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authorLudovic Courtès <ludo@gnu.org>2019-06-03 22:27:25 +0200
committerLudovic Courtès <ludo@gnu.org>2019-06-03 23:18:47 +0200
commitee2691fa33f117bcf51b148b81bb8bc4e7b13a58 (patch)
tree8c881470f9a190e0213ca60e02367b6e7d702cfc /doc
parent1acd107c6b0e5613bc001347945d7c3f00e3157b (diff)
downloadpatches-ee2691fa33f117bcf51b148b81bb8bc4e7b13a58.tar
patches-ee2691fa33f117bcf51b148b81bb8bc4e7b13a58.tar.gz
services: guix-publish: Allow for multi-compression.
This is a followup to b8fa86adfc01205f1d942af8cb57515eb3726c52. * guix/deprecation.scm (warn-about-deprecation): Make public. * gnu/services/base.scm (<guix-publish-configuration>)[compression]: New field. [compression-level]: Default to #f. Add '%' to getter name. (guix-publish-configuration-compression-level): Define as deprecated. (default-compression): New procedure. (guix-publish-shepherd-service)[config->compression-options]: New procedure. Use 'match-record' instead of 'match'. * doc/guix.texi (Base Services): Remove 'compression-level' and document 'compression'.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi17
1 files changed, 13 insertions, 4 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index c01eb3a656..a8f3a5ad27 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -12232,10 +12232,19 @@ The TCP port to listen for connections.
The host (and thus, network interface) to listen to. Use
@code{"0.0.0.0"} to listen on all the network interfaces.
-@item @code{compression-level} (default: @code{3})
-The gzip compression level at which substitutes are compressed. Use
-@code{0} to disable compression altogether, and @code{9} to get the best
-compression ratio at the expense of increased CPU usage.
+@item @code{compression} (default: @code{'(("gzip" 3))})
+This is a list of compression method/level tuple used when compressing
+substitutes. For example, to compress all substitutes with @emph{both} lzip
+at level 7 and gzip at level 9, write:
+
+@example
+'(("lzip" 7) ("gzip" 9))
+@end example
+
+Level 9 achieves the best compression ratio at the expense of increased CPU
+usage, whereas level 1 achieves fast compression.
+
+An empty list disables compression altogether.
@item @code{nar-path} (default: @code{"nar"})
The URL path at which ``nars'' can be fetched. @xref{Invoking guix