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

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4 . ../netifd-proto.sh
   5 init_proto "$@"
   6
   7 proto_dhcpv6_init_config() {
   8         renew_handler=1
   9
  10         proto_config_add_string 'reqaddress:or("try","force","none")'
  11         proto_config_add_string 'reqprefix:or("auto","no",range(0, 64))'
  12         proto_config_add_string clientid
  13         proto_config_add_string 'reqopts:list(uinteger)'
  14         proto_config_add_string 'defaultreqopts:bool'
  15         proto_config_add_string 'noslaaconly:bool'
  16         proto_config_add_string 'forceprefix:bool'
  17         proto_config_add_string 'extendprefix:bool'
  18         proto_config_add_string 'norelease:bool'
  19         proto_config_add_array 'ip6prefix:list(ip6addr)'
  20         proto_config_add_string iface_dslite
  21         proto_config_add_string zone_dslite
  22         proto_config_add_string iface_map
  23         proto_config_add_string zone_map
  24         proto_config_add_string iface_464xlat
  25         proto_config_add_string zone_464xlat
  26         proto_config_add_string zone
  27         proto_config_add_string 'ifaceid:ip6addr'
  28         proto_config_add_string "userclass"
  29         proto_config_add_string "vendorclass"
  30         proto_config_add_array "sendopts:list(string)"
  31         proto_config_add_boolean delegate
  32         proto_config_add_int "soltimeout"
  33         proto_config_add_boolean fakeroutes
  34         proto_config_add_boolean sourcefilter
  35         proto_config_add_boolean keep_ra_dnslifetime
  36         proto_config_add_int "ra_holdoff"
  37 }
  38
  39 proto_dhcpv6_add_prefix() {
  40         append "$3" "$1"
  41 }
  42
  43 proto_dhcpv6_setup() {
  44         local config="$1"
  45         local iface="$2"
  46
  47         local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease ip6prefix ip6prefixes iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  48         json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  49         json_for_each_item proto_dhcpv6_add_prefix ip6prefix ip6prefixes
  50
  51         # Configure
  52         local opts=""
  53         [ -n "$reqaddress" ] && append opts "-N$reqaddress"
  54
  55         [ -z "$reqprefix" -o "$reqprefix" = "auto" ] && reqprefix=0
  56         [ "$reqprefix" != "no" ] && append opts "-P$reqprefix"
  57
  58         [ -n "$clientid" ] && append opts "-c$clientid"
  59
  60         [ "$defaultreqopts" = "0" ] && append opts "-R"
  61
  62         [ "$noslaaconly" = "1" ] && append opts "-S"
  63
  64         [ "$forceprefix" = "1" ] && append opts "-F"
  65
  66         [ "$norelease" = "1" ] && append opts "-k"
  67
  68         [ -n "$ifaceid" ] && append opts "-i$ifaceid"
  69
  70         [ -n "$vendorclass" ] && append opts "-V$vendorclass"
  71
  72         [ -n "$userclass" ] && append opts "-u$userclass"
  73
  74         [ "$keep_ra_dnslifetime" = "1" ] && append opts "-L"
  75
  76         [ -n "$ra_holdoff" ] && append opts "-m$ra_holdoff"
  77
  78         local opt
  79         for opt in $reqopts; do
  80                 append opts "-r$opt"
  81         done
  82
  83         sendopts_cb() {
  84                 local val="$1"
  85                 [ -n "$val" ] && append opts "-x$val"
  86         }
  87
  88         json_for_each_item sendopts_cb sendopts
  89
  90         append opts "-t${soltimeout:-120}"
  91
  92         [ -n "$ip6prefixes" ] && proto_export "USERPREFIX=$ip6prefixes"
  93         [ -n "$iface_dslite" ] && proto_export "IFACE_DSLITE=$iface_dslite"
  94         [ -n "$iface_map" ] && proto_export "IFACE_MAP=$iface_map"
  95         [ -n "$iface_464xlat" ] && proto_export "IFACE_464XLAT=$iface_464xlat"
  96         [ "$delegate" = "0" ] && proto_export "IFACE_DSLITE_DELEGATE=0"
  97         [ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
  98         [ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
  99         [ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
 100         [ -n "$zone_464xlat" ] && proto_export "ZONE_464XLAT=$zone_464xlat"
 101         [ -n "$zone" ] && proto_export "ZONE=$zone"
 102         [ "$fakeroutes" != "0" ] && proto_export "FAKE_ROUTES=1"
 103         [ "$sourcefilter" = "0" ] && proto_export "NOSOURCEFILTER=1"
 104         [ "$extendprefix" = "1" ] && proto_export "EXTENDPREFIX=1"
 105
 106         proto_export "INTERFACE=$config"
 107         proto_run_command "$config" odhcp6c \
 108                 -s /lib/netifd/dhcpv6.script \
 109                 $opts $iface
 110 }
 111
 112 proto_dhcpv6_renew() {
 113         local interface="$1"
 114         # SIGUSR1 forces odhcp6c to renew its lease
 115         local sigusr1="$(kill -l SIGUSR1)"
 116         [ -n "$sigusr1" ] && proto_kill_command "$interface" $sigusr1
 117 }
 118
 119 proto_dhcpv6_teardown() {
 120         local interface="$1"
 121         proto_kill_command "$interface"
 122 }
 123
 124 add_protocol dhcpv6
 125