SliTaz Repositories

1 #!/bin/sh

2

3 xdbclient()

4 {

5 read host data

6 svr=${DISPLAY#*:}

7 n=$((10+($RANDOM % 90))); dpy=127.0.0.1:$n

8 scr=${DISPLAY/${DISPLAY%.*}/$dpy}

9 r="" ; p="22"; k=""

10 while true; do

11 a="$1"

12 r="$r $1"; shift

13 case "$a" in

14 -p) p=$1 ;;

15 -i) k="$k-i $1 " ;;

16 esac

17 case "$a" in

18 -[piIlLRWKBJ]) r="$r $1"; shift;;

19 -*) ;;

20 *) break ;;

21 esac

22 done

23 xhost +127.0.0.1 > /dev/null 2>&1

24 pxypass="${DBPROXY_PASSWORD:+export DROPBEAR_PASSWORD=$DBPROXY_PASSWORD; }"

25 [ -n "$1" ] || set -- "${TERMINAL:-sakura} -l || ${TERM:-xterm} -ls || xterm -ls"

26 exec dbclient -f -R $((6000+$n)):127.0.0.1:$((6000+${svr%.*})) ${r/:/ -p } \

27 ${DBPROXY:+-J "sh -c '${pxypass}dbclient ${k}-B ${a#*@}:$p ${DBPROXY/:/ -p }'"} \

28 "xauth add $dpy $data; export DISPLAY=$scr; $@ ; xauth remove $dpy" \

29 </dev/null >/dev/null

30 }

31

32 pppssh()

33 {

34 ssh="dbclient -y"

35 $ssh ${1/:/ -p } true || {

36 [ -z "$DROPBEAR_PASSWORD" ] && echo -n "ssh password: " &&

37 read -s -t 30 DROPBEAR_PASSWORD && export DROPBEAR_PASSWORD

38 $ssh ${1/:/ -p } true || exit 1

39 }

40 ipsvr=${1#*@}; ipsvr=${ipsvr%:*}

41 extra="$(route -n | awk -vd=$(nslookup $ipsvr | sed '/::/d' | \

42 sed '$!d;s/.*: \([^ ]*\).*/\1/') \

43 '$1=="0.0.0.0"{ print d " gw " $2 " dev " $8 }')"

44 for i in ${4/default/128.0.0.0/1 0.0.0.0/1} ; do

45 echo "route add -net $i dev \$1"

46 done > /etc/ppp/ip-up.d/pppssh$$

47 [ "$4" ] && echo "route add $extra" >> /etc/ppp/ip-up.d/pppssh$$

48 chmod +x /etc/ppp/ip-up.d/pppssh$$

49 n=10.$(($$%256)).$(($$/256))

50 n="${2:-$n.1:$n.2} passive"

51 ppp="/usr/sbin/pppd local noauth nodetach"

52 arg="$n pty '$ssh ${1/:/ -p } $ppp ${3:-proxyarp} notty'"

53 pppsvr="$ppp $n ${3:-proxyarp} notty >/dev/null"

54 sshcmd="nc -ulp $5 -e $pppsvr"

55 udpcmd="nc -u $ipsvr $5"

56 [ "$6" == "test" ] && sshcmd="nc -ulp $5 -e nc 127.0.0.1 22" &&

57 udpcmd="dbclient -y -J \"nc -u $ipsvr $5\" ${1%@*}@127.0.0.1 $pppsvr"

58 [ -n "$5" ] && arg="noipdefault pty '$udpcmd'" && $ssh -f ${1/:/ -p } "$sshcmd"

59 eval $ppp $arg ipparam pppssh$$

60 [ "$4" ] && route del $extra

61 rm -f /etc/ppp/ip-up.d/pppssh$$ 2> /dev/null

62 }

63

64 xfbvnc()

65 {

66 p=5900

67 while netstat -tln | grep -q ":$p " ; do p=$(($p+1)); done

68 [ -r /dev/input/mice ] || echo "Warning: Cannot read mouse input." 1>&2

69 r=${1%/*}; svr=${1#*/}; [ "$svr" == "$1" ] && svr=127.0.0.1

70 dbclient -y -f -N -L $p:$svr:${2:-5900} ${r/:/ -p }

71 fbvnc 127.0.0.1 $p

72 kill $(netstat -tlnp 2> /dev/null | \

73 sed "/:$p /!d;s|.* \\([0-9]*\\)/[^ ]*|\\1|")

74 }

75

76 case "$(basename $0)" in

77 *vnc) [ -z "$1" ] && cat <<EOT || xfbvnc "$@" ;;

78 Usage: $0 '[sshargs] user@remote[:port][/lanip]' [vncport]

79 $(fbvnc --help 2>&1 | sed '1,/Usage:/d')

80 EOT

81 ppp*) [ -z "$1" ] && cat <<EOT || pppssh "$@" ;;

82 Usage: $0 '[sshargs] user@remote[:port]' '[localip:remoteip] [localpppargs]' 'remotepppargs' 'routes' [udp-port]

83 Example: $0 tux@slitaz.org '' '' '192.168.1.0/24 10.1.2.0/24'

84 EOT

85 *) [ -z "$DISPLAY" ] && exec dbclient -y "$@"

86 xauth list $DISPLAY | xdbclient -y "$@"

87 esac