3 # Copyright (C) - 2012 Christian Babeux <christian.babeux@efficios.com>
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.
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
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.
18 TEST_DESC
="Filtering - Invalid filters"
21 TESTDIR
=$CURDIR/..
/..
/..
23 SESSION_NAME
="filter-invalid"
25 ENABLE_EVENT_STDERR
="/tmp/invalid-filters-stderr"
26 TRACE_PATH
=$
(mktemp
-d)
30 NUM_TESTS
=$
(($NUM_UST_TESTS+$NUM_KERNEL_TESTS+$NUM_GLOBAL_TESTS))
32 source $TESTDIR/utils
/utils.sh
34 function enable_lttng_event_filter
41 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN enable-event
$event_name -s $sess_name \
42 $domain --filter "$filter" 2> $ENABLE_EVENT_STDERR 1> /dev
/null
46 fail
"Enable lttng event with filtering and invalid filter"
49 pass
"Enable lttng event with filtering and invalid filter"
54 function test_invalid_filter
57 test_invalid_filter
="$2"
59 diag
"Test filter expression with invalid filter"
60 diag
"Filter: $test_invalid_filter"
63 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
66 enable_lttng_event_filter
$domain $SESSION_NAME $EVENT_NAME "$test_invalid_filter"
69 destroy_lttng_session_ok
$SESSION_NAME
72 function test_bytecode_limit
76 # Current bytecode limitation is 65536 bytes long.
77 # Generate a huge bytecode with some perl-fu
78 BYTECODE_LIMIT
=`perl -e 'print "intfield" . " && 1" x5460'`
80 diag
"Test filter bytecode limits (64KiB)"
83 create_lttng_session_ok
$SESSION_NAME $TRACE_PATH
86 enable_lttng_event_filter
$domain $SESSION_NAME $EVENT_NAME "$BYTECODE_LIMIT"
89 destroy_lttng_session_ok
$SESSION_NAME
94 print_test_banner
"$TEST_DESC"
108 "asdfas < 2332 || asdf + 1 > 1"
109 "!+-+++-------+++++++++++-----!!--!44+1"
110 "aaa||(gg)+(333----1)"
112 # Unmatched parenthesis
113 "((((((((((((((intfield)))))))))))))"
114 '0 || ("abc" != "def")) && (3 < 4)'
118 # String can\'t be root node
120 # Unary op on string not allowed
122 # Comparison with string type not allowed
123 "\"somestring\" > 42"
124 "\"somestring\" > 42.0"
125 "42 > \"somestring\""
126 "42.0 > \"somestring\""
127 # Logical operator with string type not allowed
128 "\"somestring\" || 1"
129 "1 || \"somestring\""
132 # Only \$ctx is supported for now
133 "\$global.value == 0"
134 "0 == \$global.value"
135 # Cannot compare two full star globbing patterns
136 '"hello*world" == "yes*man"'
137 '"hello*world" == "yesman*"'
138 '"helloworld*" == "yes*man"'
139 # May only use != and == operators when one of them is a full
140 # star globbing pattern
141 '"hello*world" < field'
142 '"hello*world" <= field'
143 '"hello*world" >= field'
144 '"hello*world" > field'
145 '"hello*world" || field'
146 '"hello*world" && field'
147 'field < "hello*world"'
148 'field <= "hello*world"'
149 'field >= "hello*world"'
150 'field > "hello*world"'
151 'field && "hello*world"'
152 'field || "hello*world"'
157 diag
"Test UST filters"
160 while [ "$i" -lt "${#INVALID_FILTERS[@]}" ]; do
161 echo "${INVALID_FILTERS[$i]}"
162 test_invalid_filter
-u "${INVALID_FILTERS[$i]}"
166 test_bytecode_limit
-u
168 if [ "$(id -u)" == "0" ]; then
174 skip
$isroot "Root access is needed. Skipping all kernel invalid filter tests." $NUM_KERNEL_TESTS ||
176 diag
"Test kernel filters"
178 while [ "$i" -lt "${#INVALID_FILTERS[@]}" ]; do
179 echo "${INVALID_FILTERS[$i]}"
180 test_invalid_filter
-k "${INVALID_FILTERS[$i]}"
184 test_bytecode_limit
-k
188 rm -f $ENABLE_EVENT_STDERR