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| author | Ludovic Courtès <ludo@gnu.org> | 2010-03-11T14·47+0000 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2010-03-11T14·47+0000 |
| commit | 05e15049a5f42ca7222c7557d7257352fe711d2e (patch) | |
| tree | 9d14e1c849e0cb7e1725f1859465c714049d1a3a | |
| parent | c752c9f41aa88ff2129cdc0863fe74f76328835c (diff) | |
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.
| -rw-r--r-- | src/libstore/build.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc index 4d542e31d32b..412640670de7 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -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 |