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Code Issues Releases Wiki Activity

Fix GRE tunnel

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This commit is contained in:
Ycarus (Yannick Chabanois) 2021-03-25 16:37:19 +01:00
parent cd57425370
commit dc0b1a766f
1 changed files with 20 additions and 3 deletions
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23
openmptcprouter/files/etc/init.d/openmptcprouter-vps
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@ -6,7 +6,7 @@ START=99
USE_PROCD=1
EXTRA_COMMANDS="set_pihole backup_send backup_get backup_list set_vps_firewall get_openvpn_key"
EXTRA_COMMANDS="set_pihole backup_send backup_get backup_list set_vps_firewall get_openvpn_key set_gre_tunnel"
. /usr/lib/unbound/iptools.sh
@ -503,6 +503,7 @@ _get_vps_config() {
}
_get_gre_tunnel() {
[ -z "$servername" ] && servername=$1
[ -z "$vps_config" ] && vps_config=$(_get_json "config")
[ -z "$vps_config" ] && return
gre_tunnel_state="$(echo "$vps_config" | jsonfilter -q -e '@.gre_tunnel.enabled')"
@ -515,7 +516,7 @@ _get_gre_tunnel() {
peeraddr="$(echo $tunnel | jsonfilter -q -e '@.remote_ip')"
ipaddr="$(echo $tunnel | jsonfilter -q -e '@.local_ip')"
publicaddr="$(echo $tunnel | jsonfilter -q -e '@.public_ip')"
if [ "$peeraddr" != "" ] && [ "$ipaddr" != "" ] && [ "$publicaddr" != "" ] && ([ "$(uci -q get network.oip${i}.ipaddr)" != "$peeraddr" ] || [ "$(uci -q get network.oip${i}.ipaddr)" != "$ipaddr" ] || [ "$(uci -q get network.oip${i}gre.ipaddr)" != "$vpnip_local" ]); then
if [ "$peeraddr" != "" ] && [ "$ipaddr" != "" ] && [ "$publicaddr" != "" ] && [ "$vpnip_local" != "" ] && ([ "$(uci -q get network.oip${i}.ipaddr)" != "$peeraddr" ] || [ "$(uci -q get network.oip${i}.ipaddr)" != "$ipaddr" ] || [ "$(uci -q get network.oip${i}gre.ipaddr)" != "$vpnip_local" ]); then
uci -q batch <<-EOF >/dev/null
set network.oip${i}gre=interface
set network.oip${i}gre.label="GRE tunnel for $publicaddr"
@ -529,6 +530,7 @@ _get_gre_tunnel() {
set network.oip${i}gre.ip4table='vpn'
set network.oip${i}gre.peeraddr="$publicaddr"
set network.oip${i}gre.ipaddr="$vpnip_local"
set network.oip${i}gre.tunlink='omrvpn'
set network.oip${i}=interface
set network.oip${i}.label="Tunnel for $publicaddr"
set network.oip${i}.proto=static
@ -594,6 +596,12 @@ _get_gre_tunnel() {
fi
}
set_gre_tunnel() {
config_load openmptcprouter
config_foreach _get_gre_tunnel server
}
_get_pihole() {
[ -z "$vps_config" ] && vps_config=$(_get_json "config")
[ -z "$vps_config" ] && return
@ -1044,7 +1052,16 @@ _set_vps_firewall() {
fw3 -q print | grep 'vpn.* -d' |
while IFS=$"\n" read -r c; do
eval $(echo $c | sed 's/iptables/iptables -w/' | sed 's/-A/-D/') 2>&1 >/dev/null
newrule=$(echo $c | sed 's/iptables/iptables -w/' | sed -E -e 's/ -d ([^ ])*//' -e 's/ -s ([^ ])*//')
publicip=$(echo $c | awk -F'-d' '{print $2}' | cut -d '/' -f1 | sed 's/ //g')
[ -n "$publicip" ] && {
greintf=$(uci show network | grep "Tunnel for $publicip" | cut -d '.' -f2 | tr -d "\n")
[ -n "$greintf" ] && greip=$(uci -q get network.${greintf}.ipaddr)
}
if [ -z "$greip" ]; then
newrule=$(echo $c | sed 's/iptables/iptables -w/' | sed -E -e 's/ -d ([^ ])*//' -e 's/ -s ([^ ])*//')
else
newrule=$(echo $c | sed 's/iptables/iptables -w/' | sed -E -e "s/ -d ([^ ])*/ -d ${greip}\/255.255.255.252/" -e 's/ -s ([^ ])*//')
fi
eval $(echo $newrule | sed 's/-A/-D/') || true
eval $newrule
done