1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0-or-later 3# Copyright (c) International Business Machines Corp., 2005 4# Copyright (c) 2021 Joerg Vehlow <joerg.vehlow@aox-tech.de> 5# Author: Avantika Mathur (mathurav@us.ibm.com) 6 7FS_BIND_TESTFUNC=test 8 9 10test() 11{ 12 tst_res TINFO "cloneNS: namespace with shared point bind mounted within the same directory" 13 14 fs_bind_makedir rshared dir1 15 16 mkdir dir1/x dir2 dir3 dir4 17 18 EXPECT_PASS mount --rbind dir1 dir2 19 EXPECT_PASS mount --make-rslave dir2 20 EXPECT_PASS mount --make-rshared dir2 21 22 EXPECT_PASS mount --rbind dir2 dir3 23 EXPECT_PASS mount --make-rslave dir3 24 EXPECT_PASS mount --make-rshared dir3 25 26 EXPECT_PASS mount --rbind dir3 dir4 27 EXPECT_PASS mount --make-rslave dir4 28 29 fs_bind_create_ns 30 31 EXPECT_PASS mount --rbind "$FS_BIND_DISK1" dir1/x 32 33 fs_bind_check dir1/x dir2/x dir3/x dir4/x 34 35 EXPECT_PASS mount --rbind "$FS_BIND_DISK2" dir2/x/a 36 fs_bind_check -n dir1/x/a dir2/x/a 37 fs_bind_check dir2/x/a dir3/x/a dir4/x/a 38 39 40 fs_bind_check -s dir1/x dir2/x dir3/x dir4/x 41 42 fs_bind_check -s -n dir1/x/a dir2/x/a 43 fs_bind_check -s "$FS_BIND_DISK2" dir2/x/a dir3/x/a dir4/x/a 44 45 fs_bind_exec_ns mount --rbind "$PWD/$FS_BIND_DISK3" "$PWD/dir3/x/b" 46 fs_bind_check -s -n dir1/x/b dir3/x/b 47 fs_bind_check -s -n dir2/x/b dir3/x/b 48 fs_bind_check -s dir3/x/b dir4/x/b 49 50 fs_bind_exec_ns mount --rbind "$PWD/$FS_BIND_DISK4" "$PWD/dir4/x/c" 51 fs_bind_check -s -n dir1/x/c dir4/x/c 52 fs_bind_check -s -n dir2/x/c dir4/x/c 53 fs_bind_check -s -n dir3/x/c dir4/x/c 54 55 56 fs_bind_check -n dir1/x/b dir3/x/b 57 fs_bind_check -n dir2/x/b dir3/x/b 58 fs_bind_check dir3/x/b dir4/x/b 59 fs_bind_check "$FS_BIND_DISK3" dir3/x/b 60 61 fs_bind_check -n "$FS_BIND_DISK4" dir4/x/c 62 fs_bind_check dir1/x/c dir2/x/c dir3/x/c dir4/x/c 63 64 65 EXPECT_PASS umount dir3/x/b 66 EXPECT_PASS umount dir3/x/a 67 EXPECT_PASS umount dir2/x/a 68 EXPECT_PASS umount dir2/x 69 EXPECT_PASS umount dir1/x 70 EXPECT_PASS umount dir4 71 EXPECT_PASS umount dir3 72 EXPECT_PASS umount dir2 73 EXPECT_PASS umount dir1 74} 75 76. fs_bind_lib.sh 77tst_run 78