Fix: zero out data structure before using it
[lttng-tools.git] / 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_error_string="$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
57 $CURDIR/$HEALTH_CHECK_BIN > ${STDOUT_PATH} 2> ${STDERR_PATH}
58
59 out=$(grep "${test_tp_error_string}" ${STDOUT_PATH} | wc -l)
60 if [ $out -eq 0 ]; then
61 fail "Validate thread ${test_tp_fail_name} failure"
62 diag "Health returned:"
63
64 diag "stdout:"
65 file=${STDOUT_PATH}
66 while read line ; do
67 diag "$line"
68 done < ${file}
69
70 diag "stderr:"
71 file=${STDERR_PATH}
72 while read line ; do
73 diag "$line"
74 done < ${file}
75
76 stop_lttng_sessiond
77 return 1
78 else
79 pass "Validate thread ${test_tp_fail_name} failure"
80 stop_lttng_sessiond
81 fi
82 }
83
84 plan_tests $NUM_TESTS
85
86 print_test_banner "$TEST_DESC"
87
88 THREAD=("LTTNG_THREAD_MANAGE_CLIENTS"
89 "LTTNG_THREAD_MANAGE_APPS")
90
91 ERROR_STRING=(
92 "Thread \"Session daemon command\" is not responding in component \"sessiond\"."
93 "Thread \"Session daemon application manager\" is not responding in component \"sessiond\"."
94 )
95
96 STDOUT_PATH=$(mktemp)
97 STDERR_PATH=$(mktemp)
98
99 THREAD_COUNT=${#THREAD[@]}
100 i=0
101 while [ "$i" -lt "$THREAD_COUNT" ]; do
102 test_tp_fail "${THREAD[$i]}" "${ERROR_STRING[$i]}"
103
104 if [ $? -eq 1 ]; then
105 exit 1
106 fi
107
108 let "i++"
109 done
110
111 # The manage kernel thread is only spawned if we are root
112 if [ "$(id -u)" == "0" ]; then
113 isroot=1
114 else
115 isroot=0
116 fi
117
118 skip $isroot "Root access is needed. Skipping LTTNG_THREAD_MANAGE_KERNEL tests." "3" ||
119 {
120 test_tp_fail "LTTNG_THREAD_MANAGE_KERNEL" "Thread \"Session daemon kernel\" is not responding in component \"sessiond\"."
121 }
122
123 rm -f ${STDOUT_PATH}
124 rm -f ${STDERR_PATH}
125
126 # TODO: Special case manage consumer, need to spawn consumer via commands.
127 #"LTTNG_THREAD_MANAGE_CONSUMER"
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