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nat6: fix hotplug not working

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Bard 2024-04-11 02:44:23 +08:00 committed by GitHub
parent 17eb5419a3
commit b3f281dc80
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1 changed files with 23 additions and 19 deletions
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42
files/nat6.init
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@ -24,6 +24,28 @@ interface() {
done done
} }
hotplug_iface() {
[ ! -f /etc/hotplug.d/iface/90-nat6 ] && cat > /etc/hotplug.d/iface/90-nat6 << "EOF"
#!/bin/sh
dhcpv6_interface=$(uci -q show network | grep dhcpv6 | grep -o 'network\.\([^\.]*\)' | sed 's/network.//')
IFS=$'\n'
for interface_name in $dhcpv6_interface
do
device=$(uci -q show network.$interface_name.device | grep -o "'.*'" | awk -F"'" '{print $2}')
if [ $(ifconfig $device | grep -c "inet6 addr") -gt 0 ]; then
interface_name=$interface_name
fi
done
[ "$INTERFACE" = "$interface_name" ] || exit 0
if [ "$ACTION" = ifup ] || [ "$ACTION" = iflink ] || [ "$ACTION" = ifupdate ] || [ "$ACTION" = reload ]; then
/etc/init.d/nat6 restart
fi
EOF
}
common_config() { common_config() {
if [ -z $(uci -q get network.globals.ula_prefix) ] || [ $(uci -q get network.globals.ula_prefix | grep -c "/48") != 1 ]; then if [ -z $(uci -q get network.globals.ula_prefix) ] || [ $(uci -q get network.globals.ula_prefix | grep -c "/48") != 1 ]; then
r1=$(dd if=/dev/urandom bs=1 count=1 2>/dev/null | hexdump -e '1/1 "%02x"') r1=$(dd if=/dev/urandom bs=1 count=1 2>/dev/null | hexdump -e '1/1 "%02x"')
@ -56,6 +78,7 @@ EOF
start() { start() {
[ "$(uci -q get firewall.@defaults[0].nat6)" != 1 ] && return 0 [ "$(uci -q get firewall.@defaults[0].nat6)" != 1 ] && return 0
interface interface
hotplug_iface
[ -z "$device" ] && logger -p error -t network -s "nat6: DHCPv6 interface device not configured, IPv6 NAT failed." && exit 0 [ -z "$device" ] && logger -p error -t network -s "nat6: DHCPv6 interface device not configured, IPv6 NAT failed." && exit 0
[ -z "$gateway" ] && logger -p error -t network -s "nat6: DHCPv6 gateway not found, IPv6 NAT failed." && exit 0 [ -z "$gateway" ] && logger -p error -t network -s "nat6: DHCPv6 gateway not found, IPv6 NAT failed." && exit 0
common_config common_config
@ -65,25 +88,6 @@ start() {
nft add chain ip6 nat prerouting { type nat hook prerouting priority 0\; } 2>/dev/null nft add chain ip6 nat prerouting { type nat hook prerouting priority 0\; } 2>/dev/null
nft add chain ip6 nat postrouting { type nat hook postrouting priority 100\; } 2>/dev/null nft add chain ip6 nat postrouting { type nat hook postrouting priority 100\; } 2>/dev/null
nft add rule ip6 nat postrouting oif $device masquerade 2>/dev/null nft add rule ip6 nat postrouting oif $device masquerade 2>/dev/null
[ ! -f /etc/hotplug.d/iface/90-nat6 ] && cat > /etc/hotplug.d/iface/90-nat6 << "EOF"
#!/bin/sh
dhcpv6_interface=$(uci -q show network | grep dhcpv6 | grep -o 'network\.\([^\.]*\)' | sed 's/network.//')
IFS=$'\n'
for interface_name in $dhcpv6_interface
do
device=$(uci -q show network.$interface_name.device | grep -o "'.*'" | awk -F"'" '{print $2}')
if [ $(ifconfig $device | grep -c "inet6 addr") -gt 0 ]; then
interface_name=$interface_name
fi
done
[ "$INTERFACE" = "$interface_name" ] || exit 0
if [ "$ACTION" = ifup ] || [ "$ACTION" = iflink ] || [ "$ACTION" = ifupdate ] || [ "$ACTION" = reload ]; then
/etc/init.d/nat6 restart
fi
EOF
logger -p notice -t network -s "nat6: IPv6 NAT is ready" logger -p notice -t network -s "nat6: IPv6 NAT is ready"
} }