Add sessiond/SESSIOND_ prefix to sessiond testpoints
[lttng-tools.git] / tests / regression / tools / health / test_thread_stall
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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
18TEST_DESC="Health check - Thread stall"
19
20CURDIR=$(dirname $0)/
9ac429ef 21TESTDIR=$CURDIR/../../..
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22LTTNG_BIN="lttng"
23SESSION_NAME="health_thread_stall"
24EVENT_NAME="bogus"
25HEALTH_CHECK_BIN="health_check"
26SESSIOND_PRELOAD=".libs/libhealthstall.so"
b63a3a25 27NUM_TESTS=12
5862a19a 28
9ac429ef 29source $TESTDIR/utils/utils.sh
5862a19a 30
a863986c 31if [ ! -f "$CURDIR/$SESSIOND_PRELOAD" ]; then
33c820d6 32 BAIL_OUT "libhealthstall.so not available for this test."
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33fi
34
35function test_thread_stall
36{
37 test_thread_stall_name="$1"
38 test_thread_exit_code="$2"
39
33c820d6 40 diag "Test health failure with ${test_thread_stall_name}"
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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"
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50 # Set the socket timeout to 5 so the health check delta is set to 25.
51 export LTTNG_NETWORK_SOCKET_TIMEOUT=5
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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
1dc66576 59 $CURDIR/$HEALTH_CHECK_BIN > /dev/null
5862a19a 60
5862a19a 61 # Wait
c2ee6c2e 62 sleep 30
5862a19a 63
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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}
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82
83 stop_lttng_sessiond
84 return 1
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85 else
86 pass "Validate thread ${test_thread_stall_name} is stalled"
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87 fi
88
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89 # Wait
90 sleep 40
91
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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}
5862a19a 110
5862a19a 111 stop_lttng_sessiond
1dc66576 112 return 1
5862a19a 113 else
1dc66576 114 pass "Validate thread ${test_thread_stall_name} is not longer stalled"
5862a19a 115 stop_lttng_sessiond
5862a19a 116 fi
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117}
118
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119plan_tests $NUM_TESTS
120
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121print_test_banner "$TEST_DESC"
122
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123THREAD=("LTTNG_SESSIOND_THREAD_MANAGE_CLIENTS"
124 "LTTNG_SESSIOND_THREAD_MANAGE_APPS"
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125# This thread is a little bit tricky to stall,
126# need to send some commands and setup an app.
e547b070 127# "LTTNG_SESSIOND_THREAD_REG_APPS"
33c820d6 128)
5862a19a 129
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130ERROR_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\"."
33c820d6 134)
5862a19a 135
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136STDOUT_PATH=$(mktemp)
137STDERR_PATH=$(mktemp)
138
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139THREAD_COUNT=${#THREAD[@]}
140i=0
141while [ "$i" -lt "$THREAD_COUNT" ]; do
1dc66576 142 test_thread_stall "${THREAD[$i]}" "${ERROR_STRING[$i]}"
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143
144 if [ $? -eq 1 ]; then
145 exit 1
146 fi
147
148 let "i++"
149done
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150
151# The manage kernel thread is only spawned if we are root
152if [ "$(id -u)" == "0" ]; then
153 isroot=1
154else
155 isroot=0
156fi
157
e547b070 158skip $isroot "Root access is needed. Skipping LTTNG_SESSIOND_THREAD_MANAGE_KERNEL tests." "4" ||
33c820d6 159{
e547b070 160 test_thread_stall "LTTNG_SESSIOND_THREAD_MANAGE_KERNEL" "Thread \"Session daemon kernel\" is not responding in component \"sessiond\"."
33c820d6 161}
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162
163rm -f ${STDOUT_PATH}
164rm -f ${STDERR_PATH}
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