SoW-2020-0002: Trace Hit Counters: trigger error reporting integration

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

diff --git a/tests/regression/kernel/test_syscall b/tests/regression/kernel/test_syscall
index 9fe599a1595e0b14ffa2fdfb20ba6efef4cf1453..d09d61a95aeb2e96f73ab98c47b451813dc71ecb 100755 (executable)
--- a/tests/regression/kernel/test_syscall
+++ b/tests/regression/kernel/test_syscall
@@ -1,32 +1,52 @@
 #!/bin/bash
 #
-# Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com>
-# Copyright (C) - 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+# 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.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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=157
+NUM_TESTS=183
 
-# test command issues at least open and close system calls
-TESTCMD="cat /proc/cpuinfo > /dev/null"
+# `gen-syscall-event` starts and waits for the creation a file passed by
+# arguments to start executing 3 syscalls (open,read,close) and returning.
+TESTCMD="$TESTDIR/utils/testapp/gen-syscall-events/gen-syscall-events"
 
 source $TESTDIR/utils/utils.sh
 
+function trace_testapp()
+{
+       local start_file_sync
+       start_file_sync=$(mktemp -u)
+
+       # Clear all entries from the resource tracker
+       lttng_untrack_kernel_all_ok
+
+       # Launch the testapp and save its Process ID
+       ./"$TESTCMD" "$start_file_sync" "/proc/cpuinfo" "/proc/cmdline" &
+       PID=$!
+
+       # Set LTTng to track this PID and start the tracing
+       lttng_track_pid_ok $PID
+
+       start_lttng_tracing_ok
+
+       # Create start file to launch the execution of the workload by the
+       # test app
+       touch "$start_file_sync"
+
+       wait $PID
+
+       stop_lttng_tracing_ok
+
+       # Clean up the synchronization file
+       rm -f "$start_file_sync"
+}
+
 function validate_list()
 {
        local session_name=$1
@@ -65,18 +85,16 @@ function test_syscall_simple_list()
 
        validate_list $SESSION_NAME $EVENT_NAME
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # ensure each is there.
+       # ensure all events are in the trace.
        validate_trace_exp "-e syscall_entry_$EVENT_NAME: -e compat_syscall_entry_$EVENT_NAME:" $TRACE_PATH
        validate_trace_exp "-e syscall_exit_$EVENT_NAME: -e compat_syscall_exit_$EVENT_NAME:" $TRACE_PATH
 
        # ensure trace only contains those.
        validate_trace_only_exp "-e syscall_entry_$EVENT_NAME: -e compat_syscall_entry_$EVENT_NAME: -e syscall_exit_$EVENT_NAME: -e compat_syscall_exit_$EVENT_NAME:" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -98,22 +116,19 @@ function test_syscall_simple_list_two()
        validate_list $SESSION_NAME $EVENT_NAME
        validate_list $SESSION_NAME $EVENT_NAME2
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # ensure each is there.
+       # ensure all events are in the trace.
        validate_trace_exp "-e syscall_entry_$EVENT_NAME: -e compat_syscall_entry_$EVENT_NAME:" $TRACE_PATH
        validate_trace_exp "-e syscall_exit_$EVENT_NAME: -e compat_syscall_exit_$EVENT_NAME:" $TRACE_PATH
 
-       # ensure each is there.
        validate_trace_exp "-e syscall_entry_$EVENT_NAME2: -e compat_syscall_entry_$EVENT_NAME2:" $TRACE_PATH
        validate_trace_exp "-e syscall_exit_$EVENT_NAME2: -e compat_syscall_exit_$EVENT_NAME2:" $TRACE_PATH
 
        # ensure trace only contains those.
        validate_trace_only_exp "-e syscall_entry_$EVENT_NAME: -e compat_syscall_entry_$EVENT_NAME: -e syscall_exit_$EVENT_NAME: -e compat_syscall_exit_$EVENT_NAME: -e syscall_entry_$EVENT_NAME2: -e compat_syscall_entry_$EVENT_NAME2: -e syscall_exit_$EVENT_NAME2: -e compat_syscall_exit_$EVENT_NAME2:" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -127,20 +142,18 @@ function test_syscall_single()
 
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
-       lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_enable_kernel_syscall_ok $SESSION_NAME "openat"
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # 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 all events are in the trace.
+       validate_trace_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       validate_trace_only_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat: -e syscall_exit_openat: -e compat_syscall_exit_openat:" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -154,23 +167,21 @@ function test_syscall_two()
 
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
-       lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_enable_kernel_syscall_ok $SESSION_NAME "openat"
        lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # 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 all events are in the trace.
+       validate_trace_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       validate_trace_only_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat: -e syscall_exit_openat: -e compat_syscall_exit_openat: -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
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -187,18 +198,16 @@ function test_syscall_all()
        # enable all syscalls
        lttng_enable_kernel_syscall_ok $SESSION_NAME
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
        # 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_openat: -e compat_syscall_entry_openat:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -216,20 +225,18 @@ function test_syscall_all_disable_one()
        lttng_enable_kernel_syscall_ok $SESSION_NAME
        # try to disable open system call: fails because enabler semantic of
        # "all syscalls" is not "the open" system call.
-       lttng_disable_kernel_syscall_fail $SESSION_NAME "open"
+       lttng_disable_kernel_syscall_fail $SESSION_NAME "openat"
 
-       start_lttng_tracing
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # ensure "open" syscall is there.
-       validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
+       # ensure "openat" syscall is there.
+       validate_trace_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat: -e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -247,26 +254,23 @@ function test_syscall_all_disable_two()
        lttng_enable_kernel_syscall_ok $SESSION_NAME
        # try to disable open and close system calls: fails because enabler
        # semantic of "all syscalls" is not "the open" system call.
-       lttng_disable_kernel_syscall_fail $SESSION_NAME "open"
+       lttng_disable_kernel_syscall_fail $SESSION_NAME "openat"
        lttng_disable_kernel_syscall_fail $SESSION_NAME "close"
 
-       start_lttng_tracing
-       # generates open, close, execve (at least)
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
-       # ensure "open" syscall is there.
-       validate_trace_exp "-e syscall_entry_open: -e compat_syscall_entry_open: -e syscall_exit_open: -e compat_syscall_exit_open:" $TRACE_PATH
+       # ensure "openat" syscall is there.
+       validate_trace_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat: -e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
 
-       # 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
+       # ensure "read" syscall is there.
+       validate_trace_exp "-e syscall_entry_read: -e compat_syscall_entry_read:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_read: -e compat_syscall_exit_read:" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -285,15 +289,12 @@ function test_syscall_enable_all_disable_all()
        # 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
+       trace_testapp
 
        # ensure nothing has been traced.
        validate_trace_empty $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -314,19 +315,16 @@ function test_syscall_enable_all_disable_all_enable_all()
        # 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
+       trace_testapp
 
        # 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_openat: -e compat_syscall_entry_openat:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -349,15 +347,12 @@ function test_syscall_enable_all_disable_all_twice()
        # 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
+       trace_testapp
 
        # ensure nothing has been traced.
        validate_trace_empty $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -372,19 +367,16 @@ function test_syscall_enable_one_disable_one()
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
        # enable open system call
-       lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_enable_kernel_syscall_ok $SESSION_NAME "openat"
        # disable open system call
-       lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_disable_kernel_syscall_ok $SESSION_NAME "openat"
 
-       start_lttng_tracing
-       # generates open, close, execve (at least)
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
        # ensure nothing has been traced.
        validate_trace_empty $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -399,21 +391,18 @@ function test_syscall_enable_two_disable_two()
        create_lttng_session_ok $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 "openat"
        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 "openat"
        lttng_disable_kernel_syscall_ok $SESSION_NAME "close"
 
-       start_lttng_tracing
-       # generates open, close, execve (at least)
-       eval ${TESTCMD}
-       stop_lttng_tracing
+       trace_testapp
 
        # ensure nothing has been traced.
        validate_trace_empty $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -428,24 +417,21 @@ function test_syscall_enable_two_disable_one()
        create_lttng_session_ok $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 "openat"
        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
+       trace_testapp
 
        # 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
+       validate_trace_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat:" $TRACE_PATH
+       validate_trace_exp "-e syscall_exit_openat: -e compat_syscall_exit_openat:" $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
+       validate_trace_only_exp "-e syscall_entry_openat: -e compat_syscall_entry_openat: -e syscall_exit_openat: -e compat_syscall_exit_openat:" $TRACE_PATH
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -459,13 +445,13 @@ function test_syscall_disable_twice()
 
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
-       lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_enable_kernel_syscall_ok $SESSION_NAME "openat"
        # First disable will succeed
-       lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_disable_kernel_syscall_ok $SESSION_NAME "openat"
        # Second disable succeeds too, due to enabler semantic.
-       lttng_disable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_disable_kernel_syscall_ok $SESSION_NAME "openat"
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -485,7 +471,7 @@ function test_syscall_disable_all_twice()
        # Second disable succeeds too, due to enabler semantic.
        lttng_disable_kernel_syscall_ok $SESSION_NAME
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -504,7 +490,7 @@ function test_syscall_enable_unknown()
        # semantic.
        lttng_enable_kernel_syscall_ok $SESSION_NAME "thissyscallcannotexist"
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -520,9 +506,9 @@ function test_syscall_enable_all_enable_one()
 
        lttng_enable_kernel_syscall_ok $SESSION_NAME
        # Enabling an event already enabled succeeds, due to enabler semantic.
-       lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
+       lttng_enable_kernel_syscall_ok $SESSION_NAME "openat"
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -539,9 +525,9 @@ function test_syscall_disable_all_disable_one()
        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"
+       lttng_disable_kernel_syscall_fail $SESSION_NAME "openat"
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -561,7 +547,7 @@ function test_syscall_enable_channel_disable_all()
        # it knowns about. Disable all succeeds if it finds no match.
        lttng_disable_kernel_syscall_ok $SESSION_NAME "-a" $CHANNEL_NAME
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
@@ -577,9 +563,9 @@ function test_syscall_enable_channel_disable_one()
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
        lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
-       lttng_disable_kernel_syscall_fail $SESSION_NAME "open" $CHANNEL_NAME
+       lttng_disable_kernel_syscall_fail $SESSION_NAME "openat" $CHANNEL_NAME
 
-       destroy_lttng_session $SESSION_NAME
+       destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }