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Date:      Thu, 25 Apr 2019 19:27:44 +0200
From:      Polytropon <freebsd@edvax.de>
To:        Victor Sudakov <vas@mpeks.tomsk.su>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: saving "zfs send" to a Windows host
Message-ID:  <20190425192744.e0d0acb4.freebsd@edvax.de>
In-Reply-To: <20190425163412.GA63892@admin.sibptus.ru>
References:  <20190423054243.GA4659@admin.sibptus.ru> <201904230926.36122.dr.klepp@gmx.at> <20190425145210.GA62061@admin.sibptus.ru> <201904251728.15848.dr.klepp@gmx.at> <20190425163412.GA63892@admin.sibptus.ru>

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On Thu, 25 Apr 2019 23:34:12 +0700, Victor Sudakov wrote:
> Dr. Nikolaus Klepp wrote:
> > > > Use sshd, just like you would in unix only environment. Install
> > > > OpenSSH on windows (e.g.
> > > > https://docs.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse
> > > > ), use public key authentication only without passphrase (yes,
> > > > security, I know, but you probably want the thing wirking first). I do
> > > > not know if the m$ sshd supports chroot, but if it does, use it. 
> > > 
> > > This is good advice, thank you. I've had OpenSSH installed by the
> > > Windows admin for me, so I can now ssh into that Windows host and even
> > > public key authentication works:
> > > 
> > > root@bsd:~ # ssh winhost ver
> > > 
> > > Microsoft Windows [Version 6.1.7601]
> > > root@bsd:~ # 
> > > 
> > > Now that I would like to send the backups to winhost to b:\my_backups\,
> > > what remote command should I call there? In Unix I would call "cat" or
> > > "dd" or even "rmt", but here?
> > > 
> > > root@bsd:~ # zfs send zroot/var/mail@test | ssh winhost "what?" 
> > > 
> > > I guess I need something in Windows that would accept a byte stream on
> > > stdin and save it to a file in b:\my_backups\
> > > 
> > > Any thoughts?
> > > 
> > 
> > The "cat" of windows was/is "type" .. I think ...
> 
> No, "type" does not seem to accept a byte stream from stdin, at least
> the way Unix "cat" or "dd" do:
> 
> "echo test | type > q.txt" produces a syntax error, and 
> 
> "echo test | type con > q.txt" waits forever, and when interrupted, it
> produces an empty q.txt

If I remember correctly, the device name is "CON:" (with a : at the
end), but I'm not sure, it's so far away... ;-)

Maybe you can use a command like "COPY /B CON: Q.TXT"?



-- 
Polytropon
Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...



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