mirror of
https://github.com/caiwx86/small-packages.git
synced 2026-11-03 00:03:56 +08:00
update 2026-10-07 11:52:44
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commit
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@@ -1,6 +0,0 @@
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config service 'ipsec'
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option enabled '0'
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option type 'IKEv2'
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option clientip '192.168.100.10/24'
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@@ -1,331 +0,0 @@
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#!/bin/sh /etc/rc.common
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START=99
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CONFIG="luci-app-ipsec-server"
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IPSEC_SECRETS_FILE=/etc/ipsec.secrets
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IPSEC_CONN_FILE=/etc/ipsec.conf
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CHAP_SECRETS=/etc/ppp/chap-secrets
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L2TP_PATH=/var/etc/xl2tpd
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L2TP_CONTROL_FILE=${L2TP_PATH}/control
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L2TP_CONFIG_FILE=${L2TP_PATH}/xl2tpd.conf
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L2TP_OPTIONS_FILE=${L2TP_PATH}/options.xl2tpd
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L2TP_LOG_FILE=${L2TP_PATH}/xl2tpd.log
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ipt_comment="IPSec VPN Server"
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init_config() {
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vt_type=$(uci -q get ${CONFIG}.@service[0].type)
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vt_clientip=$(uci -q get ${CONFIG}.@service[0].clientip)
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l2tp_localip=$(uci -q get ${CONFIG}.@service[0].l2tp_localip)
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}
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get_enabled_anonymous_secs() {
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uci -q show "${CONFIG}" | grep "${1}\[.*\.enabled='1'" | cut -d '.' -sf2
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}
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ipt_rule() {
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if [ "$1" = "add" ]; then
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iptables -w -t mangle -I OUTPUT -p udp -m multiport --sports 500,4500 -m comment --comment "${ipt_comment}" -j RETURN 2>/dev/null
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iptables -w -I INPUT -p udp -m multiport --dports 500,4500 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -m policy --dir in --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -m policy --dir out --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -t mangle -I OUTPUT -p udp -m multiport --sports 500,4500 -m comment --comment "${ipt_comment}" -j RETURN 2>/dev/null
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ip6tables -w -I INPUT -p udp -m multiport --dports 500,4500 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -I FORWARD -m policy --dir in --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -I FORWARD -m policy --dir out --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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if [ "${vt_type}" = "L2TP" ]; then
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iptables -w -t mangle -I OUTPUT -p udp --sport 1701 -m comment --comment "${ipt_comment}" -j RETURN 2>/dev/null
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iptables -w -I INPUT -p udp --dport 1701 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I INPUT -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I INPUT -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I OUTPUT -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I OUTPUT -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -t nat -I POSTROUTING -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I POSTROUTING -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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iptables -w -t nat -I POSTROUTING -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I POSTROUTING -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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else
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iptables -w -I INPUT -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I INPUT -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I FORWARD -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I OUTPUT -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I OUTPUT -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -t nat -I POSTROUTING -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I POSTROUTING -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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iptables -w -t nat -I POSTROUTING -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I POSTROUTING -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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uci -q batch <<-EOF >/dev/null
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delete network.ipsec_server
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set network.ipsec_server=interface
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set network.ipsec_server.ifname="ipsec0"
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set network.ipsec_server.device="ipsec0"
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set network.ipsec_server.proto="static"
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set network.ipsec_server.ipaddr="${vt_clientip%.*}.1"
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set network.ipsec_server.netmask="255.255.255.0"
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commit network
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EOF
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fi
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else
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ipt_del() {
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for i in $(seq 1 $($1 -nL $2 | grep -c "${ipt_comment}")); do
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local index=$($1 --line-number -nL $2 | grep "${ipt_comment}" | head -1 | awk '{print $1}')
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$1 -w -D $2 $index 2>/dev/null
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done
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}
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ipt_del "iptables -w" "INPUT"
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ipt_del "iptables -w" "FORWARD"
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ipt_del "iptables -w" "OUTPUT"
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ipt_del "iptables -w -t nat" "POSTROUTING"
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ipt_del "iptables -w -t mangle" "OUTPUT"
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ipt_del "ip6tables -w" "INPUT"
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ipt_del "ip6tables -w" "FORWARD"
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ipt_del "ip6tables -w -t mangle" "OUTPUT"
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uci -q batch <<-EOF >/dev/null
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delete network.ipsec_server
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commit network
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EOF
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ifup ipsec_server > /dev/null 2>&1
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fi
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}
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gen_include() {
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echo '#!/bin/sh' > /var/etc/ipsecvpn.include
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extract_rules() {
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echo "*$1"
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iptables-save -t $1 | grep "${ipt_comment}" | \
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sed -e "s/^-A \(INPUT\)/-I \1 1/"
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echo 'COMMIT'
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}
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extract_rules6() {
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echo "*$1"
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ip6tables-save -t $1 | grep "${ipt_comment}" | \
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sed -e "s/^-A \(INPUT\)/-I \1 1/"
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echo 'COMMIT'
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}
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cat <<-EOF >> /var/etc/ipsecvpn.include
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iptables-save -c | grep -v "${ipt_comment}" | iptables-restore -c
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iptables-restore -n <<-EOT
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$(extract_rules filter)
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$(extract_rules nat)
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$(extract_rules mangle)
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EOT
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ip6tables-save -c | grep -v "${ipt_comment}" | ip6tables-restore -c
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ip6tables-restore -n <<-EOT
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$(extract_rules6 filter)
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$(extract_rules6 mangle)
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EOT
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exit 0
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EOF
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return 0
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}
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start() {
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init_config
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local vt_enabled=$(uci -q get ${CONFIG}.@service[0].enabled)
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[ "$vt_enabled" = 0 ] && return 1
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cat > ${IPSEC_CONN_FILE} <<-EOF
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# ipsec.conf - strongSwan IPsec configuration file
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config setup
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uniqueids=no
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charondebug="cfg 2, dmn 2, ike 2, net 0"
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conn %default
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dpdaction=clear
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dpddelay=300s
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rekey=no
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left=%any
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leftfirewall=yes
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right=%any
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ikelifetime=60m
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keylife=20m
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rekeymargin=3m
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keyingtries=1
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auto=add
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ike=aes128-sha1-modp2048,aes128-sha1-modp1024,3des-sha1-modp1024,3des-sha1-modp1536
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esp=aes128-sha1,aes256-sha256,3des-sha1
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EOF
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cat > ${IPSEC_SECRETS_FILE} <<-EOF
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# /etc/ipsec.secrets - strongSwan IPsec secrets file
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EOF
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([ "${vt_type}" = "IKEv1" ] || [ "${vt_type}" = "IKEv2" ]) && {
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local vt_gateway="${vt_clientip%.*}.1"
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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conn conn-ipsec
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leftsubnet=0.0.0.0/0
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rightsubnet=${vt_clientip}
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rightsourceip=${vt_clientip}
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rightdns=${vt_gateway}
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EOF
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}
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[ "${vt_type}" = "IKEv2" ] && {
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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conn IKEv2-PSK-XAuth
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also=conn-ipsec
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keyexchange=ikev2
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leftauth=psk
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rightauth=psk
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EOF
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local ikev2_users=$(get_enabled_anonymous_secs "@ikev2_users")
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[ -n "${ikev2_users}" ] && {
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for _user in ${ikev2_users}; do
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local u_enabled=$(uci -q get ${CONFIG}.${_user}.enabled)
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[ "${u_enabled}" -eq 1 ] || continue
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local u_identifier=$(uci -q get ${CONFIG}.${_user}.identifier)
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[ -n "${u_identifier}" ] || continue
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local u_secret=$(uci -q get ${CONFIG}.${_user}.secret)
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[ -n "${u_secret}" ] || continue
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echo "${u_identifier} : PSK '${u_secret}'" >> ${IPSEC_SECRETS_FILE}
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done
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}
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}
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([ "${vt_type}" = "IKEv1" ] || [ "${vt_type}" = "L2TP" ]) && {
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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conn IKEv1-PSK-XAuth
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keyexchange=ikev1
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EOF
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local vt_secret=$(uci -q get ${CONFIG}.@service[0].secret)
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cat >> ${IPSEC_SECRETS_FILE} <<-EOF
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: PSK "$vt_secret"
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EOF
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}
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[ "${vt_type}" = "IKEv1" ] && {
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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also=conn-ipsec
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leftauth=psk
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rightauth=psk
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rightauth2=xauth
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EOF
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local ipsec_users=$(get_enabled_anonymous_secs "@ipsec_users")
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[ -n "${ipsec_users}" ] && {
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for _user in ${ipsec_users}; do
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local u_enabled=$(uci -q get ${CONFIG}.${_user}.enabled)
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[ "${u_enabled}" -eq 1 ] || continue
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local u_username=$(uci -q get ${CONFIG}.${_user}.username)
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[ -n "${u_username}" ] || continue
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local u_password=$(uci -q get ${CONFIG}.${_user}.password)
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[ -n "${u_password}" ] || continue
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echo "${u_username} : XAUTH '${u_password}'" >> ${IPSEC_SECRETS_FILE}
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done
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}
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}
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[ "${vt_type}" = "L2TP" ] && {
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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conn L2TP-IKEv1-PSK
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type=transport
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keyexchange=ikev1
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authby=secret
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leftprotoport=udp/1701
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left=%any
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right=%any
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rekey=no
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forceencaps=yes
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EOF
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mkdir -p ${L2TP_PATH}
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cat > ${L2TP_OPTIONS_FILE} <<-EOF
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name "l2tp-server"
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ipcp-accept-local
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ipcp-accept-remote
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ms-dns ${l2tp_localip}
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noccp
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auth
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idle 1800
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mtu 1400
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mru 1400
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lcp-echo-failure 10
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lcp-echo-interval 60
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connect-delay 5000
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EOF
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local l2tp_remoteip=$(uci -q get ${CONFIG}.@service[0].l2tp_remoteip)
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cat > ${L2TP_CONFIG_FILE} <<-EOF
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[global]
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port = 1701
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;debug avp = yes
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;debug network = yes
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;debug state = yes
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;debug tunnel = yes
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[lns default]
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ip range = ${l2tp_remoteip}
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local ip = ${l2tp_localip}
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require chap = yes
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refuse pap = yes
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require authentication = no
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name = l2tp-server
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;ppp debug = yes
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pppoptfile = ${L2TP_OPTIONS_FILE}
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length bit = yes
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EOF
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touch ${CHAP_SECRETS}
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local l2tp_users=$(get_enabled_anonymous_secs "@l2tp_users")
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[ -n "${l2tp_users}" ] && {
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for _user in ${l2tp_users}; do
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local u_enabled=$(uci -q get ${CONFIG}.${_user}.enabled)
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[ "${u_enabled}" -eq 1 ] || continue
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local u_username=$(uci -q get ${CONFIG}.${_user}.username)
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[ -n "${u_username}" ] || continue
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local u_password=$(uci -q get ${CONFIG}.${_user}.password)
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[ -n "${u_password}" ] || continue
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local u_ipaddress=$(uci -q get ${CONFIG}.${_user}.ipaddress)
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[ -n "${u_ipaddress}" ] || u_ipaddress="*"
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echo "${u_username} l2tp-server ${u_password} ${u_ipaddress}" >> ${CHAP_SECRETS}
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done
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}
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echo "ip-up-script /usr/share/xl2tpd/ip-up" >> ${L2TP_OPTIONS_FILE}
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echo "ip-down-script /usr/share/xl2tpd/ip-down" >> ${L2TP_OPTIONS_FILE}
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xl2tpd -c ${L2TP_CONFIG_FILE} -C ${L2TP_CONTROL_FILE} -D >${L2TP_LOG_FILE} 2>&1 &
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rm -f "/usr/lib/ipsec/libipsec.so.0"
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}
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ipt_rule add
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/usr/lib/ipsec/starter --daemon charon --nofork > /dev/null 2>&1 &
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gen_include
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ifup ipsec_server > /dev/null 2>&1
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}
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stop() {
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init_config
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ifdown ipsec_server > /dev/null 2>&1
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sed -i '/l2tp-server/d' ${CHAP_SECRETS} 2>/dev/null
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top -bn1 | grep "${L2TP_PATH}" | grep -v "grep" | awk '{print $1}' | xargs kill -9 >/dev/null 2>&1
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rm -rf ${L2TP_PATH}
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busybox ps -w | grep "/usr/lib/ipsec" | grep -v "grep" | awk '{print $1}' | xargs kill -9 >/dev/null 2>&1
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ipt_rule del
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rm -rf /var/etc/ipsecvpn.include
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ln -s "libipsec.so.0.0.0" "/usr/lib/ipsec/libipsec.so.0" >/dev/null 2>&1
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}
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@@ -1,23 +0,0 @@
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#!/bin/sh
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uci -q batch <<-EOF >/dev/null
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delete firewall.luci_app_ipsec_server
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set firewall.luci_app_ipsec_server=include
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set firewall.luci_app_ipsec_server.type=script
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set firewall.luci_app_ipsec_server.path=/var/etc/ipsecvpn.include
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EOF
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if [ -x "/sbin/fw3" ] && [ ! -L "/sbin/fw3" ]; then
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uci -q set firewall.luci_app_ipsec_server.reload='1'
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else
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uci -q delete firewall.luci_app_ipsec_server.reload
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uci -q delete firewall.luci_app_ipsec_server.fw4_compatible
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fi
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uci commit firewall
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/etc/init.d/ipsec disable 2>/dev/null
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/etc/init.d/ipsec stop 2>/dev/null
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/etc/init.d/xl2tpd disable 2>/dev/null
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/etc/init.d/xl2tpd stop 2>/dev/null
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rm -rf /tmp/luci-*cache
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exit 0
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