projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 09b72f7a FD |
1 | #!/bin/bash |
| 2 | # | |
| 3 | # Copyright (C) - 2018 Francis Deslauriers <francis.deslauriers@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 | ||
| 18 | TEST_DESC="Kernel tracer - Channel configuration" | |
| 19 | ||
| 20 | CURDIR=$(dirname $0)/ | |
| 21 | TESTDIR=$CURDIR/../.. | |
| 22 | NUM_TESTS=8 | |
| 23 | ||
| 24 | source $TESTDIR/utils/utils.sh | |
| 25 | ||
| 26 | function test_channel_buffer() | |
| 27 | { | |
| 28 | TRACE_PATH=$(mktemp -d) | |
| 29 | SESSION_NAME="test_session_name" | |
| 30 | CHANNEL_NAME="test_channel_name" | |
| 31 | create_lttng_session_ok "$SESSION_NAME" "$TRACE_PATH" | |
| 32 | ||
| 33 | # Try to create a tiny buffer. | |
| 34 | lttng_enable_kernel_channel_ok "$SESSION_NAME" "$CHANNEL_NAME" --subbuf-size=4k --num-subbuf=1 | |
| 35 | ||
| 36 | destroy_lttng_session_ok "$SESSION_NAME" | |
| 37 | ||
| 38 | rm -rf "$TRACE_PATH" | |
| 39 | } | |
| 40 | ||
| 41 | function test_channel_buffer_too_large() | |
| 42 | { | |
| 43 | TRACE_PATH=$(mktemp -d) | |
| 44 | SESSION_NAME="test_session_name" | |
| 45 | CHANNEL_NAME="test_channel_name" | |
| 46 | create_lttng_session_ok "$SESSION_NAME" "$TRACE_PATH" | |
| 47 | ||
| 48 | # Try to create a buffer larger than memory. This testcase will need to | |
| 49 | # be adjusted if someone has a computer with 1024*1000 GB of ram. | |
| 50 | lttng_enable_kernel_channel_fail "$SESSION_NAME" "$CHANNEL_NAME" --subbuf-size=1000G --num-subbuf=1024 | |
| 51 | ||
| 52 | destroy_lttng_session_ok "$SESSION_NAME" | |
| 53 | ||
| 54 | rm -rf "$TRACE_PATH" | |
| 55 | } | |
| 56 | ||
| 57 | plan_tests $NUM_TESTS | |
| 58 | print_test_banner "$TEST_DESC" | |
| 59 | ||
| 60 | if [ "$(id -u)" == "0" ]; then | |
| 61 | isroot=1 | |
| 62 | else | |
| 63 | isroot=0 | |
| 64 | fi | |
| 65 | ||
| 66 | skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS || | |
| 67 | { | |
| 68 | start_lttng_sessiond | |
| 69 | ||
| 70 | test_channel_buffer | |
| 71 | test_channel_buffer_too_large | |
| 72 | ||
| 73 | stop_lttng_sessiond | |
| 74 | } |