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Thu, 25 Apr 2019 14:52:12 +0000 (UTC) (envelope-from vas@mpeks.tomsk.su) Received: from admin.sibptus.ru (admin.sibptus.ru [IPv6:2001:19f0:5001:21dc::10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E8B84886FD for ; Thu, 25 Apr 2019 14:52:11 +0000 (UTC) (envelope-from vas@mpeks.tomsk.su) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sibptus.ru; s=20181118; h=In-Reply-To:Message-ID:Subject:To:From:Date; bh=vCSyDOYs4DvdUO03Y/K1Ad1iETLsie1EU98nXbgda+c=; b=nJPIN/OS7DJPyUEvZLmd489uKO Qwf7gRL+NAIq277SzYykJ+twCwGepnYff5bltcatxZUmzf4ttk8TWTy1tg5rnj2JdjK+DKi0FDEpj ZKsHBzIZnfXR26N7yEPWbdnoZPPoU5RU9H1LbFkUjE3GV4VvFYqULP3/DhuYt6MqCmPk=; Received: from vas by admin.sibptus.ru with local (Exim 4.92 (FreeBSD)) (envelope-from ) id 1hJfjO-000GCU-Be for freebsd-questions@freebsd.org; Thu, 25 Apr 2019 21:52:10 +0700 Date: Thu, 25 Apr 2019 21:52:10 +0700 From: Victor Sudakov To: freebsd-questions@freebsd.org Subject: Re: saving "zfs send" to a Windows host Message-ID: <20190425145210.GA62061@admin.sibptus.ru> References: <20190423054243.GA4659@admin.sibptus.ru> <201904230926.36122.dr.klepp@gmx.at> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="x+6KMIRAuhnl3hBn" Content-Disposition: inline In-Reply-To: <201904230926.36122.dr.klepp@gmx.at> X-PGP-Key: http://www.dreamwidth.org/pubkey?user=victor_sudakov X-PGP-Fingerprint: 10E3 1171 1273 E007 C2E9 3532 0DA4 F259 9B5E C634 User-Agent: Mutt/1.11.4 (2019-03-13) Sender: Victor Sudakov X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Apr 2019 14:52:13 -0000 --x+6KMIRAuhnl3hBn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Dr. Nikolaus Klepp wrote: > > What is the most convenient way to stream a "zfs send" output through > > the network to a file on a Windows host, for backup purposes? > >=20 > > I used to use mount_smbfs to mount a Windows share and capture "zfs > > send" output to a file, but now that SMBv1 is not supported anymore, > > mount_smbfs has become useless. > >=20 > > I don't mind installing some agent to the Windows host which will be > > able to receive "zfs send" output to a network port (through netcat for > > example) and save it there, but I don't know what it could be. It should > > also support some form of authentication (at least not permit an > > arbitrary host to overwrite the backups). > >=20 > > Can you recommend something? > >=20 >=20 > 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/op= enssh_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.=20 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:~ #=20 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?"=20 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? --=20 Victor Sudakov, VAS4-RIPE, VAS47-RIPN 2:5005/49@fidonet http://vas.tomsk.ru/ --x+6KMIRAuhnl3hBn Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJcwcmaAAoJEA2k8lmbXsY0uLsH/3dD12A3VVRggQC8wTOYpO7k 7U1xljOSLd8tOSdCJS/5gxSUb8cUwL3FF7UrGcsHNSb5TRHVx+fSsALIQ9qTVWga 3YjmChallqxwxsBXblGeIzsID5pX1DZCK2Km0F4KDXofJqOlENB9FsLxRFcFneUS iubJHELY/Hyu858WUjSVVwWjxqLAtP0GWUhKmGr49hUIX94bYx3MXrPHG05GL+Mj SEPBadoeiFSq8bgni8SIuHk0Zidr4MaXNbYIimA4YEXx5YBt2yhHnSMufKZDzo8O KxlRuSOV90LM9Jdd2/7AZBtXVteFRO7KWR5Vv6gGpHOi9Owq48JouHzyM/DcLHY= =KVlT -----END PGP SIGNATURE----- --x+6KMIRAuhnl3hBn--