2 # Copyright (c) 2016 Dell EMC Isilon
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
8 # 1. Redistributions of source code must retain the above copyright
9 # notice, this list of conditions, and the following disclaimer,
10 # without modification.
11 # 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 # substantially similar to the "NO WARRANTY" disclaimer below
13 # ("Disclaimer") and any redistribution must be conditioned upon
14 # including a substantially similar Disclaimer requirement for further
15 # binary redistribution.
18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
21 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 # HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 # STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 # IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 # POSSIBILITY OF SUCH DAMAGES.
32 atf_test_case coredump_phnum cleanup
35 atf_set "descr" "More than 65534 segments"
36 atf_set "require.config" "allow_sysctl_side_effects"
37 atf_set "require.progs" "readelf procstat"
38 atf_set "require.user" "root"
43 atf_check -o save:coredump_phnum_restore_state sysctl -e \
44 kern.coredump kern.corefile
47 atf_check -o ignore sysctl kern.coredump=1
48 atf_check -o ignore sysctl kern.corefile=coredump_phnum_helper.core
49 atf_check -o save:cuc sysctl -n kern.compress_user_cores
52 atf_check -s signal:sigabrt "$(atf_get_srcdir)/coredump_phnum_helper"
59 gunzip coredump_phnum_helper.core.gz 2>unzip_stderr
63 zstd -qd coredump_phnum_helper.core.zst 2>unzip_stderr
67 atf_skip "unsupported kern.compress_user_cores=$cuc"
71 if [ $unzip_status -ne 0 ]; then
72 if grep -q 'No space left on device' unzip_stderr; then
73 atf_skip "file system full: $(df $PWD | tail -n 1)"
75 atf_fail "unzip failed; status ${unzip_status}; " \
76 "stderr: $(cat unzip_stderr)"
79 # Check that core looks good
80 if [ ! -f coredump_phnum_helper.core ]; then
81 atf_fail "Helper program did not dump core"
84 # These magic numbers don't have any real significance. They are just
85 # the result of running the helper program and dumping core. The only
86 # important bit is that they're larger than 65535 (UINT16_MAX).
87 atf_check -o "match:65535 \(66[0-9]{3}\)" \
88 -x 'readelf -h coredump_phnum_helper.core | grep "Number of program headers:"'
89 atf_check -o "match:There are 66[0-9]{3} program headers" \
90 -x 'readelf -l coredump_phnum_helper.core | grep -1 "program headers"'
91 atf_check -o "match: 00000(0000000000)?1 .* 66[0-9]{3} " \
92 -x 'readelf -S coredump_phnum_helper.core | grep -A1 "^ \[ 0\] "'
94 atf_check -o "match:66[0-9]{3}" \
95 -x 'procstat -v coredump_phnum_helper.core | wc -l'
97 coredump_phnum_cleanup()
99 rm -f coredump_phnum_helper.core
100 if [ -f coredump_phnum_restore_state ]; then
101 sysctl -f coredump_phnum_restore_state
102 rm -f coredump_phnum_restore_state
107 atf_init_test_cases()
109 atf_add_test_case coredump_phnum