tests/tools/health/health_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
  28 source $TESTDIR/utils.sh
  29
  30 print_test_banner "$TEST_DESC"
  31
  32 if [ ! -f "$CURDIR/$SESSIOND_PRELOAD" ]; then
  33         echo -e "libhealthtpfail.so not available for this test. Skipping."
  34         exit 0
  35 fi
  36
  37 function test_tp_fail
  38 {
  39         test_tp_fail_name="$1"
  40         test_tp_fail_code="$2"
  41
  42         echo ""
  43         echo -e "=== Testing health failure with ${test_tp_fail_name}"
  44
  45         # Activate testpoints
  46         export LTTNG_TESTPOINT_ENABLE=1
  47
  48         # Activate specific testpoint failure
  49         export ${test_tp_fail_name}_TP_FAIL=1
  50
  51         # Spawn sessiond with preload healthexit lib
  52         export LD_PRELOAD="$CURDIR/$SESSIOND_PRELOAD"
  53         start_lttng_sessiond
  54
  55         # Cleanup some env. var.
  56         unset LD_PRELOAD
  57         unset ${test_tp_fail_name}_TP_FAIL
  58
  59         echo -n "Validating thread ${test_tp_fail_name} failure... "
  60
  61         # Check health status, exit code should indicate failure
  62         $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
  63
  64         health_check_exit_code=$?
  65
  66         if [ $health_check_exit_code -eq $test_tp_fail_code ]; then
  67                 print_ok
  68                 stop_lttng_sessiond
  69         else
  70                 print_fail
  71                 echo -e "Health returned: $health_check_exit_code\n"
  72
  73                 stop_lttng_sessiond
  74                 return 1
  75         fi
  76 }
  77
  78 THREAD=("LTTNG_THREAD_MANAGE_CLIENTS"
  79         "LTTNG_THREAD_MANAGE_APPS"
  80         "LTTNG_THREAD_MANAGE_KERNEL")
  81
  82 # Exit code value to indicate specific thread failure
  83 EXIT_CODE=(1 2 8)
  84
  85 THREAD_COUNT=${#THREAD[@]}
  86 i=0
  87 while [ "$i" -lt "$THREAD_COUNT" ]; do
  88         test_tp_fail "${THREAD[$i]}" "${EXIT_CODE[$i]}"
  89
  90         if [ $? -eq 1 ]; then
  91                 exit 1
  92         fi
  93
  94         let "i++"
  95 done
  96
  97 # Special case manage consumer, need to spawn consumer via commands.
  98 #"LTTNG_THREAD_MANAGE_CONSUMER"