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Diffstat (limited to 'nixos/doc/manual/man-nixos-generate-config.xml')
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diff --git a/nixos/doc/manual/man-nixos-generate-config.xml b/nixos/doc/manual/man-nixos-generate-config.xml deleted file mode 100644 index 9ac3b918ff6..00000000000 --- a/nixos/doc/manual/man-nixos-generate-config.xml +++ /dev/null @@ -1,214 +0,0 @@ -<refentry xmlns="http://docbook.org/ns/docbook" - xmlns:xlink="http://www.w3.org/1999/xlink" - xmlns:xi="http://www.w3.org/2001/XInclude"> - <refmeta> - <refentrytitle><command>nixos-generate-config</command> - </refentrytitle><manvolnum>8</manvolnum> - <refmiscinfo class="source">NixOS</refmiscinfo> -<!-- <refmiscinfo class="version"><xi:include href="version.txt" parse="text"/></refmiscinfo> --> - </refmeta> - <refnamediv> - <refname><command>nixos-generate-config</command></refname> - <refpurpose>generate NixOS configuration modules</refpurpose> - </refnamediv> - <refsynopsisdiv> - <cmdsynopsis> - <command>nixos-generate-config</command> - <arg> - <option>--force</option> - </arg> - - <arg> - <arg choice='plain'> - <option>--root</option> - </arg> - <replaceable>root</replaceable> - </arg> - - <arg> - <arg choice='plain'> - <option>--dir</option> - </arg> - <replaceable>dir</replaceable> - </arg> - </cmdsynopsis> - </refsynopsisdiv> - <refsection> - <title>Description</title> - <para> - This command writes two NixOS configuration modules: - <variablelist> - <varlistentry> - <term> - <option>/etc/nixos/hardware-configuration.nix</option> - </term> - <listitem> - <para> - This module sets NixOS configuration options based on your current - hardware configuration. In particular, it sets the - <option>fileSystem</option> option to reflect all currently mounted file - systems, the <option>swapDevices</option> option to reflect active swap - devices, and the <option>boot.initrd.*</option> options to ensure that - the initial ramdisk contains any kernel modules necessary for mounting - the root file system. - </para> - <para> - If this file already exists, it is overwritten. Thus, you should not - modify it manually. Rather, you should include it from your - <filename>/etc/nixos/configuration.nix</filename>, and re-run - <command>nixos-generate-config</command> to update it whenever your - hardware configuration changes. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <option>/etc/nixos/configuration.nix</option> - </term> - <listitem> - <para> - This is the main NixOS system configuration module. If it already - exists, it’s left unchanged. Otherwise, - <command>nixos-generate-config</command> will write a template for you - to customise. - </para> - </listitem> - </varlistentry> - </variablelist> - </para> - </refsection> - <refsection> - <title>Options</title> - <para> - This command accepts the following options: - </para> - <variablelist> - <varlistentry> - <term> - <option>--root</option> - </term> - <listitem> - <para> - If this option is given, treat the directory - <replaceable>root</replaceable> as the root of the file system. This - means that configuration files will be written to - <filename><replaceable>root</replaceable>/etc/nixos</filename>, and that - any file systems outside of <replaceable>root</replaceable> are ignored - for the purpose of generating the <option>fileSystems</option> option. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <option>--dir</option> - </term> - <listitem> - <para> - If this option is given, write the configuration files to the directory - <replaceable>dir</replaceable> instead of - <filename>/etc/nixos</filename>. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <option>--force</option> - </term> - <listitem> - <para> - Overwrite <filename>/etc/nixos/configuration.nix</filename> if it already - exists. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <option>--no-filesystems</option> - </term> - <listitem> - <para> - Omit everything concerning file systems and swap devices from the - hardware configuration. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <option>--show-hardware-config</option> - </term> - <listitem> - <para> - Don't generate <filename>configuration.nix</filename> or - <filename>hardware-configuration.nix</filename> and print the hardware - configuration to stdout only. - </para> - </listitem> - </varlistentry> - </variablelist> - </refsection> - <refsection> - <title>Examples</title> - <para> - This command is typically used during NixOS installation to write initial - configuration modules. For example, if you created and mounted the target - file systems on <filename>/mnt</filename> and - <filename>/mnt/boot</filename>, you would run: -<screen> -<prompt>$ </prompt>nixos-generate-config --root /mnt -</screen> - The resulting file - <filename>/mnt/etc/nixos/hardware-configuration.nix</filename> might look - like this: -<programlisting> -# Do not modify this file! It was generated by ‘nixos-generate-config’ -# and may be overwritten by future invocations. Please make changes -# to /etc/nixos/configuration.nix instead. -{ config, pkgs, ... }: - -{ - imports = - [ <nixos/modules/installer/scan/not-detected.nix> - ]; - - boot.initrd.availableKernelModules = [ "ehci_hcd" "ahci" ]; - boot.kernelModules = [ "kvm-intel" ]; - boot.extraModulePackages = [ ]; - - fileSystems."/" = - { device = "/dev/disk/by-label/nixos"; - fsType = "ext3"; - options = [ "rw" "data=ordered" "relatime" ]; - }; - - fileSystems."/boot" = - { device = "/dev/sda1"; - fsType = "ext3"; - options = [ "rw" "errors=continue" "user_xattr" "acl" "barrier=1" "data=writeback" "relatime" ]; - }; - - swapDevices = - [ { device = "/dev/sda2"; } - ]; - - nix.maxJobs = 8; -} -</programlisting> - It will also create a basic - <filename>/mnt/etc/nixos/configuration.nix</filename>, which you should edit - to customise the logical configuration of your system. This file includes - the result of the hardware scan as follows: -<programlisting> - imports = [ ./hardware-configuration.nix ]; -</programlisting> - </para> - <para> - After installation, if your hardware configuration changes, you can run: -<screen> -<prompt>$ </prompt>nixos-generate-config -</screen> - to update <filename>/etc/nixos/hardware-configuration.nix</filename>. Your - <filename>/etc/nixos/configuration.nix</filename> will - <emphasis>not</emphasis> be overwritten. - </para> - </refsection> -</refentry> |