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diff --git a/nixpkgs/nixos/doc/manual/from_md/development/building-parts.chapter.xml b/nixpkgs/nixos/doc/manual/from_md/development/building-parts.chapter.xml deleted file mode 100644 index 4df24cc95652..000000000000 --- a/nixpkgs/nixos/doc/manual/from_md/development/building-parts.chapter.xml +++ /dev/null @@ -1,124 +0,0 @@ -<chapter xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="sec-building-parts"> - <title>Building Specific Parts of NixOS</title> - <para> - With the command <literal>nix-build</literal>, you can build - specific parts of your NixOS configuration. This is done as follows: - </para> - <programlisting> -$ cd /path/to/nixpkgs/nixos -$ nix-build -A config.option -</programlisting> - <para> - where <literal>option</literal> is a NixOS option with type - <quote>derivation</quote> (i.e. something that can be built). - Attributes of interest include: - </para> - <variablelist> - <varlistentry> - <term> - <literal>system.build.toplevel</literal> - </term> - <listitem> - <para> - The top-level option that builds the entire NixOS system. - Everything else in your configuration is indirectly pulled in - by this option. This is what <literal>nixos-rebuild</literal> - builds and what <literal>/run/current-system</literal> points - to afterwards. - </para> - <para> - A shortcut to build this is: - </para> - <programlisting> -$ nix-build -A system -</programlisting> - </listitem> - </varlistentry> - <varlistentry> - <term> - <literal>system.build.manual.manualHTML</literal> - </term> - <listitem> - <para> - The NixOS manual. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <literal>system.build.etc</literal> - </term> - <listitem> - <para> - A tree of symlinks that form the static parts of - <literal>/etc</literal>. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <literal>system.build.initialRamdisk</literal> , - <literal>system.build.kernel</literal> - </term> - <listitem> - <para> - The initial ramdisk and kernel of the system. This allows a - quick way to test whether the kernel and the initial ramdisk - boot correctly, by using QEMU’s <literal>-kernel</literal> and - <literal>-initrd</literal> options: - </para> - <programlisting> -$ nix-build -A config.system.build.initialRamdisk -o initrd -$ nix-build -A config.system.build.kernel -o kernel -$ qemu-system-x86_64 -kernel ./kernel/bzImage -initrd ./initrd/initrd -hda /dev/null -</programlisting> - </listitem> - </varlistentry> - <varlistentry> - <term> - <literal>system.build.nixos-rebuild</literal> , - <literal>system.build.nixos-install</literal> , - <literal>system.build.nixos-generate-config</literal> - </term> - <listitem> - <para> - These build the corresponding NixOS commands. - </para> - </listitem> - </varlistentry> - <varlistentry> - <term> - <literal>systemd.units.unit-name.unit</literal> - </term> - <listitem> - <para> - This builds the unit with the specified name. Note that since - unit names contain dots (e.g. - <literal>httpd.service</literal>), you need to put them - between quotes, like this: - </para> - <programlisting> -$ nix-build -A 'config.systemd.units."httpd.service".unit' -</programlisting> - <para> - You can also test individual units, without rebuilding the - whole system, by putting them in - <literal>/run/systemd/system</literal>: - </para> - <programlisting> -$ cp $(nix-build -A 'config.systemd.units."httpd.service".unit')/httpd.service \ - /run/systemd/system/tmp-httpd.service -# systemctl daemon-reload -# systemctl start tmp-httpd.service -</programlisting> - <para> - Note that the unit must not have the same name as any unit in - <literal>/etc/systemd/system</literal> since those take - precedence over <literal>/run/systemd/system</literal>. That’s - why the unit is installed as - <literal>tmp-httpd.service</literal> here. - </para> - </listitem> - </varlistentry> - </variablelist> -</chapter> |