3 # Copyright (C) - 2017 Julien Desfossez <jdesfossez@efficios.com>
5 # This library is free software; you can redistribute it and/or modify it under
6 # the terms of the GNU Lesser General Public License as published by the Free
7 # Software Foundation; version 2.1 of the License.
9 # This library is distributed in the hope that it will be useful, but WITHOUT
10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
14 # You should have received a copy of the GNU Lesser General Public License
15 # along with this library; if not, write to the Free Software Foundation, Inc.,
16 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 # Clean everything under directory but keep directory
19 function clean_path
()
22 # Use -u from bash top prevent empty expansion of variable yielding a
23 # list of current directory from find.
25 find $path -mindepth 1 -maxdepth 1 -exec rm -rf '{}' \
;
29 # The extglob shell option must be enabled to use the pattern generated by this
30 # function (shopt -s extglob/ shopt -u extglob).
31 # The pattern returned by this function is to validate the form:
32 # YYYYMMDDTHHMMSS[+-]HHMM-YYYYMMDDTHHMMSS[+-]HHMM
34 # Where YYYYMMDD is today or tomorrow. Tomorrow must be supported in case where
35 # the chunks are generated close to midnight and one ends up the following day.
36 function get_chunk_pattern
()
39 tommorow
=$
(date +%Y
%m
%d
-d "${today}+1days")
40 pattern_hour_min
="[0-9][0-9][0-9][0-9]"
41 pattern_hour_min_sec
="${pattern_hour_min}[0-9][0-9]"
43 base_pattern
="@(${today}|${tommorow})T${pattern_hour_min_sec}[+-]${pattern_hour_min}"
46 # YYYYMMDDTHHMMSS[+-]HHMM-YYYYMMDDTHHMMSS[+-]HHMM
47 echo "${base_pattern}-${base_pattern}"
50 function validate_test_chunks
()
59 local chunk_pattern
=$
(get_chunk_pattern
${today})
61 # Enable extglob for the use of chunk_pattern
64 # Validate that only 2 chunks are present
65 nb_chunk
=$
(ls -A $local_path |
wc -l)
67 ok $?
"${local_path} contains 2 chunks only"
69 # Check if the first and second chunk folders exist and they contain a ${app_path}/metadata file.
70 for chunk
in $
(seq 0 1); do
71 path
=$
(ls $local_path/${chunk_pattern}-${chunk}/${app_path}/metadata
)
72 ok $?
"Chunk ${chunk} exists based on path $path"
75 # Make sure we don't have anything else in the first 2 chunk directories
76 # besides the kernel folder.
77 for chunk
in $
(seq 0 1); do
78 nr_stale
=$
(ls -A $local_path/${chunk_pattern}-${chunk} |
grep -v $domain |
wc -l)
79 ok
$nr_stale "No stale folders in chunk ${chunk} directory"
82 # We expect a complete session of 30 events
83 validate_trace_count
$EVENT_NAME $local_path 30
86 validate_trace_count
$EVENT_NAME $local_path/${chunk_pattern}-0 10
89 validate_trace_count
$EVENT_NAME $local_path/${chunk_pattern}-1 20
94 function rotate_timer_test
()
104 # Wait for the "archives" folder to appear after the first rotation
105 until [ -d $local_path ]; do
109 # Wait for $expected_chunks to be generated, timeout after
110 # 3 * $expected_chunks * 0.5s.
111 # On a laptop with an empty session, a local rotation takes about 200ms,
112 # and a remote rotation takes about 600ms.
113 # We currently set the timeout to 6 seconds for 3 rotations, if we get
114 # errors, we can bump this value.
116 until [ $nr -ge $expected_chunks ] ||
[ $nr_iter -ge $
(($expected_chunks * 2 )) ]; do
117 nr
=$
(ls $local_path |
wc -l)
118 nr_iter
=$
(($nr_iter+1))
121 test $nr -ge $expected_chunks
122 ok $?
"Generated at least $nr chunks in $(($nr_iter))s"
123 stop_lttng_tracing_ok
$SESSION_NAME
124 destroy_lttng_session_ok
$SESSION_NAME
127 local chunk_pattern
=$
(get_chunk_pattern
${today})
129 # Enable extglob for the use of chunk_pattern
132 # In a per-pid setup, only the first chunk is a valid trace, the other
133 # chunks should be empty folders
134 if test $per_pid = 1; then
135 validate_trace_empty
$local_path/${chunk_pattern}-0
136 nr
=$
(ls $local_path/${chunk_pattern}-1/ |
wc -l)
138 ok $?
"Chunk 2 is empty"
139 nr
=$
(ls $local_path/${chunk_pattern}-2/ |
wc -l)
141 ok $?
"Chunk 3 is empty"
143 while [ $i -le $expected_chunks ]; do
144 validate_trace_empty
$local_path/${chunk_pattern}-$i
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