Commit 18990d74fdb48089c9bcc1596bb1d5695ffd14bf
Committed by
Sergio Oliveira
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7c84af70
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Add celery service
Signed-off-by: Gustavo Jaruga <darksshades@gmail.com> Signed-off-by: Luciano Prestes Cavalcanti <lucianopcbr@gmail.com>
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1 | +# Names of nodes to start | |
2 | +CELERYD_NODES="worker1" | |
3 | + | |
4 | +# Absolute or relative path to the 'celery' command: | |
5 | +CELERY_BIN="/home/vagrant/.virtualenvs/colab/bin/celery" | |
6 | + | |
7 | +# comment out this line if you don't use an app | |
8 | +CELERY_APP="colab" | |
9 | + | |
10 | +# Where to chdir at start. | |
11 | +CELERYD_CHDIR="/vagrant/" | |
12 | + | |
13 | +# Extra command-line arguments to the worker | |
14 | +CELERYD_OPTS="--time-limit=300 --concurrency=8" | |
15 | + | |
16 | +# %N will be replaced with the first part of the nodename. | |
17 | +CELERYD_LOG_FILE="/var/log/celery/%N.log" | |
18 | +CELERYD_PID_FILE="/var/run/celery/%N.pid" | |
19 | + | |
20 | +# Workers should run as an unprivileged user. | |
21 | +# You need to create this user manually (or you can choose | |
22 | +# a user/group combination that already exists, e.g. nobody). | |
23 | +CELERYD_USER="vagrant" | |
24 | +CELERYD_GROUP="vagrant" | |
25 | + | |
26 | +# If enabled pid and log directories will be created if missing, | |
27 | +# and owned by the userid/group configured. | |
28 | +CELERY_CREATE_DIRS=1 | ... | ... |
... | ... | @@ -0,0 +1,395 @@ |
1 | +#!/bin/sh -e | |
2 | +# ============================================ | |
3 | +# celeryd - Starts the Celery worker daemon. | |
4 | +# ============================================ | |
5 | +# | |
6 | +# :Usage: /etc/init.d/celeryd {start|stop|force-reload|restart|try-restart|status} | |
7 | +# :Configuration file: /etc/default/celeryd | |
8 | +# | |
9 | +# See http://docs.celeryproject.org/en/latest/tutorials/daemonizing.html#generic-init-scripts | |
10 | + | |
11 | + | |
12 | +### BEGIN INIT INFO | |
13 | +# Provides: celeryd | |
14 | +# Required-Start: $network $local_fs $remote_fs | |
15 | +# Required-Stop: $network $local_fs $remote_fs | |
16 | +# Default-Start: 2 3 4 5 | |
17 | +# Default-Stop: 0 1 6 | |
18 | +# Short-Description: celery task worker daemon | |
19 | +### END INIT INFO | |
20 | +# | |
21 | +# | |
22 | +# To implement separate init scripts, copy this script and give it a different | |
23 | +# name: | |
24 | +# I.e., if my new application, "little-worker" needs an init, I | |
25 | +# should just use: | |
26 | +# | |
27 | +# cp /etc/init.d/celeryd /etc/init.d/little-worker | |
28 | +# | |
29 | +# You can then configure this by manipulating /etc/default/little-worker. | |
30 | +# | |
31 | +VERSION=10.1 | |
32 | +echo "celery init v${VERSION}." | |
33 | +if [ $(id -u) -ne 0 ]; then | |
34 | + echo "Error: This program can only be used by the root user." | |
35 | + echo " Unprivileged users must use the 'celery multi' utility, " | |
36 | + echo " or 'celery worker --detach'." | |
37 | + exit 1 | |
38 | +fi | |
39 | + | |
40 | + | |
41 | +# Can be a runlevel symlink (e.g. S02celeryd) | |
42 | +if [ -L "$0" ]; then | |
43 | + SCRIPT_FILE=$(readlink "$0") | |
44 | +else | |
45 | + SCRIPT_FILE="$0" | |
46 | +fi | |
47 | +SCRIPT_NAME="$(basename "$SCRIPT_FILE")" | |
48 | + | |
49 | +DEFAULT_USER="celery" | |
50 | +DEFAULT_PID_FILE="/var/run/celery/%n.pid" | |
51 | +DEFAULT_LOG_FILE="/var/log/celery/%n.log" | |
52 | +DEFAULT_LOG_LEVEL="INFO" | |
53 | +DEFAULT_NODES="celery" | |
54 | +DEFAULT_CELERYD="-m celery worker --detach" | |
55 | + | |
56 | +CELERY_DEFAULTS=${CELERY_DEFAULTS:-"/etc/default/${SCRIPT_NAME}"} | |
57 | + | |
58 | +# Make sure executable configuration script is owned by root | |
59 | +_config_sanity() { | |
60 | + local path="$1" | |
61 | + local owner=$(ls -ld "$path" | awk '{print $3}') | |
62 | + local iwgrp=$(ls -ld "$path" | cut -b 6) | |
63 | + local iwoth=$(ls -ld "$path" | cut -b 9) | |
64 | + | |
65 | + if [ "$(id -u $owner)" != "0" ]; then | |
66 | + echo "Error: Config script '$path' must be owned by root!" | |
67 | + echo | |
68 | + echo "Resolution:" | |
69 | + echo "Review the file carefully and make sure it has not been " | |
70 | + echo "modified with mailicious intent. When sure the " | |
71 | + echo "script is safe to execute with superuser privileges " | |
72 | + echo "you can change ownership of the script:" | |
73 | + echo " $ sudo chown root '$path'" | |
74 | + exit 1 | |
75 | + fi | |
76 | + | |
77 | + if [ "$iwoth" != "-" ]; then # S_IWOTH | |
78 | + echo "Error: Config script '$path' cannot be writable by others!" | |
79 | + echo | |
80 | + echo "Resolution:" | |
81 | + echo "Review the file carefully and make sure it has not been " | |
82 | + echo "modified with malicious intent. When sure the " | |
83 | + echo "script is safe to execute with superuser privileges " | |
84 | + echo "you can change the scripts permissions:" | |
85 | + echo " $ sudo chmod 640 '$path'" | |
86 | + exit 1 | |
87 | + fi | |
88 | + if [ "$iwgrp" != "-" ]; then # S_IWGRP | |
89 | + echo "Error: Config script '$path' cannot be writable by group!" | |
90 | + echo | |
91 | + echo "Resolution:" | |
92 | + echo "Review the file carefully and make sure it has not been " | |
93 | + echo "modified with malicious intent. When sure the " | |
94 | + echo "script is safe to execute with superuser privileges " | |
95 | + echo "you can change the scripts permissions:" | |
96 | + echo " $ sudo chmod 640 '$path'" | |
97 | + exit 1 | |
98 | + fi | |
99 | +} | |
100 | + | |
101 | +if [ -f "$CELERY_DEFAULTS" ]; then | |
102 | + _config_sanity "$CELERY_DEFAULTS" | |
103 | + echo "Using config script: $CELERY_DEFAULTS" | |
104 | + . "$CELERY_DEFAULTS" | |
105 | +fi | |
106 | + | |
107 | +# Sets --app argument for CELERY_BIN | |
108 | +CELERY_APP_ARG="" | |
109 | +if [ ! -z "$CELERY_APP" ]; then | |
110 | + CELERY_APP_ARG="--app=$CELERY_APP" | |
111 | +fi | |
112 | + | |
113 | +CELERYD_USER=${CELERYD_USER:-$DEFAULT_USER} | |
114 | + | |
115 | +# Set CELERY_CREATE_DIRS to always create log/pid dirs. | |
116 | +CELERY_CREATE_DIRS=${CELERY_CREATE_DIRS:-0} | |
117 | +CELERY_CREATE_RUNDIR=$CELERY_CREATE_DIRS | |
118 | +CELERY_CREATE_LOGDIR=$CELERY_CREATE_DIRS | |
119 | +if [ -z "$CELERYD_PID_FILE" ]; then | |
120 | + CELERYD_PID_FILE="$DEFAULT_PID_FILE" | |
121 | + CELERY_CREATE_RUNDIR=1 | |
122 | +fi | |
123 | +if [ -z "$CELERYD_LOG_FILE" ]; then | |
124 | + CELERYD_LOG_FILE="$DEFAULT_LOG_FILE" | |
125 | + CELERY_CREATE_LOGDIR=1 | |
126 | +fi | |
127 | + | |
128 | +CELERYD_LOG_LEVEL=${CELERYD_LOG_LEVEL:-${CELERYD_LOGLEVEL:-$DEFAULT_LOG_LEVEL}} | |
129 | +CELERY_BIN=${CELERY_BIN:-"celery"} | |
130 | +CELERYD_MULTI=${CELERYD_MULTI:-"$CELERY_BIN multi"} | |
131 | +CELERYD_NODES=${CELERYD_NODES:-$DEFAULT_NODES} | |
132 | + | |
133 | +export CELERY_LOADER | |
134 | + | |
135 | +if [ -n "$2" ]; then | |
136 | + CELERYD_OPTS="$CELERYD_OPTS $2" | |
137 | +fi | |
138 | + | |
139 | +CELERYD_LOG_DIR=`dirname $CELERYD_LOG_FILE` | |
140 | +CELERYD_PID_DIR=`dirname $CELERYD_PID_FILE` | |
141 | + | |
142 | +# Extra start-stop-daemon options, like user/group. | |
143 | +if [ -n "$CELERYD_CHDIR" ]; then | |
144 | + DAEMON_OPTS="$DAEMON_OPTS --workdir=$CELERYD_CHDIR" | |
145 | +fi | |
146 | + | |
147 | + | |
148 | +check_dev_null() { | |
149 | + if [ ! -c /dev/null ]; then | |
150 | + echo "/dev/null is not a character device!" | |
151 | + exit 75 # EX_TEMPFAIL | |
152 | + fi | |
153 | +} | |
154 | + | |
155 | + | |
156 | +maybe_die() { | |
157 | + if [ $? -ne 0 ]; then | |
158 | + echo "Exiting: $* (errno $?)" | |
159 | + exit 77 # EX_NOPERM | |
160 | + fi | |
161 | +} | |
162 | + | |
163 | +create_default_dir() { | |
164 | + if [ ! -d "$1" ]; then | |
165 | + echo "- Creating default directory: '$1'" | |
166 | + mkdir -p "$1" | |
167 | + maybe_die "Couldn't create directory $1" | |
168 | + echo "- Changing permissions of '$1' to 02755" | |
169 | + chmod 02755 "$1" | |
170 | + maybe_die "Couldn't change permissions for $1" | |
171 | + if [ -n "$CELERYD_USER" ]; then | |
172 | + echo "- Changing owner of '$1' to '$CELERYD_USER'" | |
173 | + chown "$CELERYD_USER" "$1" | |
174 | + maybe_die "Couldn't change owner of $1" | |
175 | + fi | |
176 | + if [ -n "$CELERYD_GROUP" ]; then | |
177 | + echo "- Changing group of '$1' to '$CELERYD_GROUP'" | |
178 | + chgrp "$CELERYD_GROUP" "$1" | |
179 | + maybe_die "Couldn't change group of $1" | |
180 | + fi | |
181 | + fi | |
182 | +} | |
183 | + | |
184 | + | |
185 | +check_paths() { | |
186 | + if [ $CELERY_CREATE_LOGDIR -eq 1 ]; then | |
187 | + create_default_dir "$CELERYD_LOG_DIR" | |
188 | + fi | |
189 | + if [ $CELERY_CREATE_RUNDIR -eq 1 ]; then | |
190 | + create_default_dir "$CELERYD_PID_DIR" | |
191 | + fi | |
192 | +} | |
193 | + | |
194 | +create_paths() { | |
195 | + create_default_dir "$CELERYD_LOG_DIR" | |
196 | + create_default_dir "$CELERYD_PID_DIR" | |
197 | +} | |
198 | + | |
199 | +export PATH="${PATH:+$PATH:}/usr/sbin:/sbin" | |
200 | + | |
201 | + | |
202 | +_get_pidfiles () { | |
203 | + # note: multi < 3.1.14 output to stderr, not stdout, hence the redirect. | |
204 | + ${CELERYD_MULTI} expand "${CELERYD_PID_FILE}" ${CELERYD_NODES} 2>&1 | |
205 | +} | |
206 | + | |
207 | + | |
208 | +_get_pids() { | |
209 | + found_pids=0 | |
210 | + my_exitcode=0 | |
211 | + | |
212 | + for pidfile in $(_get_pidfiles); do | |
213 | + local pid=`cat "$pidfile"` | |
214 | + local cleaned_pid=`echo "$pid" | sed -e 's/[^0-9]//g'` | |
215 | + if [ -z "$pid" ] || [ "$cleaned_pid" != "$pid" ]; then | |
216 | + echo "bad pid file ($pidfile)" | |
217 | + one_failed=true | |
218 | + my_exitcode=1 | |
219 | + else | |
220 | + found_pids=1 | |
221 | + echo "$pid" | |
222 | + fi | |
223 | + | |
224 | + if [ $found_pids -eq 0 ]; then | |
225 | + echo "${SCRIPT_NAME}: All nodes down" | |
226 | + exit $my_exitcode | |
227 | + fi | |
228 | + done | |
229 | +} | |
230 | + | |
231 | + | |
232 | +_chuid () { | |
233 | + su "$CELERYD_USER" -c "$CELERYD_MULTI $*" | |
234 | +} | |
235 | + | |
236 | + | |
237 | +start_workers () { | |
238 | + if [ ! -z "$CELERYD_ULIMIT" ]; then | |
239 | + ulimit $CELERYD_ULIMIT | |
240 | + fi | |
241 | + _chuid $* start $CELERYD_NODES $DAEMON_OPTS \ | |
242 | + --pidfile="$CELERYD_PID_FILE" \ | |
243 | + --logfile="$CELERYD_LOG_FILE" \ | |
244 | + --loglevel="$CELERYD_LOG_LEVEL" \ | |
245 | + $CELERY_APP_ARG \ | |
246 | + $CELERYD_OPTS | |
247 | +} | |
248 | + | |
249 | + | |
250 | +dryrun () { | |
251 | + (C_FAKEFORK=1 start_workers --verbose) | |
252 | +} | |
253 | + | |
254 | + | |
255 | +stop_workers () { | |
256 | + _chuid stopwait $CELERYD_NODES --pidfile="$CELERYD_PID_FILE" | |
257 | +} | |
258 | + | |
259 | + | |
260 | +restart_workers () { | |
261 | + _chuid restart $CELERYD_NODES $DAEMON_OPTS \ | |
262 | + --pidfile="$CELERYD_PID_FILE" \ | |
263 | + --logfile="$CELERYD_LOG_FILE" \ | |
264 | + --loglevel="$CELERYD_LOG_LEVEL" \ | |
265 | + $CELERY_APP_ARG \ | |
266 | + $CELERYD_OPTS | |
267 | +} | |
268 | + | |
269 | + | |
270 | +kill_workers() { | |
271 | + _chuid kill $CELERYD_NODES --pidfile="$CELERYD_PID_FILE" | |
272 | +} | |
273 | + | |
274 | + | |
275 | +restart_workers_graceful () { | |
276 | + echo "WARNING: Use with caution in production" | |
277 | + echo "The workers will attempt to restart, but they may not be able to." | |
278 | + local worker_pids= | |
279 | + worker_pids=`_get_pids` | |
280 | + [ "$one_failed" ] && exit 1 | |
281 | + | |
282 | + for worker_pid in $worker_pids; do | |
283 | + local failed= | |
284 | + kill -HUP $worker_pid 2> /dev/null || failed=true | |
285 | + if [ "$failed" ]; then | |
286 | + echo "${SCRIPT_NAME} worker (pid $worker_pid) could not be restarted" | |
287 | + one_failed=true | |
288 | + else | |
289 | + echo "${SCRIPT_NAME} worker (pid $worker_pid) received SIGHUP" | |
290 | + fi | |
291 | + done | |
292 | + | |
293 | + [ "$one_failed" ] && exit 1 || exit 0 | |
294 | +} | |
295 | + | |
296 | + | |
297 | +check_status () { | |
298 | + my_exitcode=0 | |
299 | + found_pids=0 | |
300 | + | |
301 | + local one_failed= | |
302 | + for pidfile in $(_get_pidfiles); do | |
303 | + if [ ! -r $pidfile ]; then | |
304 | + echo "${SCRIPT_NAME} down: no pidfiles found" | |
305 | + one_failed=true | |
306 | + break | |
307 | + fi | |
308 | + | |
309 | + local node=`basename "$pidfile" .pid` | |
310 | + local pid=`cat "$pidfile"` | |
311 | + local cleaned_pid=`echo "$pid" | sed -e 's/[^0-9]//g'` | |
312 | + if [ -z "$pid" ] || [ "$cleaned_pid" != "$pid" ]; then | |
313 | + echo "bad pid file ($pidfile)" | |
314 | + one_failed=true | |
315 | + else | |
316 | + local failed= | |
317 | + kill -0 $pid 2> /dev/null || failed=true | |
318 | + if [ "$failed" ]; then | |
319 | + echo "${SCRIPT_NAME} (node $node) (pid $pid) is down, but pidfile exists!" | |
320 | + one_failed=true | |
321 | + else | |
322 | + echo "${SCRIPT_NAME} (node $node) (pid $pid) is up..." | |
323 | + fi | |
324 | + fi | |
325 | + done | |
326 | + | |
327 | + [ "$one_failed" ] && exit 1 || exit 0 | |
328 | +} | |
329 | + | |
330 | + | |
331 | +case "$1" in | |
332 | + start) | |
333 | + check_dev_null | |
334 | + check_paths | |
335 | + start_workers | |
336 | + ;; | |
337 | + | |
338 | + stop) | |
339 | + check_dev_null | |
340 | + check_paths | |
341 | + stop_workers | |
342 | + ;; | |
343 | + | |
344 | + reload|force-reload) | |
345 | + echo "Use restart" | |
346 | + ;; | |
347 | + | |
348 | + status) | |
349 | + check_status | |
350 | + ;; | |
351 | + | |
352 | + restart) | |
353 | + check_dev_null | |
354 | + check_paths | |
355 | + restart_workers | |
356 | + ;; | |
357 | + | |
358 | + graceful) | |
359 | + check_dev_null | |
360 | + restart_workers_graceful | |
361 | + ;; | |
362 | + | |
363 | + kill) | |
364 | + check_dev_null | |
365 | + kill_workers | |
366 | + ;; | |
367 | + | |
368 | + dryrun) | |
369 | + check_dev_null | |
370 | + dryrun | |
371 | + ;; | |
372 | + | |
373 | + try-restart) | |
374 | + check_dev_null | |
375 | + check_paths | |
376 | + restart_workers | |
377 | + ;; | |
378 | + | |
379 | + create-paths) | |
380 | + check_dev_null | |
381 | + create_paths | |
382 | + ;; | |
383 | + | |
384 | + check-paths) | |
385 | + check_dev_null | |
386 | + check_paths | |
387 | + ;; | |
388 | + | |
389 | + *) | |
390 | + echo "Usage: /etc/init.d/${SCRIPT_NAME} {start|stop|restart|graceful|kill|dryrun|create-paths}" | |
391 | + exit 64 # EX_USAGE | |
392 | + ;; | |
393 | +esac | |
394 | + | |
395 | +exit 0 | ... | ... |
vagrant/provision.sh
... | ... | @@ -36,3 +36,7 @@ fi |
36 | 36 | colab-admin migrate |
37 | 37 | colab-admin loaddata /vagrant/tests/test_data.json |
38 | 38 | |
39 | +# Init.d Celery files | |
40 | +sudo cp $basedir/vagrant/misc/etc/init.d/celeryd /etc/init.d/ | |
41 | +sudo cp $basedir/vagrant/misc/etc/default/celeryd /etc/default/ | |
42 | +sudo systemctl start celeryd | ... | ... |