nixos doc: give context and definition re NIXOS_LUSTRATE

Re #36272
This commit is contained in:
obadz 2018-03-07 01:21:42 +00:00
parent 6b97544481
commit ee9a785c30

View file

@ -227,6 +227,18 @@ $ sudo groupdel nixbld</screen>
line)</para></listitem>
</itemizedlist>
<note><para>Support for <literal>NIXOS_LUSTRATE</literal> was added
in NixOS 16.09. The act of "lustrating" refers to the
wiping of the existing distribution. Creating
<literal>/etc/NIXOS_LUSTRATE</literal> can also be used on
NixOS to remove all mutable files from your root partition
(anything that's not in <literal>/nix</literal> or
<literal>/boot</literal> gets "lustrated" on the next
boot.</para>
<para>lustrate /ˈlʌstreɪt/ verb.</para>
<para>purify by expiatory sacrifice, ceremonial washing, or
some other ritual action.</para></note>
<para>Let's create the files:</para>
<screen>