Tests: fix health tests to use custom socket timeout
[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 NUM_TESTS=12
28
29 source $TESTDIR/utils/utils.sh
30
31 if [ ! -f "$CURDIR/$SESSIOND_PRELOAD" ]; then
32 BAIL_OUT "libhealthstall.so not available for this test."
33 fi
34
35 function test_thread_stall
36 {
37 test_thread_stall_name="$1"
38 test_thread_exit_code="$2"
39
40 diag "Test health failure with ${test_thread_stall_name}"
41
42 # Activate testpoints
43 export LTTNG_TESTPOINT_ENABLE=1
44
45 # Activate specific thread exit
46 export ${test_thread_stall_name}_STALL=1
47
48 # Spawn sessiond with preload healthexit lib
49 export LD_PRELOAD="$CURDIR/$SESSIOND_PRELOAD"
50 # Set the socket timeout to 5 so the health check delta is set to 25.
51 export LTTNG_NETWORK_SOCKET_TIMEOUT=5
52 start_lttng_sessiond
53
54 # Cleanup some env. var.
55 unset LD_PRELOAD
56 unset ${test_thread_stall_name}_STALL
57
58 # Check initial health status
59 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
60
61 # Wait
62 sleep 30
63
64 # Check health status, exit code should indicate failure
65 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
66
67 health_check_exit_code=$?
68
69 if [ $health_check_exit_code -eq $test_thread_exit_code ]; then
70 pass "Validate that ${test_thread_stall_name} is stalled"
71 else
72 fail "Validate that ${test_thread_stall_name} is stalled"
73 diag "Health returned: $health_check_exit_code"
74
75 stop_lttng_sessiond
76 return 1
77 fi
78
79 # Wait
80 sleep 40
81
82 # Check health status, exit code should now pass
83 $CURDIR/$HEALTH_CHECK_BIN &> /dev/null
84
85 health_check_exit_code=$?
86
87 if [ $health_check_exit_code -eq 0 ]; then
88 pass "Validate that ${test_thread_stall_name} is no longer stalled"
89 stop_lttng_sessiond
90 else
91 fail "Validate that ${test_thread_stall_name} is no longer stalled"
92 diag "Health returned: $health_check_exit_code\n"
93 stop_lttng_sessiond
94 return 1
95 fi
96
97
98 }
99
100 plan_tests $NUM_TESTS
101
102 print_test_banner "$TEST_DESC"
103
104 THREAD=("LTTNG_THREAD_MANAGE_CLIENTS"
105 "LTTNG_THREAD_MANAGE_APPS"
106 # This thread is a little bit tricky to stall,
107 # need to send some commands and setup an app.
108 # "LTTNG_THREAD_REG_APPS"
109 )
110
111 # Exit code value to indicate specific thread failure
112 EXIT_CODE=(1
113 2
114 # 4
115 )
116
117 THREAD_COUNT=${#THREAD[@]}
118 i=0
119 while [ "$i" -lt "$THREAD_COUNT" ]; do
120 test_thread_stall "${THREAD[$i]}" "${EXIT_CODE[$i]}"
121
122 if [ $? -eq 1 ]; then
123 exit 1
124 fi
125
126 let "i++"
127 done
128
129 # The manage kernel thread is only spawned if we are root
130 if [ "$(id -u)" == "0" ]; then
131 isroot=1
132 else
133 isroot=0
134 fi
135
136 skip $isroot "Root access is needed. Skipping LTTNG_THREAD_MANAGE_KERNEL tests." "4" ||
137 {
138 test_thread_stall "LTTNG_THREAD_MANAGE_KERNEL" "8"
139 }
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