mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-04 23:08:26 +02:00
ipv6-support: Add new IPv6-support meta-package
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34422 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
cyrus
parent
c5d1f4f669
commit
5789fd018b
46
package/network/ipv6/ipv6-support/Makefile
Normal file
46
package/network/ipv6/ipv6-support/Makefile
Normal file
@ -0,0 +1,46 @@
|
||||
#
|
||||
# Copyright (C) 2010-2012 OpenWrt.org
|
||||
#
|
||||
# This is free software, licensed under the GNU General Public License v2.
|
||||
# See /LICENSE for more information.
|
||||
#
|
||||
|
||||
include $(TOPDIR)/rules.mk
|
||||
|
||||
PKG_NAME:=ipv6-support
|
||||
PKG_VERSION:=2012-11-29
|
||||
PKG_RELEASE:=1
|
||||
|
||||
include $(INCLUDE_DIR)/package.mk
|
||||
|
||||
define Package/ipv6-support
|
||||
SECTION:=ipv6
|
||||
CATEGORY:=IPv6
|
||||
DEPENDS:=+kmod-ipv6 +6relayd +odhcp6c +6distributed +ip6tables +ubus
|
||||
TITLE:=Basic IPv6-support for Customer Edge Routers
|
||||
MAINTAINER:=Steven Barth <steven@midlink.org>
|
||||
PKGARCH:=all
|
||||
endef
|
||||
|
||||
define Package/ipv6-support/description
|
||||
This package provides basic IPv6 support including Router Discovery,
|
||||
DHCPv6 (client & server), prefix delegation and distribution.
|
||||
endef
|
||||
|
||||
define Build/Compile
|
||||
endef
|
||||
|
||||
define Build/Configure
|
||||
endef
|
||||
|
||||
define Package/ipv6-support/install
|
||||
$(INSTALL_DIR) $(1)/etc/hotplug.d/iface
|
||||
$(INSTALL_DATA) ./files/ipv6.hotplug $(1)/etc/hotplug.d/iface/20-ipv6
|
||||
$(INSTALL_DIR) $(1)/lib/ipv6
|
||||
$(INSTALL_DATA) ./files/support.sh $(1)/lib/ipv6/support.sh
|
||||
$(INSTALL_BIN) ./files/dhcpv6.sh $(1)/lib/ipv6/dhcpv6.sh
|
||||
$(INSTALL_DIR) $(1)/etc/config
|
||||
$(INSTALL_DATA) ./files/network6.config $(1)/etc/config/network6
|
||||
endef
|
||||
|
||||
$(eval $(call BuildPackage,ipv6-support))
|
||||
52
package/network/ipv6/ipv6-support/files/dhcpv6.sh
Executable file
52
package/network/ipv6/ipv6-support/files/dhcpv6.sh
Executable file
@ -0,0 +1,52 @@
|
||||
#!/bin/sh
|
||||
# Copyright (c) 2012 OpenWrt.org
|
||||
. /lib/ipv6/support.sh
|
||||
. /lib/netifd/netifd-proto.sh
|
||||
|
||||
local device="$1"
|
||||
local state="$2"
|
||||
local network=""
|
||||
|
||||
resolve_network network "$device"
|
||||
|
||||
# Unknown network
|
||||
[ -z "$network" ] && exit 0
|
||||
|
||||
|
||||
# Announce prefixes
|
||||
for prefix in $PREFIXES; do
|
||||
announce_prefix "$prefix" "$network"
|
||||
done
|
||||
|
||||
for prefix in $PREFIXES_LOST; do
|
||||
announce_prefix "$prefix" "$network" delprefix
|
||||
done
|
||||
|
||||
|
||||
# Enable relaying if requested
|
||||
local prefix_fallback
|
||||
config_get prefix_fallback "$network" prefix_fallback
|
||||
[ "$prefix_fallback" == "relay" -a -z "$PREFIXES" -a "$state" != "unbound" ] &&
|
||||
restart_relay "$network" 1
|
||||
|
||||
# Disable relay if requested
|
||||
[ "$prefix_fallback" != "relay" -o -n "$PREFIXES" -o "$state" == "unbound" ] &&
|
||||
stop_relay "$network"
|
||||
|
||||
|
||||
# Operations in case of success
|
||||
[ "$state" == "timeout" || "$state" == "unbound" ] && exit 0
|
||||
|
||||
local peerdns
|
||||
config_get_bool peerdns "$network" peerdns 0
|
||||
[ "peerdns" -eq "1" ] && {
|
||||
proto_init_update "*" 1
|
||||
for server in $RDNSS; do
|
||||
proto_add_dns_server "$server"
|
||||
done
|
||||
for domain in $DOMAINS; do
|
||||
proto_add_dns_search "$domain"
|
||||
done
|
||||
proto_send_update "$network"
|
||||
}
|
||||
|
||||
18
package/network/ipv6/ipv6-support/files/ipv6.hotplug
Normal file
18
package/network/ipv6/ipv6-support/files/ipv6.hotplug
Normal file
@ -0,0 +1,18 @@
|
||||
#!/bin/sh
|
||||
# Copyright (c) 2012 OpenWrt.org
|
||||
[ "$DEVICE" == "lo" ] && exit 0
|
||||
. /lib/ipv6/support.sh
|
||||
|
||||
local mode
|
||||
config_get mode "$INTERFACE" mode
|
||||
|
||||
case "$ACTION" in
|
||||
ifup)
|
||||
[ "$mode" != "downstream" ] && enable_static $INTERFACE $DEVICE
|
||||
[ "$mode" == "upstream" ] && enable_upstream $INTERFACE $DEVICE
|
||||
[ "$mode" == "downstream" ] && enable_downstream $INTERFACE $DEVICE
|
||||
;;
|
||||
ifdown)
|
||||
disable_interface $INTERFACE $DEVICE
|
||||
;;
|
||||
esac
|
||||
17
package/network/ipv6/ipv6-support/files/network6.config
Normal file
17
package/network/ipv6/ipv6-support/files/network6.config
Normal file
@ -0,0 +1,17 @@
|
||||
config interface wan
|
||||
option mode upstream
|
||||
option ula_prefix auto
|
||||
option request_prefix auto
|
||||
option prefix_fallback relay
|
||||
option peerdns 1
|
||||
|
||||
|
||||
config interface lan
|
||||
option mode downstream
|
||||
option advertise_prefix 64
|
||||
option relay_master wan
|
||||
|
||||
|
||||
config interface 6in4
|
||||
option mode static
|
||||
list static_prefix 2001:DB8::/48
|
||||
304
package/network/ipv6/ipv6-support/files/support.sh
Normal file
304
package/network/ipv6/ipv6-support/files/support.sh
Normal file
@ -0,0 +1,304 @@
|
||||
#!/bin/sh
|
||||
# Copyright (c) 2012 OpenWrt.org
|
||||
. /lib/functions.sh
|
||||
. /lib/functions/service.sh
|
||||
. /lib/functions/network.sh
|
||||
|
||||
config_load network6
|
||||
|
||||
|
||||
conf_get() {
|
||||
local __return="$1"
|
||||
local __device="$2"
|
||||
local __option="$3"
|
||||
local __value=$(cat "/proc/sys/net/ipv6/conf/$device/$option")
|
||||
eval "$__return=$__value"
|
||||
}
|
||||
|
||||
|
||||
conf_set() {
|
||||
local device="$1"
|
||||
local option="$2"
|
||||
local value="$3"
|
||||
echo "$value" > "/proc/sys/net/ipv6/conf/$device/$option"
|
||||
}
|
||||
|
||||
|
||||
stop_service() {
|
||||
local __exe="$1"
|
||||
SERVICE_PID_FILE="$2"
|
||||
local __return="$3"
|
||||
|
||||
service_check "$__exe" && {
|
||||
service_stop "$__exe"
|
||||
[ -n "$__return" ] && eval "$__return=1"
|
||||
}
|
||||
rm -f "$SERVICE_PID_FILE"
|
||||
}
|
||||
|
||||
|
||||
start_service() {
|
||||
local cmd="$1"
|
||||
local pidfile="$2"
|
||||
|
||||
SERVICE_DAEMONIZE=1
|
||||
SERVICE_WRITE_PID=1
|
||||
SERVICE_PID_FILE="$pidfile"
|
||||
service_start $cmd
|
||||
}
|
||||
|
||||
|
||||
resolve_network_add() {
|
||||
local __section="$1"
|
||||
local __device="$2"
|
||||
local __return="$3"
|
||||
|
||||
local __cdevice
|
||||
network_get_device __cdevice "$__section"
|
||||
[ "$__cdevice" != "$__device" ] && return
|
||||
|
||||
eval "$__return"'="'"$__section"'"'
|
||||
}
|
||||
|
||||
|
||||
resolve_network() {
|
||||
local __return="$1"
|
||||
local __device="$2"
|
||||
config_foreach resolve_network_add interface "$__device" "$__return"
|
||||
}
|
||||
|
||||
|
||||
announce_prefix() {
|
||||
local prefix="$1"
|
||||
local network="$2"
|
||||
local cmd="$3"
|
||||
|
||||
local addr=$(echo "$prefix" | cut -d/ -f1)
|
||||
local rem=$(echo "$prefix" | cut -d/ -f2)
|
||||
local length=$(echo "$rem" | cut -d, -f1)
|
||||
local prefer=""
|
||||
local valid=""
|
||||
|
||||
# If preferred / valid provided
|
||||
[ "$rem" != "$length" ] && {
|
||||
prefer=$(echo "$rem" | cut -d, -f2)
|
||||
valid=$(echo "$rem" | cut -d, -f3)
|
||||
}
|
||||
|
||||
local msg='{"network": "'"$network"'", "prefix": "'"$addr"'", "length": '"$length"
|
||||
[ -n "$valid" ] && msg="$msg"', "valid": '"$valid"', "preferred": '"$prefer"
|
||||
[ -z "$cmd" ] && cmd=newprefix
|
||||
|
||||
ubus call 6distributed "$cmd" "$msg}"
|
||||
}
|
||||
|
||||
|
||||
disable_downstream() {
|
||||
local network="$1"
|
||||
|
||||
# Notify the address distribution daemon
|
||||
ubus call 6distributed deliface '{"network": "'"$network"'"}'
|
||||
|
||||
# Disable advertisement daemon
|
||||
stop_service /usr/sbin/6relayd "/var/run/ipv6-downstream-$network.pid"
|
||||
}
|
||||
|
||||
|
||||
restart_relay_add() {
|
||||
local __section="$1"
|
||||
local __return="$2"
|
||||
local __master="$3"
|
||||
local __disable="$4"
|
||||
|
||||
network_is_up "$__section" || return
|
||||
|
||||
# Match master network
|
||||
local __cmaster=""
|
||||
config_get __cmaster "$__section" relay_master
|
||||
[ "$__master" != "$__cmaster" ] && return
|
||||
|
||||
# Disable any active distribution
|
||||
disable_downstream "$__section"
|
||||
|
||||
local __device=""
|
||||
network_get_device __device "$__section"
|
||||
|
||||
# Coming from stop relay, reenable distribution
|
||||
[ "$__disable" == "disable" ] && {
|
||||
enable_downstream "$__section" "$__device"
|
||||
return
|
||||
}
|
||||
|
||||
|
||||
eval "$__return"'="$'"$__return"' '"$__device"'"'
|
||||
}
|
||||
|
||||
|
||||
stop_relay() {
|
||||
local network="$1"
|
||||
local pid="/var/run/ipv6-relay-$network.pid"
|
||||
local was_running=""
|
||||
|
||||
stop_service /usr/sbin/6relayd "$pid" was_running
|
||||
|
||||
# Reenable normal distribution on slave interfaces
|
||||
[ -n "$was_running" ] && config_foreach restart_relay_add interface dummy "$network" disable
|
||||
}
|
||||
|
||||
|
||||
restart_relay() {
|
||||
local network="$1"
|
||||
local force="$2"
|
||||
local pid="/var/run/ipv6-relay-$network.pid"
|
||||
|
||||
local not_running=0
|
||||
[ -f "$pid" ] || not_running=1
|
||||
|
||||
# Don't start if not desired
|
||||
[ "$force" != "1" ] && [ "$not_running" == "1" ] && return
|
||||
|
||||
# Kill current relay and distribution daemon
|
||||
stop_relay "$network"
|
||||
|
||||
# Detect master device
|
||||
local device=""
|
||||
network_get_device device $network
|
||||
|
||||
# Generate command string
|
||||
local cmd="/usr/sbin/6relayd -A $device "
|
||||
config_foreach restart_relay_add interface cmd "$network"
|
||||
|
||||
# Start relay
|
||||
start_service "$cmd" "$pid"
|
||||
}
|
||||
|
||||
|
||||
restart_master_relay() {
|
||||
local network="$1"
|
||||
|
||||
# Disable active relaying to this interface
|
||||
local relay_master
|
||||
config_get relay_master "$network" relay_master
|
||||
[ -n "$relay_master" ] && restart_relay "$relay_master"
|
||||
}
|
||||
|
||||
|
||||
disable_interface() {
|
||||
local network="$1"
|
||||
|
||||
# Delete all prefixes routed to this interface
|
||||
ubus call 6distributed delprefix '{"network": "'"$network"'"}'
|
||||
|
||||
# Restart Relay
|
||||
restart_master_relay "$network"
|
||||
|
||||
# Disable distribution
|
||||
disable_downstream "$network"
|
||||
|
||||
# Disable relay
|
||||
stop_relay "$network"
|
||||
|
||||
# Disable DHCPv6 client if enabled, state script will take care
|
||||
stop_service /usr/sbin/odhcp6c "/var/run/ipv6-upstream-$network.pid"
|
||||
}
|
||||
|
||||
|
||||
enable_static() {
|
||||
local network="$1"
|
||||
local device="$2"
|
||||
|
||||
# Enable global forwarding
|
||||
local global_forward
|
||||
conf_get global_forward all forwarding
|
||||
[ "$global_forward" != "1" ] && conf_set all forwarding 1
|
||||
|
||||
# Configure device
|
||||
conf_set "$device" accept_ra 1
|
||||
conf_set "$device" forwarding 1
|
||||
|
||||
# ULA-integration
|
||||
local ula_prefix=""
|
||||
config_get ula_prefix "$network" ula_prefix
|
||||
|
||||
# ULA auto configuration (first init)
|
||||
[ "$ula_prefix" == "auto" ] && {
|
||||
local r1=""
|
||||
local r2=""
|
||||
local r3=""
|
||||
|
||||
# Sometimes results are empty, therefore try until it works...
|
||||
while [ -z "$r1" -o -z "$r2" -o -z "$r3" ]; do
|
||||
r1=$(printf "%02x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 256)))
|
||||
r2=$(printf "%01x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 65536)))
|
||||
r3=$(printf "%01x" $(($(</dev/urandom tr -dc 0-9 | dd bs=9 count=1) % 65536)))
|
||||
done
|
||||
|
||||
ula_prefix="fd$r1:$r2:$r3::/48"
|
||||
|
||||
# Save prefix so it will be preserved across reboots
|
||||
uci set network6.$network.ula_prefix=$ula_prefix
|
||||
uci commit network6
|
||||
}
|
||||
|
||||
# Announce ULA
|
||||
[ -n "$ula_prefix" ] && announce_prefix $ula_prefix $network
|
||||
|
||||
# Announce all static prefixes
|
||||
config_list_foreach "$network" static_prefix announce_prefix $network
|
||||
}
|
||||
|
||||
|
||||
enable_downstream() {
|
||||
local network="$1"
|
||||
local device="$2"
|
||||
|
||||
# Get IPv6 prefixes
|
||||
local length
|
||||
config_get length "$network" advertise_prefix
|
||||
[ -z "$length" ] && length=64
|
||||
[ "$length" -ne "0" ] && ubus call 6distributed newiface '{"network": "'"$network"'", "iface": "'"$device"'", "length": '"$length"'}'
|
||||
|
||||
# Start RD & DHCPv6 service
|
||||
local pid="/var/run/ipv6-downstream-$network.pid"
|
||||
start_service "/usr/sbin/6relayd -Rserver -Dserver . $device" "$pid"
|
||||
|
||||
# Try relaying if necessary
|
||||
restart_master_relay "$network"
|
||||
}
|
||||
|
||||
|
||||
enable_upstream() {
|
||||
local network="$1"
|
||||
local device="$2"
|
||||
|
||||
# Configure device
|
||||
conf_set "$device" accept_ra 2
|
||||
conf_set "$device" forwarding 2
|
||||
|
||||
# Trigger RS
|
||||
conf_set "$device" disable_ipv6 1
|
||||
conf_set "$device" disable_ipv6 0
|
||||
|
||||
# Configure DHCPv6-client
|
||||
local dhcp6_opts="$device"
|
||||
|
||||
# Configure DHCPv6-client (e.g. requested prefix)
|
||||
local request_prefix
|
||||
config_get request_prefix "$network" request_prefix
|
||||
[ -z "$request_prefix" ] && request_prefix="auto"
|
||||
[ "$request_prefix" != "no" ] && {
|
||||
[ "$request_prefix" == "auto" ] && request_prefix=0
|
||||
dhcp6_opts="-P$request_prefix $dhcp6_opts"
|
||||
}
|
||||
|
||||
# Start DHCPv6 client
|
||||
local pid="/var/run/ipv6-upstream-$network.pid"
|
||||
start_service "/usr/sbin/odhcp6c -s/lib/ipv6/dhcpv6.sh $dhcp6_opts" "$pid"
|
||||
|
||||
# Refresh RA on all interfaces
|
||||
for pid in /var/run/ipv6-downstream-*.pid; do
|
||||
kill -SIGUSR1 $(cat "$pid")
|
||||
done
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user