tests/regression/tools/health/test_tp_fail

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2012 Christian Babeux <christian.babeux@efficios.com>
   4 #
   5 # This program is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License, version 2 only, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This program is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12 # more details.
  13 #
  14 # You should have received a copy of the GNU General Public License along with
  15 # this program; if not, write to the Free Software Foundation, Inc., 51
  16 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 TEST_DESC="Health check - Testpoint failure"
  19
  20 CURDIR=$(dirname $0)/
  21 TESTDIR=$CURDIR/../../..
  22 LTTNG_BIN="lttng"
  23 SESSION_NAME="health_tp_fail"
  24 EVENT_NAME="bogus"
  25 HEALTH_CHECK_BIN="health_check"
  26 SESSIOND_PRELOAD=".libs/libhealthtpfail.so"
  27 NUM_TESTS=9
  28
  29 source $TESTDIR/utils/utils.sh
  30
  31 if [ ! -f "$CURDIR/$SESSIOND_PRELOAD" ]; then
  32         BAIL_OUT "libhealthtpfail.so not available for this test."
  33 fi
  34
  35 function test_tp_fail
  36 {
  37         test_tp_fail_name="$1"
  38         test_tp_fail_code="$2"
  39
  40         diag "Test health failure with ${test_tp_fail_name}"
  41
  42         # Activate testpoints
  43         export LTTNG_TESTPOINT_ENABLE=1
  44
  45         # Activate specific testpoint failure
  46         export ${test_tp_fail_name}_TP_FAIL=1
  47
  48         # Spawn sessiond with preload healthexit lib
  49         export LD_PRELOAD="$CURDIR/$SESSIOND_PRELOAD"
  50         start_lttng_sessiond
  51
  52         # Cleanup some env. var.
  53         unset LD_PRELOAD
  54         unset ${test_tp_fail_name}_TP_FAIL
  55
  56         # Check health status, exit code should indicate failure
  57         $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
  58
  59         health_check_exit_code=$?
  60
  61         if [ $health_check_exit_code -eq $test_tp_fail_code ]; then
  62                 pass "Validate thread ${test_tp_fail_name} failure"
  63                 stop_lttng_sessiond
  64         else
  65                 fail "Validate thread ${test_tp_fail_name} failure"
  66                 diag "Health returned: $health_check_exit_code"
  67                 stop_lttng_sessiond
  68                 return 1
  69         fi
  70 }
  71
  72 plan_tests $NUM_TESTS
  73
  74 print_test_banner "$TEST_DESC"
  75
  76 THREAD=("LTTNG_THREAD_MANAGE_CLIENTS"
  77         "LTTNG_THREAD_MANAGE_APPS")
  78
  79 # Exit code value to indicate specific thread failure
  80 EXIT_CODE=(1 2)
  81
  82 THREAD_COUNT=${#THREAD[@]}
  83 i=0
  84 while [ "$i" -lt "$THREAD_COUNT" ]; do
  85         test_tp_fail "${THREAD[$i]}" "${EXIT_CODE[$i]}"
  86
  87         if [ $? -eq 1 ]; then
  88                 exit 1
  89         fi
  90
  91         let "i++"
  92 done
  93
  94 # The manage kernel thread is only spawned if we are root
  95 if [ "$(id -u)" == "0" ]; then
  96         isroot=1
  97 else
  98         isroot=0
  99 fi
 100
 101 skip $isroot "Root access is needed. Skipping LTTNG_THREAD_MANAGE_KERNEL tests." "3" ||
 102 {
 103         test_tp_fail "LTTNG_THREAD_MANAGE_KERNEL" "8"
 104 }
 105
 106
 107 # TODO: Special case manage consumer, need to spawn consumer via commands.
 108 #"LTTNG_THREAD_MANAGE_CONSUMER"