Mail Archives: cygwin/2011/05/26/18:19:35
On 5/26/2011 5:46 PM, Matthew Leonhardt wrote:
> On Thu, May 26, 2011 at 4:47 PM, Larry Hall (Cygwin) wrote:
>> On 5/26/2011 11:10 AM, Matthew Leonhardt wrote:
>>>
>>> Hello all,
>>>
>>> I'm trying to install a service to keep some SSH tunnels alive using
>>> the following script:
>>>
>>> $ cat ssh_tunnel.exe
>>> #!/usr/bin/bash
>>> while :
>>> do
>>> /cygdrive/c/WINDOWS/system32/netstat -an | grep 192\.168\.0\.1:139 \
>>> | grep LISTENING> /dev/null
>>> if (( $? )); then
>>> /usr/bin/ssh -v -v -v -x -i/home/user/.ssh/id_rsa -2 \
>>> -L 192.168.0.1:139:127.0.0.1:139 -N remote_user AT remote DOT host 2>&1&
>>> fi
>>> /cygdrive/c/WINDOWS/system32/netstat -an | grep 192\.168\.0\.1:3306 \
>>> | grep LISTENING> /dev/null
>>> if (( $? )); then
>>> /usr/bin/ssh -v -v -v -x -i/home/user/.ssh/id_rsa -2 \
>>> -L 192.168.0.1:3306:127.0.0.1:3306 -N remote_user AT remote DOT host 2>&1&
>>> fi
>>> sleep 300
>>> done
>>>
>>> The script works fine at the command line, but fails when running as a
>>> service. My vain attempt to gather info (-v -v -v) only yields:
>>>
>>> Permission denied, please try again.
>>> Permission denied, please try again.
>>> Permission denied (publickey,gssapi-with-mic,password).
>>>
>>> in the service log (all three lines for each instance of an ssh command).
>>>
>>> SYSTEM should have access to id_rsa:
>>>
>>> $ getfacl id_rsa
>>> # file: id_rsa
>>> # owner: user
>>> # group: Domain Users
>>> user::rw-
>>> group::---
>>> group:SYSTEM:r--
>>> mask:rwx
>>> other:---
>>>
>>> $ ls -l id_rsa
>>> -rw-------+ 1 user Domain Users 1679 Dec 13 13:40 id_rsa
>>>
>>> But, id_rsa was generated as "user", not as "SYSTEM," so I'm wondering
>>> if SYSTEM needs it's own private RSA key, and how one would go about
>>> generating one, since I don't seem to be able to su to the SYSTEM
>>> user.
>>
>> Correct. What you propose could be a work-around for your case. Check
>> out the link below for how to create a SYSTEM-owned shell that you can
>> then experiment with.
>>
>> <http://cygwin.com/ml/cygwin/2004-08/msg01132.html>
>
> Brilliant! That's exactly what I was looking for and it totally did
> the trick. TY!
You're welcome.
> FWIW, I had to modify the shortcut to use full paths to the date and
> sleep commands.
Smart move. :-)
--
Larry
_____________________________________________________________________
A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
- Raw text -