Skip to content
Snippets Groups Projects
Commit 0b696707 authored by Michael Blaschek's avatar Michael Blaschek :bicyclist:
Browse files

fixed port forwarding

parent b81fb2a7
No related branches found
No related tags found
No related merge requests found
Hide whitespace changes
Inline Side-by-side
Showing
with 15 additions and 11 deletions
SSH-VPN-VNC/connect2jet
+ 15
− 11
View file @ 0b696707
...@@ -11,21 +11,24 @@ help() { ...@@ -11,21 +11,24 @@ help() {
cat <<EOF cat <<EOF
$0 -g [gateway] -p [port] -r [remote-port] user@remote $0 -g [gateway] -p [port] -r [remote-port] user@remote
Options: Options:
-h Help
-g [gateway] gateway server, e.g. user@login.univie.ac.at -g [gateway] gateway server, e.g. user@login.univie.ac.at
-p [port] port to forward from jet to local, e.g. VNC port -p [port] port to forward from jet to local, e.g. VNC port
-r [port] remote port if not the same as port -r [port] remote port if not the same as port
-d debug
Example: Example:
$0 -g [U:Account-Username]@login.univie.ac.at [Jet-Username]@jet01.img.univie.ac.at $0 -g [U:Account-Username]@login.univie.ac.at [Jet-Username]@jet01.img.univie.ac.at
EOF EOF
} }
debug=''
while getopts "g:p:r:h" flag; do while getopts "g:p:r:hd" flag; do
case "${flag}" in case "${flag}" in
g) gateway=${OPTARG} ;; g) gateway=${OPTARG} ;;
p) port=${OPTARG} ;; p) port=${OPTARG} ;;
r) rport=${OPTARG} ;; r) rport=${OPTARG} ;;
d) debug='-v';;
h | *) h | *)
help help
exit 0 exit 0
...@@ -80,20 +83,21 @@ if [ -n "${gateway}" ]; then ...@@ -80,20 +83,21 @@ if [ -n "${gateway}" ]; then
fi fi
if [ -n "${port}" ]; then if [ -n "${port}" ]; then
echo "Using gateway: $gateway to $remote " echo "Using gateway: $gateway to $remote "
echo "Port Forwarding via the gateway: " midport=$(($RANDOM % 1000 + 20000)) # 20000 - 21000
ssh -L ${port}:localhost:${port} -t $gateway ssh -L ${port}:${gateway}:${rport} ${remote} echo "Port Forwarding via the gateway: $port : $midport : $rport"
echo "$(date) | ssh -L $port:localhost:12345 -t $gateway 'ssh -L 12345:${gateway}:${rport} ${remote}'" >>.${script/.sh/.log} ssh $debug -L ${port}:localhost:${midport} -t $gateway ssh -L ${midport}:localhost:${rport} ${remote}
echo "$(date) | ssh -L ${port}:localhost:${midport} -t $gateway 'ssh -L ${midport}:localhost:${rport} ${remote}'" >>.${script}.log
else else
echo "Using gateway: $gateway to $remote " echo "Using gateway: $gateway to $remote "
ssh $command -t $gateway ssh ${command} ${remote} ssh $debug $command -t $gateway ssh ${command} ${remote}
echo "$(date) | ssh $command -t $gateway 'ssh ${command} ${remote}'" >>.${script/.sh/.log} echo "$(date) | ssh $command -t $gateway 'ssh ${command} ${remote}'" >>.${script}.log
fi fi
else else
if [ ! $remote_status ]; then if [ ! $remote_status ]; then
echo "Could fail if not: [user]@[server]" echo "Could fail if not: [user]@[server]"
fi fi
echo "Direct connection to: ${remote}" echo "Direct connection to: ${remote}"
ssh ${command} ${remote} ssh $debug ${command} ${remote}
echo "$(date) | ssh ${command} ${remote}" >>.${script/.sh/.log} echo "$(date) | ssh ${command} ${remote}" >>.${script}.log
fi fi
echo "Command Log in .${script/.sh/.log}" echo "Command Log in .${script}.log"
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Please register or to comment