tests/regression/tools/save-load/test_save

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2014 David Goulet <dgoulet@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 TEST_DESC="Save session(s)"
   8
   9 CURDIR=$(dirname $0)/
  10 TESTDIR=$CURDIR/../../../
  11
  12 SESSION_NAME="save-42"
  13 CHANNEL_NAME="chan-save"
  14 EVENT_NAME="tp:tptest"
  15 MAP_32_NAME="ze-map-32"
  16 MAP_64_NAME="ze-map-64"
  17
  18 DIR=$(readlink -f $TESTDIR)
  19
  20 NUM_TESTS=46
  21
  22 source $TESTDIR/utils/utils.sh
  23
  24 FULL_LTTNG_BIN="${TESTDIR}/../src/bin/lttng/${LTTNG_BIN}"
  25
  26 # MUST set TESTDIR before calling those functions
  27 plan_tests $NUM_TESTS
  28
  29 print_test_banner "$TEST_DESC"
  30
  31 # Expected to fail
  32 function save_lttng_fail()
  33 {
  34         local sess_name=$1
  35         local opts=$2
  36
  37         $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts >/dev/null 2>&1
  38         if [ $? -ne 0 ]; then
  39                 ok 0 "Session failed to be saved. Expected!"
  40         else
  41                 ok 1 "Session has been saved. NOT expected!"
  42         fi
  43 }
  44
  45 function is_session_saved()
  46 {
  47         local path=$1
  48         local name=$2
  49
  50         [ -f "$path/$name.lttng" ];
  51         ok $? "Session $name.lttng file found!"
  52 }
  53
  54 function test_basic_save()
  55 {
  56         diag "Test basic save"
  57
  58         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  59         enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME
  60         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
  61         lttng_add_map_ok $MAP_32_NAME $SESSION_NAME -u 32 "" ""
  62         lttng_add_map_ok $MAP_64_NAME $SESSION_NAME -u 64 "" ""
  63         lttng_track_ok "-p 666 -u -s $SESSION_NAME"
  64
  65         lttng_save $SESSION_NAME "-o $TRACE_PATH"
  66
  67         is_session_saved $TRACE_PATH $SESSION_NAME
  68
  69         local session_file="$TRACE_PATH/$SESSION_NAME.lttng"
  70
  71         local map_count=$(xmllint --xpath 'count(/sessions/session[1]/domains/domain[./type = "UST"]/maps/map)' "$session_file")
  72         is "$map_count" 2
  73
  74         local bitness_32=$(xmllint --xpath '/sessions/session[1]/domains/domain[./type = "UST"]/maps/map[./name = "ze-map-32"]/bitness/text()' "$session_file")
  75         is "$bitness_32" 32
  76
  77         local bitness_64=$(xmllint --xpath '/sessions/session[1]/domains/domain[./type = "UST"]/maps/map[./name = "ze-map-64"]/bitness/text()' "$session_file")
  78         is "$bitness_64" 64
  79
  80         destroy_lttng_session_ok $SESSION_NAME
  81 }
  82
  83 function test_basic_save_all()
  84 {
  85         diag "Test basic save all"
  86
  87         create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH
  88         create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH
  89         create_lttng_session_ok $SESSION_NAME-3 $TRACE_PATH
  90
  91         enable_ust_lttng_channel_ok $SESSION_NAME-1 $CHANNEL_NAME
  92         enable_ust_lttng_channel_ok $SESSION_NAME-2 $CHANNEL_NAME
  93         enable_ust_lttng_channel_ok $SESSION_NAME-3 $CHANNEL_NAME
  94
  95         enable_ust_lttng_event_ok $SESSION_NAME-1 $EVENT_NAME $CHANNEL_NAME
  96         enable_ust_lttng_event_ok $SESSION_NAME-2 $EVENT_NAME $CHANNEL_NAME
  97         enable_ust_lttng_event_ok $SESSION_NAME-3 $EVENT_NAME $CHANNEL_NAME
  98
  99         lttng_track_ok "-p 666 -u -s $SESSION_NAME-1"
 100         lttng_track_ok "-p 666 -u -s $SESSION_NAME-2"
 101         lttng_track_ok "-p 666 -u -s $SESSION_NAME-3"
 102
 103         lttng_save "" "-a -o $TRACE_PATH"
 104
 105         is_session_saved $TRACE_PATH $SESSION_NAME-1
 106         is_session_saved $TRACE_PATH $SESSION_NAME-2
 107         is_session_saved $TRACE_PATH $SESSION_NAME-3
 108
 109         destroy_lttng_session_ok $SESSION_NAME-1
 110         destroy_lttng_session_ok $SESSION_NAME-2
 111         destroy_lttng_session_ok $SESSION_NAME-3
 112 }
 113
 114 function test_overwrite()
 115 {
 116         diag "Test overwrite session file"
 117
 118         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 119         enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME
 120         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
 121
 122         lttng_save $SESSION_NAME "-o $TRACE_PATH"
 123
 124         is_session_saved $TRACE_PATH $SESSION_NAME
 125
 126         destroy_lttng_session_ok $SESSION_NAME
 127
 128         # Create a new session with same name so we can force the overwrite
 129         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 130         enable_ust_lttng_channel_ok $SESSION_NAME $CHANNEL_NAME
 131         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
 132
 133         # This one MUST fail
 134         save_lttng_fail $SESSION_NAME "-o $TRACE_PATH"
 135
 136         # This one MUST succeed
 137         lttng_save $SESSION_NAME "-f -o $TRACE_PATH"
 138
 139         is_session_saved $TRACE_PATH $SESSION_NAME
 140
 141         destroy_lttng_session_ok $SESSION_NAME
 142 }
 143
 144 start_lttng_sessiond
 145
 146 TESTS=(
 147         test_basic_save
 148         test_basic_save_all
 149         test_overwrite
 150 )
 151
 152 for fct_test in ${TESTS[@]};
 153 do
 154         TRACE_PATH=$(mktemp -d)
 155
 156         ${fct_test}
 157         if [ $? -ne 0 ]; then
 158                 break;
 159         fi
 160         # Only delete if successful
 161         rm -rf $TRACE_PATH
 162 done
 163
 164 stop_lttng_sessiond