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ef96836c JR |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2017 Julien Desfossez <jdesfossez@efficios.com> |
ef96836c | 4 | # |
9d16b343 | 5 | # SPDX-License-Identifier: LGPL-2.1-only |
ef96836c | 6 | |
9dc506ae JR |
7 | # Clean everything under directory but keep directory |
8 | function clean_path () | |
9 | { | |
10 | local path=$1 | |
11 | # Use -u from bash top prevent empty expansion of variable yielding a | |
12 | # list of current directory from find. | |
13 | set -u | |
14 | find $path -mindepth 1 -maxdepth 1 -exec rm -rf '{}' \; | |
15 | set +u | |
16 | } | |
17 | ||
36e66320 JR |
18 | # The extglob shell option must be enabled to use the pattern generated by this |
19 | # function (shopt -s extglob/ shopt -u extglob). | |
20 | # The pattern returned by this function is to validate the form: | |
21 | # YYYYMMDDTHHMMSS[+-]HHMM-YYYYMMDDTHHMMSS[+-]HHMM | |
22 | # | |
23 | # Where YYYYMMDD is today or tomorrow. Tomorrow must be supported in case where | |
24 | # the chunks are generated close to midnight and one ends up the following day. | |
25 | function get_chunk_pattern () | |
e7716c6a | 26 | { |
36e66320 JR |
27 | local today=$1 |
28 | tommorow=$(date +%Y%m%d -d "${today}+1days") | |
29 | pattern_hour_min="[0-9][0-9][0-9][0-9]" | |
30 | pattern_hour_min_sec="${pattern_hour_min}[0-9][0-9]" | |
31 | ||
32 | base_pattern="@(${today}|${tommorow})T${pattern_hour_min_sec}[+-]${pattern_hour_min}" | |
e7716c6a | 33 | |
36e66320 | 34 | # Return the pattern |
fc58be13 | 35 | # YYYYMMDDTHHMMSS[+-]HHMM-YYYYMMDDTHHMMSS[+-]HHMM |
36e66320 | 36 | echo "${base_pattern}-${base_pattern}" |
e7716c6a JD |
37 | } |
38 | ||
39 | function validate_test_chunks () | |
40 | { | |
41 | local_path=$1 | |
42 | today=$2 | |
43 | app_path=$3 | |
6f7eb8e1 JG |
44 | shift 3 |
45 | domains=("$@") | |
e7716c6a | 46 | |
c7f64337 | 47 | local path= |
36e66320 JR |
48 | local chunk_pattern=$(get_chunk_pattern ${today}) |
49 | ||
50 | # Enable extglob for the use of chunk_pattern | |
51 | shopt -s extglob | |
e7716c6a | 52 | |
7304cc2e | 53 | # Validate that only 2 chunks are present |
c7f64337 | 54 | nb_chunk=$(ls -A $local_path | wc -l) |
7304cc2e JG |
55 | test $nb_chunk -eq 2 |
56 | ok $? "${local_path} contains 2 chunks only" | |
c7f64337 JR |
57 | |
58 | # Check if the first and second chunk folders exist and they contain a ${app_path}/metadata file. | |
7304cc2e | 59 | for chunk in $(seq 0 1); do |
c7f64337 JR |
60 | path=$(ls $local_path/${chunk_pattern}-${chunk}/${app_path}/metadata) |
61 | ok $? "Chunk ${chunk} exists based on path $path" | |
62 | done | |
63 | ||
e7716c6a JD |
64 | # Make sure we don't have anything else in the first 2 chunk directories |
65 | # besides the kernel folder. | |
7304cc2e | 66 | for chunk in $(seq 0 1); do |
6f7eb8e1 JG |
67 | local stale_files |
68 | ||
69 | stale_files=$(ls -A $local_path/${chunk_pattern}-${chunk}) | |
70 | for domain in "${domains[@]}"; do | |
71 | stale_files=$(echo "$stale_files" | grep -v $domain) | |
72 | done | |
73 | nr_stale=$(echo -n "$stale_files" | wc -l) | |
74 | ok "$nr_stale" "No stale folders in chunk ${chunk} directory" | |
3a9c3e86 | 75 | done |
e7716c6a | 76 | |
c7f64337 | 77 | # We expect a complete session of 30 events |
e7716c6a JD |
78 | validate_trace_count $EVENT_NAME $local_path 30 |
79 | ||
80 | # Chunk 1: 10 events | |
7304cc2e | 81 | validate_trace_count $EVENT_NAME $local_path/${chunk_pattern}-0 10 |
e7716c6a JD |
82 | |
83 | # Chunk 2: 20 events | |
7304cc2e JG |
84 | validate_trace_count $EVENT_NAME $local_path/${chunk_pattern}-1 20 |
85 | ||
36e66320 | 86 | shopt -u extglob |
e7716c6a JD |
87 | } |
88 | ||
89 | function rotate_timer_test () | |
90 | { | |
91 | local_path=$1 | |
92 | per_pid=$2 | |
93 | ||
94 | today=$(date +%Y%m%d) | |
95 | nr=0 | |
96 | nr_iter=0 | |
97 | expected_chunks=3 | |
98 | ||
3b33e9e7 JG |
99 | # Wait for the "archives" folder to appear after the first rotation |
100 | until [ -d $local_path ]; do | |
101 | sleep 1 | |
102 | done | |
103 | ||
e7716c6a JD |
104 | # Wait for $expected_chunks to be generated, timeout after |
105 | # 3 * $expected_chunks * 0.5s. | |
106 | # On a laptop with an empty session, a local rotation takes about 200ms, | |
107 | # and a remote rotation takes about 600ms. | |
108 | # We currently set the timeout to 6 seconds for 3 rotations, if we get | |
109 | # errors, we can bump this value. | |
110 | ||
111 | until [ $nr -ge $expected_chunks ] || [ $nr_iter -ge $(($expected_chunks * 2 )) ]; do | |
112 | nr=$(ls $local_path | wc -l) | |
113 | nr_iter=$(($nr_iter+1)) | |
114 | sleep 1 | |
115 | done | |
116 | test $nr -ge $expected_chunks | |
9498e289 | 117 | ok $? "Generated at least $nr chunks in $(($nr_iter))s" |
e7716c6a JD |
118 | stop_lttng_tracing_ok $SESSION_NAME |
119 | destroy_lttng_session_ok $SESSION_NAME | |
120 | ||
e7716c6a | 121 | i=1 |
36e66320 JR |
122 | local chunk_pattern=$(get_chunk_pattern ${today}) |
123 | ||
124 | # Enable extglob for the use of chunk_pattern | |
125 | shopt -s extglob | |
e7716c6a JD |
126 | |
127 | # In a per-pid setup, only the first chunk is a valid trace, the other | |
128 | # chunks should be empty folders | |
129 | if test $per_pid = 1; then | |
95a6e8d3 | 130 | validate_trace_empty $local_path/${chunk_pattern}-0 |
f590975c MD |
131 | nr=$(find $local_path/${chunk_pattern}-1/ | wc -l) |
132 | # contains self and may contain ust/ subdir (local) or not (remote). | |
133 | test $nr -le 2 | |
e7716c6a | 134 | ok $? "Chunk 2 is empty" |
f590975c MD |
135 | nr=$(find $local_path/${chunk_pattern}-2/ | wc -l) |
136 | # contains self and may contain ust/ subdir (local) or not (remote). | |
137 | test $nr -le 2 | |
e7716c6a JD |
138 | ok $? "Chunk 3 is empty" |
139 | else | |
140 | while [ $i -le $expected_chunks ]; do | |
141 | validate_trace_empty $local_path/${chunk_pattern}-$i | |
142 | i=$(($i+1)) | |
9dc506ae JR |
143 | done |
144 | fi | |
36e66320 | 145 | shopt -u extglob |
e7716c6a | 146 | } |
bf1e8411 | 147 | |
34764ec8 | 148 | function trace_until_n_archives () |
bf1e8411 | 149 | { |
34764ec8 JG |
150 | local produce_events=$1 |
151 | local trace_path=$2 | |
152 | local target_archive_count=$3 | |
609996d5 | 153 | local trace_size_cutoff=$4 |
bf1e8411 | 154 | local archive_count=0 |
609996d5 | 155 | local trace_size=0 |
bf1e8411 JG |
156 | |
157 | diag "Waiting for $target_archive_count size-based rotations to occur" | |
609996d5 | 158 | while [[ archive_count -lt $target_archive_count && $trace_size -lt $trace_size_cutoff ]] |
bf1e8411 | 159 | do |
34764ec8 | 160 | archive_count=$(find "$trace_path" -mindepth 2 -maxdepth 2 -type d -path "*archives*" | wc -l) |
609996d5 | 161 | trace_size=$(du -b "$trace_path" | tail -n1 | cut -f1) |
34764ec8 | 162 | $produce_events 2000 |
bf1e8411 JG |
163 | done |
164 | ||
609996d5 JG |
165 | if [[ $trace_size -ge $trace_size_cutoff ]]; then |
166 | diag "Exceeded size cutoff of $trace_size_cutoff bytes while waiting for $target_archive_count rotations" | |
167 | fi | |
168 | ||
bf1e8411 JG |
169 | [[ $archive_count -eq $target_archive_count ]] |
170 | ok $? "Found $target_archive_count trace archives resulting from trace archive rotations" | |
171 | } |