From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id UG19MzqWV1/0MgAA0tVLHw (envelope-from ) for ; Tue, 08 Sep 2020 14:33:30 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp1 with LMTPS id KJpeLzqWV19VCwAAbx9fmQ (envelope-from ) for ; Tue, 08 Sep 2020 14:33:30 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id C466994051E for ; Tue, 8 Sep 2020 14:33:29 +0000 (UTC) Received: from localhost ([::1]:54912 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kFega-0000SV-Bx for larch@yhetil.org; Tue, 08 Sep 2020 10:33:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39992) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kFefC-0006ud-IP for guix-patches@gnu.org; Tue, 08 Sep 2020 10:32:02 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:44245) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kFefC-0007wq-8W for guix-patches@gnu.org; Tue, 08 Sep 2020 10:32:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kFefC-00025f-6F for guix-patches@gnu.org; Tue, 08 Sep 2020 10:32:02 -0400 X-Loop: help-debbugs@gnu.org Subject: [bug#42317] [PATCH] doc: cookbook: Adding a section "Running Guix on a Linode Server" References: <87v9iukhn1.fsf@dismail.de> In-Reply-To: <87v9iukhn1.fsf@dismail.de> Resent-From: Joshua Branson Original-Sender: "Debbugs-submit" Resent-CC: guix-patches@gnu.org Resent-Date: Tue, 08 Sep 2020 14:32:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 42317 X-GNU-PR-Package: guix-patches X-GNU-PR-Keywords: To: 42317@debbugs.gnu.org Cc: ludo@gnu.org, jbranso@dismail.de Received: via spool by 42317-submit@debbugs.gnu.org id=B42317.15995755178025 (code B ref 42317); Tue, 08 Sep 2020 14:32:02 +0000 Received: (at 42317) by debbugs.gnu.org; 8 Sep 2020 14:31:57 +0000 Received: from localhost ([127.0.0.1]:55791 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kFef3-00025I-9O for submit@debbugs.gnu.org; Tue, 08 Sep 2020 10:31:57 -0400 Received: from mx1.dismail.de ([78.46.223.134]:42180) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kFef0-00024f-CX for 42317@debbugs.gnu.org; Tue, 08 Sep 2020 10:31:51 -0400 Received: from mx1.dismail.de (localhost [127.0.0.1]) by mx1.dismail.de (OpenSMTPD) with ESMTP id 46b6618e; Tue, 8 Sep 2020 16:31:43 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=dismail.de; h=from:to:cc :subject:date:message-id:mime-version:content-type :content-transfer-encoding; s=20190914; bh=VUCKYnezCaN91IVT6jVPD YGOOpeVX0+QXXaEPw5eWLI=; b=YaU95IFqcfUylxJbCgl5TB8GEkt6Y5Fw4DA3n QecMTu8cwXSp27q4oADUkfAxFKzi16tIhCHrYSTIapqWR7akPuzM0DpQK1OfLbCg 7QVRyhafoBiLXSsTss5IqyNqq7RDJTw66iU3i+ymzColQ0Xekb2hHX6+RaVazx53 yig1DNKBKF30I7LATSy+bj+xT8QY7kCiMHWj4oZl0QUOJ9nzFJgHz4FQOvLLTvrF qNK7UmRWUIas6VGo4kUigfpr9jVy8KlgT1K4V6M2qxYZWERMam1tCRgaFIrER3cR 7/dokJLHT1B2ZLQnLirmthNsxLS7A0Savaf6pJ1tP+c3vW8UA== Received: from smtp1.dismail.de ( [10.240.26.11]) by mx1.dismail.de (OpenSMTPD) with ESMTP id 4ae43d51; Tue, 8 Sep 2020 16:31:43 +0200 (CEST) Received: from smtp1.dismail.de (localhost [127.0.0.1]) by smtp1.dismail.de (OpenSMTPD) with ESMTP id 6ecfda36; Tue, 8 Sep 2020 16:31:43 +0200 (CEST) Received: by dismail.de (OpenSMTPD) with ESMTPSA id ed5c50cb (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Tue, 8 Sep 2020 16:31:41 +0200 (CEST) Date: Tue, 8 Sep 2020 10:31:26 -0400 Message-Id: <20200908143126.6623-1-jbranso@dismail.de> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Score: -2.3 (--) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-Spam-Score: -1.0 (-) X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+larch=yhetil.org@gnu.org Sender: "Guix-patches" Reply-to: Joshua Branson , Joshua Branson via Guix-patches From: Joshua Branson via Guix-patches via X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=fail (rsa verify failed) header.d=dismail.de header.s=20190914 header.b=YaU95IFq; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-patches-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-patches-bounces@gnu.org X-Spam-Score: -0.01 X-TUID: qOi1CS8/AjBD * doc/guix-cookbook.texi (Running Guix on a Linode Server): I added a section that explains how to run guix on a linode server. Thanks Chris Webber! --- doc/guix-cookbook.texi | 242 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 242 insertions(+) diff --git a/doc/guix-cookbook.texi b/doc/guix-cookbook.texi index f541592d13..0d15d658e9 100644 --- a/doc/guix-cookbook.texi +++ b/doc/guix-cookbook.texi @@ -16,6 +16,7 @@ Copyright @copyright{} 2020 Matthew Brooks@* Copyright @copyright{} 2020 Marcin Karpezo@* Copyright @copyright{} 2020 Brice Waegeneire@* Copyright @copyright{} 2020 André Batista@* +Copyright @copyright{} 2020 Christopher Lemmer Webber Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or @@ -1347,6 +1348,7 @@ reference. * Customizing the Kernel:: Creating and using a custom Linux kernel on Guix System. * Connecting to Wireguard VPN:: Connecting to a Wireguard VPN. * Customizing a Window Manager:: Handle customization of a Window manager on Guix System. +* Running Guix on a Linode Server:: Running Guix on a Linode Server * Setting up a bind mount:: Setting up a bind mount in the file-systems definition. * Getting substitutes from Tor:: Configuring Guix daemon to get substitutes through Tor. @end menu @@ -1759,6 +1761,246 @@ your screen but not suspend it, it's a good idea to notify xss-lock about this s confusion occurs. This can be done by executing @code{xset s activate} immediately before you execute slock. +@node Running Guix on a Linode Server +@section Running Guix on a Linode Server +@cindex linode, Linode + +To run Guix on a server hosted by @uref{https://www.linode.com, Linode}, +start with a recommended Debian server. We recommend using the default +distro as a way to bootstrap Guix. Create your SSH keys. + +@example +ssh-keygen +@end example + +Be sure to add your SSH key for easy login to the remote server. +This is trivially done via Linode's graphical interface for adding +SSH keys. Go to your profile and click add SSH Key. +Copy into it the output of: + +@example +cat ~/.ssh/_rsa.pub +@end example + +Power the Linode down. In the Linode's Disks/Configurations tab, resize +the Debian disk to be smaller. 30 GB is recommended. + +In the Linode settings, "Add a disk", with the following: +@itemize @bullet +@item +Label: "Guix" + +@item +Filesystem: ext4 + +@item +Set it to the remaining size +@end itemize + +On the "configuration" field that comes with the default image, press +"..." and select "Edit", then on that menu add to @file{/dev/sdc} the "Guix" +label. + +Now "Add a Configuration", with the following: +@itemize @bullet +@item +Label: Guix + +@item +Kernel:GRUB 2 (it's at the bottom! This step is @b{IMPORTANT!}) + +@item +Block device assignment: + +@item +@file{/dev/sda}: Guix + +@item +@file{/dev/sdb}: swap + +@item +Root device: @file{/dev/sda} + +@item +Turn off all the filesystem/boot helpers +@end itemize + +Now power it back up, picking the Debian configuration. Once it's +booted up, ssh in your server via @code{ssh +root@@@var{}}. (You can find your server IP address in +your Linode Summary section.) Now you can run the "install guix from +@pxref{Binary Installation,,, guix, GNU Guix}" steps: + +@example +sudo apt-get install gpg +wget https://sv.gnu.org/people/viewgpg.php?user_id=15145 -qO - | gpg --import - +wget https://git.savannah.gnu.org/cgit/guix.git/plain/etc/guix-install.sh +chmod +x guix-install.sh +./guix-install.sh +guix pull +@end example + +Now it's time to write out a config for the server. The key information +is below. Save the resulting file as @file{guix-config.scm}. + +@lisp +(use-modules (gnu) + (guix modules)) +(use-service-modules networking + ssh) +(use-package-modules admin + certs + package-management + ssh + tls) + +(operating-system + (host-name "my-server") + (timezone "America/New_York") + (locale "en_US.UTF-8") + ;; This goofy code will generate the grub.cfg + ;; without installing the grub bootloader on disk. + (bootloader (bootloader-configuration + (bootloader + (bootloader + (inherit grub-bootloader) + (installer #~(const #t)))))) + (file-systems (cons (file-system + (device "/dev/sda") + (mount-point "/") + (type "ext4")) + %base-file-systems)) + + + (swap-devices (list "/dev/sdb")) + + + (initrd-modules (cons "virtio_scsi" ; Needed to find the disk + %base-initrd-modules)) + + (users (cons (user-account + (name "janedoe") + (group "users") + ;; Adding the account to the "wheel" group + ;; makes it a sudoer. + (supplementary-groups '("wheel")) + (home-directory "/home/janedoe")) + %base-user-accounts)) + + (packages (cons* nss-certs ;for HTTPS access + openssh-sans-x + %base-packages)) + + (services (cons* + (service dhcp-client-service-type) + (service openssh-service-type + (openssh-configuration + (openssh openssh-sans-x) + (password-authentication? #f) + (authorized-keys + `(("janedoe" ,(local-file "janedoe_rsa.pub")) + ("root" ,(local-file "janedoe_rsa.pub")))))) + %base-services))) +@end lisp + +Replace the following fields in the above configuration: +@lisp +(host-name "my-server") ; replace with your server name +; if you chose a linode server outside the U.S., then +; use tzselect to find a correct timezone string +(timezone "America/New_York") ; if needed replace timezone +(name "janedoe") ; replace with your username +("janedoe" ,(local-file "janedoe_rsa.pub")) ; replace with your ssh key +("root" ,(local-file "janedoe_rsa.pub")) ; replace with your ssh key +@end lisp + +The last line in the above example lets you log into the server as root +and set the initial root password. After you have done this, you may +delete that line from your configuration and reconfigure to prevent root +login. + +Save your ssh public key (eg: @file{~/.ssh/id_rsa.pub}) as +@file{@var{}_rsa.pub} and your +@file{guix-config.scm} in the same directory. In a new terminal run +these commands. + +@example +sftp root@@ +put /home//ssh/id_rsa.pub . +put /path/to/linode/guix-config.scm . +@end example + +In your first terminal, mount the guix drive: + +@example +mkdir /mnt/guix +mount /dev/sdc /mnt/guix +@end example + +Due to the way we set things up above, we do not install GRUB +completely. Instead we install only our grub configuration file. So we +need to copy over some of the other GRUB stuff that is already there: + +@example +mkdir -p /mnt/guix/boot/grub +cp -r /boot/grub/* /mnt/guix/boot/grub/ +@end example + +Now initialize the Guix installation: + +@example +guix system init guix-config.scm /mnt/guix +@end example + +Ok, power it down! +Now from the Linode console, select boot and select "Guix". + +Once it boots, you should be able to log in via SSH! (The server config +will have changed though.) You may encounter an error like: + +@example +$ ssh root@@ +@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ +@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ +@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ +IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! +Someone could be eavesdropping on you right now (man-in-the-middle attack)! +It is also possible that a host key has just been changed. +The fingerprint for the ECDSA key sent by the remote host is +SHA256:0B+wp33w57AnKQuHCvQP0+ZdKaqYrI/kyU7CfVbS7R4. +Please contact your system administrator. +Add correct host key in /home/joshua/.ssh/known_hosts to get rid of this message. +Offending ECDSA key in /home/joshua/.ssh/known_hosts:3 +ECDSA host key for 198.58.98.76 has changed and you have requested strict checking. +Host key verification failed. +@end example + +Either delete @file{~/.ssh/known_hosts} file, or delete the offending line +starting with your server IP address. + +Be sure to set your password and root's password. + +@example +ssh root@@ +passwd ; for the root password +passwd ; for the user password +@end example + +You may not be able to run the above commands at this point. If you +have issues remotely logging into your linode box via SSH, then you may +still need to set your root and user password initially by clicking on +the ``Launch Console'' option in your linode. Choose the ``Glish'' +instead of ``Weblish''. Now you should be able to ssh into the machine. + +Horray! At this point you can shut down the server, delete the +Debian disk, and resize the Guix to the rest of the size. +Congratulations! + +By the way, if you save it as a disk image right at this point, you'll +have an easy time spinning up new Guix images! You may need to +down-size the Guix image to 6144MB, to save it as an image. Then you +can resize it again to the max size. + @node Setting up a bind mount @section Setting up a bind mount -- 2.28.0