| 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) - 2013 Julien Desfossez <julien.desfossez@efficios.com> |
| 4 | # David Goulet <dgoulet@efficios.com> |
| 5 | # |
| 6 | # This library is free software; you can redistribute it and/or modify it under |
| 7 | # the terms of the GNU Lesser General Public License as published by the Free |
| 8 | # Software Foundation; version 2.1 of the License. |
| 9 | # |
| 10 | # This library is distributed in the hope that it will be useful, but WITHOUT |
| 11 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| 12 | # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
| 13 | # details. |
| 14 | # |
| 15 | # You should have received a copy of the GNU Lesser General Public License |
| 16 | # along with this library; if not, write to the Free Software Foundation, Inc., |
| 17 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | TEST_DESC="Live - Kernel space tracing" |
| 20 | |
| 21 | CURDIR=$(dirname $0)/ |
| 22 | TESTDIR=$CURDIR/../../../ |
| 23 | SESSIOND_BIN="lttng-sessiond" |
| 24 | RELAYD_BIN="lttng-relayd" |
| 25 | LTTNG_BIN="lttng" |
| 26 | BABELTRACE_BIN="babeltrace" |
| 27 | NR_ITER=1 |
| 28 | NR_USEC_WAIT=1 |
| 29 | DELAY_USEC=2000000 |
| 30 | |
| 31 | SESSION_NAME="live" |
| 32 | EVENT_NAME="sched_switch" |
| 33 | |
| 34 | TRACE_PATH=$(mktemp -d) |
| 35 | |
| 36 | DIR=$(readlink -f $TESTDIR) |
| 37 | |
| 38 | source $TESTDIR/utils/utils.sh |
| 39 | |
| 40 | function setup_live_tracing() |
| 41 | { |
| 42 | # Create session with default path |
| 43 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $SESSION_NAME --live $DELAY_USEC \ |
| 44 | -U net://localhost >/dev/null 2>&1 |
| 45 | |
| 46 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$EVENT_NAME" -s $SESSION_NAME -k >/dev/null 2>&1 |
| 47 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $SESSION_NAME >/dev/null 2>&1 |
| 48 | } |
| 49 | |
| 50 | function clean_live_tracing() |
| 51 | { |
| 52 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $SESSION_NAME >/dev/null 2>&1 |
| 53 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $SESSION_NAME >/dev/null 2>&1 |
| 54 | rm -rf $TRACE_PATH |
| 55 | } |
| 56 | |
| 57 | # Need root access for kernel tracing. |
| 58 | if [ "$(id -u)" == "0" ]; then |
| 59 | isroot=1 |
| 60 | else |
| 61 | echo "Root access is needed. Skipping all tests." |
| 62 | exit 0 |
| 63 | fi |
| 64 | |
| 65 | if [ -z $(pidof lt-$SESSIOND_BIN) ]; then |
| 66 | $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --background --quiet --consumerd32-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" |
| 67 | if [ $? -eq 1 ]; then |
| 68 | echo "Fail to start lttng-sessiond" |
| 69 | exit 1 |
| 70 | fi |
| 71 | fi |
| 72 | |
| 73 | opt="--background -o $TRACE_PATH" |
| 74 | if [ -z $(pidof lt-$RELAYD_BIN) ]; then |
| 75 | $DIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt >/dev/null 2>&1 |
| 76 | if [ $? -eq 1 ]; then |
| 77 | echo "Fail to start lttng-relayd (opt: $opt)" |
| 78 | return 1 |
| 79 | fi |
| 80 | fi |
| 81 | |
| 82 | setup_live_tracing |
| 83 | |
| 84 | # Start the live test |
| 85 | $TESTDIR/regression/tools/live/live_test |
| 86 | |
| 87 | clean_live_tracing |
| 88 | |
| 89 | # Kill the relayd |
| 90 | PID_RELAYD=`pidof lt-$RELAYD_BIN` |
| 91 | kill $PID_RELAYD >/dev/null 2>&1 |
| 92 | if [ $? -eq 1 ]; then |
| 93 | echo "Kill lttng-relayd (pid: $PID_RELAYD)" |
| 94 | exit 1 |
| 95 | else |
| 96 | out=1 |
| 97 | while [ -n "$out" ]; do |
| 98 | out=$(pidof lt-$RELAYD_BIN) |
| 99 | sleep 0.5 |
| 100 | done |
| 101 | fi |
| 102 | |
| 103 | # Kill the sessiond |
| 104 | PID_SESSIOND=`pidof lt-$SESSIOND_BIN` |
| 105 | kill $PID_SESSIOND >/dev/null 2>&1 |
| 106 | if [ $? -eq 1 ]; then |
| 107 | echo "Kill sessiond daemon" |
| 108 | exit 1 |
| 109 | else |
| 110 | out=1 |
| 111 | while [ -n "$out" ]; do |
| 112 | out=$(pidof lt-$SESSIOND_BIN) |
| 113 | sleep 0.5 |
| 114 | done |
| 115 | fi |