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#! /bin/sh
# USE WITH GREAT CAUTION
set -eu
if test "${nosudo-false}" != true -a `id -u` != 0; then
echo "we're going sudo..." >&2
exec sudo "$0" "$@"
exit 23 # go to hell
fi
#make -C ../../ update
set -e
DIRNAME=`dirname $0`
CURR=`readlink -f ${DIRNAME}`
MYBIN=${CURR}/../../bin
netname=retiolum
# create configuration directory for $netname
mkdir -p /etc/tinc/$netname/hosts
cd /etc/tinc/$netname
echo "added known hosts:"
ls -1 hosts | LC_ALL=C sort
echo "delete the nodes you do not trust!"
hostname="${HOSTNAME-`cat /etc/hostname`}"
myname="${1:-}"
if [ ! "$myname" ]
then
printf "select node name [$hostname]: "
read myname
if test -z "$myname"; then
myname="$hostname"
fi
fi
if [ ! -e "hosts/$myname" ]
then
# TODO eloop until we found a free IPv4
# myipv4=$(echo 42.$(for i in `seq 1 3`; do echo "ibase=16;`bin/fillxx xx|tr [a-f] [A-F]`" | bc; done)|tr \ .)/32
myipv4="${2:-}"
mynet4=10.243.0.0
if [ ! "$myipv4" ]
then
printf 'select v4 subnet ip (1-255): '
read v4num
until $MYBIN/check-free-retiolum-v4 10.243.0.$v4num; do
echo "your're an idiot!"
printf 'select unused v4 subnet ip (1-255): '
read v4num
done
myipv4="10.243.0.$v4num"
fi
echo "Subnet = $myipv4" > hosts/$myname
myipv6=`$MYBIN/fillxx 42:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx`/128
echo "Subnet = $myipv6" >> hosts/$myname
else
echo "own host file already exists! will not write again!"
fi
cat>tinc.conf<<EOF
Name = $myname
ConnectTo = euer
ConnectTo = oxberg
ConnectTo = pa_sharepoint
ConnectTo = supernode
Device = /dev/net/tun
EOF
if [ ! -e rsa_key.priv ]
then
echo "creating new keys"
tincd -n $netname -K
$MYBIN/announce_pubkey $myname || \
echo "cannot write public key to IRC, you are on your own. Good Luck"
else
echo "key files already exist, skipping"
echo "if you know what you are doing, remove rsa_key.priv"
fi
# add user tincd
# this is what the setup scripts for the distribution has to do
#useradd tincd
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