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_string 'noserverunicast:bool'
  20         proto_config_add_array 'ip6prefix:list(ip6addr)'
  21         proto_config_add_string iface_dslite
  22         proto_config_add_string zone_dslite
  23         proto_config_add_string encaplimit_dslite
  24         proto_config_add_string iface_map
  25         proto_config_add_string zone_map
  26         proto_config_add_string encaplimit_map
  27         proto_config_add_string iface_464xlat
  28         proto_config_add_string zone_464xlat
  29         proto_config_add_string zone
  30         proto_config_add_string 'ifaceid:ip6addr'
  31         proto_config_add_string "userclass"
  32         proto_config_add_string "vendorclass"
  33         proto_config_add_array "sendopts:list(string)"
  34         proto_config_add_boolean delegate
  35         proto_config_add_int "soltimeout"
  36         proto_config_add_boolean fakeroutes
  37         proto_config_add_boolean sourcefilter
  38         proto_config_add_boolean keep_ra_dnslifetime
  39         proto_config_add_int "ra_holdoff"
  40 }
  41
  42 proto_dhcpv6_add_prefix() {
  43         append "$3" "$1"
  44 }
  45
  46 proto_dhcpv6_add_sendopts() {
  47         [ -n "$1" ] && append "$3" "-x$1"
  48 }
  49
  50 proto_dhcpv6_setup() {
  51         local config="$1"
  52         local iface="$2"
  53
  54         local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast ip6prefix ip6prefixes iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  55         json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  56         json_for_each_item proto_dhcpv6_add_prefix ip6prefix ip6prefixes
  57
  58         # Configure
  59         local opts=""
  60         [ -n "$reqaddress" ] && append opts "-N$reqaddress"
  61
  62         [ -z "$reqprefix" -o "$reqprefix" = "auto" ] && reqprefix=0
  63         [ "$reqprefix" != "no" ] && append opts "-P$reqprefix"
  64
  65         [ -n "$clientid" ] && append opts "-c$clientid"
  66
  67         [ "$defaultreqopts" = "0" ] && append opts "-R"
  68
  69         [ "$noslaaconly" = "1" ] && append opts "-S"
  70
  71         [ "$forceprefix" = "1" ] && append opts "-F"
  72
  73         [ "$norelease" = "1" ] && append opts "-k"
  74
  75         [ "$noserverunicast" = "1" ] && append opts "-U"
  76
  77         [ -n "$ifaceid" ] && append opts "-i$ifaceid"
  78
  79         [ -n "$vendorclass" ] && append opts "-V$vendorclass"
  80
  81         [ -n "$userclass" ] && append opts "-u$userclass"
  82
  83         [ "$keep_ra_dnslifetime" = "1" ] && append opts "-L"
  84
  85         [ -n "$ra_holdoff" ] && append opts "-m$ra_holdoff"
  86
  87         local opt
  88         for opt in $reqopts; do
  89                 append opts "-r$opt"
  90         done
  91
  92         json_for_each_item proto_dhcpv6_add_sendopts sendopts opts
  93
  94         append opts "-t${soltimeout:-120}"
  95
  96         [ -n "$ip6prefixes" ] && proto_export "USERPREFIX=$ip6prefixes"
  97         [ -n "$iface_dslite" ] && proto_export "IFACE_DSLITE=$iface_dslite"
  98         [ -n "$iface_map" ] && proto_export "IFACE_MAP=$iface_map"
  99         [ -n "$iface_464xlat" ] && proto_export "IFACE_464XLAT=$iface_464xlat"
 100         [ "$delegate" = "0" ] && proto_export "IFACE_DSLITE_DELEGATE=0"
 101         [ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
 102         [ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
 103         [ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
 104         [ -n "$zone_464xlat" ] && proto_export "ZONE_464XLAT=$zone_464xlat"
 105         [ -n "$zone" ] && proto_export "ZONE=$zone"
 106         [ -n "$encaplimit_dslite" ] && proto_export "ENCAPLIMIT_DSLITE=$encaplimit_dslite"
 107         [ -n "$encaplimit_map" ] && proto_export "ENCAPLIMIT_MAP=$encaplimit_map"
 108         [ "$fakeroutes" != "0" ] && proto_export "FAKE_ROUTES=1"
 109         [ "$sourcefilter" = "0" ] && proto_export "NOSOURCEFILTER=1"
 110         [ "$extendprefix" = "1" ] && proto_export "EXTENDPREFIX=1"
 111
 112         proto_export "INTERFACE=$config"
 113         proto_run_command "$config" odhcp6c \
 114                 -s /lib/netifd/dhcpv6.script \
 115                 $opts $iface
 116 }
 117
 118 proto_dhcpv6_renew() {
 119         local interface="$1"
 120         # SIGUSR1 forces odhcp6c to renew its lease
 121         local sigusr1="$(kill -l SIGUSR1)"
 122         [ -n "$sigusr1" ] && proto_kill_command "$interface" $sigusr1
 123 }
 124
 125 proto_dhcpv6_teardown() {
 126         local interface="$1"
 127         proto_kill_command "$interface"
 128 }
 129
 130 add_protocol dhcpv6
 131