From afa433e58c3fe6029660a43fdc2073c9d15b4210 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 2 Apr 2015 16:59:40 +0200 Subject: [PATCH] Chroot builds: Provide world-readable /nix/store This was causing NixOS VM tests to fail mysteriously since 5ce50cd99e740d0d0f18c30327ae687be9356553. Nscd could (sometimes) no longer read /etc/hosts: open("/etc/hosts", O_RDONLY|O_CLOEXEC) = -1 EACCES (Permission denied) Probably there was some wacky interaction between the guest kernel and the 9pfs implementation in QEMU. --- src/libstore/build.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/libstore/build.cc b/src/libstore/build.cc index 90bcccd24..d768d4429 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -1895,7 +1895,7 @@ void DerivationGoal::startBuilder() build user. */ Path chrootStoreDir = chrootRootDir + settings.nixStore; createDirs(chrootStoreDir); - chmod_(chrootStoreDir, 0730); + chmod_(chrootStoreDir, 0735); if (chown(chrootStoreDir.c_str(), 0, buildUser.getGID()) == -1) throw SysError(format("cannot change ownership of ‘%1%’") % chrootStoreDir);