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nix-copy-closure: Add flag ‘--use-substitutes’

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This commit is contained in:
Eelco Dolstra 2012-11-23 16:20:16 +01:00
parent 9de6bc5d05
commit a3d6585c5a
4 changed files with 48 additions and 17 deletions
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26
doc/manual/nix-copy-closure.xml
View file

@ -28,6 +28,8 @@
<arg><option>--xz</option></arg>
<arg><option>--show-progress</option></arg>
<arg><option>--include-outputs</option></arg>
<arg><option>--use-substitutes</option></arg>
<arg><option>-s</option></arg>
<arg choice='plain'>
<replaceable>user@</replaceable><replaceable>machine</replaceable>
</arg>
@ -65,7 +67,7 @@ those paths. If this bothers you, use
<refsection><title>Options</title>
<variablelist>
<varlistentry><term><option>--to</option></term>
<listitem><para>Copy the closure of
@ -119,10 +121,22 @@ those paths. If this bothers you, use
</varlistentry>
<varlistentry><term><option>--include-outputs</option></term>
<listitem><para>Also copy the outputs of store derivations included
in the closure.</para></listitem>
<listitem><para>Also copy the outputs of store derivations
included in the closure.</para></listitem>
</varlistentry>
<varlistentry><term><option>--use-substitutes</option> / <option>-s</option></term>
<listitem><para>Attempt to download missing paths on the target
machine using Nix’s substitute mechanism. Any paths that cannot
be substituted on the target are still copied normally from the
source. This is useful, for instance, if the connection between
the source and target machine is slow, but the connection between
the target machine and <literal>nixos.org</literal> (the default
binary cache server) is fast.</para></listitem>
</varlistentry>
</variablelist>
@ -140,7 +154,7 @@ those paths. If this bothers you, use
<command>ssh</command> on the command line.</para></listitem>
</varlistentry>
</variablelist>
</refsection>

7
doc/manual/release-notes.xml
View file

@ -81,6 +81,13 @@ $ mount -o remount,ro,bind /nix/store
modifications.</para>
</listitem>
<listitem>
<para>The command <command>nix-copy-closure</command> has a new
flag <option>--use-substitutes</option> (<option>-s</option>) to
download missing paths on the target machine using the substitute
mechanism.</para>
</listitem>
<listitem>
<para>The command <command>nix-worker</command> has been renamed
to <command>nix-daemon</command>. Support for running the Nix