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Diffstat (limited to 'package/6to4/files.old/6to4.sh')
| -rwxr-xr-x | package/6to4/files.old/6to4.sh | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/package/6to4/files.old/6to4.sh b/package/6to4/files.old/6to4.sh deleted file mode 100755 index 2329e0bd4..000000000 --- a/package/6to4/files.old/6to4.sh +++ /dev/null @@ -1,277 +0,0 @@ -# 6to4.sh - IPv6-in-IPv4 tunnel backend -# Copyright (c) 2010-2011 OpenWrt.org - -find_6to4_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_6to4_wanip() { - local ip=$(ip -4 a s dev "$1"); ip="${ip#*inet }" - echo "${ip%%[^0-9.]*}" -} - -find_6to4_prefix() { - local ip4="$1" - local oIFS="$IFS"; IFS="."; set -- $ip4; IFS="$oIFS" - - printf "2002:%02x%02x:%02x%02x\n" $1 $2 $3 $4 -} - -test_6to4_rfc1918() -{ - local oIFS="$IFS"; IFS="."; set -- $1; IFS="$oIFS" - [ $1 -eq 10 ] && return 0 - [ $1 -eq 192 ] && [ $2 -eq 168 ] && return 0 - [ $1 -eq 172 ] && [ $2 -ge 16 ] && [ $2 -le 31 ] && return 0 - - # RFC 6598 - [ $1 -eq 100 ] && [ $2 -ge 64 ] && [ $2 -le 127 ] && return 0 - - return 1 -} - -set_6to4_radvd_interface() { - local cfgid="$1" - local lanif="${2:-lan}" - local ifmtu="${3:-1280}" - local ifsection="" - - find_ifsection() { - local net - local cfg="$1" - config_get net "$cfg" interface - - [ "$net" = "$lanif" ] && { - ifsection="$cfg" - return 1 - } - } - - config_foreach find_ifsection interface - - [ -z "$ifsection" ] && { - ifsection="iface_$sid" - uci_set_state radvd "$ifsection" "" interface - uci_set_state radvd "$ifsection" interface "$lanif" - } - - uci_set_state radvd "$ifsection" ignore 0 - uci_set_state radvd "$ifsection" IgnoreIfMissing 1 - uci_set_state radvd "$ifsection" AdvSendAdvert 1 - uci_set_state radvd "$ifsection" MaxRtrAdvInterval 30 - uci_set_state radvd "$ifsection" AdvLinkMTU "$ifmtu" -} - -set_6to4_radvd_prefix() { - local cfgid="$1" - local lanif="${2:-lan}" - local wanif="${3:-wan}" - local prefix="${4:-0:0:0:1::/64}" - local vlt="${5:-300}" - local plt="${6:-120}" - local pfxsection="" - - find_pfxsection() { - local net base - local cfg="$1" - config_get net "$cfg" interface - config_get base "$cfg" Base6to4Interface - - [ "$net" = "$lanif" ] && [ "$base" = "$wanif" ] && { - pfxsection="$cfg" - return 1 - } - } - - config_foreach find_pfxsection prefix - - [ -z "$pfxsection" ] && { - pfxsection="prefix_${sid}_${lanif}" - uci_set_state radvd "$pfxsection" "" prefix - uci_set_state radvd "$pfxsection" ignore 0 - uci_set_state radvd "$pfxsection" interface "$lanif" - uci_set_state radvd "$pfxsection" prefix "$prefix" - uci_set_state radvd "$pfxsection" AdvOnLink 1 - uci_set_state radvd "$pfxsection" AdvAutonomous 1 - uci_set_state radvd "$pfxsection" AdvValidLifetime "$vlt" - uci_set_state radvd "$pfxsection" AdvPreferredLifetime "$plt" - uci_set_state radvd "$pfxsection" Base6to4Interface "$wanif" - } -} - - -# Hook into scan_interfaces() to synthesize a .device option -# This is needed for /sbin/ifup to properly dispatch control -# to setup_interface_6to4() even if no .ifname is set in -# the configuration. -scan_6to4() { - config_set "$1" device "6to4-$1" -} - -coldplug_interface_6to4() { - setup_interface_6to4 "6to4-$1" "$1" -} - -setup_interface_6to4() { - local iface="$1" - local cfg="$2" - local link="6to4-$cfg" - - local local4=$(uci_get network "$cfg" ipaddr) - - 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 - - local wanif=$(find_6to4_wanif) - [ -z "$wanif" ] && { - logger -t "$link" "Cannot find wan interface - aborting" - return - } - - local wancfg=$(find_config "$wanif") - [ -z "$wancfg" ] && { - logger -t "$link" "Cannot find wan network - aborting" - return - } - - # If local4 is unset, guess local IPv4 address from the - # interface used by the default route. - [ -z "$local4" ] && { - [ -n "$wanif" ] && { - local4=$(find_6to4_wanip "$wanif") - uci_set_state network "$cfg" wan_device "$wanif" - } - } - - test_6to4_rfc1918 "$local4" && { - logger -t "$link" "Local wan ip $local4 is private - aborting" - return - } - - [ -n "$local4" ] && { - logger -t "$link" "Starting ..." - - # creating the tunnel below will trigger a net subsystem event - # prevent it from touching or iface by disabling .auto here - uci_set_state network "$cfg" ifname $link - uci_set_state network "$cfg" auto 0 - - # find our local prefix - local prefix6=$(find_6to4_prefix "$local4") - local local6="$prefix6::1/16" - - logger -t "$link" " * IPv4 address is $local4" - logger -t "$link" " * IPv6 address is $local6" - ip tunnel add $link mode sit remote any 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 ] && { - logger -t "$link" " * Adding default route" - ip -6 route add ::/0 via ::192.88.99.1 metric ${metric:-1} dev $link - uci_set_state network "$cfg" defaultroute 1 - } - - [ -f /etc/config/radvd ] && /etc/init.d/radvd enabled && { - local sid="6to4_$cfg" - - uci_revert_state radvd - config_load radvd - - # find delegation target - local adv_interface - config_get adv_interface "$cfg" adv_interface - - local adv_subnet=$(uci_get network "$cfg" adv_subnet) - adv_subnet=$((0x${adv_subnet:-1})) - - local adv_subnets="" - - for adv_interface in ${adv_interface:-lan}; do - local adv_ifname - config_get adv_ifname "${adv_interface:-lan}" ifname - - grep -qs "^ *$adv_ifname:" /proc/net/dev && { - local adv_valid_lifetime adv_preferred_lifetime - config_get adv_valid_lifetime "$cfg" adv_valid_lifetime - config_get adv_preferred_lifetime "$cfg" adv_preferred_lifetime - - local subnet6="$(printf "%s:%x::1/64" "$prefix6" $adv_subnet)" - - logger -t "$link" " * Advertising IPv6 subnet $subnet6 on ${adv_interface:-lan} ($adv_ifname)" - ip -6 addr add $subnet6 dev $adv_ifname - - set_6to4_radvd_interface "$sid" "$adv_interface" "$mtu" - set_6to4_radvd_prefix "$sid" "$adv_interface" \ - "$wancfg" "$(printf "0:0:0:%x::/64" $adv_subnet)" \ - "$adv_valid_lifetime" "$adv_preferred_lifetime" - - adv_subnets="${adv_subnets:+$adv_subnets }$adv_ifname:$subnet6" - adv_subnet=$(($adv_subnet + 1)) - } - done - - uci_set_state network "$cfg" adv_subnets "$adv_subnets" - - /etc/init.d/radvd restart - } - - logger -t "$link" "... started" - - env -i ACTION="ifup" INTERFACE="$cfg" DEVICE="$link" PROTO=6to4 /sbin/hotplug-call "iface" & - } || { - echo "Cannot determine local IPv4 address for 6to4 tunnel $cfg - skipping" - } -} - -stop_interface_6to4() { - local cfg="$1" - local link="6to4-$cfg" - - local local6=$(uci_get_state network "$cfg" ip6addr) - local defaultroute=$(uci_get_state network "$cfg" defaultroute) - - local adv_subnets=$(uci_get_state network "$cfg" adv_subnets) - - grep -qs "^ *$link:" /proc/net/dev && { - logger -t "$link" "Shutting down ..." - env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$link" PROTO=6to4 /sbin/hotplug-call "iface" & - - [ -n "$adv_subnets" ] && { - uci_revert_state radvd - /etc/init.d/radvd enabled && /etc/init.d/radvd restart - - local adv_subnet - for adv_subnet in $adv_subnets; do - local ifname="${adv_subnet%%:*}" - local subnet="${adv_subnet#*:}" - - logger -t "$link" " * Removing IPv6 subnet $subnet from interface $ifname" - ip -6 addr del $subnet dev $ifname - done - } - - [ "$defaultroute" = "1" ] && \ - ip -6 route del ::/0 via ::192.88.99.1 dev $link - - ip addr del $local6 dev $link - ip link set $link down - ip tunnel del $link - - logger -t "$link" "... stopped" - } -} |