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supervisor初体验

supervisor初体验

作者: 庄宁文 | 来源:发表于2017-02-07 11:14 被阅读0次

    1.安装

    宿主机环境:(Centos7)

    宿主机环境

    #yum install python-setuptools

    yum install python-setuptools

    #easy_install supervisor

    easy_install supervisor

    测试安装是否成功:

    #echo_supervisord_conf

    echo_supervisord_conf

    2.创建配置文件

    创建supervisor配置文件目录/etc/supervisor/

    #mkdir -m 755 -p /etc/supervisor/

    mkdir -m 755 -p /etc/supervisor/

    创建主配文件supervisord.conf

    #echo_supervisord_conf > /etc/supervisor/supervisord.conf

    echo_supervisord_conf > /etc/supervisor/supervisord.conf

    创建项目配置文件目录

    # mkdir -m 755 conf.d

    # mkdir -m 755 conf.d

    3.调试

    在/home/k1ic/supervisor_simple 目录下创建test.c

    test.c

    编译为test #gcc -o test test.c

    gcc -o test test.c

    在/etc/supervisor/conf.d 目录下创建 test.ini

    test.ini

    在主配文档中引入test.ini

    files = ./conf.d/*.ini

    启动supervisor

    # supervisord -c /etc/supervisor/supervisord.conf

    supervisord -c /etc/supervisor/supervisord.conf

    pstree -p | grep supervisord

    查看supervisord.log发现program test已启动

    # cat /tmp/supervisord.log

    # cat /tmp/supervisord.log

    用 supervisorctl 查看已经被监控的program(注:直接用 #supervisorctl 会提示:http://localhost:9001 refused connection

    #supervisorctl -c /etc/supervisor/supervisord.conf

    supervisorctl -c /etc/supervisor/supervisord.conf

    增加一例监控php脚本

    创建skud.ini

    skud.ini

    [program:skuld]

    在/home/k1ic/supervisor_simple目录下创建skuld.php

    skuld.php

    重启监控服务

    reload

    pstree

    ================分割线================

    这才是重点^^

    0. supervisor 比较适合监控业务应用,且只能监控前台程序,php fork方式实现的daemon不能用它监控,否则supervisor> status 会提示:BACKOFF  Exited too quickly (process log may have details)

    BACKOFF  Exited too quickly (process log may have details)

    cat supervisord.log

    1.每次修改配置文件后需进入supervisorctl,执行reload, 改动部分才能生效

    reload

    2.两个命令

    supervisord : supervisor的服务器端部分,用于supervisor启动

    supervisorctl:启动supervisor的命令行窗口,在该命令行中可执行start、stop、status、reload等操作。

    3.web管理界面

    将supervisord.conf中[inet_http_server]部分做相应配置,在supervisorctl中reload即可启动web管理界面

    [inet_http_server]

    http://107.170.249.52:9001/?message=Page%20refreshed%20at%20Tue%20Sep%2029%2016%3A20%3A40%202015

    参考文献:

    Supervisor的安装与使用入门

    http://fukun.org/archives/07102224.html

    按需讲解之Supervisor

    http://www.cnblogs.com/yjf512/archive/2012/03/05/2380496.html

    supervisord entered FATAL state, too many start retries too quickly错误处理

    http://beginman.cn/linux/2015/09/25/error-about-supervisord/

    Supervisor监控PHP进程

    http://www.phpddt.com/php/supervisor.html

    关于进程监控及自动启动

    http://www.vimer.cn/2013/07/%E5%85%B3%E4%BA%8E%E8%BF%9B%E7%A8%8B%E7%9B%91%E6%8E%A7%E5%8F%8A%E8%87%AA%E5%8A%A8%E5%90%AF%E5%8A%A8.html

    Supervisor学习

    http://beginman.cn/linux/2015/04/06/Supervisor/

    通过进程模型进行扩展

    http://12factor.net/zh_cn/concurrency

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