Add sessiond/SESSIOND_ prefix to sessiond testpoints
[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, should indicate failure
65 $CURDIR/$HEALTH_CHECK_BIN > ${STDOUT_PATH} 2> ${STDERR_PATH}
66
67 out=$(grep "${test_thread_error_string}" ${STDOUT_PATH} | wc -l)
68 if [ $out -eq 0 ]; then
69 fail "Validate thread ${test_thread_stall_name} is stalled"
70 diag "Health returned:"
71 diag "stdout:"
72 file=${STDOUT_PATH}
73 while read line ; do
74 diag "$line"
75 done < ${file}
76
77 diag "stderr:"
78 file=${STDERR_PATH}
79 while read line ; do
80 diag "$line"
81 done < ${file}
82
83 stop_lttng_sessiond
84 return 1
85 else
86 pass "Validate thread ${test_thread_stall_name} is stalled"
87 fi
88
89 # Wait
90 sleep 40
91
92 # Check health status, should now pass
93 $CURDIR/$HEALTH_CHECK_BIN > ${STDOUT_PATH} 2> ${STDERR_PATH}
94
95 out=$(grep "${test_thread_error_string}" ${STDOUT_PATH} | wc -l)
96 if [ $out -ne 0 ]; then
97 fail "Validate thread ${test_thread_stall_name} is not longer stalled"
98 diag "Health returned:"
99 diag "stdout:"
100 file=${STDOUT_PATH}
101 while read line ; do
102 diag "$line"
103 done < ${file}
104
105 diag "stderr:"
106 file=${STDERR_PATH}
107 while read line ; do
108 diag "$line"
109 done < ${file}
110
111 stop_lttng_sessiond
112 return 1
113 else
114 pass "Validate thread ${test_thread_stall_name} is not longer stalled"
115 stop_lttng_sessiond
116 fi
117 }
118
119 plan_tests $NUM_TESTS
120
121 print_test_banner "$TEST_DESC"
122
123 THREAD=("LTTNG_SESSIOND_THREAD_MANAGE_CLIENTS"
124 "LTTNG_SESSIOND_THREAD_MANAGE_APPS"
125 # This thread is a little bit tricky to stall,
126 # need to send some commands and setup an app.
127 # "LTTNG_SESSIOND_THREAD_REG_APPS"
128 )
129
130 ERROR_STRING=(
131 "Thread \"Session daemon command\" is not responding in component \"sessiond\"."
132 "Thread \"Session daemon application manager\" is not responding in component \"sessiond\"."
133 "Thread \"Session daemon application registration\" is not responding in component \"sessiond\"."
134 )
135
136 STDOUT_PATH=$(mktemp)
137 STDERR_PATH=$(mktemp)
138
139 THREAD_COUNT=${#THREAD[@]}
140 i=0
141 while [ "$i" -lt "$THREAD_COUNT" ]; do
142 test_thread_stall "${THREAD[$i]}" "${ERROR_STRING[$i]}"
143
144 if [ $? -eq 1 ]; then
145 exit 1
146 fi
147
148 let "i++"
149 done
150
151 # The manage kernel thread is only spawned if we are root
152 if [ "$(id -u)" == "0" ]; then
153 isroot=1
154 else
155 isroot=0
156 fi
157
158 skip $isroot "Root access is needed. Skipping LTTNG_SESSIOND_THREAD_MANAGE_KERNEL tests." "4" ||
159 {
160 test_thread_stall "LTTNG_SESSIOND_THREAD_MANAGE_KERNEL" "Thread \"Session daemon kernel\" is not responding in component \"sessiond\"."
161 }
162
163 rm -f ${STDOUT_PATH}
164 rm -f ${STDERR_PATH}
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