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authorLudovic Courtès <ludo@gnu.org>2014-01-18 22:04:30 +0100
committerLudovic Courtès <ludo@gnu.org>2014-01-18 22:32:51 +0100
commit6dc99317fb581d99f1298ca67fc79ee121676b3a (patch)
treeb5fdee3bce38dc2eac3d5b434663861f420dafcc /doc
parentd43eb499a6c112af609118803c6cd33fbcedfa43 (diff)
downloadguix-6dc99317fb581d99f1298ca67fc79ee121676b3a.tar
guix-6dc99317fb581d99f1298ca67fc79ee121676b3a.tar.gz
doc: List what's in the chroot.
* doc/guix.texi (Setting Up the Daemon): List what's in the chroot.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi33
1 files changed, 26 insertions, 7 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 2c40fa83f3..a637614fbb 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -229,13 +229,32 @@ The @code{guix-daemon} program may then be run as @code{root} with:
@noindent
This way, the daemon starts build processes in a chroot, under one of
the @code{guix-builder} users. On GNU/Linux, by default, the chroot
-environment contains nothing but the @code{/dev} and @code{/proc}
-directories@footnote{On some systems @code{/dev/shm}, which supports
-shared memory, is a symlink to another directory such as
-@code{/run/shm}, that is @emph{not} is the chroot. When that is the
-case, shared memory support is unavailable in the chroot environment.
-The workaround is to make sure that @file{/dev/shm} is directly a
-@code{tmpfs} mount point.}.
+environment contains nothing but:
+
+@c Keep this list in sync with libstore/build.cc! -----------------------
+@itemize
+@item
+the @code{/dev} and @code{/proc} directories@footnote{On some systems
+@code{/dev/shm}, which supports shared memory, is a symlink to another
+directory such as @code{/run/shm}, that is @emph{not} is the chroot.
+When that is the case, shared memory support is unavailable in the
+chroot environment. The workaround is to make sure that @file{/dev/shm}
+is directly a @code{tmpfs} mount point.};
+
+@item
+@file{/etc/passwd} with an entry for the current user and an entry for
+user @file{nobody};
+
+@item
+@file{/etc/group} with an entry for the user's group;
+
+@item
+@file{/etc/hosts} with an entry that maps @code{localhost} to
+@code{127.0.0.1};
+
+@item
+a writable @file{/tmp} directory.
+@end itemize
Finally, you may want to generate a key pair to allow the daemon to
export signed archives of files from the store (@pxref{Invoking guix