Supervisor的使用

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 % lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 18.04.2 LTS
Release:        18.04
Codename:       bionic

 % python -V
Python 3.6.8

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sudo python3.6 -m pip install supervisor==4.0.4

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wget -O supervisor-4.0.4.zip https://github.com/Supervisor/supervisor/tree/4.0.4
unzip supervisor-4.0.4.zip 
cd supervisor-4.0.4
sudo python -m setup.py install

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; supervisor config file
[unix_http_server]
file=/var/run/supervisor.sock   ; (the path to the socket file)
chmod=0700                       ; sockef file mode (default 0700)

[supervisord]
logfile=/var/log/supervisor/supervisord.log ; (main log file;default $CWD/supervisord.log)
pidfile=/var/run/supervisord.pid ; (supervisord pidfile;default supervisord.pid)
childlogdir=/var/log/supervisor            ; ('AUTO' child log dir, default $TEMP)
; the below section must remain in the config file for RPC
; (supervisorctl/web interface) to work, additional interfaces may be
; added by defining them in separate rpcinterface: sections
[rpcinterface:supervisor]
supervisor.rpcinterface_factory = supervisor.rpcinterface:make_main_rpcinterface

[supervisorctl]
serverurl=unix:///var/run/supervisor.sock ; use a unix:// URL  for a unix socket

; The [include] section can just contain the "files" setting.  This
; setting can list multiple files (separated by whitespace or
; newlines).  It can also contain wildcards.  The filenames are
; interpreted as relative to this file.  Included files *cannot*
; include files themselves.
[include]
files = /etc/supervisor/conf.d/*.conf

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sudo mkdir -p /var/log/supervisor/
sudo touch /var/log/supervisor/supervisord.log

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sudo supervisord -c /etc/supervisord.conf
sudo supervisorctl restart

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sudo vim /etc/supervisor/conf.d/laravel-worker.conf

[program:laravel-worker]
process_name=%(program_name)s_%(process_num)02d
command=php artisan queue:work --sleep=3 --tries=3 --queue=default,high
directory=/mnt/g/Workplace/explore/php/blog/
autostart=true
startsecs=3
autorestart=true
user=kael
numprocs=8
priority=999
redirect_stderr=true
stdout_logfile=/mnt/g/Workplace/explore/php/blog/storage/supervisor.log
stderr_logfile=/mnt/g/Workplace/explore/php/blog/storage/supervisor.err.log
stdout_logfile_maxbytes=2MB
stderr_logfile_maxbytes=2MB


sudo supervisord -c /etc/supervisord.conf

sudo supervisorctl reread

sudo supervisorctl update

sudo supervisorctl start laravel-worker:*

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supervisorctl stop program_name	#停止某个进程
supervisorctl start program_name	#启动某个进程
supervisorctl restart program_name	#重启某个进程
sudo supervisorctl status [program_name] #查看（某个）进程
supervisorctl stop all	#停止全部进程
supervisorctl reload	#载入最新的配置文件，停止原有进程并按新的配置启动、管理所有进程
supervisorctl update	#根据最新的配置文件，启动新配置或有改动的进程，配置没有改动的进程不会受影响而重启