {
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echo 'net.bridge.bridge-nf-call-ip6tables=1' >> /etc/sysctl.d/qca-nss-ecm.conf
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echo 'net.bridge.bridge-nf-call-iptables=1' >> /etc/sysctl.d/qca-nss-ecm.conf
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}
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if [ -d /sys/module/qca_ovsmgr ]; then
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insmod ecm_ovs
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fi
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}
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stop() {
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# If ECM is already not loaded, just return.
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if [ ! -d /sys/module/ecm ]; then
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return
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fi
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# If the acceleration engine is NSS, disable wifi redirect.
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[ -d /sys/kernel/debug/ecm/ecm_nss_ipv4 ] && sysctl -w dev.nss.general.redirect=0
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sed '/net.bridge.bridge-nf-call-ip6tables=1/d' -i /etc/sysctl.d/qca-nss-ecm.conf
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sed '/net.bridge.bridge-nf-call-iptables=1/d' -i /etc/sysctl.d/qca-nss-ecm.conf
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if [ -d /sys/module/ecm_ovs ]; then
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rmmod ecm_ovs
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fi
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unload_ecm
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}
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