94 lines
2 KiB
Bash
Executable file
94 lines
2 KiB
Bash
Executable file
#!/bin/rc
|
|
# ipv6on [netdir ndbfile [gwv4]] - configure an interface for ipv6,
|
|
# once ipv4 is configured.
|
|
if (! ~ $#* 0 2 3) {
|
|
echo usage: $0 '[netdir ndbfile [gw-v4-name]]' >[1=2]
|
|
exit usage
|
|
}
|
|
rfork e
|
|
if (~ $#* 0) {
|
|
netdir=/net
|
|
ndbf=/lib/ndb/local
|
|
gw=`{ndb/ipquery sys $sysname ipgw | sed 's/ipgw=//'}
|
|
}
|
|
if not {
|
|
netdir=$1
|
|
ndbf=$2
|
|
if (~ $#* 2)
|
|
# gw=()
|
|
gw=`{ndb/ipquery sys $sysname ipgw | sed 's/ipgw=//'}
|
|
if not
|
|
gw=$3
|
|
}
|
|
if (~ $netdir /net) {
|
|
xsfx=()
|
|
xdir=()
|
|
}
|
|
if not {
|
|
xsfx=(-x `{echo $netdir | sed 's;^/net;;'})
|
|
xdir=(-x $netdir)
|
|
}
|
|
|
|
fn nonnil { # variable
|
|
if (~ $#$1 0) {
|
|
echo no ip for $1
|
|
exit no-ip
|
|
}
|
|
if (! ~ $#$1 1) {
|
|
echo multiple ips for $1
|
|
exit multiple-ips
|
|
}
|
|
}
|
|
|
|
#
|
|
# configure v6 for link-local addresses (fe80::) & multicast (ff02::)
|
|
#
|
|
if (! ip/ipconfig -6 $xdir ether $netdir/ether?)
|
|
exit 'ipconfig -6 failed'
|
|
ip/ipconfig $xdir ether $netdir/ether? ra6 recvra 1
|
|
|
|
mev6=`{ndb/query -f $ndbf sys $sysname ipv6}
|
|
if (~ $#sysname 0 || ~ $sysname '')
|
|
mev6=`{ndb/query -f $ndbf sys $sysname ip | grep :}
|
|
# mev4=`{ndb/query -f $ndbf sys $sysname ip | grep -v :}
|
|
|
|
# for testing
|
|
mylnk=`{ip/linklocal `{cat $netdir/ether?/addr}}
|
|
nonnil mylnk
|
|
|
|
if (~ $#gw 1) {
|
|
if (~ $gw [0-9]*.[0-9]*.[0-9]*.[0-9]*)
|
|
gwv4 = $gw
|
|
if (~ $#gwv4 0 || ~ $gwv4 '') # assume namev6 and name
|
|
gwv4=`{ndb/query -f $ndbf sys $gw ip}
|
|
gwv6=`{ndb/query -f $ndbf sys $gw ipv6}
|
|
|
|
if (! ~ $#gwv4 0) {
|
|
# echo ping gw $gwv4...
|
|
# load arp cache with gw mac
|
|
ip/ping -qn 3 $netdir/icmp!$gwv4 >/dev/null >[2=1] &
|
|
sleep 1 # wait for ping
|
|
|
|
gweth=`{grep '* '^$gwv4^' ' $netdir/arp | awk '{print $4}' }
|
|
nonnil gweth
|
|
gwlnk=`{ip/linklocal $gweth}
|
|
nonnil gwlnk
|
|
}
|
|
}
|
|
nonnil mev6
|
|
#
|
|
# configure my global v6 addresses
|
|
#
|
|
ip/ipconfig $xdir ether $netdir/ether? add $mev6 /64
|
|
ip/ipconfig $xdir loopback /dev/null add $mev6 /128
|
|
|
|
if (~ $#gw 1) {
|
|
if (~ $#gwv6 0 || ~ $gwv6 '')
|
|
gwv6=`{ip/linklocal $gweth}
|
|
nonnil gwv6
|
|
#
|
|
# add default v6 route to v6 addr of v4 gw
|
|
#
|
|
echo add :: /0 $gwv6 >$netdir/iproute # need not be link-local
|
|
}
|
|
exit ''
|