projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 09b72f7a FD |
1 | #!/bin/bash |
| 2 | # | |
| 9d16b343 | 3 | # Copyright (C) 2018 Francis Deslauriers <francis.deslauriers@efficios.com> |
| 09b72f7a | 4 | # |
| 9d16b343 | 5 | # SPDX-License-Identifier: GPL-2.0-only |
| 09b72f7a | 6 | # |
| 09b72f7a FD |
7 | |
| 8 | TEST_DESC="Kernel tracer - Channel configuration" | |
| 9 | ||
| 10 | CURDIR=$(dirname $0)/ | |
| 11 | TESTDIR=$CURDIR/../.. | |
| 12 | NUM_TESTS=8 | |
| 13 | ||
| 14 | source $TESTDIR/utils/utils.sh | |
| 15 | ||
| 16 | function test_channel_buffer() | |
| 17 | { | |
| 18 | TRACE_PATH=$(mktemp -d) | |
| 19 | SESSION_NAME="test_session_name" | |
| 20 | CHANNEL_NAME="test_channel_name" | |
| 21 | create_lttng_session_ok "$SESSION_NAME" "$TRACE_PATH" | |
| 22 | ||
| 23 | # Try to create a tiny buffer. | |
| 24 | lttng_enable_kernel_channel_ok "$SESSION_NAME" "$CHANNEL_NAME" --subbuf-size=4k --num-subbuf=1 | |
| 25 | ||
| 26 | destroy_lttng_session_ok "$SESSION_NAME" | |
| 27 | ||
| 28 | rm -rf "$TRACE_PATH" | |
| 29 | } | |
| 30 | ||
| 31 | function test_channel_buffer_too_large() | |
| 32 | { | |
| 33 | TRACE_PATH=$(mktemp -d) | |
| 34 | SESSION_NAME="test_session_name" | |
| 35 | CHANNEL_NAME="test_channel_name" | |
| 36 | create_lttng_session_ok "$SESSION_NAME" "$TRACE_PATH" | |
| 37 | ||
| 38 | # Try to create a buffer larger than memory. This testcase will need to | |
| 39 | # be adjusted if someone has a computer with 1024*1000 GB of ram. | |
| 40 | lttng_enable_kernel_channel_fail "$SESSION_NAME" "$CHANNEL_NAME" --subbuf-size=1000G --num-subbuf=1024 | |
| 41 | ||
| 42 | destroy_lttng_session_ok "$SESSION_NAME" | |
| 43 | ||
| 44 | rm -rf "$TRACE_PATH" | |
| 45 | } | |
| 46 | ||
| 47 | plan_tests $NUM_TESTS | |
| 48 | print_test_banner "$TEST_DESC" | |
| 49 | ||
| 50 | if [ "$(id -u)" == "0" ]; then | |
| 51 | isroot=1 | |
| 52 | else | |
| 53 | isroot=0 | |
| 54 | fi | |
| 55 | ||
| 56 | skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS || | |
| 57 | { | |
| 58 | start_lttng_sessiond | |
| 59 | ||
| 60 | test_channel_buffer | |
| 61 | test_channel_buffer_too_large | |
| 62 | ||
| 63 | stop_lttng_sessiond | |
| 64 | } |