tests/regression/tools/trigger/test_remove_trigger_cli

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2020 EfficiOS, inc
   4 #
   5 # This library is free software; you can redistribute it and/or modify it under
   6 # the terms of the GNU Lesser General Public License as published by the Free
   7 # Software Foundation; version 2.1 of the License.
   8 #
   9 # This library is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  11 # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
  12 # details.
  13 #
  14 # You should have received a copy of the GNU Lesser General Public License
  15 # along with this library; if not, write to the Free Software Foundation, Inc.,
  16 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  17
  18 # Test the `lttng remove-trigger` command line interface.
  19
  20 CURDIR="$(dirname "$0")"
  21 TESTDIR="$CURDIR/../../.."
  22
  23 # shellcheck source=../../../utils/utils.sh
  24 source "$TESTDIR/utils/utils.sh"
  25
  26 plan_tests 17
  27
  28 FULL_LTTNG_BIN="${TESTDIR}/../src/bin/lttng/${LTTNG_BIN}"
  29
  30 tmp_stdout=$(mktemp -t test_list_triggers_cli_stdout.XXXXXX)
  31 tmp_stderr=$(mktemp -t test_list_triggers_cli_stderr.XXXXXX)
  32 tmp_expected_stdout=$(mktemp -t test_list_triggers_cli_expected_stdout.XXXXXX)
  33
  34 uid=$(id --user)
  35 gid=$(id --group)
  36
  37 function add_trigger ()
  38 {
  39         "${FULL_LTTNG_BIN}" add-trigger "$@"
  40         ok $? "add trigger \`$*\`: exit code is 0"
  41 }
  42
  43 function list_triggers ()
  44 {
  45         local test_name="$1"
  46         local expected_stdout_file="$2"
  47
  48         "${FULL_LTTNG_BIN}" list-triggers > "${tmp_stdout}" 2> "${tmp_stderr}"
  49         ok $? "${test_name}: exit code is 0"
  50
  51         diff -u "${expected_stdout_file}" "${tmp_stdout}"
  52         ok $? "${test_name}: expected stdout"
  53
  54         diff -u /dev/null "${tmp_stderr}"
  55         ok $? "${test_name}: expected stderr"
  56 }
  57
  58 function remove_trigger ()
  59 {
  60         local id="$1"
  61         local test_name="remove trigger ${id}"
  62
  63         "${FULL_LTTNG_BIN}" remove-trigger "${id}" > "${tmp_stdout}" 2> "${tmp_stderr}"
  64         ok $? "${test_name}: exit code is 0"
  65
  66         diff -u <(echo "Removed trigger \`${id}\`.") "${tmp_stdout}"
  67         ok $? "${test_name}: expected stdout"
  68
  69         diff -u /dev/null "${tmp_stderr}"
  70         ok $? "${test_name}: expected stderr"
  71 }
  72
  73 # shellcheck disable=SC2119
  74 start_lttng_sessiond_notap
  75
  76 # Add a few triggers
  77 add_trigger --condition on-event -u -a --action notify
  78 add_trigger --id ABC --condition on-event aaa -u --filter 'p == 2' --action notify
  79
  80 cat > "${tmp_expected_stdout}" <<- EOF
  81 - id: ABC
  82   user id: ${uid}
  83   tracer notifications discarded: 0
  84   condition: event rule hit
  85     rule: aaa (type: tracepoint, domain: ust, filter: p == 2)
  86   actions:
  87     notify
  88 - id: T0
  89   user id: ${uid}
  90   tracer notifications discarded: 0
  91   condition: event rule hit
  92     rule: * (type: tracepoint, domain: ust)
  93   actions:
  94     notify
  95 EOF
  96 list_triggers "two triggers left" "${tmp_expected_stdout}"
  97
  98 remove_trigger "ABC"
  99
 100 cat > "${tmp_expected_stdout}" <<- EOF
 101 - id: T0
 102   user id: ${uid}
 103   tracer notifications discarded: 0
 104   condition: event rule hit
 105     rule: * (type: tracepoint, domain: ust)
 106   actions:
 107     notify
 108 EOF
 109 list_triggers "one trigger left" "${tmp_expected_stdout}"
 110
 111 remove_trigger "T0"
 112
 113 list_triggers "no triggers left" "/dev/null"
 114
 115 # Cleanup
 116 stop_lttng_sessiond_notap
 117 rm -f "${tmp_stdout}"
 118 rm -f "${tmp_stderr}"
 119 rm -f "${tmp_expected_stdout}"