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[src/trunk]: src/tests/usr.bin/c++ Move common ASAN test case code into asan_...



details:   https://anonhg.NetBSD.org/src/rev/7d8616e6093c
branches:  trunk
changeset: 447969:7d8616e6093c
user:      mgorny <mgorny%NetBSD.org@localhost>
date:      Tue Jan 29 20:02:34 2019 +0000

description:
Move common ASAN test case code into asan_common.subr

Reviewed by <kamil>

diffstat:

 tests/usr.bin/c++/Makefile                         |   21 +-
 tests/usr.bin/c++/asan_common.subr                 |  168 ++++++++++++++
 tests/usr.bin/c++/t_asan_double_free.sh            |  185 +---------------
 tests/usr.bin/c++/t_asan_global_buffer_overflow.sh |  187 +---------------
 tests/usr.bin/c++/t_asan_heap_overflow.sh          |  183 +---------------
 tests/usr.bin/c++/t_asan_off_by_one.sh             |  204 +-----------------
 tests/usr.bin/c++/t_asan_poison.sh                 |  237 +--------------------
 tests/usr.bin/c++/t_asan_uaf.sh                    |  177 +--------------
 8 files changed, 248 insertions(+), 1114 deletions(-)

diffs (truncated from 1531 to 300 lines):

diff -r efc6df867608 -r 7d8616e6093c tests/usr.bin/c++/Makefile
--- a/tests/usr.bin/c++/Makefile        Tue Jan 29 19:59:10 2019 +0000
+++ b/tests/usr.bin/c++/Makefile        Tue Jan 29 20:02:34 2019 +0000
@@ -1,16 +1,19 @@
-# $NetBSD: Makefile,v 1.9 2018/05/02 18:46:05 kamil Exp $
+# $NetBSD: Makefile,v 1.10 2019/01/29 20:02:34 mgorny Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/usr.bin/c++
 
+ASAN_TESTS=    #
+ASAN_TESTS+=   t_asan_double_free
+ASAN_TESTS+=   t_asan_global_buffer_overflow
+ASAN_TESTS+=   t_asan_heap_overflow
+ASAN_TESTS+=   t_asan_off_by_one
+ASAN_TESTS+=   t_asan_poison
+ASAN_TESTS+=   t_asan_uaf
+
 TESTS_SH=      #
-TESTS_SH+=     t_asan_double_free
-TESTS_SH+=     t_asan_global_buffer_overflow
-TESTS_SH+=     t_asan_heap_overflow
-TESTS_SH+=     t_asan_off_by_one
-TESTS_SH+=     t_asan_poison
-TESTS_SH+=     t_asan_uaf
+TESTS_SH+=     $(ASAN_TESTS)
 TESTS_SH+=     t_ubsan_int_add_overflow
 TESTS_SH+=     t_ubsan_int_sub_overflow
 TESTS_SH+=     t_ubsan_int_neg_overflow
@@ -23,4 +26,8 @@
 TESTS_SH+=     t_pthread_once
 TESTS_SH+=     t_static_destructor
 
+.for test in ${ASAN_TESTS}
+TESTS_SH_SRC_${test}=  asan_common.subr ${test}.sh
+.endfor
+
 .include <bsd.test.mk>
diff -r efc6df867608 -r 7d8616e6093c tests/usr.bin/c++/asan_common.subr
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/usr.bin/c++/asan_common.subr        Tue Jan 29 20:02:34 2019 +0000
@@ -0,0 +1,168 @@
+#      $NetBSD: asan_common.subr,v 1.1 2019/01/29 20:02:34 mgorny Exp $
+#
+# Copyright (c) 2018, 2019 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+SUPPORT='n'
+test_target() {
+       if uname -m | grep -q "amd64"; then
+               SUPPORT='y'
+       fi
+
+       if uname -m | grep -q "i386"; then
+               SUPPORT='y'
+       fi
+}
+
+atf_test_case target_not_supported
+target_not_supported_head()
+{
+       atf_set "descr" "Test forced skip"
+}
+
+target_not_supported_body()
+{
+       atf_skip "Target is not supported"
+}
+
+# Add a new test case, with head & body.
+# asan_test_case <test-name> <description> <check-output>
+asan_test_case() {
+       atf_test_case "$1"
+       eval "$1_head() {
+               atf_set 'descr' 'compile and run \"$2\"'
+               atf_set 'require.progs' 'c++ paxctl'
+       }"
+
+       atf_test_case "$1_profile"
+       eval "$1_head() {
+               atf_set 'descr' 'compile and run \"$2\" with profiling option'
+               atf_set 'require.progs' 'c++ paxctl'
+       }"
+
+       atf_test_case "$1_pic"
+       eval "$1_head() {
+               atf_set 'descr' 'compile and run PIC \"$2\"'
+               atf_set 'require.progs' 'c++ paxctl'
+       }"
+
+       atf_test_case "$1_pie"
+       eval "$1_head() {
+               atf_set 'descr' 'compile and run position independent (PIE) \"$2\"'
+               atf_set 'require.progs' 'c++ paxctl'
+       }"
+
+       atf_test_case "${1}32"
+       eval "$1_head() {
+               atf_set 'descr' 'compile and run \"$2\" for/in netbsd32 emulation'
+               atf_set 'require.progs' 'c++ paxctl file diff cat'
+       }"
+
+       eval "$1_body() {
+               echo \"\$ASAN_CODE\" > test.cpp
+               c++ -fsanitize=address -o test test.cpp
+               paxctl +a test
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./test
+       }
+
+       $1_profile_body() {
+               echo \"\$ASAN_CODE\" > test.cpp
+               c++ -fsanitize=address -o test -pg test.cpp
+               paxctl +a test
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./test
+       }
+
+       $1_pic_body() {
+               echo \"\$ASAN_CODE\" > test.cpp
+               c++ -DPIC_FOO -fsanitize=address -fPIC -shared -o libtest.so test.cpp
+               c++ -DPIC_MAIN -o test test.cpp -fsanitize=address -L. -ltest
+               paxctl +a test
+
+               export LD_LIBRARY_PATH=.
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./test
+       }
+
+       $1_pie_body() {
+               # check whether this arch supports -pice
+               if ! c++ -pie -dM -E - < /dev/null 2>/dev/null >/dev/null; then
+                       atf_set_skip 'c++ -pie not supported on this architecture'
+               fi
+               echo \"\$ASAN_CODE\" > test.cpp
+               c++ -fsanitize=address -o test -fpie -pie test.cpp
+               paxctl +a test
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./test
+       }
+
+       ${1}32_body() {
+               # check whether this arch is 64bit
+               if ! c++ -dM -E - < /dev/null | fgrep -q _LP64; then
+                       atf_skip 'this is not a 64 bit architecture'
+               fi
+               if ! c++ -m32 -dM -E - < /dev/null 2>/dev/null > ./def32; then
+                       atf_skip 'c++ -m32 not supported on this architecture'
+               else
+                       if fgrep -q _LP64 ./def32; then
+                               atf_fail 'c++ -m32 does not generate netbsd32 binaries'
+                       fi
+               fi
+
+               echo \"\$ASAN_CODE\" > test.cpp
+               c++ -fsanitize=address -o df32 -m32 test.cpp
+               c++ -fsanitize=address -o df64 test.cpp
+               file -b ./df32 > ./ftype32
+               file -b ./df64 > ./ftype64
+               if diff ./ftype32 ./ftype64 >/dev/null; then
+                       atf_fail 'generated binaries do not differ'
+               fi
+               echo '32bit binaries on this platform are:'
+               cat ./ftype32
+               echo 'While native (64bit) binaries are:'
+               cat ./ftype64
+               paxctl +a df32
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./df32
+
+# and another test with profile 32bit binaries
+               c++ -fsanitize=address -o test -pg -m32 test.cpp
+               paxctl +a test
+               atf_check -s not-exit:0 -o not-match:'CHECK\n' -e match:'$3' ./test
+       }"
+}
+
+asan_add_test_cases() {
+       test_target
+       test $SUPPORT = 'n' && {
+               atf_add_test_case target_not_supported
+               return 0
+       }
+
+       atf_add_test_case "$1"
+#      atf_add_test_case "$1_profile"
+       atf_add_test_case "$1_pic"
+       atf_add_test_case "$1_pie"
+#      atf_add_test_case "${1}32"
+       # static option not supported
+       # -static and -fsanitize=address can't be used together for compilation
+       # (gcc version 5.4.0 and clang 7.1) tested on April 2nd 2018.
+}
diff -r efc6df867608 -r 7d8616e6093c tests/usr.bin/c++/t_asan_double_free.sh
--- a/tests/usr.bin/c++/t_asan_double_free.sh   Tue Jan 29 19:59:10 2019 +0000
+++ b/tests/usr.bin/c++/t_asan_double_free.sh   Tue Jan 29 20:02:34 2019 +0000
@@ -1,6 +1,6 @@
-#      $NetBSD: t_asan_double_free.sh,v 1.2 2018/07/16 07:27:26 kamil Exp $
+#      $NetBSD: t_asan_double_free.sh,v 1.3 2019/01/29 20:02:34 mgorny Exp $
 #
-# Copyright (c) 2018 The NetBSD Foundation, Inc.
+# Copyright (c) 2018, 2019 The NetBSD Foundation, Inc.
 # All rights reserved.
 #
 # This code is derived from software contributed to The NetBSD Foundation
@@ -28,185 +28,22 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-SUPPORT='n'
-test_target() {
-       if uname -m | grep -q "amd64"; then
-               SUPPORT='y'
-       fi
-
-       if uname -m | grep -q "i386"; then
-               SUPPORT='y'
-       fi
-}
-
-atf_test_case double_free
-double_free_head() {
-       atf_set "descr" "compile and run \"Double Free example\""
-       atf_set "require.progs" "c++ paxctl"
-}
-
-atf_test_case double_free_profile
-double_free_profile_head() {
-       atf_set "descr" "compile and run \"Double Free example\" with profiling option"
-       atf_set "require.progs" "c++ paxctl"
-}
-
-atf_test_case double_free_pic
-double_free_pic_head() {
-       atf_set "descr" "compile and run PIC \"Double Free example\""
-       atf_set "require.progs" "c++ paxctl"
-}
-
-atf_test_case double_free_pie
-double_free_pie_head() {
-       atf_set "descr" "compile and run position independent (PIE) \"Double Free example\""
-       atf_set "require.progs" "c++ paxctl"
-}
-
-atf_test_case double_free32
-double_free32_head() {
-       atf_set "descr" "compile and run \"Double Free example\" for/in netbsd32 emulation"
-       atf_set "require.progs" "c++ paxctl file diff cat"
-}
-
-atf_test_case target_not_supported
-target_not_supported_head()
-{
-       atf_set "descr" "Test forced skip"
-}
-
-double_free_body() {
-       cat > test.cpp << EOF
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-void foo(int index) { char *x = (char*)malloc(10 * sizeof(char)); memset(x, 0, 10); free(x); free(x - index); }
-int main(int argc, char **argv) { foo(argc - 1); printf("CHECK\n"); exit(0); }
-EOF
-       c++ -fsanitize=address -o test test.cpp
-       paxctl +a test
-       atf_check -s not-exit:0 -o not-match:"CHECK\n" -e match:"double-free" ./test
-}
-
-double_free_profile_body() {
-       cat > test.cpp << EOF
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-void foo(int index) { char *x = (char*)malloc(10 * sizeof(char)); memset(x, 0, 10); free(x); free(x - index); }
-int main(int argc, char **argv) { foo(argc - 1); printf("CHECK\n"); exit(0); }
-EOF
-       c++ -fsanitize=address -o test -pg test.cpp
-       paxctl +a test
-       atf_check -s not-exit:0 -o not-match:"CHECK\n" -e match:"double-free" ./test
-}
-



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