1 # This file is sourced by init.sh, *before* its initialization.
3 # Copyright (C) 2010-2011 Free Software Foundation, Inc.
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation, either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # This goes hand in hand with the "exec 9>&2;" in tests/Makefile.am's
20 # TESTS_ENVIRONMENT definition.
23 # Having an unsearchable directory in PATH causes execve to fail with EACCES
24 # when applied to an unresolvable program name, contrary to the desired ENOENT.
25 # Avoid the problem by rewriting PATH to exclude unsearchable directories.
28 # FIXME: remove double quotes around $IFS when all tests use init.sh.
29 # They constitute a work-around for a bug in FreeBSD 8.1's /bin/sh.
30 local saved_IFS="$IFS"
39 test -z "$d" && d1=. || d1=$d
40 if ls -d "$d1/." > /dev/null 2>&1; then
41 new_path="$new_path$colon$d"
53 test "$INT_MAX" || fatal_ "running getlimits"
58 getfacl --version < /dev/null > /dev/null 2>&1 \
59 && setfacl --version < /dev/null > /dev/null 2>&1 \
60 || skip_ "This test requires getfacl and setfacl."
62 id -u bin > /dev/null 2>&1 \
63 || skip_ "This test requires a local user named bin."
68 test $# = 1 || framework_failure_
69 df --local "$1" >/dev/null 2>&1
75 skip_ "This test must be run on a local file system."
78 # Skip this test if we're not in SELinux "enforcing" mode.
79 require_selinux_enforcing_()
81 test "$(getenforce)" = Enforcing \
82 || skip_ "This test is useful only with SELinux in Enforcing mode."
85 require_openat_support_()
87 # Skip this test if your system has neither the openat-style functions
88 # nor /proc/self/fd support with which to emulate them.
89 test -z "$CONFIG_HEADER" \
90 && skip_ 'internal error: CONFIG_HEADER not defined'
93 grep '^#define HAVE_OPENAT' "$CONFIG_HEADER" > /dev/null && _skip=no
94 test -d /proc/self/fd && _skip=no
95 if test $_skip = yes; then
96 skip_ 'this system lacks openat support'
103 # Expect to be able to exec a program in 10MB of virtual memory,
104 # but not in 20KB. I chose "date". It must not be a shell built-in
105 # function, so you can't use echo, printf, true, etc.
106 # Of course, in coreutils, I could use $top_builddir/src/true,
107 # but this should be able to work for other projects, too.
108 ( ulimit -v 10000; date ) > /dev/null 2>&1 || ulimit_works=no
109 ( ulimit -v 20; date ) > /dev/null 2>&1 && ulimit_works=no
111 test $ulimit_works = no \
112 && skip_ "this shell lacks ulimit support"
115 require_readable_root_()
117 test -r / || skip_ "/ is not readable"
120 # Skip the current test if strace is not available or doesn't work
121 # with the named syscall. Usage: require_strace_ unlink
124 test $# = 1 || framework_failure_
126 strace -V < /dev/null > /dev/null 2>&1 ||
127 skip_ 'no strace program'
129 strace -qe "$1" echo > /dev/null 2>&1 ||
130 skip_ 'strace -qe "'"$1"'" does not work'
133 # Require a controlling input `terminal'.
134 require_controlling_input_terminal_()
136 tty -s || have_input_tty=no
137 test -t 0 || have_input_tty=no
138 if test "$have_input_tty" = no; then
139 skip_ 'requires controlling input terminal
140 This test must have a controlling input "terminal", so it may not be
141 run via "batch", "at", or "ssh". On some systems, it may not even be
142 run in the background.'
150 case " $built_programs " in
152 *) echo "$i: not built" 1>&2; skip_=yes ;;
156 test $skip_ = yes && skip_ "required program(s) not built"
159 require_file_system_bytes_free_()
162 local expr=$(stat -f --printf "$req / %S <= %a" .)
163 awk "BEGIN{ exit !($expr) }" \
164 || skip_ "this test needs at least $req bytes of free space"
169 # Make sure id -u succeeds.
171 || { echo "$0: cannot run \`id -u'" 1>&2; return 1; }
173 # Make sure it gives valid output.
177 echo "$0: invalid output (\`$my_uid') from \`id -u'" 1>&2
183 get_process_status_()
185 sed -n '/^State:[ ]*\([[:alpha:]]\).*/s//\1/p' /proc/$1/status
188 # Convert an ls-style permission string, like drwxr----x and -rw-r-x-wx
189 # to the equivalent chmod --mode (-m) argument, (=,u=rwx,g=r,o=x and
190 # =,u=rw,g=rx,o=wx). Ignore ACLs.
195 *) echo "$0: wrong number of arguments" 1>&2
196 echo "Usage: $0 ls-style-mode-string" 1>&2
201 [ld-][rwx-][rwx-][rwxsS-][rwx-][rwx-][rwxsS-][rwx-][rwx-][rwxtT-]) ;;
202 [ld-][rwx-][rwx-][rwxsS-][rwx-][rwx-][rwxsS-][rwx-][rwx-][rwxtT-][+.]) ;;
203 *) echo "$0: invalid mode string: $rwx" 1>&2; return;;
206 # Perform these conversions:
211 # The `T' and `t' ones are only valid for `other'.
212 s='s/S/@/;s/s/x@/;s/@/s/'
213 t='s/T/@/;s/t/x@/;s/@/t/'
215 u=`echo $rwx|sed 's/^.\(...\).*/,u=\1/;s/-//g;s/^,u=$//;'$s`
216 g=`echo $rwx|sed 's/^....\(...\).*/,g=\1/;s/-//g;s/^,g=$//;'$s`
217 o=`echo $rwx|sed 's/^.......\(...\).*/,o=\1/;s/-//g;s/^,o=$//;'$s';'$t`
224 root) skip_ must be run as root ;;
225 non-root) skip_ must be run as non-root ;;
232 # When in a chroot of an SELinux-enabled system, but with a mock-simulated
233 # SELinux-*disabled* system, recognize that SELinux is disabled system wide:
234 grep 'selinuxfs$' /proc/filesystems > /dev/null \
235 || skip_ "this system lacks SELinux support"
237 # Independent of whether SELinux is enabled system-wide,
238 # the current file system may lack SELinux support.
241 skip_ "this system (or maybe just" \
242 "the current file system) lacks SELinux support"
249 if test "$RUN_VERY_EXPENSIVE_TESTS" != yes; then
250 skip_ 'very expensive: disabled by default
251 This test is very expensive, so it is disabled by default.
252 To run it anyway, rerun make check with the RUN_VERY_EXPENSIVE_TESTS
253 environment variable set to yes. E.g.,
255 env RUN_VERY_EXPENSIVE_TESTS=yes make check
262 if test "$RUN_EXPENSIVE_TESTS" != yes; then
263 skip_ 'expensive: disabled by default
264 This test is relatively expensive, so it is disabled by default.
265 To run it anyway, rerun make check with the RUN_EXPENSIVE_TESTS
266 environment variable set to yes. E.g.,
268 env RUN_EXPENSIVE_TESTS=yes make check
275 uid_is_privileged_ || skip_ "must be run as root"
276 NON_ROOT_USERNAME=${NON_ROOT_USERNAME=nobody}
277 NON_ROOT_GROUP=${NON_ROOT_GROUP=$(id -g $NON_ROOT_USERNAME)}
280 skip_if_root_() { uid_is_privileged_ && skip_ "must be run as non-root"; }
282 # Set `groups' to a space-separated list of at least two groups
283 # of which the user is a member.
284 require_membership_in_two_groups_()
286 test $# = 0 || framework_failure_
288 groups=${COREUTILS_GROUPS-`(id -G || /usr/xpg4/bin/id -G) 2>/dev/null`}
291 *) skip_ 'requires membership in two groups
292 this test requires that you be a member of more than one group,
293 but running `id -G'\'' either failed or found just one. If you really
294 are a member of at least two groups, then rerun this test with
295 COREUTILS_GROUPS set in your environment to the space-separated list
296 of group names or numbers. E.g.,
298 env COREUTILS_GROUPS='users cdrom' make check
305 # Is /proc/$PID/status supported?
306 require_proc_pid_status_()
311 grep '^State:[ ]*[S]' /proc/$pid/status > /dev/null 2>&1 ||
312 skip_ "/proc/$pid/status: missing or 'different'"
316 # Return nonzero if the specified path is on a file system for
317 # which FIEMAP support exists. Note some file systems (like ext3 and btrfs)
318 # only support FIEMAP for files, not directories.
321 if ! python < /dev/null; then
322 warn_ 'fiemap_capable_: python missing: assuming not fiemap capable'
325 python $abs_srcdir/fiemap-capable "$@"
328 # Skip the current test if "." lacks d_type support.
329 require_dirent_d_type_()
332 || skip_ python missing: assuming no d_type support
334 python $abs_srcdir/d_type-check \
335 || skip_ requires d_type support
338 # Does the current (working-dir) file system support sparse files?
339 require_sparse_support_()
341 test $# = 0 || framework_failure_
342 # Test whether we can create a sparse file.
343 # For example, on Darwin6.5 with a file system of type hfs, it's not possible.
344 # NTFS requires 128K before a hole appears in a sparse file.
346 dd bs=1 seek=128K of=$t < /dev/null 2> /dev/null
350 if test $kb_size -ge 128; then
351 skip_ 'this file system does not support sparse files'
357 test $# = 1 || framework_failure_
358 if ! mkfifo "$1"; then
359 # Make an exception of this case -- usually we interpret framework-creation
360 # failure as a test failure. However, in this case, when running on a SunOS
361 # system using a disk NFS mounted from OpenBSD, the above fails like this:
362 # mkfifo: cannot make fifo `fifo-10558': Not owner
363 skip_ 'unable to create a fifo'
367 # Disable the current test if the working directory seems to have
368 # the setgid bit set.
371 setgid_tmpdir=setgid-$$
372 (umask 77; mkdir $setgid_tmpdir)
373 perms=$(stat --printf %A $setgid_tmpdir)
377 drwxr-xr-x);; # Windows98 + DJGPP 2.03
378 *) skip_ 'this directory has the setgid bit set';;
382 skip_if_mcstransd_is_running_()
384 test $# = 0 || framework_failure_
386 # When mcstransd is running, you'll see only the 3-component
387 # version of file-system context strings. Detect that,
388 # and if it's running, skip this test.
389 __ctx=$(stat --printf='%C\n' .) || framework_failure_
391 *:*:*:*) ;; # four components is ok
392 *) # anything else probably means mcstransd is running
393 skip_ "unexpected context '$__ctx'; turn off mcstransd" ;;
397 # Skip the current test if umask doesn't work as usual.
398 # This test should be run in the temporary directory that ends
399 # up being removed via the trap commands.
400 working_umask_or_skip_()
405 perms=`ls -l file1 file2 | sed 's/ .*//' | uniq`
410 '*) skip_ 'your build directory has unusual umask semantics'
414 # Retry a function requiring a sufficient delay to _pass_
415 # using a truncated exponential backoff method.
416 # Example: retry_delay_ dd_reblock_1 .1 6
417 # This example will call the dd_reblock_1 function with
418 # an initial delay of .1 second and call it at most 6 times
419 # with a max delay of 3.2s (doubled each time), or a total of 6.3s
420 # Note ensure you do _not_ quote the parameter to GNU sleep in
421 # your function, as it may contain separate values that `sleep`
422 # needs to accumulate.
430 local num_sleeps=$attempt
432 while test $attempt -le $max_n_tries; do
433 local delay=$($AWK -v n=$num_sleeps -v s="$init_delay" \
434 'BEGIN { print s * n }')
435 "$test_func" "$delay" && { time_fail=0; break; } || time_fail=1
436 attempt=$(expr $attempt + 1)
437 num_sleeps=$(expr $num_sleeps '*' 2)
439 test "$time_fail" = 0
442 # Call this with a list of programs under test immediately after
446 if test "$VERBOSE" = yes; then