etc/rc.d/ip6addrctl

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # PROVIDE: ip6addrctl
   7 # REQUIRE: FILESYSTEMS
   8 # BEFORE: netif
   9 # KEYWORD: nojail
  10
  11 . /etc/rc.subr
  12 . /etc/network.subr
  13
  14 name="ip6addrctl"
  15 rcvar="ip6addrctl_enable"
  16 start_cmd="ip6addrctl_start"
  17 stop_cmd="ip6addrctl_stop"
  18 extra_commands="status prefer_ipv6 prefer_ipv4"
  19 status_cmd="ip6addrctl"
  20 prefer_ipv6_cmd="ip6addrctl_prefer_ipv6"
  21 prefer_ipv4_cmd="ip6addrctl_prefer_ipv4"
  22 config_file="/etc/ip6addrctl.conf"
  23
  24 set_rcvar_obsolete ipv6_enable ipv6_activate_all_interfaces
  25 set_rcvar_obsolete ipv6_prefer ip6addrctl_policy
  26
  27 ip6addrctl_prefer_ipv6()
  28 {
  29         afexists inet6 || return 0
  30
  31         ip6addrctl flush >/dev/null 2>&1
  32         ip6addrctl add ::1/128           50      0
  33         ip6addrctl add ::/0              40      1
  34         ip6addrctl add ::ffff:0:0/96     35      4
  35         ip6addrctl add 2002::/16         30      2
  36         ip6addrctl add 2001::/32          5      5
  37         ip6addrctl add fc00::/7           3     13
  38         ip6addrctl add ::/96              1      3
  39         ip6addrctl add fec0::/10          1     11
  40         ip6addrctl add 3ffe::/16          1     12
  41         checkyesno ip6addrctl_verbose && ip6addrctl
  42 }
  43
  44 ip6addrctl_prefer_ipv4()
  45 {
  46         afexists inet6 || return 0
  47
  48         ip6addrctl flush >/dev/null 2>&1
  49         ip6addrctl add ::1/128           50      0
  50         ip6addrctl add ::/0              40      1
  51         ip6addrctl add ::ffff:0:0/96    100      4
  52         ip6addrctl add 2002::/16         30      2
  53         ip6addrctl add 2001::/32          5      5
  54         ip6addrctl add fc00::/7           3     13
  55         ip6addrctl add ::/96              1      3
  56         ip6addrctl add fec0::/10          1     11
  57         ip6addrctl add 3ffe::/16          1     12
  58         checkyesno ip6addrctl_verbose && ip6addrctl
  59 }
  60
  61 ip6addrctl_start()
  62 {
  63         afexists inet6 || return 0
  64
  65         # install the policy of the address selection algorithm.
  66         case "${ip6addrctl_policy}" in
  67         [Aa][Uu][Tt][Oo])
  68                 if [ -r "${config_file}" -a -s "${config_file}" ]; then
  69                         ip6addrctl flush >/dev/null 2>&1
  70                         ip6addrctl install "${config_file}"
  71                         checkyesno ip6addrctl_verbose && ip6addrctl
  72                 else
  73                         if checkyesno ipv6_activate_all_interfaces; then
  74                                 ip6addrctl_prefer_ipv6
  75                         else
  76                                 ip6addrctl_prefer_ipv4
  77                         fi
  78                 fi
  79         ;;
  80         ipv4_prefer)
  81                 ip6addrctl_prefer_ipv4
  82         ;;
  83         ipv6_prefer)
  84                 ip6addrctl_prefer_ipv6
  85         ;;
  86         [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
  87                 # Backward compatibility when ipv6_prefer=YES
  88                 ip6addrctl_prefer_ipv6
  89         ;;
  90         [Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0)
  91                 # Backward compatibility when ipv6_prefer=NO
  92                 ip6addrctl_prefer_ipv4
  93         ;;
  94         [Nn][Oo][Nn][Ee])
  95                 ip6addrctl flush >/dev/null 2>&1
  96         ;;
  97         *)
  98                 warn "\$ip6addrctl_policy is invalid: ${ip6addrctl_policy}. " \
  99                     " \"ipv4_prefer\" is used instead."
 100                 ip6addrctl_prefer_ipv4
 101         ;;
 102         esac
 103 }
 104
 105 ip6addrctl_stop()
 106 {
 107         afexists inet6 || return 0
 108
 109         ip6addrctl flush >/dev/null 2>&1
 110 }
 111
 112 load_rc_config $name
 113 run_rc_command "$1"