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authorLassulus <lassulus@googlemail.com>2012-12-09 03:06:10 +0100
committerLassulus <lassulus@googlemail.com>2012-12-09 03:06:10 +0100
commit8c11e39a58e69de9b1912756082609f5ffb0dcb1 (patch)
tree330a7b4597bf874d551ad69de8f99f388f994f4f
parenta417442f720a1590fc16af93af421a06a00200ea (diff)
new version, still WIP
-rwxr-xr-xretiolum/scripts/tinc_setup/new_install.sh213
1 files changed, 188 insertions, 25 deletions
diff --git a/retiolum/scripts/tinc_setup/new_install.sh b/retiolum/scripts/tinc_setup/new_install.sh
index ab42aedc..52bb4ddb 100755
--- a/retiolum/scripts/tinc_setup/new_install.sh
+++ b/retiolum/scripts/tinc_setup/new_install.sh
@@ -1,5 +1,12 @@
#!/bin/sh
+#get sudo
+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
+
usage()
{
cat << EOF
@@ -10,15 +17,35 @@ all parameters are optional
Options:
-h Show this message(haha)
-4 \$ipv4 specify an ip(version 4), this also disables random ip mode, default is random
+ -6 \$ipv6 specify an ip(version 6), this also disables random ip mode, default is random
+ -s \$SUBNET Choose another Subnet(version4), default is 10.243
+ -x \$SUBNET Choose another Subnet(version6), default is 42
+ -m \$MASK Choose another Subnet Mask(version4), default is 16
+ -j \$MASK Choose another Subnet Mask(version6), default is 16
-t \$DIR Choose another Temporary directory, default is /tmp/tinc-install-fu
-o \$HOST Choose another Hostname, default is your system hostname
-n \$NET Choose another tincd netname,this also specifies the path to your tinc config, default is retiolum
- -s \$SUBNET Choose another Subnet(version4), default is 10.243.
- -m \$MASK Choose another Subnet Mask(version4), default is /16
-u \$URL specify another hostsfiles.tar.gz url, default is euer.krebsco.de/retiolum/hosts.tar.gz
+ -l \$OS specify an OS, numeric parameter.0=Automatic 1=ArchLinux 2=OpenWRT, disables automatic OS-finding, default is 0
+ -r \$ADDR give the node an reachable remote address, ipv4 or dns
EOF
}
+#convert hostmask to subnetmask only version 4
+host2subnet()
+{
+ NEEDDOTSINSUB=$(expr 3 - $(echo $SUBNET4 | sed 's/[0-9]*//g'))
+ FULLSUBNET=$(echo $SUBNET4$(eval "printf '.0'%.0s {1..${#NEEDDOTSINSUB}}"s))
+
+ result=$(($(($((1 << $1)) - 1)) << $((32 - $1))))
+ byte=""
+ for ((i=0;i<3;i+=1)); do
+ byte=.$(($result % 256))$byte
+ result=$(($result / 256))
+ done
+ RETARDEDMASK=$result$byte
+}
+
#check if ip is valid ipv4 function
check_ip_valid4()
{
@@ -30,20 +57,29 @@ check_ip_valid4()
fi
}
+#check if ip is valid ipv6 function
+check_ip_valid6()
+{
+ if [ "$(echo $1 | awk -F"." ' $0 ~ /^([0-9a-fA-F]{1,4}\:){7}[0-9a-fA-F]{1,4}$/' 2>/dev/null)" == $1 ] && [ ${1:0:${#SUBNET6}} == $SUBNET6 ]
+ then
+ return 0
+ else
+ return 1
+ fi
+}
+
#check if ip is taken function
check_ip_taken()
{
if grep -q -E "$1(#|/)" $TEMPDIR/hosts/* ;then
- echo $1 is taken
return 1
else
- echo $1 seems free
return 0
fi
}
#if hostname is taken, count upwards until it isn't taken function
-check_hostname()
+get_hostname()
{
TSTFILE=$TEMPDIR/hosts/$1
LCOUNTER=0
@@ -58,38 +94,52 @@ check_hostname()
fi
}
+#os autodetection
+find_os()
+{
+ if grep -q "Arch Linux" /etc/*release; then
+ OS=1
+ elif grep -q "OpenWrt" /etc/*release; then
+ OS=2
+ fi
+}
+
+SUBNET4=10.243
+SUBNET6=42
TEMPDIR=/tmp/tinc-install-fu
HOSTN=$(hostname)
NETNAME=retiolum
-SUBNET4=10.243.
-MASK4=/16
-RAND=1
+MASK4=16
+MASK6=16
+RAND4=1
+RAND6=1
URL=euer.krebsco.de/retiolum/hosts.tar.gz
+OS=0
#check if everything is installed
-if $(! test -e "/usr/sbin/tincd"); then
+if ! which tincd&>/dev/null; then
echo "Please install tinc"
exit 1
fi
-if $(! test -e /usr/bin/awk); then
+if ! which awk&>/dev/null; then
echo "Please install awk"
exit 1
fi
-if $(! test -e /usr/bin/curl); then
+if ! which curl&>/dev/null; then
echo "Please install curl"
exit 1
fi
-if $(! /bin/ping -c 1 euer.krebsco.de -W 5 &>/dev/null) ;then
+if ! $(/bin/ping -c 1 euer.krebsco.de -W 5 &>/dev/null) ;then
echo "Cant reach euer, check if your internet is working"
exit 1
fi
#parse options
-while getopts "h4:t:o:n:s:m:u:" OPTION
+while getopts "h4:6:s:x:m:j:t:o:n:u:l:" OPTION
do
case $OPTION in
h)
@@ -98,8 +148,25 @@ do
;;
4)
IP4=$OPTARG
- RAND=0
- if ! check_ip_valid4 $IP4; then echo "ip is invalid" && exit 1; fi
+ RAND4=0
+ if ! check_ip_valid4 $IP4; then echo "ipv4 is invalid" && exit 1; fi
+ ;;
+ 6)
+ IP6=$OPTARG
+ RAND6=0
+ if ! check_ip_valid6 $IP6; then echo "ipv6 is invalid" && exit 1; fi
+ ;;
+ s)
+ SUBNET4=$OPTARG
+ ;;
+ x)
+ SUBNET6=$OPTARG
+ ;;
+ m)
+ MASK4=$OPTARG
+ ;;
+ j)
+ MASK6=$OPTARG
;;
t)
TEMPDIR=$OPTARG
@@ -110,12 +177,6 @@ do
n)
NETNAME=$OPTARG
;;
- s)
- SUBNET4=$OPTARG
- ;;
- m)
- MASK4=$OPTARG
- ;;
u)
URL=$OPTARG
if $(! curl -s --head $URL | head -n 1 | grep "HTTP/1.[01] [23].." > /dev/null); then
@@ -123,10 +184,22 @@ do
exit 1
fi
;;
+ l)
+ OS=$OPTARG
+ if ! [ "$(echo $OS | awk -F"." ' $0 ~ /^[0-2]$/' )" == $OS ]; then
+ echo "invalid input for OS"
+ exit 1
+ fi
+ ;;
+ r)
+ ADDR=$OPTARG
+ ;;
esac
done
+#generate full subnet information for v4
+
#test if tinc directory already exists
if test -e /etc/tinc/$NETNAME; then
echo "tinc config directory /etc/tinc/$NETNAME does already exist. (backup and) delete config directory and restart"
@@ -138,9 +211,10 @@ mkdir -p $TEMPDIR/hosts
curl euer.krebsco.de/retiolum/hosts.tar.gz | tar zx -C $TEMPDIR/hosts/
#check for free ip
+#version 4
until check_ip_taken $IP4; do
- if [ $RAND -eq 1 ]; then
- IP4="10.243.$((RANDOM%255)).$((RANDOM%255))"
+ if [ $RAND4 -eq 1 ]; then
+ IP4="$SUBNET4.$((RANDOM%255)).$((RANDOM%255))"
else
printf 'choose new ip: '
read IP4
@@ -151,8 +225,97 @@ until check_ip_taken $IP4; do
fi
done
+#version 6
+until check_ip_taken $IP6; do
+ if [ $RAND6 -eq 1 ]; then
+ IP6="$SUBNET6$(openssl rand -hex 14 | sed 's/..../:&/g')" #todo: generate ip length from hostmask
+ else
+ printf 'ip taken, choose new ip: '
+
+ read IP6
+ while ! check_ip_valid6 $IP6; do
+ printf 'the ip is invalid, retard, choose a valid ip: '
+ read IP6
+ done
+ fi
+done
+
+
#check for free hostname
-check_hostname $HOSTN
+get_hostname $HOSTN
-echo "your ip is $IP4"
+#check for OS
+if [ $OS -eq 0 ]; then
+ echo $OS
+ find_os
+fi
+
+#create the configs
+mkdir -p /etc/tinc/$NETNAME
+cd /etc/tinc/$NETNAME
+
+mv $TEMPDIR/hosts ./
+
+echo "Subnet = $IP4" > hosts/$HOSTN
+echo "Subnet = $IP6" >> hosts/$HOSTN
+
+cat>tinc.conf<<EOF
+Name = $HOSTN
+Device = /dev/net/tun
+
+#newer tinc features
+LocalDiscovery = yes
+AutoConnect = 3
+
+#ConnectTos
+ConnectTo = euer
+ConnectTo = pico
+EOF
+
+host2subnet $MASK4
+
+#check if ip is installed
+if which ip&>/dev/null; then
+ echo 'dirname="`dirname "$0"`"' > tinc-up
+ echo '' >> tinc-up
+ echo 'conf=$dirname/tinc.conf' >> tinc-up
+ echo '' >> tinc-up
+ echo 'name=$(sed -n "s|^ *Name *= *\([^ ]*\) *$|\1|p " $conf)' >> tinc-up
+ echo '' >> tinc-up
+ echo 'host=$dirname/hosts/$name' >> tinc-up
+ echo '' >> tinc-up
+ echo 'ip link set $INTERFACE up' >> tinc-up
+ echo '' >> tinc-up
+ echo "addr4=\$(sed -n \"s|^ *Subnet *= *\\($SUBNET4[.][^ ]*\\) *$|\\1|p\" \$host)" >> tinc-up
+ echo 'ip -4 addr add $addr4 dev $INTERFACE' >> tinc-up
+ echo "ip -4 route add $FULLSUBNET/$MASK4 dev \$INTERFACE" >> tinc-up
+ echo '' >> tinc-up
+ echo "addr6=\$(sed -n \"s|^ *Subnet *= *\\($SUBNET6[:][^ ]*\\) *$|\\1|p\" \$host)" >> tinc-up
+ echo 'ip -6 addr add $addr6 dev $INTERFACE' >> tinc-up
+ echo "ip -6 route add $SUBNET6::/$MASK6 dev \$INTERFACE" >> tinc-up
+else
+ echo 'dirname="`dirname "$0"`"' > tinc-up
+ echo '' >> tinc-up
+ echo 'conf=$dirname/tinc.conf' >> tinc-up
+ echo '' >> tinc-up
+ echo 'name=$(sed -n "s|^ *Name *= *\([^ ]*\) *$|\1|p " $conf)' >> tinc-up
+ echo '' >> tinc-up
+ echo 'host=$dirname/hosts/$name' >> tinc-up
+ echo '' >> tinc-up
+ echo "addr4=\$(sed -n \"s|^ *Subnet *= *\\($SUBNET4[.][^ ]*\\) *$|\\1|p\" \$host)" >> tinc-up
+ echo 'ifconfig $INTERFACE $addr4' >> tinc-up
+ echo "route add -net $FULLSUBNET netmask $RETARDEDMASK dev $INTERFACE " >> tinc-up
+fi
+
+chmod +x tinc-up
+chown -R root:root .
+
+if which tincctl&>/dev/null; then
+
+fi
+
+echo "your ipv4 is $IP4"
+echo "your ipv6 is $IP6"
echo "your hostname is $HOSTN"
+echo "your OS is $OS"
+