SSH PPP VPN: Unterschied zwischen den Versionen

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−
cat /usr/local/sbin/vpn-pppd
 
 
  #!/bin/sh
 
  #!/bin/sh
−
#SERVER_HOSTNAME=" gaius -p 22"
+
#SERVER_HOSTNAME=" gaius -p 22"
−
  SERVER_HOSTNAME=" 80.153.192.133 -p 7322"
+
test $# -ne 4 && ( echo $0 'start|stop PORT IP NETRANGE' ; exit 1 )
−
LOCAL_NET=192.168.240.0/20
+
 
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REMOTE_NET=192.168.150.0/24
+
SERVER_HOSTNAME=" $3 -p $2"
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SERVER_USERNAME=root
+
LOCAL_NET=192.168.240.0/20
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########
+
REMOTE_NET="$4"
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SERVER_IFIPADDR=172.29.29.1
+
SERVER_USERNAME=root
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CLIENT_IFIPADDR=172.29.29.3
+
########
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LOCAL_SSH_OPTS="-P"  
+
SERVER_IFIPADDR=172.29.29.1
−
+
CLIENT_IFIPADDR=172.29.29.3
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PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/bin/X11/:  
+
LOCAL_SSH_OPTS="-P"
−
+
 
−
PPPD=/usr/sbin/pppd
+
PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/bin/X11/:
−
SSH=/usr/bin/ssh
+
 
−
ROUTE=/sbin/route
+
PPPD=/usr/sbin/pppd
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ADD_FORT="/sbin/sysctl  -w  net.ipv4.ip_forward=1"
+
SSH=/usr/bin/ssh
−
DEl_FORT="/sbin/sysctl  -w  net.ipv4.ip_forward=0"
+
ROUTE=/sbin/route
−
ADD_SNAT="/sbin/iptables -t nat -A POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0"
+
ADD_FORT="/sbin/sysctl  -w  net.ipv4.ip_forward=1"
−
DEL_SNAT="/sbin/iptables -t nat -D POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0"
+
DEl_FORT="/sbin/sysctl  -w  net.ipv4.ip_forward=0"
−
+
ADD_SNAT="/sbin/iptables -t nat -A POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0"
−
if ! test -f $PPPD  ; then echo "can't find $PPPD";  exit 3; fi
+
DEL_SNAT="/sbin/iptables -t nat -D POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0"
−
if ! test -f $SSH  ; then echo "can't find $SSH";  exit 4; fi
+
 
−
 
+
if ! test -f $PPPD  ; then echo "can't find $PPPD";  exit 3; fi
−
+
if ! test -f $SSH  ; then echo "can't find $SSH";  exit 4; fi
−
case "$1" in
+
 
−
  start)
+
 
−
      echo -n "Starting vpn to $SERVER_HOSTNAME: "
+
case "$1" in
−
    ${PPPD} updetach noauth passive pty "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o Batchmode=yes ${PPPD} nodetach notty noauth" ipparam vpn ${CLIENT_IFIPADDR}:${SERVER_IFIPADDR}
+
  start)
−
      ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ROUTE} add -net ${LOCAL_NET} gw ${CLIENT_IFIPADDR}
+
    echo -n "Starting vpn to $SERVER_HOSTNAME: "
−
      ${ROUTE} add -net ${REMOTE_NET} gw ${SERVER_IFIPADDR}
+
    ${PPPD} updetach noauth passive pty "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o Batchmode=yes ${PPPD} nodetach notty noauth" ipparam vpn ${CLIENT_IFIPADDR}:${SERVER_IFIPADDR}
−
      ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_FORT}
+
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ROUTE} add -net ${LOCAL_NET} gw ${CLIENT_IFIPADDR}
−
      ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_SNAT}  
+
    ${ROUTE} add -net ${REMOTE_NET} gw ${SERVER_IFIPADDR}
−
+
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_FORT}
−
    # echo "connected."
+
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_SNAT}
−
    ;;
+
 
−
+
    # echo "connected."
−
  stop)
+
    ;;
−
        # echo -n "Stopping vpn to $SERVER_HOSTNAME: "
+
 
−
        ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${DEL_SNAT}
+
  stop)
−
        PID=`ps ax | grep "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o" | grep -v ' passive ' | grep -v 'grep ' | awk '{print $1}'`
+
        # echo -n "Stopping vpn to $SERVER_HOSTNAME: "
−
        if [ "${PID}" != "" ]; then
+
        ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${DEL_SNAT}
−
          kill $PID
+
        PID=`ps ax | grep "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o" | grep -v ' passive ' | grep -v 'grep ' | awk '{print $1}'`
−
          echo "disconnected."
+
        if [ "${PID}" != "" ]; then
−
        else
+
          kill $PID
−
          echo "Failed to find PID for the connection"
+
          echo "disconnected."
−
        fi
+
        else
−
    ;;
+
          echo "Failed to find PID for the connection"
−
+
        fi
−
  config)
+
    ;;
−
    echo "SERVER_HOSTNAME=$SERVER_HOSTNAME"
+
 
−
    echo "SERVER_USERNAME=$SERVER_USERNAME"
+
  config)
−
    echo "SERVER_IFIPADDR=$SERVER_IFIPADDR"
+
    echo "SERVER_HOSTNAME=$SERVER_HOSTNAME"
−
    echo "CLIENT_IFIPADDR=$CLIENT_IFIPADDR"
+
    echo "SERVER_USERNAME=$SERVER_USERNAME"
−
  ;;
+
    echo "SERVER_IFIPADDR=$SERVER_IFIPADDR"
−
+
    echo "CLIENT_IFIPADDR=$CLIENT_IFIPADDR"
−
  *)
+
  ;;
−
    echo "Usage: vpn {start|stop|config}"
 
−
      exit 1
 
−
      ;;
 
−
esac
 
−
 
−
exit 0
 

Version vom 26. November 2013, 16:13 Uhr

#!/bin/sh
  1. SERVER_HOSTNAME=" gaius -p 22"

test $# -ne 4 && ( echo $0 'start|stop PORT IP NETRANGE' ; exit 1 )

SERVER_HOSTNAME=" $3 -p $2" LOCAL_NET=192.168.240.0/20 REMOTE_NET="$4" SERVER_USERNAME=root

SERVER_IFIPADDR=172.29.29.1 CLIENT_IFIPADDR=172.29.29.3 LOCAL_SSH_OPTS="-P"

PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/bin/X11/:

PPPD=/usr/sbin/pppd SSH=/usr/bin/ssh ROUTE=/sbin/route ADD_FORT="/sbin/sysctl -w net.ipv4.ip_forward=1" DEl_FORT="/sbin/sysctl -w net.ipv4.ip_forward=0" ADD_SNAT="/sbin/iptables -t nat -A POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0" DEL_SNAT="/sbin/iptables -t nat -D POSTROUTING -s $LOCAL_NET -j MASQUERADE -o eth0"

if ! test -f $PPPD ; then echo "can't find $PPPD"; exit 3; fi if ! test -f $SSH ; then echo "can't find $SSH"; exit 4; fi


case "$1" in 

 start)
    echo -n "Starting vpn to $SERVER_HOSTNAME: "
   ${PPPD} updetach noauth passive pty "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o Batchmode=yes ${PPPD} nodetach notty noauth" ipparam vpn ${CLIENT_IFIPADDR}:${SERVER_IFIPADDR}
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ROUTE} add -net ${LOCAL_NET} gw ${CLIENT_IFIPADDR}
    ${ROUTE} add -net ${REMOTE_NET} gw ${SERVER_IFIPADDR}
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_FORT}
    ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${ADD_SNAT}

   # echo "connected."
   ;;

 stop)
       # echo -n "Stopping vpn to $SERVER_HOSTNAME: "
       ${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} ${DEL_SNAT}
       PID=`ps ax | grep "${SSH} ${LOCAL_SSH_OPTS} ${SERVER_HOSTNAME} -l${SERVER_USERNAME} -o" | grep -v ' passive ' | grep -v 'grep ' | awk '{print $1}'`
       if [ "${PID}" != "" ]; then
         kill $PID
         echo "disconnected."
       else
         echo "Failed to find PID for the connection"
       fi
   ;;

 config)
   echo "SERVER_HOSTNAME=$SERVER_HOSTNAME"
   echo "SERVER_USERNAME=$SERVER_USERNAME"
   echo "SERVER_IFIPADDR=$SERVER_IFIPADDR"
   echo "CLIENT_IFIPADDR=$CLIENT_IFIPADDR"
 ;;
Abgerufen von „https://wiki.ixheim.de/index.php?title=SSH_PPP_VPN&oldid=3852“