Yawls

Provide SIGINT/SIGTERM support

Bug #1475841 reported by Giovanni Santini on 2015-07-18

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	Yawls	Fix Released	Undecided	Unassigned

Bug Description

As in title; actually, running the yawls daemon ("yawls -d") with systemd and killing it marks the systemd unit as "failed".

--- Example log ---
$ systemctl start yawlsd
$ systemctl status -l yawlsd
● yawlsd.service - Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor.
   Loaded: loaded (/usr/lib/systemd/system/yawlsd.service; disabled; vendor preset: disabled)
   Active: active (running) since sab 2015-07-18 10:06:45 CEST; 30s ago
Main PID: 9737 (yawls)
   CGroup: /system.slice/yawlsd.service
           ├─9737 /bin/bash /usr/bin/yawls -d
           └─9749 /usr/lib/jvm/default-runtime/bin/java -d64 -server -XX:+AggressiveOpts -Xmn12M -Xms38M -Xmx38M -Djava.library.path=/usr/share/opencv/java -jar /usr/share/yawls/yawls.jar -d

ency@antergos_E1-570G:~/Lavoretti/yawls $ systemctl stop yawlsd
ency@antergos_E1-570G:~/Lavoretti/yawls $ systemctl status -l yawlsd
● yawlsd.service - Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor.
   Loaded: loaded (/usr/lib/systemd/system/yawlsd.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since sab 2015-07-18 10:07:20 CEST; 2s ago
  Process: 9737 ExecStart=/usr/bin/yawls -d (code=exited, status=143)
Main PID: 9737 (code=exited, status=143)
   CGroup: /system.slice/yawlsd.service

lug 18 10:06:45 antergos_E1-570G systemd[1]: Started Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor..
lug 18 10:06:45 antergos_E1-570G systemd[1]: Starting Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor....
lug 18 10:06:45 antergos_E1-570G yawls[9737]: Yawls service started. Press {CTRL+C} to abort...
lug 18 10:07:20 antergos_E1-570G systemd[1]: Stopping Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor....
lug 18 10:07:20 antergos_E1-570G systemd[1]: yawlsd.service: Main process exited, code=exited, status=143/n/a
lug 18 10:07:20 antergos_E1-570G systemd[1]: Stopped Adjust the brightness level of your display by using the internal/external webcam of your notebook as an ambient light sensor..
lug 18 10:07:20 antergos_E1-570G systemd[1]: yawlsd.service: Unit entered failed state.
lug 18 10:07:20 antergos_E1-570G systemd[1]: yawlsd.service: Failed with result 'exit-code'.
$
--- End of Example Log ---

The reason of this error is clearly explained here:
http://stackoverflow.com/questions/25111920/why-does-systemd-service-running-node-js-app-show-state-of-failed-when-stopped-p

AUR package: https://aur4.archlinux.org/packages/yawls/
systemd service unit: https://aur4.archlinux.org/cgit/aur.git/tree/yawlsd.service?h=yawls
All the sources for ArchLinux packaging: https://aur4.archlinux.org/cgit/aur.git/tree/?h=yawls