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Re: Connect to the ssh and execute any command

From: yary
Subject: Re: Connect to the ssh and execute any command
Date: Wed, 18 Sep 2013 08:46:46 -0400

I'm not sure if perl is on Andrey's remote host, but I recall that
other parts of Tramp uses it. So here are perl-based alternates to

# id -u:
perl -le 'print$>'

# id -un
perl -le 'print scalar getpwuid($>)'

# id -g
perl -le 'print($)=~/(\d+)/)'

# id -gn
perl -le 'print scalar getgrgid($))'

On Wed, Sep 18, 2013 at 6:09 AM, Michael Albinus <address@hidden> wrote:
> Andrey Tykhonov <address@hidden> writes:
>> Hi Michael!
> Hi Andrey,
>> This is not surprise for me as such hosts are very custom. They are not
>> sterling FreeBSD. I'm not sure if I can install something there. But
>> even I can then I'll be needed to install these things again, again and
>> again, because such hosts has very short life, they reinstalls very
>> often, from the scratch, from template which I'm not able to change...
> I see. However, Tramp is not fixed to use `id' and nothing else. It
> needs `id' to recognize the user's uid and gid. If you could tell me,
> what the counterparts of the respective commands are on the remote host,
> I could teach Tramp to use them. Tramp needs to call the following
> commands, which would require a replacement:
> # id -u
> # id -un
> # id -g
> # id -gn
>> Best regards,
>> Andrey
> Best regards, Michael.
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