1#!/bin/bash 2 3# Copyright 2013 Divya Kothari <divya.s.kothari@gmail.com> 4# Copyright 2013 Robin Mittal <robinmittal.it@gmail.com> 5 6#testing "name" "command" "result" "infile" "stdin" 7 8umask 022 9 10PERM="---""--x""-w-""-wx""r--""r-x""rw-""rwx" 11 12num2perm() 13{ 14 for i in 0 1 2 15 do 16 num=${1:$i:1} 17 printf "%s" ${PERM:$(($num*3)):3} 18 done 19 echo 20} 21 22# Creating test files to test chmod command 23mkdir dir 24touch file 25 26# We don't need to test all 512 permissions 27for U in $(seq 0 7); do for G in 0 3 6; do for O in 0 7; do for T in dir file; do 28 chmod 777 $T 2>/dev/null 29 rm -rf $T 30 if [ "$T" == file ]; then 31 touch file 32 C=- 33 else 34 mkdir dir 35 C=d 36 fi 37 testing "$U$G$O $T" "chmod $U$G$O $T && ls -ld $T | cut -d' ' -f 1" \ 38 "${C}$(num2perm $U$G$O)\n" "" "" 39done; done; done; done 40unset U G O T C 41 42rm -rf dir file && mkdir dir && touch file 640 43testing "750 dir 640 file" "chmod 750 dir 640 file && 44 ls -ld 640 dir file | cut -d' ' -f 1 | cut -d. -f 1" \ 45 "-rwxr-x---\ndrwxr-x---\n-rwxr-x---\n" "" "" 46 47chtest() 48{ 49 chmod -fR 700 dir file 2>/dev/null 50 rm -rf dir file && mkdir dir && touch file 51 testing "$1 dir file" \ 52 "chmod $1 dir file && ls -ld dir file | cut -d' ' -f 1 | cut -d. -f 1" \ 53 "$2" "" "" 54} 55 56chtest 666 "drw-rw-rw-\n-rw-rw-rw-\n" 57chtest 765 "drwxrw-r-x\n-rwxrw-r-x\n" 58chtest u=r "dr--r-xr-x\n-r--r--r--\n" 59chtest u=w "d-w-r-xr-x\n--w-r--r--\n" 60chtest u=x "d--xr-xr-x\n---xr--r--\n" 61chtest u+r "drwxr-xr-x\n-rw-r--r--\n" 62chtest u+w "drwxr-xr-x\n-rw-r--r--\n" 63chtest u+x "drwxr-xr-x\n-rwxr--r--\n" 64chtest u-r "d-wxr-xr-x\n--w-r--r--\n" 65chtest u-w "dr-xr-xr-x\n-r--r--r--\n" 66chtest u-x "drw-r-xr-x\n-rw-r--r--\n" 67chtest g=r "drwxr--r-x\n-rw-r--r--\n" 68chtest g=w "drwx-w-r-x\n-rw--w-r--\n" 69chtest g=x "drwx--xr-x\n-rw---xr--\n" 70chtest g+r "drwxr-xr-x\n-rw-r--r--\n" 71chtest g+w "drwxrwxr-x\n-rw-rw-r--\n" 72chtest g+x "drwxr-xr-x\n-rw-r-xr--\n" 73chtest g-r "drwx--xr-x\n-rw----r--\n" 74chtest g-w "drwxr-xr-x\n-rw-r--r--\n" 75chtest g-x "drwxr--r-x\n-rw-r--r--\n" 76chtest o=r "drwxr-xr--\n-rw-r--r--\n" 77chtest o=w "drwxr-x-w-\n-rw-r---w-\n" 78chtest o=x "drwxr-x--x\n-rw-r----x\n" 79chtest o+r "drwxr-xr-x\n-rw-r--r--\n" 80chtest o+w "drwxr-xrwx\n-rw-r--rw-\n" 81chtest o+x "drwxr-xr-x\n-rw-r--r-x\n" 82chtest o-r "drwxr-x--x\n-rw-r-----\n" 83chtest o-w "drwxr-xr-x\n-rw-r--r--\n" 84chtest o-x "drwxr-xr--\n-rw-r--r--\n" 85chtest a=r "dr--r--r--\n-r--r--r--\n" 86chtest a=w "d-w--w--w-\n--w--w--w-\n" 87chtest a=x "d--x--x--x\n---x--x--x\n" 88chtest a+r "drwxr-xr-x\n-rw-r--r--\n" 89chtest a+w "drwxrwxrwx\n-rw-rw-rw-\n" 90chtest a+x "drwxr-xr-x\n-rwxr-xr-x\n" 91chtest a-r "d-wx--x--x\n--w-------\n" 92chtest a-w "dr-xr-xr-x\n-r--r--r--\n" 93chtest a-x "drw-r--r--\n-rw-r--r--\n" 94chtest =r "dr--r--r--\n-r--r--r--\n" 95chtest =w "d-w-------\n--w-------\n" 96chtest =x "d--x--x--x\n---x--x--x\n" 97chtest +r "drwxr-xr-x\n-rw-r--r--\n" 98chtest +w "drwxr-xr-x\n-rw-r--r--\n" 99chtest +x "drwxr-xr-x\n-rwxr-xr-x\n" 100chtest -r "d-wx--x--x\n--w-------\n" 101chtest -w "dr-xr-xr-x\n-r--r--r--\n" 102chtest -x "drw-r--r--\n-rw-r--r--\n" 103chtest a-w,a+x "dr-xr-xr-x\n-r-xr-xr-x\n" 104 105# macOS doesn't allow +s in /tmp 106touch s-supported 107chmod +s s-supported 2>/dev/null || SKIP=1 108rm s-supported 109chtest g+s "drwxr-sr-x\n-rw-r-Sr--\n" 110chtest u+s "drwsr-xr-x\n-rwSr--r--\n" 111chtest +s "drwsr-sr-x\n-rwSr-Sr--\n" 112chtest o+s "drwxr-xr-x\n-rw-r--r--\n" 113unset SKIP 114 115chtest +t "drwxr-xr-t\n-rw-r--r-T\n" 116chtest a=r+w+x "drwxrwxrwx\n-rwxrwxrwx\n" 117 118# (chtest starts off with a directory that's +x...) 119testing "+X" \ 120 "mkdir -m 000 Xd && touch Xf && chmod +X Xd Xf && ls -ld Xd Xf | cut -d' ' -f 1" \ 121 "d--x--x--x\n-rw-r--r--\n" "" "" 122 123mkdir foo 124ln -s bar foo/baz 125# If you explicitly ask us, we'll try (and fail) to chmod a symlink. 126testing "-R symlink arg" 'chmod -R 750 foo/baz 2>/dev/null; echo $?' "1\n" "" "" 127# If you only imply that you might want us to do that, we'll skip it. 128testing "-R symlink recurse" 'chmod -R 750 foo; echo $?' "0\n" "" "" 129 130# Removing test files for cleanup purpose 131rm -rf dir file 132