define Build/Configure
endef
-define Package/6in4/install
- $(INSTALL_DIR) $(1)/lib/network
- $(INSTALL_DATA) ./files/6in4.sh $(1)/lib/network/6in4.sh
+ifneq ($(CONFIG_PACKAGE_netifd),)
+ define Package/6in4/install
+ $(INSTALL_DIR) $(1)/lib/netifd/proto
+ $(INSTALL_BIN) ./files/6in4.sh $(1)/lib/netifd/proto/6in4.sh
$(INSTALL_DIR) $(1)/etc/hotplug.d/iface
$(INSTALL_DATA) ./files/6in4.hotplug $(1)/etc/hotplug.d/iface/90-6in4
-endef
+ endef
+else
+ define Package/6in4/install
+ $(INSTALL_DIR) $(1)/lib/network
+ $(INSTALL_DATA) ./files.old/6in4.sh $(1)/lib/network/6in4.sh
+ $(INSTALL_DIR) $(1)/etc/hotplug.d/iface
+ $(INSTALL_DATA) ./files.old/6in4.hotplug $(1)/etc/hotplug.d/iface/90-6in4
+ endef
+endif
$(eval $(call BuildPackage,6in4))
--- /dev/null
+#!/bin/sh
+
+if [ "$ACTION" = ifup ]; then
+ . /etc/functions.sh
+
+ include /lib/network
+ scan_interfaces
+
+ update_tunnel() {
+ local cfg="$1"
+
+ local proto
+ config_get proto "$cfg" proto
+ [ "$proto" = 6in4 ] || return 0
+
+ local wandev
+ config_get wandev "$cfg" wan_device "$(find_6in4_wanif)"
+ [ "$wandev" = "$DEVICE" ] || return 0
+
+ local wanip=$(find_6in4_wanip "$wandev")
+
+ [ -n "$wanip" ] && {
+ lsmod | grep -q ^sit || {
+ logger -t 6in4-update "Tunneling driver not loaded yet, deferring action"
+ exit 0
+ }
+
+ local tunnelid
+ config_get tunnelid "$cfg" tunnelid
+
+ local username
+ config_get username "$cfg" username
+
+ local password
+ config_get password "$cfg" password
+
+ uci_set_state network "$cfg" ipaddr "$wanip"
+
+ [ -n "$tunnelid" ] && [ -n "$username" ] && [ -n "$password" ] && {
+ [ "${#password}" == 32 -a -z "${password//[a-fA-F0-9]/}" ] || {
+ password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
+ }
+
+ (
+ local url="http://ipv4.tunnelbroker.net/ipv4_end.php?ip=AUTO&apikey=$username&pass=$password&tid=$tunnelid"
+ local try=0
+ local max=3
+
+ while [ $((++try)) -le $max ]; do
+ wget -qO/dev/null "$url" 2>/dev/null && {
+ logger -t 6in4-update "Updated tunnel #$tunnelid endpoint to $wanip"
+ ifup "$cfg"
+ break
+ } || {
+ logger -t 6in4-update "Try $try/$max failed, retrying"
+ sleep 1
+ }
+ done
+ )&
+ } || {
+ logger -t 6in4-update "Re-establishing tunnel due to change on $INTERFACE ($DEVICE)"
+ ifup "$cfg" &
+ }
+ }
+ }
+
+ config_foreach update_tunnel interface
+fi
--- /dev/null
+# 6in4.sh - IPv6-in-IPv4 tunnel backend
+# Copyright (c) 2010 OpenWrt.org
+
+find_6in4_wanif() {
+ local if=$(ip -4 r l e 0.0.0.0/0); if="${if#default* dev }"; if="${if%% *}"
+ [ -n "$if" ] && grep -qs "^ *$if:" /proc/net/dev && echo "$if"
+}
+
+find_6in4_wanip() {
+ local ip=$(ip -4 a s dev "$1"); ip="${ip#*inet }"
+ echo "${ip%%[^0-9.]*}"
+}
+
+# Hook into scan_interfaces() to synthesize a .device option
+# This is needed for /sbin/ifup to properly dispatch control
+# to setup_interface_6in4() even if no .ifname is set in
+# the configuration.
+scan_6in4() {
+ config_set "$1" device "6in4-$1"
+}
+
+coldplug_interface_6in4() {
+ setup_interface_6in4 "6in4-$1" "$1"
+}
+
+setup_interface_6in4() {
+ local iface="$1"
+ local cfg="$2"
+ local link="6in4-$cfg"
+
+ local local4=$(uci_get network "$cfg" ipaddr)
+
+ local remote4
+ config_get remote4 "$cfg" peeraddr
+
+ local local6
+ config_get local6 "$cfg" ip6addr
+
+ local mtu
+ config_get mtu "$cfg" mtu
+
+ local ttl
+ config_get ttl "$cfg" ttl
+
+ local metric
+ config_get metric "$cfg" metric
+
+ local defaultroute
+ config_get_bool defaultroute "$cfg" defaultroute 1
+
+ # If local4 is unset, guess local IPv4 address from the
+ # interface used by the default route.
+ [ -z "$local4" ] && {
+ local wanif=$(find_6in4_wanif)
+ [ -n "$wanif" ] && {
+ local4=$(find_6in4_wanip "$wanif")
+ uci_set_state network "$cfg" wan_device "$wanif"
+ }
+ }
+
+ [ -n "$local4" ] && {
+ # creating the tunnel below will trigger a net subsystem event
+ # prevent it from touching or iface by disabling .auto here
+ uci_set_state network "$cfg" ifname $link
+ uci_set_state network "$cfg" auto 0
+
+ ip tunnel add $link mode sit remote $remote4 local $local4 ttl ${ttl:-64}
+ ip link set $link up
+ ip link set mtu ${mtu:-1280} dev $link
+ ip addr add $local6 dev $link
+
+ uci_set_state network "$cfg" ipaddr $local4
+ uci_set_state network "$cfg" ip6addr $local6
+
+ [ "$defaultroute" = 1 ] && {
+ ip -6 route add ::/0 ${metric:+metric $metric} dev $link
+ uci_set_state network "$cfg" defaultroute 1
+ }
+
+ env -i ACTION="ifup" INTERFACE="$cfg" DEVICE="$link" PROTO=6in4 /sbin/hotplug-call "iface" &
+ } || {
+ echo "Cannot determine local IPv4 address for 6in4 tunnel $cfg - skipping"
+ }
+}
+
+stop_interface_6in4() {
+ local cfg="$1"
+ local link="6in4-$cfg"
+
+ local local6=$(uci_get_state network "$cfg" ip6addr)
+ local defaultroute=$(uci_get_state network "$cfg" defaultroute)
+
+ grep -qs "^ *$link:" /proc/net/dev && {
+ env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$link" PROTO=6in4 /sbin/hotplug-call "iface" &
+
+ [ "$defaultroute" = "1" ] && {
+ ip -6 route del ::/0 dev $link
+ }
+
+ ip addr del $local6 dev $link
+ ip link set $link down
+ ip tunnel del $link
+ }
+}
if [ "$ACTION" = ifup ]; then
. /etc/functions.sh
+ INCLUDE_ONLY=1
+ . /lib/netifd/proto/6in4.sh
+
include /lib/network
scan_interfaces
local wanip=$(find_6in4_wanip "$wandev")
- [ -n "$wanip" ] && {
- lsmod | grep -q ^sit || {
- logger -t 6in4-update "Tunneling driver not loaded yet, deferring action"
- exit 0
- }
-
- local tunnelid
- config_get tunnelid "$cfg" tunnelid
-
- local username
- config_get username "$cfg" username
-
- local password
- config_get password "$cfg" password
-
- uci_set_state network "$cfg" ipaddr "$wanip"
-
- [ -n "$tunnelid" ] && [ -n "$username" ] && [ -n "$password" ] && {
- [ "${#password}" == 32 -a -z "${password//[a-fA-F0-9]/}" ] || {
- password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
- }
-
- (
- local url="http://ipv4.tunnelbroker.net/ipv4_end.php?ip=AUTO&apikey=$username&pass=$password&tid=$tunnelid"
- local try=0
- local max=3
-
- while [ $((++try)) -le $max ]; do
- wget -qO/dev/null "$url" 2>/dev/null && {
- logger -t 6in4-update "Updated tunnel #$tunnelid endpoint to $wanip"
- ifup "$cfg"
- break
- } || {
- logger -t 6in4-update "Try $try/$max failed, retrying"
- sleep 1
- }
- done
- )&
- } || {
- logger -t 6in4-update "Re-establishing tunnel due to change on $INTERFACE ($DEVICE)"
- ifup "$cfg" &
- }
- }
+ [ -n "$wanip" ] && ifup "$cfg"
}
config_foreach update_tunnel interface
+#!/bin/sh
# 6in4.sh - IPv6-in-IPv4 tunnel backend
# Copyright (c) 2010 OpenWrt.org
+[ -n "$INCLUDE_ONLY" ] || {
+ . /etc/functions.sh
+ . ../netifd-proto.sh
+ init_proto "$@"
+}
+
find_6in4_wanif() {
local if=$(ip -4 r l e 0.0.0.0/0); if="${if#default* dev }"; if="${if%% *}"
[ -n "$if" ] && grep -qs "^ *$if:" /proc/net/dev && echo "$if"
setup_interface_6in4 "6in4-$1" "$1"
}
-setup_interface_6in4() {
- local iface="$1"
- local cfg="$2"
- local link="6in4-$cfg"
- local local4=$(uci_get network "$cfg" ipaddr)
+tun_error() {
+ local cfg="$1"; shift;
- local remote4
- config_get remote4 "$cfg" peeraddr
+ [ -n "$1" ] && proto_notify_error "$cfg" "$@"
+ proto_block_restart "$cfg"
+}
- local local6
- config_get local6 "$cfg" ip6addr
+proto_6in4_setup() {
+ local cfg="$1"
+ local iface="$2"
+ local link="6in4-$cfg"
- local mtu
- config_get mtu "$cfg" mtu
+ json_get_var mtu mtu
+ json_get_var ttl ttl
+ json_get_var local4 ipaddr
+ json_get_var remote4 peeraddr
+ json_get_var ip6addr ip6addr
+ json_get_var tunnelid tunnelid
+ json_get_var username username
+ json_get_var password password
+
+ [ -z "$ip6addr" -o -z "$remote4" ] && {
+ tun_error "$cfg" "MISSING_ADDRESS"
+ return
+ }
- local ttl
- config_get ttl "$cfg" ttl
+ [ -z "$local4" ] && {
+ local wanif=$(find_6in4_wanif)
+ [ -z "$wanif" ] && {
+ tun_error "$cfg" "NO_WAN_LINK"
+ return
+ }
- local metric
- config_get metric "$cfg" metric
+ . /lib/network/config.sh
+ local wancfg="$(find_config "$wanif")"
+ [ -z "$wancfg" ] && {
+ tun_error "$cfg" "NO_WAN_LINK"
+ return
+ }
- local defaultroute
- config_get_bool defaultroute "$cfg" defaultroute 1
+ # If local4 is unset, guess local IPv4 address from the
+ # interface used by the default route.
+ [ -n "$wanif" ] && local4=$(find_6in4_wanip "$wanif")
- # If local4 is unset, guess local IPv4 address from the
- # interface used by the default route.
- [ -z "$local4" ] && {
- local wanif=$(find_6in4_wanif)
- [ -n "$wanif" ] && {
- local4=$(find_6in4_wanip "$wanif")
- uci_set_state network "$cfg" wan_device "$wanif"
+ [ -z "$local4" ] && {
+ tun_error "$cfg" "NO_WAN_LINK"
+ return
}
}
- [ -n "$local4" ] && {
- # creating the tunnel below will trigger a net subsystem event
- # prevent it from touching or iface by disabling .auto here
- uci_set_state network "$cfg" ifname $link
- uci_set_state network "$cfg" auto 0
+ local local6="${ip6addr%%/*}"
+ local mask6="${ip6addr##*/}"
+ [[ "$local6" = "$mask6" ]] && mask6=
+
+ proto_init_update "$link" 1
+ proto_add_ipv6_address "$local6" "$mask6"
+ proto_add_ipv6_route "::" 0
- ip tunnel add $link mode sit remote $remote4 local $local4 ttl ${ttl:-64}
- ip link set $link up
- ip link set mtu ${mtu:-1280} dev $link
- ip addr add $local6 dev $link
+ proto_add_tunnel
+ json_add_string mode sit
+ json_add_int mtu "${mtu:-1280}"
+ json_add_int ttl "${ttl:-64}"
+ json_add_string local "$local4"
+ json_add_string remote "$remote4"
+ proto_close_tunnel
- uci_set_state network "$cfg" ipaddr $local4
- uci_set_state network "$cfg" ip6addr $local6
+ proto_send_update "$cfg"
- [ "$defaultroute" = 1 ] && {
- ip -6 route add ::/0 ${metric:+metric $metric} dev $link
- uci_set_state network "$cfg" defaultroute 1
+ [ -n "$tunnelid" -a -n "$username" -a -n "$password" ] && {
+ [ "${#password}" == 32 -a -z "${password//[a-fA-F0-9]/}" ] || {
+ password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
}
- env -i ACTION="ifup" INTERFACE="$cfg" DEVICE="$link" PROTO=6in4 /sbin/hotplug-call "iface" &
- } || {
- echo "Cannot determine local IPv4 address for 6in4 tunnel $cfg - skipping"
+ local url="http://ipv4.tunnelbroker.net/ipv4_end.php?ip=AUTO&apikey=$username&pass=$password&tid=$tunnelid"
+ local try=0
+ local max=3
+
+ while [ $((++try)) -le $max ]; do
+ wget -qO/dev/null "$url" 2>/dev/null && break
+ sleep 1
+ done
}
}
-stop_interface_6in4() {
+proto_6in4_teardown() {
local cfg="$1"
- local link="6in4-$cfg"
-
- local local6=$(uci_get_state network "$cfg" ip6addr)
- local defaultroute=$(uci_get_state network "$cfg" defaultroute)
-
- grep -qs "^ *$link:" /proc/net/dev && {
- env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$link" PROTO=6in4 /sbin/hotplug-call "iface" &
+}
- [ "$defaultroute" = "1" ] && {
- ip -6 route del ::/0 dev $link
- }
+proto_6in4_init_config() {
+ no_device=1
+ available=1
+
+ proto_config_add_string "ipaddr"
+ proto_config_add_string "ip6addr"
+ proto_config_add_string "peeraddr"
+ proto_config_add_string "tunnelid"
+ proto_config_add_string "username"
+ proto_config_add_string "password"
+ proto_config_add_int "mtu"
+ proto_config_add_int "ttl"
+}
- ip addr del $local6 dev $link
- ip link set $link down
- ip tunnel del $link
- }
+[ -n "$INCLUDE_ONLY" ] || {
+ add_protocol 6in4
}
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