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