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| -rw-r--r-- | doc/guix.texi | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 35cb8f148b..3a9f91e7dc 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -1349,7 +1349,9 @@ determination to subvert the computing infrastructure and exploit its weaknesses. While using @code{hydra.gnu.org} substitutes can be convenient, we encourage users to also build on their own, or even run their own build farm, such that @code{hydra.gnu.org} is less of an -interesting target. +interesting target. One way to help is by publishing the software you +build using @command{guix publish} so that others have one more choice +of server to download substitutes from (@pxref{Invoking guix publish}). Guix has the foundations to maximize build reproducibility (@pxref{Features}). In most cases, independent builds of a given @@ -3643,11 +3645,14 @@ build} supports (@pxref{Invoking guix build, common build options}). @section Invoking @command{guix publish} The purpose of @command{guix publish} is to enable users to easily share -their store with others. When @command{guix publish} runs, it spawns an -HTTP server which allows anyone with network access to obtain -substitutes from it. This means that any machine running Guix can also -act as if it were a build farm, since the HTTP interface is -Hydra-compatible. +their store with others, which can then use it as a substitute server +(@pxref{Substitutes}). + +When @command{guix publish} runs, it spawns an HTTP server which allows +anyone with network access to obtain substitutes from it. This means +that any machine running Guix can also act as if it were a build farm, +since the HTTP interface is compatible with Hydra, the software behind +the @code{hydra.gnu.org} build farm. For security, each substitute is signed, allowing recipients to check their authenticity and integrity (@pxref{Substitutes}). Because @@ -3684,7 +3689,8 @@ Listen for HTTP requests on @var{port}. @item --repl[=@var{port}] @itemx -r [@var{port}] Spawn a Guile REPL server (@pxref{REPL Servers,,, guile, GNU Guile -Reference Manual}) on @var{port} (37146 by default). +Reference Manual}) on @var{port} (37146 by default). This is used +primarily for debugging a running @command{guix publish} server. @end table @c ********************************************************************* |