----- Original Message ----- > From: "Yuan Sun" <[email protected]> > To: [email protected] > Cc: [email protected] > Sent: Monday, 20 July, 2015 2:10:21 PM > Subject: [PATCH] userns02: always set/check GID mapping > > Signed-off-by: Yuan Sun <[email protected]> Pushed with following text added to commit message: The test previously relied on fact that it can always set GID mapping. To allow this for unprivileged users on kernels >= 3.19, we have to disable setgroups first. Thanks, Jan > --- > testcases/kernel/containers/userns/userns02.c | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-) > > diff --git a/testcases/kernel/containers/userns/userns02.c > b/testcases/kernel/containers/userns/userns02.c > index 3bcb97d..e1677b6 100644 > --- a/testcases/kernel/containers/userns/userns02.c > +++ b/testcases/kernel/containers/userns/userns02.c > @@ -62,7 +62,6 @@ static int child_fn1(void) > static void setup(void) > { > check_newuser(); > - > tst_tmpdir(); > TST_CHECKPOINT_INIT(NULL); > } > @@ -96,6 +95,14 @@ int main(int argc, char *argv[]) > fd = SAFE_OPEN(cleanup, path, O_WRONLY, 0644); > SAFE_WRITE(cleanup, 1, fd, content, strlen(content)); > SAFE_CLOSE(cleanup, fd); > + > + if (access("/proc/self/setgroups", F_OK) == 0) { > + sprintf(path, "/proc/%d/setgroups", childpid); > + fd = SAFE_OPEN(cleanup, path, O_WRONLY, 0644); > + SAFE_WRITE(cleanup, 1, fd, "deny", 4); > + SAFE_CLOSE(cleanup, fd); > + } > + > sprintf(path, "/proc/%d/gid_map", childpid); > sprintf(content, "100 %d 1", parentgid); > fd = SAFE_OPEN(cleanup, path, O_WRONLY, 0644); > -- > 1.9.1 > > ------------------------------------------------------------------------------ Don't Limit Your Business. Reach for the Cloud. GigeNET's Cloud Solutions provide you with the tools and support that you need to offload your IT needs and focus on growing your business. Configured For All Businesses. Start Your Cloud Today. https://www.gigenetcloud.com/ _______________________________________________ Ltp-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ltp-list
