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author | Alyssa Ross <hi@alyssa.is> | 2022-05-31 09:59:33 +0000 |
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committer | Alyssa Ross <hi@alyssa.is> | 2022-05-31 09:59:57 +0000 |
commit | 9ff36293d1e428cd7bf03e8d4b03611b6d361c28 (patch) | |
tree | 1ab51a42b868c55b83f6ccdb80371b9888739dd9 /nixos/doc/manual/man-nixos-build-vms.xml | |
parent | 1c4fcd0d4b0541e674ee56ace1053e23e562cc80 (diff) | |
parent | ddc3c396a51918043bb0faa6f676abd9562be62c (diff) | |
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Last good Nixpkgs for Weston+nouveau? archive
I came this commit hash to terwiz[m] on IRC, who is trying to figure out what the last version of Spectrum that worked on their NUC with Nvidia graphics is.
Diffstat (limited to 'nixos/doc/manual/man-nixos-build-vms.xml')
-rw-r--r-- | nixos/doc/manual/man-nixos-build-vms.xml | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/nixos/doc/manual/man-nixos-build-vms.xml b/nixos/doc/manual/man-nixos-build-vms.xml new file mode 100644 index 00000000000..fa7c8c0c6d7 --- /dev/null +++ b/nixos/doc/manual/man-nixos-build-vms.xml @@ -0,0 +1,138 @@ +<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-build-vms</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-build-vms</command></refname> + <refpurpose>build a network of virtual machines from a network of NixOS configurations</refpurpose> + </refnamediv> + <refsynopsisdiv> + <cmdsynopsis> + <command>nixos-build-vms</command> + <arg> + <option>--show-trace</option> + </arg> + + <arg> + <option>--no-out-link</option> + </arg> + + <arg> + <option>--help</option> + </arg> + + <arg> + <option>--option</option> + <replaceable>name</replaceable> + <replaceable>value</replaceable> + </arg> + + <arg choice="plain"> + <replaceable>network.nix</replaceable> + </arg> + </cmdsynopsis> + </refsynopsisdiv> + <refsection> + <title>Description</title> + <para> + This command builds a network of QEMU-KVM virtual machines of a Nix + expression specifying a network of NixOS machines. The virtual network can + be started by executing the <filename>bin/run-vms</filename> shell script + that is generated by this command. By default, a <filename>result</filename> + symlink is produced that points to the generated virtual network. + </para> + <para> + A network Nix expression has the following structure: +<screen> +{ + test1 = {pkgs, config, ...}: + { + services.openssh.enable = true; + nixpkgs.localSystem.system = "i686-linux"; + deployment.targetHost = "test1.example.net"; + + # Other NixOS options + }; + + test2 = {pkgs, config, ...}: + { + services.openssh.enable = true; + services.httpd.enable = true; + environment.systemPackages = [ pkgs.lynx ]; + nixpkgs.localSystem.system = "x86_64-linux"; + deployment.targetHost = "test2.example.net"; + + # Other NixOS options + }; +} +</screen> + Each attribute in the expression represents a machine in the network (e.g. + <varname>test1</varname> and <varname>test2</varname>) referring to a + function defining a NixOS configuration. In each NixOS configuration, two + attributes have a special meaning. The + <varname>deployment.targetHost</varname> specifies the address (domain name + or IP address) of the system which is used by <command>ssh</command> to + perform remote deployment operations. The + <varname>nixpkgs.localSystem.system</varname> attribute can be used to + specify an architecture for the target machine, such as + <varname>i686-linux</varname> which builds a 32-bit NixOS configuration. + Omitting this property will build the configuration for the same + architecture as the host system. + </para> + </refsection> + <refsection> + <title>Options</title> + <para> + This command accepts the following options: + </para> + <variablelist> + <varlistentry> + <term> + <option>--show-trace</option> + </term> + <listitem> + <para> + Shows a trace of the output. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>--no-out-link</option> + </term> + <listitem> + <para> + Do not create a 'result' symlink. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>-h</option>, <option>--help</option> + </term> + <listitem> + <para> + Shows the usage of this command to the user. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>--option</option> <replaceable>name</replaceable> <replaceable>value</replaceable> + </term> + <listitem> + <para>Set the Nix configuration option + <replaceable>name</replaceable> to <replaceable>value</replaceable>. + This overrides settings in the Nix configuration file (see + <citerefentry><refentrytitle>nix.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>). + </para> + </listitem> + </varlistentry> + </variablelist> + </refsection> +</refentry> |