Show the build user's group in /etc/group in chroots.

* src/libstore/build.cc (nix::DerivationGoal::startBuilder): Create
  /etc/group showing the build user's group.
This commit is contained in:
Ludovic Courtès 2010-03-11 14:47:04 +00:00
parent c752c9f41a
commit 05e15049a5

View file

@ -1578,6 +1578,12 @@ void DerivationGoal::startBuilder()
% (buildUser.enabled() ? buildUser.getUID() : getuid())
% (buildUser.enabled() ? buildUser.getGID() : getgid())).str());
/* Declare the build user's group so that programs get a consistent
view of the system (e.g., "id -gn"). */
writeFile(chrootRootDir + "/etc/group",
(format("nixbld:!:%1%:\n")
% (buildUser.enabled() ? buildUser.getGID() : getgid())).str());
/* Bind-mount a user-configurable set of directories from the
host file system. The `/dev/pts' directory must be mounted
separately so that newly-created pseudo-terminals show