From a417442f720a1590fc16af93af421a06a00200ea Mon Sep 17 00:00:00 2001
From: Lassulus <lassulus@googlemail.com>
Date: Fri, 7 Dec 2012 19:17:15 +0100
Subject: added new installer WIP

---
 retiolum/scripts/tinc_setup/new_install.sh | 158 +++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100755 retiolum/scripts/tinc_setup/new_install.sh

(limited to 'retiolum/scripts/tinc_setup/new_install.sh')

diff --git a/retiolum/scripts/tinc_setup/new_install.sh b/retiolum/scripts/tinc_setup/new_install.sh
new file mode 100755
index 00000000..ab42aedc
--- /dev/null
+++ b/retiolum/scripts/tinc_setup/new_install.sh
@@ -0,0 +1,158 @@
+#!/bin/sh
+
+usage()
+{
+cat << EOF
+usage $0 options
+This script gets you into the KREBS Darknet
+all parameters are optional
+
+Options:
+ -h          Show this message(haha)
+ -4 \$ipv4   specify an ip(version 4), this also disables random ip mode, default is random
+ -t \$DIR    Choose another Temporary directory, default is /tmp/tinc-install-fu
+ -o \$HOST   Choose another Hostname, default is your system hostname
+ -n \$NET    Choose another tincd netname,this also specifies the path to your tinc config, default is retiolum
+ -s \$SUBNET Choose another Subnet(version4), default is 10.243.
+ -m \$MASK   Choose another Subnet Mask(version4), default is /16
+ -u \$URL    specify another hostsfiles.tar.gz url, default is euer.krebsco.de/retiolum/hosts.tar.gz
+EOF
+}
+
+#check if ip is valid ipv4 function
+check_ip_valid4()
+{
+    if [ "$(echo $1 | awk -F"\." ' $0 ~ /^([0-9]{1,3}\.){3}[0-9]{1,3}$/ && $1 <=255 && $2 <= 255 && $3 <= 255 && $4 <= 255 ' 2>/dev/null)" == "$1" ] && [ ${1:0:${#SUBNET4}} == $SUBNET4 ]
+    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 $1 seems free
+        return 0
+    fi
+}
+
+#if hostname is taken, count upwards until it isn't taken function
+check_hostname()
+{
+    TSTFILE=$TEMPDIR/hosts/$1
+    LCOUNTER=0
+    if test -e $TSTFILE; then
+        while test -e $TSTFILE; do
+            let LCOUNTER=LCOUNTER+1
+            TSTFILE=$TEMPDIR/hosts/$1$LCOUNTER
+        done
+        HOSTN=$1$LCOUNTER
+    else
+        HOSTN=$1
+    fi
+}
+
+TEMPDIR=/tmp/tinc-install-fu
+HOSTN=$(hostname)
+NETNAME=retiolum
+SUBNET4=10.243.
+MASK4=/16
+RAND=1
+URL=euer.krebsco.de/retiolum/hosts.tar.gz
+
+#check if everything is installed
+if $(! test -e "/usr/sbin/tincd"); then
+    echo "Please install tinc"
+    exit 1
+fi
+
+if $(! test -e /usr/bin/awk); then
+    echo "Please install awk"
+    exit 1
+fi
+
+if $(! test -e /usr/bin/curl); then
+    echo "Please install curl"
+    exit 1
+fi
+
+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
+do
+    case $OPTION in
+        h)
+            usage
+            exit 1
+            ;;
+        4)
+            IP4=$OPTARG
+            RAND=0
+            if ! check_ip_valid4 $IP4; then echo "ip is invalid" && exit 1; fi
+            ;;
+        t)
+            TEMPDIR=$OPTARG
+            ;;
+        o)
+            HOSTN=$OPTARG
+            ;;
+        n)
+            NETNAME=$OPTARG
+            ;;
+        s)
+            SUBNET4=$OPTARG
+            ;;
+        m)
+            MASK4=$OPTARG
+            ;;
+        u)
+            URL=$OPTARG
+            if $(! curl -s --head $URL | head -n 1 | grep "HTTP/1.[01] [23].." > /dev/null); then
+                echo "url not reachable"
+                exit 1
+            fi
+            ;;
+
+    esac
+done
+
+#test if tinc directory already exists
+if test -e /etc/tinc/$NETNAME; then
+    echo "tinc config directory /etc/tinc/$NETNAME does already exist. (backup and) delete config directory and restart"
+    exit 1
+fi
+
+#get tinc-hostfiles
+mkdir -p $TEMPDIR/hosts
+curl euer.krebsco.de/retiolum/hosts.tar.gz | tar zx -C $TEMPDIR/hosts/
+
+#check for free ip
+until check_ip_taken $IP4; do
+    if [ $RAND -eq 1 ]; then
+        IP4="10.243.$((RANDOM%255)).$((RANDOM%255))"
+    else
+        printf 'choose new ip: '
+        read IP4
+        while !  check_ip_valid4 $IP4; do
+            printf 'the ip is invalid, retard, choose a valid ip: '
+            read IP4
+        done
+    fi
+done
+
+#check for free hostname
+check_hostname $HOSTN
+
+echo "your ip is $IP4"
+echo "your hostname is $HOSTN"
-- 
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