plan9fox/sys/src/9/boot/net.rc
cinap_lenrek c9570c14af 9/boot/net.rc: suppress error from grep if ethernet ifstats file is not found
this can happen with nusb/ether, which does not implement ifstats file.
2019-12-04 21:56:13 +01:00

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Executable file

#!/bin/rc
fn confignet{
# get primary default interface if not specified
if(~ $#* 0){
e=/net/ether*
if(! ~ $e '/net/ether*')
*=(ether $e(1))
}
# setup wifi encryption if any
if(~ $1 ether && test -x /bin/aux/wpa){
essid=`{grep '^essid: ' $2/ifstats >[2]/dev/null | sed 's/^essid: //; q'}
if(! ~ $#essid 0){
if(! ~ $#wpapsk 0 || grep -s '^status: need authentication' $2/ifstats >[2]/dev/null){
x=(aux/wpa -s $"essid)
if(! ~ $#wpapsk 0){
echo 'key proto=wpapsk' `{!password=$"wpapsk whatis essid !password} > /mnt/factotum/ctl
wpapsk=()
}
if not {
x=($x -p)
}
$x $2
}
essid=()
}
rm -f /env/^(essid wpapsk)
}
if(~ $1 ether gbe && ~ $#* 2) @{
ip/ipconfig -6 $*
test -e /env/nora6 || ip/ipconfig $* ra6 recvra 1 &
ip/ipconfig -p $* &
wait
}
if not {
ip/ipconfig -p $*
}
if(~ $#fs 0)
fs=`{awk -F'=' '/^[ ]*fs=/{print $2}' /net/ndb}
if(~ $#auth 0)
auth=`{awk -F'=' '/^[ ]*auth=/{print $2}' /net/ndb}
if(~ $#fs 0)
ask fs ' address is? ' $auth(1)
if(~ $#auth 0)
ask auth ' address is? ' $fs(1)
# resolve dns names
if(test -x /bin/ndb/dnsgetip){
for(i in fs auth secstore){
x=`{for(x in $$i) ndb/dnsgetip -a $x}
~ $#x 0 || $i=$x
}
}
# publish info in /net/ndb for factotum
>> /net/ndb {
echo
echo 'ipbootinfo='
for(i in $fs) echo ' fs='^$i
for(i in $auth) echo ' auth='^$i
}
}
fn connecttcp{
while(! ~ $#fs 0 && ! srv -q tcp!$fs(1)^!564 boot)
fs=$fs(2-);
fs=$fs(1)
}
fn connecttls{
while(! ~ $#fs 0 && ! srvtls -q tcp!$fs(1)^!17020 boot)
fs=$fs(2-);
fs=$fs(1)
}
fn connectil{
while(! ~ $#fs 0 && ! srv -q il!$fs(1)^!17008 boot)
fs=$fs(2-);
fs=$fs(1)
}
mtcp=(confignet connecttcp)
mtls=(confignet connecttls)
mil=(confignet connectil)
mt=(mtcp mtls mil $mt)