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| author | Ludovic Courtès <ludo@gnu.org> | 2016-07-18 23:58:34 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2016-07-19 00:07:12 +0200 |
| commit | 4a1fc562ae5eedf40f6ae4eabe30580b0983b8f6 (patch) | |
| tree | bb04edd481e5a3687b230b2f05388bc5051bac00 /doc | |
| parent | 721539026dda02e58addbb618f2102b31a2927f8 (diff) | |
| download | gnu-guix-4a1fc562ae5eedf40f6ae4eabe30580b0983b8f6.tar gnu-guix-4a1fc562ae5eedf40f6ae4eabe30580b0983b8f6.tar.gz | |
publish: Add '--compression'.
* guix/scripts/publish.scm (show-help, %options): Add '--compression'.
(<compression>): New record type.
(%no-compression, %default-gzip-compression): New variables.
(%default-options): Add 'compression' key.
(narinfo-string): Add #:compression parameter and honor it.
(render-narinfo): Likewise.
(render-nar): Likewise.
<top level>: Add call to 'declare-header!'.
(swallow-zlib-error): New macro.
(nar-response-port): New procedure.
(http-write): Add call to 'force-output'. Use 'nar-response-port'
instead of 'response-port'. Use 'swallow-zlib-error'.
(make-request-handler): Add #:compression parameter and honor it. Add
"nar/gzip" URL handler.
(run-publish-server): Add #:compression parameter and honor it.
(guix-publish): Honor --compression.
* tests/publish.scm (http-get-port, wait-until-ready): New procedures.
<top level>: Run main server with "-C0". Call 'wait-until-ready'.
("/nar/gzip/*", "/*.narinfo with compression"): New tests.
* doc/guix.texi (Invoking guix publish): Document it.
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/guix.texi | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index a2732deded..6e8fb483f2 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -5644,6 +5644,18 @@ accept connections from any interface. Change privileges to @var{user} as soon as possible---i.e., once the server socket is open and the signing key has been read. +@item --compression[=@var{level}] +@itemx -C [@var{level}] +Compress data using the given @var{level}. When @var{level} is zero, +disable compression. The range 1 to 9 corresponds to different gzip +compression levels: 1 is the fastest, and 9 is the best (CPU-intensive). +The default is 3. + +Note compression occurs on the fly and the compressed streams are not +cached. Thus, to reduce load on the machine that runs @command{guix +publish}, it may be a good idea to choose a low compression level, or to +run @command{guix publish} behind a caching proxy. + @item --ttl=@var{ttl} Produce @code{Cache-Control} HTTP headers that advertise a time-to-live (TTL) of @var{ttl}. @var{ttl} must denote a duration: @code{5d} means 5 |