1 #!/bin/sh 2 # 3 # Check strace options syntax. 4 # 5 # Copyright (c) 2016 Dmitry V. Levin <ldv (at] altlinux.org> 6 # Copyright (c) 2016-2018 The strace developers. 7 # All rights reserved. 8 # 9 # Redistribution and use in source and binary forms, with or without 10 # modification, are permitted provided that the following conditions 11 # are met: 12 # 1. Redistributions of source code must retain the above copyright 13 # notice, this list of conditions and the following disclaimer. 14 # 2. Redistributions in binary form must reproduce the above copyright 15 # notice, this list of conditions and the following disclaimer in the 16 # documentation and/or other materials provided with the distribution. 17 # 3. The name of the author may not be used to endorse or promote products 18 # derived from this software without specific prior written permission. 19 # 20 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 . "${srcdir=.}/syntax.sh" 32 33 check_e "Invalid process id: '0'" -p 0 34 check_e "Invalid process id: '-42'" -p -42 35 check_e "Invalid process id: '$$.'" -p $$. 36 check_e "Invalid process id: 'a'" -p 1,a 37 check_e "Syscall 'chdir' for -b isn't supported" -b chdir 38 check_e "Syscall 'chdir' for -b isn't supported" -b execve -b chdir 39 40 check_e_using_grep 'exec: File *name too long' "$(printf '%4096s' ' ')" 41 42 ff_name="$(printf '%4084s' ' ')" 43 check_e_using_grep "$ff_name: File *name too long" -ff -o "$ff_name" true 44 45 check_h 'must have PROG [ARGS] or -p PID' 46 check_h 'PROG [ARGS] must be specified with -D' -D -p $$ 47 check_h '-c and -C are mutually exclusive' -c -C true 48 check_h '-c and -C are mutually exclusive' -C -c true 49 check_h '(-c or -C) and -ff are mutually exclusive' -c -ff true 50 check_h '(-c or -C) and -ff are mutually exclusive' -C -ff true 51 check_h '-w must be given with (-c or -C)' -w true 52 check_h 'piping the output and -ff are mutually exclusive' -o '|' -ff true 53 check_h 'piping the output and -ff are mutually exclusive' -o '!' -ff true 54 check_h "invalid -a argument: '-42'" -a -42 55 check_h "invalid -O argument: '-42'" -O -42 56 check_h "invalid -s argument: '-42'" -s -42 57 check_h "invalid -s argument: '1073741824'" -s 1073741824 58 check_h "invalid -I argument: '5'" -I 5 59 check_h "invalid -X argument: 'test'" -Xtest 60 check_h "invalid -X argument: 'a'" -Xa 61 check_h "invalid -X argument: 'abbreviated'" -X abbreviated 62 63 check_h "incorrect personality designator '' in qualification 'getcwd@'" -e trace=getcwd@ 64 check_h "incorrect personality designator '42' in qualification 'getcwd@42'" -e trace=getcwd@42 65 check_h "incorrect personality designator '42' in qualification 'getcwd@42'" -e trace=gettid,getcwd@42 66 check_h "incorrect personality designator '42' in qualification '23@42'" -e trace=23@42,123 67 68 check_e "invalid system call '/getcwd@ohmy'" -e trace=/getcwd@ohmy 69 check_e "invalid -e kvm= argument: 'chdir'" -e kvm=chdir 70 71 case "$STRACE_NATIVE_ARCH" in 72 x86_64) 73 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@64 74 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@32 75 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@x32 76 ;; 77 x32) 78 check_h "incorrect personality designator '64' in qualification 'getcwd@64'" -e trace=getcwd@64 79 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@32 80 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@x32 81 ;; 82 aarch64|powerpc64|riscv|s390x|sparc64|tile) 83 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@64 84 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@32 85 check_h "incorrect personality designator 'x32' in qualification 'getcwd@x32'" -e trace=getcwd@x32 86 ;; 87 *) 88 pers="$((SIZEOF_LONG * 8))" 89 inv_pers="$((96 - pers))" 90 check_h "must have PROG [ARGS] or -p PID" -e trace=getcwd@"$pers" 91 check_h "incorrect personality designator '$inv_pers' in qualification 'getcwd@$inv_pers'" -e trace=getcwd@"$inv_pers" 92 check_h "incorrect personality designator 'x32' in qualification 'getcwd@x32'" -e trace=getcwd@x32 93 esac 94 95 ../zeroargc "$STRACE_EXE" /bin/true 2> "$LOG" && 96 dump_log_and_fail_with \ 97 'zeroargc strace failed to handle the error properly' 98 cat > "$EXP" << __EOF__ 99 $STRACE_EXE: must have PROG [ARGS] or -p PID 100 Try '$STRACE_EXE -h' for more information. 101 __EOF__ 102 diff -u -- "$EXP" "$LOG" > /dev/null || { 103 cat > "$EXP" <<- '__EOF__' 104 strace: must have PROG [ARGS] or -p PID 105 Try 'strace -h' for more information. 106 __EOF__ 107 match_diff "$LOG" "$EXP" \ 108 "zeroargc $STRACE $args output mismatch" 109 } 110 111 uid="${UID:-`id -u`}" 112 if [ "$uid" -ge 0 ]; then 113 if [ "$uid" -eq 0 ]; then 114 umsg="Cannot find user ':nosuchuser:'" 115 else 116 umsg='You must be root to use the -u option' 117 fi 118 119 check_e "$umsg" -u :nosuchuser: true 120 121 for c in i r t T y; do 122 check_e "-$c has no effect with -c 123 $STRACE_EXE: $umsg" -u :nosuchuser: -c -$c true 124 done 125 check_e "-i has no effect with -c 126 $STRACE_EXE: -r has no effect with -c 127 $STRACE_EXE: -t has no effect with -c 128 $STRACE_EXE: -T has no effect with -c 129 $STRACE_EXE: -y has no effect with -c 130 $STRACE_EXE: $umsg" -u :nosuchuser: -cirtTy true 131 fi 132 133 args='-p 2147483647' 134 $STRACE $args 2> "$LOG" && 135 dump_log_and_fail_with \ 136 "strace $args failed to handle the error properly" 137 138 for cmd in PTRACE_SEIZE PTRACE_ATTACH; do 139 cat > "$EXP" << __EOF__ 140 $STRACE_EXE: attach: ptrace($cmd, 2147483647): No such process 141 __EOF__ 142 diff -- "$EXP" "$LOG" || 143 continue 144 args= 145 break 146 done 147 148 [ -z "$args" ] || 149 dump_log_and_fail_with \ 150 "strace $args failed to print expected diagnostics" 151
