dc9d850f45b1d7270b96cdbffe9098a71a2a58e6
[lttng-tools.git] / tests / regression / tools / health / test_thread_stall
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 - Thread stall"
19
20 CURDIR=$(dirname $0)/
21 TESTDIR=$CURDIR/../../..
22 LTTNG_BIN="lttng"
23 SESSION_NAME="health_thread_stall"
24 EVENT_NAME="bogus"
25 HEALTH_CHECK_BIN="health_check"
26 SESSIOND_PRELOAD=".libs/libhealthstall.so"
27
28 source $TESTDIR/utils/utils.sh
29
30 print_test_banner "$TEST_DESC"
31
32 if [ ! -f "$CURDIR/$SESSIOND_PRELOAD" ]; then
33 echo -e "libhealthstall.so not available for this test. Skipping."
34 exit 0
35 fi
36
37 function test_thread_stall
38 {
39 test_thread_stall_name="$1"
40 test_thread_exit_code="$2"
41
42 echo ""
43 echo -e "=== Testing health failure with ${test_thread_stall_name}"
44
45 # Activate testpoints
46 export LTTNG_TESTPOINT_ENABLE=1
47
48 # Activate specific thread exit
49 export ${test_thread_stall_name}_STALL=1
50
51 # Spawn sessiond with preload healthexit lib
52 export LD_PRELOAD="$CURDIR/$SESSIOND_PRELOAD"
53 start_lttng_sessiond
54
55 # Cleanup some env. var.
56 unset LD_PRELOAD
57 unset ${test_thread_stall_name}_STALL
58
59 # Check initial health status
60 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
61
62 echo -n "Validating that ${test_thread_stall_name} is stalled... "
63
64 # Wait
65 sleep 25
66
67 # Check health status, exit code should indicate failure
68 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
69
70 health_check_exit_code=$?
71
72 if [ $health_check_exit_code -eq $test_thread_exit_code ]; then
73 print_ok
74 else
75 print_fail
76 echo -e "Health returned: $health_check_exit_code\n"
77
78 stop_lttng_sessiond
79 return 1
80 fi
81
82 echo -n "Validating that ${test_thread_stall_name} is no longer stalled... "
83
84 # Wait
85 sleep 40
86
87 # Check health status, exit code should now pass
88 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
89
90 health_check_exit_code=$?
91
92 if [ $health_check_exit_code -eq 0 ]; then
93 print_ok
94 stop_lttng_sessiond
95 else
96 print_fail
97 echo -e "Health returned: $health_check_exit_code\n"
98 stop_lttng_sessiond
99 return 1
100 fi
101
102
103 }
104
105 THREAD=("LTTNG_THREAD_MANAGE_CLIENTS"
106 "LTTNG_THREAD_MANAGE_APPS"
107 # This thread is a little bit tricky to stall,
108 # need to send some commands and setup an app.
109 # "LTTNG_THREAD_REG_APPS"
110 "LTTNG_THREAD_MANAGE_KERNEL")
111
112 # Exit code value to indicate specific thread failure
113 EXIT_CODE=(1
114 2
115 # 4
116 8)
117
118 THREAD_COUNT=${#THREAD[@]}
119 i=0
120 while [ "$i" -lt "$THREAD_COUNT" ]; do
121 test_thread_stall "${THREAD[$i]}" "${EXIT_CODE[$i]}"
122
123 if [ $? -eq 1 ]; then
124 exit 1
125 fi
126
127 let "i++"
128 done
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