tests/regression/abi0-conflict/test_abi0_conflict

   1 #!/bin/bash
   2 # SPDX-License-Identifier: LGPL-2.1-only
   3
   4 if [ "x${UST_TESTS_SRCDIR:-}" != "x" ]; then
   5         UTILSSH="$UST_TESTS_SRCDIR/utils/utils.sh"
   6 else
   7         UTILSSH="$(dirname "$0")/../../utils/utils.sh"
   8 fi
   9
  10 # shellcheck source=../../utils/utils.sh
  11 source "$UTILSSH"
  12
  13 # shellcheck source=../../utils/tap.sh
  14 source "$UST_TESTS_SRCDIR/utils/tap.sh"
  15
  16 CURDIR="${UST_TESTS_BUILDDIR}/regression/abi0-conflict"
  17
  18 LIBFAKEUST0_PATH="${CURDIR}/.libs"
  19 LIBFAKEUST0="${LIBFAKEUST0_PATH}/libfakeust0.so"
  20
  21 LIBUST1_PATH="${UST_TESTS_BUILDDIR}/../src/lib/lttng-ust/.libs/"
  22 LIBUST1="${LIBUST1_PATH}/liblttng-ust.so.1"
  23
  24 STD_OUTPUT="/dev/null"
  25 STD_ERROR="/dev/null"
  26
  27 NUM_TESTS=22
  28
  29 # Set this variable to disable tests that rely on a library using a symbol from
  30 # the global offset table even if it provides its own copy, which is the
  31 # default behavior on Linux. This happens when using the '-Bsymbolic-functions'
  32 # linker flag.
  33 UST_TESTS_LD_SYMBOLIC_FUNC=${UST_TESTS_LD_SYMBOLIC_FUNC:-}
  34
  35 # On FreeBSD, symbol resolution when dlopening a shared object will always
  36 # favor symbols local to this shared object and thus our canary function will
  37 # never be called which breaks our abi conflict detection when abi1 is loaded
  38 # first.
  39 if [ "$UST_OS_TYPE" = "freebsd" ]; then
  40         UST_TESTS_LD_SYMBOLIC_FUNC=1
  41 fi
  42
  43 if [ "$UST_TESTS_LD_SYMBOLIC_FUNC" != "" ]; then
  44         NUM_TESTS=$((NUM_TESTS - 4))
  45 fi
  46
  47 # Force abort on CRIT() to detect ABI conflicts
  48 export LTTNG_UST_ABORT_ON_CRITICAL=1
  49
  50 plan_tests $NUM_TESTS
  51
  52 ###
  53 ##  LD_PRELOAD tests
  54 ###
  55
  56 diag "LD_PRELOAD"
  57
  58 ## App NOT linked on liblttng-ust
  59
  60 "${CURDIR}/app_noust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  61 ok $? "LD_PRELOAD: no-ust app works"
  62
  63 LD_PRELOAD="${LIBFAKEUST0}" "${CURDIR}/app_noust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  64 ok $? "LD_PRELOAD: no-ust app with abi0 preload succeeds"
  65
  66 LD_PRELOAD="${LIBFAKEUST0}:${LIBUST1}" "${CURDIR}/app_noust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  67 isnt $? 0 "LD_PRELOAD: no-ust app with abi0 and abi1 preload fails"
  68
  69 LD_PRELOAD="${LIBUST1}:${LIBFAKEUST0}" "${CURDIR}/app_noust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  70 isnt $? 0 "LD_PRELOAD: no-ust app with abi1 and abi0 preload fails"
  71
  72
  73 ## App linked on liblttng-ust.so.1
  74
  75 "${CURDIR}/app_ust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  76 ok $? "LD_PRELOAD: ust app works"
  77
  78 LD_PRELOAD="${LIBFAKEUST0}" "${CURDIR}/app_ust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  79 isnt $? 0 "LD_PRELOAD: ust app with abi0 preload fails"
  80
  81 LD_PRELOAD="${LIBFAKEUST0}:${LIBUST1}" "${CURDIR}/app_ust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  82 isnt $? 0 "LD_PRELOAD: ust app with abi0 and abi1 preload fails"
  83
  84 LD_PRELOAD="${LIBUST1}:${LIBFAKEUST0}" "${CURDIR}/app_ust" >"$STD_OUTPUT" 2>"$STD_ERROR"
  85 isnt $? 0 "LD_PRELOAD: ust app with abi1 and abi0 preload fails"
  86
  87
  88 ###
  89 ## dlopen tests
  90 ###
  91
  92 diag "dlopen"
  93
  94 ## App NOT linked on liblttng-ust
  95
  96 LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_noust_dlopen" abi0 >"$STD_OUTPUT" 2>"$STD_ERROR"
  97 ok $? "dlopen: no-ust app works"
  98
  99 LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_noust_dlopen" abi1_abi1 >"$STD_OUTPUT" 2>"$STD_ERROR"
 100 ok $? "dlopen: no-ust app with abi1 and abi1 succeeds"
 101
 102 LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_noust_dlopen" abi0_abi1 >"$STD_OUTPUT" 2>"$STD_ERROR"
 103 isnt $? 0 "dlopen: no-ust app with abi0 and abi1 fails"
 104
 105 if [ "$UST_TESTS_LD_SYMBOLIC_FUNC" = "" ]; then
 106     LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_noust_dlopen" abi1_abi0 >"$STD_OUTPUT" 2>"$STD_ERROR"
 107     isnt $? 0 "dlopen: no-ust app with abi1 and abi0 fails"
 108 fi
 109
 110 ## App linked on liblttng-ust.so.1
 111
 112 LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_ust_dlopen" abi1 >"$STD_OUTPUT" 2>"$STD_ERROR"
 113 ok $? "dlopen: ust app works"
 114
 115 if [ "$UST_TESTS_LD_SYMBOLIC_FUNC" = "" ]; then
 116     LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_ust_dlopen" abi0 >"$STD_OUTPUT" 2>"$STD_ERROR"
 117     isnt $? 0 "dlopen: ust app with abi0 fails"
 118
 119     LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_ust_dlopen" abi0_abi1 >"$STD_OUTPUT" 2>"$STD_ERROR"
 120     isnt $? 0 "dlopen: ust app with abi0 and abi1 fails"
 121
 122     LD_LIBRARY_PATH="$LIBFAKEUST0_PATH:$LIBUST1_PATH" "${CURDIR}/app_ust_dlopen" abi1_abi0 >"$STD_OUTPUT" 2>"$STD_ERROR"
 123     isnt $? 0 "dlopen: ust app with abi1 and abi0 fails"
 124 fi
 125
 126
 127 ###
 128 ##  Indirect linking
 129 ###
 130
 131 diag "Indirect linking"
 132
 133 ## App NOT linked on liblttng-ust
 134
 135 "${CURDIR}/app_noust_indirect_abi0" >"$STD_OUTPUT" 2>"$STD_ERROR"
 136 ok $? "indirect: no-ust app with abi0 succeeds"
 137
 138 "${CURDIR}/app_noust_indirect_abi1" >"$STD_OUTPUT" 2>"$STD_ERROR"
 139 ok $? "indirect: no-ust app with abi1 succeeds"
 140
 141 "${CURDIR}/app_noust_indirect_abi0_abi1" >"$STD_OUTPUT" 2>"$STD_ERROR"
 142 isnt $? 0 "indirect: no-ust app with abi0 and abi1 fails"
 143
 144 ## App linked on liblttng-ust
 145
 146 "${CURDIR}/app_ust_indirect_abi0" >"$STD_OUTPUT" 2>"$STD_ERROR"
 147 isnt $? 0 "indirect: ust app with abi0 fails"
 148
 149 "${CURDIR}/app_ust_indirect_abi1" >"$STD_OUTPUT" 2>"$STD_ERROR"
 150 ok $? "indirect: ust app with abi1 succeeds"
 151
 152 "${CURDIR}/app_ust_indirect_abi0_abi1" >"$STD_OUTPUT" 2>"$STD_ERROR"
 153 isnt $? 0 "indirect: ust app with abi0 and abi1 fails"