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)
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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 cat > coredump_phnum_restore_state.sh <<-EOF
45 ulimit -c '$(ulimit -c)'
46 sysctl kern.coredump=$(sysctl -n kern.coredump)
47 sysctl kern.corefile='$(sysctl -n kern.corefile)'
51 sysctl kern.coredump=1
52 sysctl kern.corefile="$(pwd)/coredump_phnum_helper.core"
54 atf_check -s signal:sigabrt "$(atf_get_srcdir)/coredump_phnum_helper"
56 # Check that core looks good
57 if [ ! -f coredump_phnum_helper.core ]; then
58 atf_fail "Helper program did not dump core"
61 # These magic numbers don't have any real significance. They are just
62 # the result of running the helper program and dumping core. The only
63 # important bit is that they're larger than 65535 (UINT16_MAX).
64 atf_check -o "match:65535 \(66[0-9]{3}\)" \
65 -x 'readelf -h coredump_phnum_helper.core | grep "Number of program headers:"'
66 atf_check -o "match:There are 66[0-9]{3} program headers" \
67 -x 'readelf -l coredump_phnum_helper.core | grep -1 "program headers"'
68 atf_check -o "match: 0000000000000001 .* 66[0-9]{3} " \
69 -x 'readelf -S coredump_phnum_helper.core | grep -A1 "^ \[ 0\] "'
71 atf_check -o "match:66[0-9]{3}" \
72 -x 'procstat -v coredump_phnum_helper.core | wc -l'
74 coredump_phnum_cleanup()
76 rm -f coredump_phnum_helper.core
77 if [ -f coredump_phnum_restore_state.sh ]; then
78 . ./coredump_phnum_restore_state.sh
80 rm -f coredump_phnum_restore_state.sh
85 atf_add_test_case coredump_phnum