package/network/ipv6/odhcp6c/files/dhcpv6.script

   1 #!/bin/sh
   2 [ -z "$2" ] && echo "Error: should be run by odhcpc6c" && exit 1
   3 . /lib/functions.sh
   4 . /lib/netifd/netifd-proto.sh
   5
   6 setup_interface () {
   7         local device="$1"
   8         proto_init_update "*" 1
   9
  10         # Merge RA-DNS
  11         for radns in $RA_DNS; do
  12                 local duplicate=0
  13                 for dns in $RDNSS; do
  14                         [ "$radns" = "$dns" ] && duplicate=1
  15                 done
  16                 [ "$duplicate" = 0 ] && RDNSS="$RDNSS $radns"
  17         done
  18
  19         for dns in $RDNSS; do
  20                 proto_add_dns_server "$dns"
  21         done
  22
  23         for domain in $DOMAINS; do
  24                 proto_add_dns_search "$domain"
  25         done
  26
  27         for prefix in $PREFIXES; do
  28                 proto_add_ipv6_prefix "$prefix"
  29         done
  30
  31         [ -n "$USERPREFIX" ] && proto_add_ipv6_prefix "$USERPREFIX"
  32
  33         # Merge addresses
  34         for entry in $RA_ADDRESSES; do
  35                 local duplicate=0
  36                 local addr="${entry%%/*}"
  37                 for dentry in $ADDRESSES; do
  38                         local daddr="${dentry%%/*}"
  39                         [ "$addr" = "$daddr" ] && duplicate=1
  40                 done
  41                 [ "$duplicate" = "0" ] && ADDRESSES="$ADDRESSES $entry"
  42         done
  43
  44         for entry in $ADDRESSES; do
  45                 local addr="${entry%%/*}"
  46                 entry="${entry#*/}"
  47                 local mask="${entry%%,*}"
  48                 entry="${entry#*,}"
  49                 local preferred="${entry%%,*}"
  50                 entry="${entry#*,}"
  51                 local valid="${entry%%,*}"
  52
  53                 proto_add_ipv6_address "$addr" "$mask" "$preferred" "$valid" 1
  54         done
  55
  56         for entry in $RA_ROUTES; do
  57                 local addr="${entry%%/*}"
  58                 entry="${entry#*/}"
  59                 local mask="${entry%%,*}"
  60                 entry="${entry#*,}"
  61                 local gw="${entry%%,*}"
  62                 entry="${entry#*,}"
  63                 local valid="${entry%%,*}"
  64                 entry="${entry#*,}"
  65                 local metric="${entry%%,*}"
  66
  67                 if [ -z "$SOURCE_ROUTING" -o -z "$gw" ]; then
  68                         proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid"
  69                 else
  70                         proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid" "::/128"
  71                         for prefix in $PREFIXES $ADDRESSES; do
  72                                 local paddr="${prefix%%,*}"
  73                                 proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid" "$paddr"
  74                         done
  75                 fi
  76         done
  77
  78         proto_add_data
  79         [ -n "$CER" ] && json_add_string cer "$CER"
  80         [ -n "$PASSTHRU" ] && json_add_string passthru "$PASSTHRU"
  81         [ -n "$ZONE" ] && json_add_string zone "$ZONE"
  82         proto_close_data
  83
  84         proto_send_update "$INTERFACE"
  85
  86         MAPTYPE=""
  87         MAPRULE=""
  88
  89         if [ -n "$MAPE" -a -f /lib/netifd/proto/map.sh ]; then
  90                 MAPTYPE="map-e"
  91                 MAPRULE="$MAPE"
  92         elif [ -n "$MAPT" -a -f /lib/netifd/proto/map.sh -a -f /proc/net/nat46/control ]; then
  93                 MAPTYPE="map-t"
  94                 MAPRULE="$MAPT"
  95         elif [ -n "$LW4O6" -a -f /lib/netifd/proto/map.sh ]; then
  96                 MAPTYPE="lw4o6"
  97                 MAPRULE="$LW4O6"
  98         fi
  99
 100         [ -n "$ZONE" ] || ZONE=$(fw3 network $INTERFACE)
 101
 102         if [ "$IFACE_MAP" != 0 -a -n "$MAPTYPE" -a -n "$MAPRULE" ]; then
 103                 [ -z "$IFACE_MAP" -o "$IFACE_MAP" = 1 ] && IFACE_MAP=${INTERFACE}_map
 104                 json_init
 105                 json_add_string name "$IFACE_MAP"
 106                 json_add_string ifname "@$INTERFACE"
 107                 json_add_string proto map
 108                 json_add_string type "$MAPTYPE"
 109                 json_add_string rule "$MAPRULE"
 110                 json_add_string tunlink "$INTERFACE"
 111                 [ -n "$ZONE_MAP" ] || ZONE_MAP=$ZONE
 112                 [ -n "$ZONE_MAP" ] && json_add_string zone "$ZONE_MAP"
 113                 [ -n "$IFACE_MAP_DELEGATE" ] && json_add_boolean delegate "$IFACE_MAP_DELEGATE"
 114                 json_close_object
 115                 ubus call network add_dynamic "$(json_dump)"
 116         elif [ -n "$AFTR_IP " -a "$IFACE_DSLITE" != 0 -a -f /lib/netifd/proto/dslite.sh ]; then
 117                 [ -z "$IFACE_DSLITE" -o "$IFACE_DSLITE" = 1 ] && IFACE_DSLITE=${INTERFACE}_dslite
 118                 json_init
 119                 json_add_string name "$IFACE_DSLITE"
 120                 json_add_string ifname "@$INTERFACE"
 121                 json_add_string proto "dslite"
 122                 json_add_string peeraddr "$AFTR_IP"
 123                 json_add_string tunlink "$INTERFACE"
 124                 [ -n "$ZONE_DSLITE" ] || ZONE_DSLITE=$ZONE
 125                 [ -n "$ZONE_DSLITE" ] && json_add_string zone "$ZONE_DSLITE"
 126                 [ -n "$IFACE_DSLITE_DELEGATE" ] && json_add_boolean delegate "$IFACE_DSLITE_DELEGATE"
 127                 json_close_object
 128                 ubus call network add_dynamic "$(json_dump)"
 129         fi
 130
 131         # TODO: $SNTP_IP $SIP_IP $SNTP_FQDN $SIP_DOMAIN
 132 }
 133
 134 teardown_interface() {
 135         proto_init_update "*" 0
 136         proto_send_update "$INTERFACE"
 137 }
 138
 139 case "$2" in
 140         bound)
 141                 teardown_interface "$1"
 142                 setup_interface "$1"
 143         ;;
 144         informed|updated|rebound|ra-updated)
 145                 setup_interface "$1"
 146         ;;
 147         started|stopped|unbound)
 148                 teardown_interface "$1"
 149         ;;
 150 esac
 151
 152 # user rules
 153 [ -f /etc/odhcp6c.user ] && . /etc/odhcp6c.user
 154
 155 exit 0