mirror of
https://github.com/caiwx86/small-packages.git
synced 2026-11-03 09:13:56 +08:00
update 2026-08-01 21:06:47
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commit
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@@ -1,11 +1,6 @@
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config service 'ipsec'
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option enabled '0'
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option clientip '192.168.100.10/24'
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option type 'IKEv2'
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config ikev2_users
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option enabled '1'
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option username '1'
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option secret 'ipsec'
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option clientip '192.168.100.10/24'
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@@ -15,8 +15,8 @@ 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 ${CONFIG}.@service[0].clientip)
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l2tp_enabled=$(uci -q get ${CONFIG}.@service[0].l2tp_enable)
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l2tp_localip=$(uci -q get ${CONFIG}.@service[0].l2tp_localip)
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}
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@@ -26,35 +26,53 @@ get_enabled_anonymous_secs() {
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ipt_rule() {
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if [ "$1" = "add" ]; then
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iptables -w -I input_rule -p udp -m multiport --dports 500,4500 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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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 forwarding_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I input_rule -p udp -m multiport --dports 500,4500 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -m policy --dir in --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -m policy --dir out --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -t nat -I postrouting_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I postrouting_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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iptables -w -t nat -I postrouting_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I postrouting_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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ip6tables -w -I input_rule -p udp -m multiport --dports 500,4500 -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_rule -p udp -m multiport --dports 500,4500 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -I forwarding_rule -m policy --dir in --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -I forwarding_rule -m policy --dir out --pol ipsec --proto esp -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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[ "${l2tp_enabled}" = 1 ] && {
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iptables -w -I input_rule -p udp --dport 1701 -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 "${ipt_comment}" -j RETURN 2>/dev/null
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iptables -w -I input_rule -p udp --dport 1701 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I input_rule -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I input_rule -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -d ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I output_rule -s ${l2tp_localip%.*}.0/24 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I output_rule -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_rule -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_rule -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_rule -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_rule -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_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I input_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I forwarding_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I output_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -I output_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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iptables -w -t nat -I postrouting_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I postrouting_rule -s ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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iptables -w -t nat -I postrouting_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j FULLCONENAT 2>/dev/null
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[ "$?" != "0" ] && iptables -w -t nat -I postrouting_rule -d ${vt_clientip} -m comment --comment "${ipt_comment}" -j MASQUERADE 2>/dev/null
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ip6tables -w -I input_rule -p udp --dport 1701 -m comment --comment "${ipt_comment}" -j ACCEPT 2>/dev/null
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ip6tables -w -t mangle -I OUTPUT -p udp --sport 1701 -m comment --comment "${ipt_comment}" -j RETURN 2>/dev/null
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}
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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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@@ -62,13 +80,19 @@ ipt_rule() {
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$1 -w -D $2 $index 2>/dev/null
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done
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}
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ipt_del "iptables -w" "forwarding_rule"
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ipt_del "iptables -w" "input_rule"
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ipt_del "iptables -w" "forwarding_rule"
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ipt_del "iptables -w" "output_rule"
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ipt_del "iptables -w -t nat" "postrouting_rule"
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ipt_del "iptables -w -t mangle" "OUTPUT"
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ipt_del "ip6tables -w" "forwarding_rule"
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ipt_del "ip6tables -w" "input_rule"
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ipt_del "ip6tables -w" "forwarding_rule"
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ipt_del "ip6tables -w -t mangle" "OUTPUT"
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uci -q batch <<-EOF >/dev/null
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delete network.ipsec_server
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commit network
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EOF
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ifup ipsec_server > /dev/null 2>&1
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fi
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}
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@@ -108,25 +132,121 @@ start() {
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local vt_enabled=$(uci -q get ${CONFIG}.@service[0].enabled)
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[ "$vt_enabled" = 0 ] && return 1
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local vt_type=$(uci -q get ${CONFIG}.@service[0].type)
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local vt_gateway="${vt_clientip%.*}.1"
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cat > ${IPSEC_CONN_FILE} <<-EOF
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# ipsec.conf - strongSwan IPsec configuration file
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local l2tp_enabled=$(uci -q get ${CONFIG}.@service[0].l2tp_enable)
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[ "${vt_type}" = "IKEv1" ] && [ "${l2tp_enabled}" = 1 ] && {
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touch ${CHAP_SECRETS}
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local vt_remoteip=$(uci -q get ${CONFIG}.@service[0].l2tp_remoteip)
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local ipsec_l2tp_config=$(cat <<-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/l2tp
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left=%any
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right=%any
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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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forceencaps=yes
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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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)
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mkdir -p ${L2TP_PATH}
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cat > ${L2TP_OPTIONS_FILE} <<-EOF
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@@ -143,6 +263,7 @@ start() {
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lcp-echo-interval 60
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connect-delay 5000
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EOF
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local l2tp_remoteip=$(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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@@ -151,7 +272,7 @@ start() {
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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 = ${vt_remoteip}
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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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@@ -162,6 +283,7 @@ start() {
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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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@@ -188,106 +310,10 @@ start() {
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rm -f "/usr/lib/ipsec/libipsec.so.0"
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}
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cat > ${IPSEC_CONN_FILE} <<-EOF
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# ipsec.conf - strongSwan IPsec configuration file
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config setup
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uniqueids=no
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charondebug="cfg 2, dmn 2, ike 2, net 0"
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conn %default
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dpdaction=clear
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dpddelay=300s
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rekey=no
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left=%defaultroute
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leftfirewall=yes
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right=%any
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ikelifetime=60m
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keylife=20m
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rekeymargin=3m
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keyingtries=1
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auto=add
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ike=aes128-sha1-modp2048,aes128-sha1-modp1024,3des-sha1-modp1024,3des-sha1-modp1536
|
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esp=aes256-sha256,aes128-sha1,3des-sha1
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conn conn-ipsec
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leftsubnet=0.0.0.0/0
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rightsubnet=${vt_clientip}
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rightsourceip=${vt_clientip}
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rightdns=${vt_gateway}
|
||||
|
||||
EOF
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[ "${vt_type}" = "IKEv1" ] && {
|
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cat >> ${IPSEC_CONN_FILE} <<-EOF
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conn IKEv1-PSK-XAuth
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also=conn-ipsec
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keyexchange=ikev1
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leftauth=psk
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rightauth=psk
|
||||
rightauth2=xauth
|
||||
|
||||
$ipsec_l2tp_config
|
||||
EOF
|
||||
local vt_secret=$(uci -q get ${CONFIG}.@service[0].secret)
|
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cat > /etc/ipsec.secrets <<-EOF
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# /etc/ipsec.secrets - strongSwan IPsec secrets file
|
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: PSK "$vt_secret"
|
||||
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)
|
||||
[ "${u_enabled}" -eq 1 ] || continue
|
||||
|
||||
local u_username=$(uci -q get ${CONFIG}.${_user}.username)
|
||||
[ -n "${u_username}" ] || continue
|
||||
|
||||
local u_password=$(uci -q get ${CONFIG}.${_user}.password)
|
||||
[ -n "${u_password}" ] || continue
|
||||
|
||||
echo "${u_username} : XAUTH '${u_password}'" >> ${IPSEC_SECRETS_FILE}
|
||||
done
|
||||
}
|
||||
}
|
||||
|
||||
[ "${vt_type}" = "IKEv2" ] && {
|
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cat >> ${IPSEC_CONN_FILE} <<-EOF
|
||||
conn IKEv2-PSK-XAuth
|
||||
also=conn-ipsec
|
||||
keyexchange=ikev2
|
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leftauth=psk
|
||||
rightauth=psk
|
||||
EOF
|
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cat > /etc/ipsec.secrets <<-EOF
|
||||
# /etc/ipsec.secrets - strongSwan IPsec secrets file
|
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EOF
|
||||
local ikev2_users=$(get_enabled_anonymous_secs "@ikev2_users")
|
||||
[ -n "${ikev2_users}" ] && {
|
||||
for _user in ${ikev2_users}; do
|
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local u_enabled=$(uci -q get ${CONFIG}.${_user}.enabled)
|
||||
[ "${u_enabled}" -eq 1 ] || continue
|
||||
|
||||
local u_username=$(uci -q get ${CONFIG}.${_user}.username)
|
||||
[ -n "${u_username}" ] || continue
|
||||
|
||||
local u_secret=$(uci -q get ${CONFIG}.${_user}.secret)
|
||||
[ -n "${u_secret}" ] || continue
|
||||
|
||||
echo "${u_username} : PSK '${u_secret}'" >> ${IPSEC_SECRETS_FILE}
|
||||
done
|
||||
}
|
||||
}
|
||||
|
||||
ipt_rule add
|
||||
|
||||
/usr/lib/ipsec/starter --daemon charon --nofork > /dev/null 2>&1 &
|
||||
gen_include
|
||||
|
||||
uci -q batch <<-EOF >/dev/null
|
||||
set network.ipsec_server.ipaddr="${vt_clientip%.*}.1"
|
||||
commit network
|
||||
EOF
|
||||
ifup ipsec_server > /dev/null 2>&1
|
||||
}
|
||||
|
||||
@@ -302,29 +328,3 @@ stop() {
|
||||
rm -rf /var/etc/ipsecvpn.include
|
||||
ln -s "libipsec.so.0.0.0" "/usr/lib/ipsec/libipsec.so.0" >/dev/null 2>&1
|
||||
}
|
||||
|
||||
gen_iface_and_firewall() {
|
||||
uci -q batch <<-EOF >/dev/null
|
||||
delete network.ipsec_server
|
||||
set network.ipsec_server=interface
|
||||
set network.ipsec_server.ifname="ipsec0"
|
||||
set network.ipsec_server.device="ipsec0"
|
||||
set network.ipsec_server.proto="static"
|
||||
set network.ipsec_server.ipaddr="${vt_clientip%.*}.1"
|
||||
set network.ipsec_server.netmask="255.255.255.0"
|
||||
commit network
|
||||
|
||||
delete firewall.ipsecserver
|
||||
set firewall.ipsecserver=zone
|
||||
set firewall.ipsecserver.name="ipsecserver"
|
||||
set firewall.ipsecserver.input="ACCEPT"
|
||||
set firewall.ipsecserver.forward="ACCEPT"
|
||||
set firewall.ipsecserver.output="ACCEPT"
|
||||
set firewall.ipsecserver.network="ipsec_server"
|
||||
commit firewall
|
||||
EOF
|
||||
}
|
||||
|
||||
if [ -z "$(uci -q get network.ipsec_server)" ] || [ -z "$(uci -q get firewall.ipsecserver)" ]; then
|
||||
gen_iface_and_firewall
|
||||
fi
|
||||
Reference in new issue
Block a user