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Remove perl dependency.

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Fixes #341
This commit is contained in:
Shea Levy 2016-08-12 06:38:08 -04:00
parent 4724903c78
commit 418a837897
6 changed files with 19 additions and 80 deletions
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10
doc/manual/advanced-topics/distributed-builds.xml
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@ -42,7 +42,7 @@ purposes. It uses <command>ssh</command> and
<command>nix-copy-closure</command> to copy the build inputs and
outputs and perform the remote build. To use it, you should set
<envar>NIX_BUILD_HOOK</envar> to
<filename><replaceable>prefix</replaceable>/libexec/nix/build-remote.pl</filename>.
<filename><replaceable>prefix</replaceable>/libexec/nix/build-remote</filename>.
You should also define a list of available build machines and point
the environment variable <envar>NIX_REMOTE_SYSTEMS</envar> to
it. <envar>NIX_REMOTE_SYSTEMS</envar> must be an absolute path. An
@ -68,7 +68,7 @@ bits of information:
should not have a passphrase!</para></listitem>
<listitem><para>The maximum number of builds that
<filename>build-remote.pl</filename> will execute in parallel on the
<filename>build-remote</filename> will execute in parallel on the
machine. Typically this should be equal to the number of CPU cores.
For instance, the machine <literal>itchy</literal> in the example
will execute up to 8 builds in parallel.</para></listitem>
@ -80,7 +80,7 @@ bits of information:
<listitem><para>A comma-separated list of <emphasis>supported
features</emphasis>. If a derivation has the
<varname>requiredSystemFeatures</varname> attribute, then
<filename>build-remote.pl</filename> will only perform the
<filename>build-remote</filename> will only perform the
derivation on a machine that has the specified features. For
instance, the attribute
@ -106,11 +106,11 @@ requiredSystemFeatures = [ "kvm" ];
You should also set up the environment variable
<envar>NIX_CURRENT_LOAD</envar> to point at a directory (e.g.,
<filename>/var/run/nix/current-load</filename>) that
<filename>build-remote.pl</filename> uses to remember how many builds
<filename>build-remote</filename> uses to remember how many builds
it is currently executing remotely. It doesn't look at the actual
load on the remote machine, so if you have multiple instances of Nix
running, they should use the same <envar>NIX_CURRENT_LOAD</envar>
file. Maybe in the future <filename>build-remote.pl</filename> will
file. Maybe in the future <filename>build-remote</filename> will
look at the actual remote load.</para>
</chapter>