[lttng-tools.git] / tests / regression / kernel / test_syscall

#!/bin/bash
#
# Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com>
# Copyright (C) - 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License, version 2 only, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

TEST_DESC="Kernel tracer - System calls"

CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../..
NUM_TESTS=132

# test command issues at least open and close system calls
TESTCMD="cat /proc/cpuinfo > /dev/null"

source $TESTDIR/utils/utils.sh

function test_syscall_single()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_single"

	diag "Syscall trace single"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"

	start_lttng_tracing
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure each is there.
	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH

	# ensure trace only contains those.
	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_two()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_two"

	diag "Syscall trace two events"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"

	start_lttng_tracing
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure each is there.
	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH

	# ensure trace only contains those.
	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open: -e syscall_entry_close: -e compat_syscall_entry_close: -e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_all()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_all"

	diag "Syscall trace all events"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all syscalls
	lttng_enable_kernel_syscall_ok $SESSION_NAME

	start_lttng_tracing
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure at least open and close are there.
	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
	# trace may contain other syscalls.

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_all_disable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_all_disable_one"

	diag "Syscall trace all events and disable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all syscalls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable open system call
	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"

	start_lttng_tracing
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure "open" syscall is not there.
	validate_trace_only_exp "-v -e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH

	# ensure "close" syscall is there.
	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_all_disable_two()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_all_disable_two"

	diag "Syscall trace all events and disable two"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all syscalls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable open system call
	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure "open" and "close" syscalls are not there.
	validate_trace_only_exp "-v -e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open: -e syscall_entry_close: -e compat_syscall_entry_close: -e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH

	# ensure "execve" syscall is there.
	validate_trace_exp "-e syscall_entry_execve: -e compat_syscall_entry_execve:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_execve: -e compat_syscall_exit_execve:" $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_all_disable_all()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_all_disable_all"

	diag "Syscall trace all events and disable all"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable all system calls
	lttng_disable_kernel_syscall_ok $SESSION_NAME

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure nothing has been traced.
	validate_trace_empty $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_all_disable_all_enable_all()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_all_disable_all_enable_all"

	diag "Syscall trace all events and enable/disable all"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable all system calls
	lttng_disable_kernel_syscall_ok $SESSION_NAME
	# enable all system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure at least open and close are there.
	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
	# trace may contain other syscalls.

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_all_disable_all_twice()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_all_disable_all_twice"

	diag "Syscall trace all events and enable/disable all twice"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable all system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable all system calls
	lttng_disable_kernel_syscall_ok $SESSION_NAME
	# enable all system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# disable all system calls
	lttng_disable_kernel_syscall_ok $SESSION_NAME

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure nothing has been traced.
	validate_trace_empty $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_one_disable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_one_disable_one"

	diag "Syscall trace one event and disable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable open system call
	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	# disable open system call
	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure nothing has been traced.
	validate_trace_empty $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_two_disable_two()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_two_disable_two"

	diag "Syscall trace two events and disable two"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable open and close system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
	# disable open and close system calls
	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure nothing has been traced.
	validate_trace_empty $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_two_disable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_two_disable_one"

	diag "Syscall trace two events and disable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	# enable open and close system calls
	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
	# disable close system call
	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"

	start_lttng_tracing
	# generates open, close, execve (at least)
	eval ${TESTCMD}
	stop_lttng_tracing

	# ensure open is there.
	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH

	# ensure trace only contains those.
	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_disable_twice()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_disable_twice"

	diag "Syscall trace one event and disable twice"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	# First disable will succeed
	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	# Second disable will fail
	lttng_disable_kernel_syscall_fail $SESSION_NAME "open"

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_disable_all_twice()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_disable_all_twice"

	diag "Syscall trace all events and disable all twice"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# First disable will succeed
	lttng_disable_kernel_syscall_ok $SESSION_NAME
	# Second disable will fail
	lttng_disable_kernel_syscall_fail $SESSION_NAME

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}


function test_syscall_enable_unknown()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_unknown"

	diag "Syscall enable an unknown event"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_fail $SESSION_NAME "thissyscallcannotexist"

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_all_enable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_all_enable_one"

	diag "Syscall enable all and enable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME
	# Enabling an event already enabled fails.
	lttng_enable_kernel_syscall_fail $SESSION_NAME "open"

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_disable_all_disable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_all_enable_one"

	diag "Syscall disable all and disable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_syscall_ok $SESSION_NAME
	lttng_disable_kernel_syscall_ok $SESSION_NAME
	# Disabling an event already disabled fails.
	lttng_disable_kernel_syscall_fail $SESSION_NAME "open"

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_channel_disable_all()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_channel_disable_all"
	CHANNEL_NAME="channel"

	diag "Syscall enable channel and disable all"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
	lttng_disable_kernel_syscall_fail $SESSION_NAME "-a" $CHANNEL_NAME

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

function test_syscall_enable_channel_disable_one()
{
	TRACE_PATH=$(mktemp -d)
	SESSION_NAME="kernel_syscall_enable_channel_disable_all"
	CHANNEL_NAME="channel"

	diag "Syscall enable channel and disable one"

	create_lttng_session $SESSION_NAME $TRACE_PATH

	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
	lttng_disable_kernel_syscall_fail $SESSION_NAME "open" $CHANNEL_NAME

	destroy_lttng_session $SESSION_NAME

	rm -rf $TRACE_PATH
}

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

if [ "$(id -u)" == "0" ]; then
	isroot=1
else
	isroot=0
fi

skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS ||
{
	start_lttng_sessiond

	test_syscall_single
	test_syscall_two
	test_syscall_all
	test_syscall_all_disable_one
	test_syscall_all_disable_two
	test_syscall_enable_all_disable_all
	test_syscall_enable_all_disable_all_enable_all
	test_syscall_enable_all_disable_all_twice
	test_syscall_enable_one_disable_one
	test_syscall_enable_two_disable_two
	test_syscall_enable_two_disable_one
	test_syscall_disable_twice
	test_syscall_disable_all_twice
	test_syscall_enable_unknown
	test_syscall_enable_all_enable_one
	test_syscall_disable_all_disable_one
	test_syscall_enable_channel_disable_all
	test_syscall_enable_channel_disable_one

	stop_lttng_sessiond
}
Commit	Line	Data
8cfcd41c MD	1	#!/bin/bash
	2	#
	3	# Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com>
	4	# Copyright (C) - 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
	5	#
	6	# This program is free software; you can redistribute it and/or modify it
	7	# under the terms of the GNU General Public License, version 2 only, as
	8	# published by the Free Software Foundation.
	9	#
	10	# This program is distributed in the hope that it will be useful, but WITHOUT
	11	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	12	# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	13	# more details.
	14	#
	15	# You should have received a copy of the GNU General Public License along with
	16	# this program; if not, write to the Free Software Foundation, Inc., 51
	17	# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	18
	19	TEST_DESC="Kernel tracer - System calls"
	20
	21	CURDIR=$(dirname $0)/
	22	TESTDIR=$CURDIR/../..
d96f6315	23	NUM_TESTS=132
8cfcd41c MD	24
	25	# test command issues at least open and close system calls
	26	TESTCMD="cat /proc/cpuinfo > /dev/null"
	27
	28	source $TESTDIR/utils/utils.sh
	29
	30	function test_syscall_single()
	31	{
	32	TRACE_PATH=$(mktemp -d)
	33	SESSION_NAME="kernel_syscall_single"
	34
031f232e DG	35	diag "Syscall trace single"
031f232e DG	36
8cfcd41c MD	37	create_lttng_session $SESSION_NAME $TRACE_PATH
	38
	39	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	40
	41	start_lttng_tracing
	42	eval ${TESTCMD}
	43	stop_lttng_tracing
	44
	45	# ensure each is there.
a39bd0ab MD	46	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
a39bd0ab MD	47	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
8cfcd41c MD	48
8cfcd41c MD	49	# ensure trace only contains those.
a39bd0ab	50	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
8cfcd41c MD	51
	52	destroy_lttng_session $SESSION_NAME
	53
	54	rm -rf $TRACE_PATH
	55	}
	56
	57	function test_syscall_two()
	58	{
	59	TRACE_PATH=$(mktemp -d)
	60	SESSION_NAME="kernel_syscall_two"
	61
031f232e DG	62	diag "Syscall trace two events"
031f232e DG	63
8cfcd41c MD	64	create_lttng_session $SESSION_NAME $TRACE_PATH
	65
	66	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	67	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
	68
	69	start_lttng_tracing
	70	eval ${TESTCMD}
	71	stop_lttng_tracing
	72
	73	# ensure each is there.
a39bd0ab MD	74	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	75	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	76	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	77	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	78
8cfcd41c MD	79	# ensure trace only contains those.
a39bd0ab	80	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open: -e syscall_entry_close: -e compat_syscall_entry_close: -e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	81
	82	destroy_lttng_session $SESSION_NAME
	83
	84	rm -rf $TRACE_PATH
	85	}
	86
	87	function test_syscall_all()
	88	{
	89	TRACE_PATH=$(mktemp -d)
	90	SESSION_NAME="kernel_syscall_all"
	91
031f232e DG	92	diag "Syscall trace all events"
031f232e DG	93
8cfcd41c MD	94	create_lttng_session $SESSION_NAME $TRACE_PATH
	95
	96	# enable all syscalls
	97	lttng_enable_kernel_syscall_ok $SESSION_NAME
	98
	99	start_lttng_tracing
	100	eval ${TESTCMD}
	101	stop_lttng_tracing
	102
	103	# ensure at least open and close are there.
a39bd0ab MD	104	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	105	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	106	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	107	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	108	# trace may contain other syscalls.
	109
	110	destroy_lttng_session $SESSION_NAME
	111
	112	rm -rf $TRACE_PATH
	113	}
	114
	115	function test_syscall_all_disable_one()
	116	{
	117	TRACE_PATH=$(mktemp -d)
	118	SESSION_NAME="kernel_syscall_all_disable_one"
	119
031f232e DG	120	diag "Syscall trace all events and disable one"
031f232e DG	121
8cfcd41c MD	122	create_lttng_session $SESSION_NAME $TRACE_PATH
	123
	124	# enable all syscalls
	125	lttng_enable_kernel_syscall_ok $SESSION_NAME
	126	# disable open system call
	127	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	128
	129	start_lttng_tracing
	130	eval ${TESTCMD}
	131	stop_lttng_tracing
	132
	133	# ensure "open" syscall is not there.
a39bd0ab	134	validate_trace_only_exp "-v -e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
8cfcd41c MD	135
8cfcd41c MD	136	# ensure "close" syscall is there.
a39bd0ab MD	137	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
a39bd0ab MD	138	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	139
	140	destroy_lttng_session $SESSION_NAME
	141
	142	rm -rf $TRACE_PATH
	143	}
	144
	145	function test_syscall_all_disable_two()
	146	{
	147	TRACE_PATH=$(mktemp -d)
	148	SESSION_NAME="kernel_syscall_all_disable_two"
	149
031f232e DG	150	diag "Syscall trace all events and disable two"
031f232e DG	151
8cfcd41c MD	152	create_lttng_session $SESSION_NAME $TRACE_PATH
	153
	154	# enable all syscalls
	155	lttng_enable_kernel_syscall_ok $SESSION_NAME
	156	# disable open system call
	157	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	158	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"
	159
	160	start_lttng_tracing
	161	# generates open, close, execve (at least)
	162	eval ${TESTCMD}
	163	stop_lttng_tracing
	164
	165	# ensure "open" and "close" syscalls are not there.
a39bd0ab	166	validate_trace_only_exp "-v -e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open: -e syscall_entry_close: -e compat_syscall_entry_close: -e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	167
8cfcd41c MD	168	# ensure "execve" syscall is there.
a39bd0ab MD	169	validate_trace_exp "-e syscall_entry_execve: -e compat_syscall_entry_execve:" $TRACE_PATH
a39bd0ab MD	170	validate_trace_exp "-e syscall_exit_execve: -e compat_syscall_exit_execve:" $TRACE_PATH
8cfcd41c MD	171
	172	destroy_lttng_session $SESSION_NAME
	173
	174	rm -rf $TRACE_PATH
	175	}
	176
	177	function test_syscall_enable_all_disable_all()
	178	{
	179	TRACE_PATH=$(mktemp -d)
	180	SESSION_NAME="kernel_syscall_enable_all_disable_all"
	181
031f232e DG	182	diag "Syscall trace all events and disable all"
031f232e DG	183
8cfcd41c MD	184	create_lttng_session $SESSION_NAME $TRACE_PATH
	185
	186	# enable all system calls
	187	lttng_enable_kernel_syscall_ok $SESSION_NAME
	188	# disable all system calls
	189	lttng_disable_kernel_syscall_ok $SESSION_NAME
	190
	191	start_lttng_tracing
	192	# generates open, close, execve (at least)
	193	eval ${TESTCMD}
	194	stop_lttng_tracing
	195
	196	# ensure nothing has been traced.
	197	validate_trace_empty $TRACE_PATH
	198
	199	destroy_lttng_session $SESSION_NAME
	200
	201	rm -rf $TRACE_PATH
	202	}
	203
	204	function test_syscall_enable_all_disable_all_enable_all()
	205	{
	206	TRACE_PATH=$(mktemp -d)
	207	SESSION_NAME="kernel_syscall_enable_all_disable_all_enable_all"
	208
031f232e DG	209	diag "Syscall trace all events and enable/disable all"
031f232e DG	210
8cfcd41c MD	211	create_lttng_session $SESSION_NAME $TRACE_PATH
	212
	213	# enable all system calls
	214	lttng_enable_kernel_syscall_ok $SESSION_NAME
	215	# disable all system calls
	216	lttng_disable_kernel_syscall_ok $SESSION_NAME
	217	# enable all system calls
	218	lttng_enable_kernel_syscall_ok $SESSION_NAME
	219
	220	start_lttng_tracing
	221	# generates open, close, execve (at least)
	222	eval ${TESTCMD}
	223	stop_lttng_tracing
	224
	225	# ensure at least open and close are there.
a39bd0ab MD	226	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
	227	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
	228	validate_trace_exp "-e syscall_entry_close: -e compat_syscall_entry_close:" $TRACE_PATH
	229	validate_trace_exp "-e syscall_exit_close: -e compat_syscall_exit_close:" $TRACE_PATH
8cfcd41c MD	230	# trace may contain other syscalls.
	231
	232	destroy_lttng_session $SESSION_NAME
	233
	234	rm -rf $TRACE_PATH
	235	}
	236
	237	function test_syscall_enable_all_disable_all_twice()
	238	{
	239	TRACE_PATH=$(mktemp -d)
	240	SESSION_NAME="kernel_syscall_enable_all_disable_all_twice"
	241
031f232e DG	242	diag "Syscall trace all events and enable/disable all twice"
031f232e DG	243
8cfcd41c MD	244	create_lttng_session $SESSION_NAME $TRACE_PATH
	245
	246	# enable all system calls
	247	lttng_enable_kernel_syscall_ok $SESSION_NAME
	248	# disable all system calls
	249	lttng_disable_kernel_syscall_ok $SESSION_NAME
	250	# enable all system calls
	251	lttng_enable_kernel_syscall_ok $SESSION_NAME
	252	# disable all system calls
	253	lttng_disable_kernel_syscall_ok $SESSION_NAME
	254
	255	start_lttng_tracing
	256	# generates open, close, execve (at least)
	257	eval ${TESTCMD}
	258	stop_lttng_tracing
	259
	260	# ensure nothing has been traced.
	261	validate_trace_empty $TRACE_PATH
	262
	263	destroy_lttng_session $SESSION_NAME
	264
	265	rm -rf $TRACE_PATH
	266	}
	267
	268	function test_syscall_enable_one_disable_one()
	269	{
	270	TRACE_PATH=$(mktemp -d)
	271	SESSION_NAME="kernel_syscall_enable_one_disable_one"
	272
031f232e DG	273	diag "Syscall trace one event and disable one"
031f232e DG	274
8cfcd41c MD	275	create_lttng_session $SESSION_NAME $TRACE_PATH
	276
	277	# enable open system call
	278	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	279	# disable open system call
	280	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	281
	282	start_lttng_tracing
	283	# generates open, close, execve (at least)
	284	eval ${TESTCMD}
	285	stop_lttng_tracing
	286
	287	# ensure nothing has been traced.
	288	validate_trace_empty $TRACE_PATH
	289
	290	destroy_lttng_session $SESSION_NAME
	291
	292	rm -rf $TRACE_PATH
	293	}
	294
	295	function test_syscall_enable_two_disable_two()
	296	{
	297	TRACE_PATH=$(mktemp -d)
	298	SESSION_NAME="kernel_syscall_enable_two_disable_two"
	299
031f232e DG	300	diag "Syscall trace two events and disable two"
031f232e DG	301
8cfcd41c MD	302	create_lttng_session $SESSION_NAME $TRACE_PATH
	303
	304	# enable open and close system calls
	305	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	306	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
	307	# disable open and close system calls
	308	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	309	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"
	310
	311	start_lttng_tracing
	312	# generates open, close, execve (at least)
	313	eval ${TESTCMD}
	314	stop_lttng_tracing
	315
	316	# ensure nothing has been traced.
	317	validate_trace_empty $TRACE_PATH
	318
	319	destroy_lttng_session $SESSION_NAME
	320
	321	rm -rf $TRACE_PATH
	322	}
	323
	324	function test_syscall_enable_two_disable_one()
	325	{
	326	TRACE_PATH=$(mktemp -d)
	327	SESSION_NAME="kernel_syscall_enable_two_disable_one"
	328
031f232e DG	329	diag "Syscall trace two events and disable one"
031f232e DG	330
8cfcd41c MD	331	create_lttng_session $SESSION_NAME $TRACE_PATH
	332
	333	# enable open and close system calls
	334	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	335	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
	336	# disable close system call
	337	lttng_disable_kernel_syscall_ok $SESSION_NAME "close"
	338
	339	start_lttng_tracing
	340	# generates open, close, execve (at least)
	341	eval ${TESTCMD}
	342	stop_lttng_tracing
	343
	344	# ensure open is there.
a39bd0ab MD	345	validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open:" $TRACE_PATH
a39bd0ab MD	346	validate_trace_exp "-e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
8cfcd41c MD	347
8cfcd41c MD	348	# ensure trace only contains those.
a39bd0ab	349	validate_trace_only_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
8cfcd41c MD	350
	351	destroy_lttng_session $SESSION_NAME
	352
	353	rm -rf $TRACE_PATH
	354	}
	355
	356	function test_syscall_disable_twice()
	357	{
	358	TRACE_PATH=$(mktemp -d)
	359	SESSION_NAME="kernel_syscall_disable_twice"
	360
031f232e DG	361	diag "Syscall trace one event and disable twice"
031f232e DG	362
8cfcd41c MD	363	create_lttng_session $SESSION_NAME $TRACE_PATH
	364
	365	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
	366	# First disable will succeed
	367	lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
	368	# Second disable will fail
	369	lttng_disable_kernel_syscall_fail $SESSION_NAME "open"
	370
	371	destroy_lttng_session $SESSION_NAME
	372
	373	rm -rf $TRACE_PATH
	374	}
	375
	376	function test_syscall_disable_all_twice()
	377	{
	378	TRACE_PATH=$(mktemp -d)
	379	SESSION_NAME="kernel_syscall_disable_all_twice"
	380
031f232e DG	381	diag "Syscall trace all events and disable all twice"
031f232e DG	382
8cfcd41c MD	383	create_lttng_session $SESSION_NAME $TRACE_PATH
	384
	385	lttng_enable_kernel_syscall_ok $SESSION_NAME
	386	# First disable will succeed
	387	lttng_disable_kernel_syscall_ok $SESSION_NAME
	388	# Second disable will fail
	389	lttng_disable_kernel_syscall_fail $SESSION_NAME
	390
	391	destroy_lttng_session $SESSION_NAME
	392
	393	rm -rf $TRACE_PATH
	394	}
	395
	396
	397	function test_syscall_enable_unknown()
	398	{
	399	TRACE_PATH=$(mktemp -d)
	400	SESSION_NAME="kernel_syscall_enable_unknown"
	401
031f232e DG	402	diag "Syscall enable an unknown event"
031f232e DG	403
8cfcd41c MD	404	create_lttng_session $SESSION_NAME $TRACE_PATH
	405
	406	lttng_enable_kernel_syscall_fail $SESSION_NAME "thissyscallcannotexist"
	407
	408	destroy_lttng_session $SESSION_NAME
	409
	410	rm -rf $TRACE_PATH
	411	}
	412
	413	function test_syscall_enable_all_enable_one()
	414	{
	415	TRACE_PATH=$(mktemp -d)
	416	SESSION_NAME="kernel_syscall_enable_all_enable_one"
	417
031f232e DG	418	diag "Syscall enable all and enable one"
031f232e DG	419
8cfcd41c MD	420	create_lttng_session $SESSION_NAME $TRACE_PATH
	421
	422	lttng_enable_kernel_syscall_ok $SESSION_NAME
	423	# Enabling an event already enabled fails.
	424	lttng_enable_kernel_syscall_fail $SESSION_NAME "open"
	425
	426	destroy_lttng_session $SESSION_NAME
	427
	428	rm -rf $TRACE_PATH
	429	}
	430
	431	function test_syscall_disable_all_disable_one()
	432	{
	433	TRACE_PATH=$(mktemp -d)
	434	SESSION_NAME="kernel_syscall_enable_all_enable_one"
	435
031f232e DG	436	diag "Syscall disable all and disable one"
031f232e DG	437
8cfcd41c MD	438	create_lttng_session $SESSION_NAME $TRACE_PATH
	439
	440	lttng_enable_kernel_syscall_ok $SESSION_NAME
	441	lttng_disable_kernel_syscall_ok $SESSION_NAME
	442	# Disabling an event already disabled fails.
	443	lttng_disable_kernel_syscall_fail $SESSION_NAME "open"
	444
	445	destroy_lttng_session $SESSION_NAME
	446
	447	rm -rf $TRACE_PATH
	448	}
	449
d96f6315 MD	450	function test_syscall_enable_channel_disable_all()
	451	{
	452	TRACE_PATH=$(mktemp -d)
	453	SESSION_NAME="kernel_syscall_enable_channel_disable_all"
	454	CHANNEL_NAME="channel"
	455
031f232e DG	456	diag "Syscall enable channel and disable all"
031f232e DG	457
d96f6315 MD	458	create_lttng_session $SESSION_NAME $TRACE_PATH
	459
	460	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
	461	lttng_disable_kernel_syscall_fail $SESSION_NAME "-a" $CHANNEL_NAME
	462
	463	destroy_lttng_session $SESSION_NAME
	464
	465	rm -rf $TRACE_PATH
	466	}
	467
	468	function test_syscall_enable_channel_disable_one()
	469	{
	470	TRACE_PATH=$(mktemp -d)
	471	SESSION_NAME="kernel_syscall_enable_channel_disable_all"
	472	CHANNEL_NAME="channel"
	473
031f232e DG	474	diag "Syscall enable channel and disable one"
031f232e DG	475
d96f6315 MD	476	create_lttng_session $SESSION_NAME $TRACE_PATH
	477
	478	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
	479	lttng_disable_kernel_syscall_fail $SESSION_NAME "open" $CHANNEL_NAME
	480
	481	destroy_lttng_session $SESSION_NAME
	482
	483	rm -rf $TRACE_PATH
	484	}
	485
8cfcd41c MD	486	# MUST set TESTDIR before calling those functions
	487	plan_tests $NUM_TESTS
	488
	489	print_test_banner "$TEST_DESC"
	490
	491	if [ "$(id -u)" == "0" ]; then
	492	isroot=1
	493	else
	494	isroot=0
	495	fi
	496
	497	skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS \|\|
	498	{
	499	start_lttng_sessiond
	500
	501	test_syscall_single
	502	test_syscall_two
	503	test_syscall_all
	504	test_syscall_all_disable_one
	505	test_syscall_all_disable_two
	506	test_syscall_enable_all_disable_all
	507	test_syscall_enable_all_disable_all_enable_all
	508	test_syscall_enable_all_disable_all_twice
	509	test_syscall_enable_one_disable_one
	510	test_syscall_enable_two_disable_two
	511	test_syscall_enable_two_disable_one
	512	test_syscall_disable_twice
	513	test_syscall_disable_all_twice
	514	test_syscall_enable_unknown
	515	test_syscall_enable_all_enable_one
	516	test_syscall_disable_all_disable_one
d96f6315 MD	517	test_syscall_enable_channel_disable_all
d96f6315 MD	518	test_syscall_enable_channel_disable_one
8cfcd41c MD	519
	520	stop_lttng_sessiond
	521	}