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_string 'noclientfqdn:bool'
  21         proto_config_add_string 'noacceptreconfig:bool'
  22         proto_config_add_array 'ip6prefix:list(ip6addr)'
  23         proto_config_add_string iface_dslite
  24         proto_config_add_string zone_dslite
  25         proto_config_add_string encaplimit_dslite
  26         proto_config_add_string iface_map
  27         proto_config_add_string zone_map
  28         proto_config_add_string encaplimit_map
  29         proto_config_add_string iface_464xlat
  30         proto_config_add_string zone_464xlat
  31         proto_config_add_string zone
  32         proto_config_add_string 'ifaceid:ip6addr'
  33         proto_config_add_string "userclass"
  34         proto_config_add_string "vendorclass"
  35         proto_config_add_array "sendopts:list(string)"
  36         proto_config_add_boolean delegate
  37         proto_config_add_int "soltimeout"
  38         proto_config_add_boolean fakeroutes
  39         proto_config_add_boolean sourcefilter
  40         proto_config_add_boolean keep_ra_dnslifetime
  41         proto_config_add_int "ra_holdoff"
  42 }
  43
  44 proto_dhcpv6_add_prefix() {
  45         append "$3" "$1"
  46 }
  47
  48 proto_dhcpv6_add_sendopts() {
  49         [ -n "$1" ] && append "$3" "-x$1"
  50 }
  51
  52 proto_dhcpv6_setup() {
  53         local config="$1"
  54         local iface="$2"
  55
  56         local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig ip6prefix ip6prefixes iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  57         json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
  58         json_for_each_item proto_dhcpv6_add_prefix ip6prefix ip6prefixes
  59
  60         # Configure
  61         local opts=""
  62         [ -n "$reqaddress" ] && append opts "-N$reqaddress"
  63
  64         [ -z "$reqprefix" -o "$reqprefix" = "auto" ] && reqprefix=0
  65         [ "$reqprefix" != "no" ] && append opts "-P$reqprefix"
  66
  67         [ -n "$clientid" ] && append opts "-c$clientid"
  68
  69         [ "$defaultreqopts" = "0" ] && append opts "-R"
  70
  71         [ "$noslaaconly" = "1" ] && append opts "-S"
  72
  73         [ "$forceprefix" = "1" ] && append opts "-F"
  74
  75         [ "$norelease" = "1" ] && append opts "-k"
  76
  77         [ "$noserverunicast" = "1" ] && append opts "-U"
  78
  79         [ "$noclientfqdn" = "1" ] && append opts "-f"
  80
  81         [ "$noacceptreconfig" = "1" ] && append opts "-a"
  82
  83         [ -n "$ifaceid" ] && append opts "-i$ifaceid"
  84
  85         [ -n "$vendorclass" ] && append opts "-V$vendorclass"
  86
  87         [ -n "$userclass" ] && append opts "-u$userclass"
  88
  89         [ "$keep_ra_dnslifetime" = "1" ] && append opts "-L"
  90
  91         [ -n "$ra_holdoff" ] && append opts "-m$ra_holdoff"
  92
  93         local opt
  94         for opt in $reqopts; do
  95                 append opts "-r$opt"
  96         done
  97
  98         json_for_each_item proto_dhcpv6_add_sendopts sendopts opts
  99
 100         append opts "-t${soltimeout:-120}"
 101
 102         [ -n "$ip6prefixes" ] && proto_export "USERPREFIX=$ip6prefixes"
 103         [ -n "$iface_dslite" ] && proto_export "IFACE_DSLITE=$iface_dslite"
 104         [ -n "$iface_map" ] && proto_export "IFACE_MAP=$iface_map"
 105         [ -n "$iface_464xlat" ] && proto_export "IFACE_464XLAT=$iface_464xlat"
 106         [ "$delegate" = "0" ] && proto_export "IFACE_DSLITE_DELEGATE=0"
 107         [ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
 108         [ "$delegate" = "0" ] && proto_export "IFACE_464XLAT_DELEGATE=0"
 109         [ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
 110         [ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
 111         [ -n "$zone_464xlat" ] && proto_export "ZONE_464XLAT=$zone_464xlat"
 112         [ -n "$zone" ] && proto_export "ZONE=$zone"
 113         [ -n "$encaplimit_dslite" ] && proto_export "ENCAPLIMIT_DSLITE=$encaplimit_dslite"
 114         [ -n "$encaplimit_map" ] && proto_export "ENCAPLIMIT_MAP=$encaplimit_map"
 115         [ "$fakeroutes" != "0" ] && proto_export "FAKE_ROUTES=1"
 116         [ "$sourcefilter" = "0" ] && proto_export "NOSOURCEFILTER=1"
 117         [ "$extendprefix" = "1" ] && proto_export "EXTENDPREFIX=1"
 118
 119         proto_export "INTERFACE=$config"
 120         proto_run_command "$config" odhcp6c \
 121                 -s /lib/netifd/dhcpv6.script \
 122                 $opts $iface
 123 }
 124
 125 proto_dhcpv6_renew() {
 126         local interface="$1"
 127         # SIGUSR1 forces odhcp6c to renew its lease
 128         local sigusr1="$(kill -l SIGUSR1)"
 129         [ -n "$sigusr1" ] && proto_kill_command "$interface" $sigusr1
 130 }
 131
 132 proto_dhcpv6_teardown() {
 133         local interface="$1"
 134         proto_kill_command "$interface"
 135 }
 136
 137 add_protocol dhcpv6
 138