tests/regression/tools/rotation/test_save_load_mi

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 TEST_DESC="Rotation - Save/Load/List/MI"
   8
   9 CURDIR=$(dirname $0)/
  10 TESTDIR=$CURDIR/../../..
  11 SESSION_NAME="stream"
  12
  13 NUM_TESTS=22
  14
  15 source $TESTDIR/utils/utils.sh
  16 source $CURDIR/rotate_utils.sh
  17
  18 # Overwrite the lttng_bin to get mi output
  19 LTTNG_BIN="lttng --mi xml"
  20
  21 XPATH_CMD_OUTPUT="//lttng:command/lttng:output"
  22 XPATH_SESSION="$XPATH_CMD_OUTPUT/lttng:sessions/lttng:session"
  23 XPATH_ENABLE_ROTATE_TIMER="$XPATH_CMD_OUTPUT/lttng:rotation_schedule_results/lttng:rotation_schedule_result/lttng:rotation_schedule/lttng:periodic/lttng:time_us"
  24 XPATH_ENABLE_ROTATE_SIZE="$XPATH_CMD_OUTPUT/lttng:rotation_schedule_results/lttng:rotation_schedule_result/lttng:rotation_schedule/lttng:size_threshold/lttng:bytes"
  25
  26 XPATH_LIST_ROTATE_TIMER="$XPATH_SESSION/lttng:rotation_schedules/lttng:periodic/lttng:time_us"
  27 XPATH_LIST_ROTATE_SIZE="$XPATH_SESSION/lttng:rotation_schedules/lttng:size_threshold/lttng:bytes"
  28
  29 function test_save_load_mi ()
  30 {
  31         local tmp_xml_output=$(mktemp --tmpdir -u -t "tmp.${FUNCNAME[0]}_xml_output.XXXXXX")
  32         local tmp_save_output=$(mktemp --tmpdir -d -t "tmp.${FUNCNAME[0]}_save_output.XXXXXX")
  33         local trace_path=$(mktemp --tmpdir -d -t "tmp.${FUNCNAME[0]}_trace_path.XXXXXX")
  34
  35         diag "Test save/load/list/MI with rotation"
  36         create_lttng_session_ok $SESSION_NAME $trace_path
  37         enable_ust_lttng_event_ok $SESSION_NAME -a
  38
  39         # Enable a rotation timer and check the MI output of the command
  40
  41         OUTPUT_DEST=${tmp_xml_output}
  42         lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
  43         $MI_VALIDATE ${tmp_xml_output}
  44         ok $? "Valid lttng enable-rotation timer XML"
  45
  46         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_ENABLE_ROTATE_TIMER})
  47         test $value = 500000
  48         ok $? "Found the right rotation timer value in XML"
  49
  50         # Enable a rotation size and check the MI output of the command
  51         lttng_enable_rotation_size_ok $SESSION_NAME 500k
  52         $MI_VALIDATE ${tmp_xml_output}
  53         ok $? "Valid lttng enable-rotation size XML"
  54
  55         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_ENABLE_ROTATE_SIZE})
  56         test $value = 512000
  57         ok $? "Found the right rotation size value in XML"
  58
  59         # Check the output of lttng list with the 2 rotation parameters
  60         list_lttng_ok $SESSION_NAME
  61         $MI_VALIDATE ${tmp_xml_output}
  62         ok $? "Valid lttng list XML"
  63
  64         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_LIST_ROTATE_TIMER})
  65         test $value = 500000
  66         ok $? "Found the right rotation timer value in list XML"
  67
  68         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_LIST_ROTATE_SIZE})
  69         test $value = 512000
  70         ok $? "Found the right rotation size value in list XML"
  71
  72         # save, destroy and reload the same session
  73         OUTPUT_DEST=/dev/null
  74         lttng_save $SESSION_NAME "-o $tmp_save_output/$SESSION_NAME"
  75         destroy_lttng_session_ok $SESSION_NAME
  76         lttng_load_ok "-i $tmp_save_output/$SESSION_NAME"
  77
  78         OUTPUT_DEST=${tmp_xml_output}
  79         # Check the output of lttng list with the 2 rotation parameters after the load
  80         list_lttng_ok $SESSION_NAME
  81         $MI_VALIDATE ${tmp_xml_output}
  82         ok $? "Valid lttng list XML after load"
  83
  84         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_LIST_ROTATE_TIMER})
  85         test $value = 500000
  86         ok $? "Found the right rotation timer value in list XML after load"
  87
  88         value=$($XML_EXTRACT ${tmp_xml_output} ${XPATH_LIST_ROTATE_SIZE})
  89         test $value = 512000
  90         ok $? "Found the right rotation size value in list XML after load"
  91
  92         OUTPUT_DEST=/dev/null
  93         destroy_lttng_session_ok $SESSION_NAME
  94
  95         rm -rf "$trace_path"
  96         rm "$tmp_xml_output"
  97         rm -rf "$tmp_save_output"
  98 }
  99
 100 plan_tests $NUM_TESTS
 101
 102 print_test_banner "$TEST_DESC"
 103
 104 start_lttng_sessiond
 105
 106 tests=( test_save_load_mi )
 107
 108 for fct_test in ${tests[@]};
 109 do
 110         SESSION_NAME=$(randstring 16 0)
 111         ${fct_test}
 112 done
 113
 114 stop_lttng_sessiond