/* Copyright (c) 2014 Red Hat, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of version 2 the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "libclone.h" #include "test.h" #include "safe_macros.h" #define DIRA "A" #define DIRB "B" static int dummy_child(void *v) { (void) v; return 0; } static int check_newns(void) { int pid, status; if (tst_kvercmp(2, 4, 19) < 0) tst_brkm(TCONF, NULL, "CLONE_NEWNS not supported"); pid = do_clone_unshare_test(T_CLONE, CLONE_NEWNS, dummy_child, NULL); if (pid == -1) tst_brkm(TCONF | TERRNO, NULL, "CLONE_NEWNS not supported"); SAFE_WAIT(NULL, &status); return 0; } static void cleanup(void) { umount(DIRA); umount(DIRB); tst_rmdir(); } static void setup(void) { tst_require_root(); check_newns(); tst_tmpdir(); TST_CHECKPOINT_INIT(tst_rmdir); SAFE_MKDIR(cleanup, DIRA, 0777); SAFE_MKDIR(cleanup, DIRB, 0777); SAFE_TOUCH(cleanup, DIRA"/A", 0, NULL); SAFE_TOUCH(cleanup, DIRB"/B", 0, NULL); }