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承接上文centos7中rabbitmq安装详细教程
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前言:
为了方便管理服务,centos6版本中使用的是init进程来管理,centos7版本中使用的是systemd进程来管理
所以本次将自启脚本放置在/etc/init.d目录下,交由services(init)或者systemd来管理,故centos6和centos7中都可以使用的
简要介绍init
init在启动过程中会根据运行级别来启动
# 0 - 关机
# 1 - 单用户模式,只root用户进行维护
# 2 - 多用户,没有 NFS
# 3 - 完全多用户模式(标准的运行级)
# 4 - 安全模式
# 5 - 图形界面
# 6 - 重新启动
不同的级别会对应运行 /etc/rc.d/rc{0,1,2,3,4,5,6}.d 目录下的脚本
开始自启脚本配置
1、在/etc/init.d/目录中创建rabbitmq文件
(注意要根据自己环境修改rabbitmq安装目录路径)
# 注:/etc/init.d目录是/etc/rc.d/init.d的软链接目录
$ vim /etc/init.d/rabbitmq
#!/bin/bash# chkconfig: 2345 80 05
# description: rabbitmq
# processname: rabbitmq#RabbitMQ安装目录
RABBITMQ_HOME=/opt/rabbitmq_server-3.7.14
export PATH=$PATH:/usr/local/erlang/bin
export HOME=$RABBITMQ_HOMEcase "$1" instart)echo "Starting RabbitMQ ..."$RABBITMQ_HOME/sbin/rabbitmq-server -detached;;
stop)echo "Stopping RabbitMQ ..."$RABBITMQ_HOME/sbin/rabbitmqctl stop;;
status)echo "Status RabbitMQ ..."$RABBITMQ_HOME/sbin/rabbitmqctl status;;
*)echo "Usage: $prog {start|stop|status}";;
esac
exit 0
2、配置执行权限
$ cd /etc/rc.d
$ chmod +x /etc/init.d/rabbitmq
3、将服务添加到系统服务中
$ chkconfig --add rabbitmq
4、设置自启动
$ chkconfig rabbitmq on
5、查看是否配置成功(如下图即代表配置成功)
$ chkconfig --list rabbitmq
Note: This output shows SysV services only and does not include nativesystemd services. SysV configuration data might be overridden by nativesystemd configuration.If you want to list systemd services use 'systemctl list-unit-files'.To see services enabled on particular target use'systemctl list-dependencies [target]'.rabbitmq 0:off 1:off 2:on 3:on 4:on 5:on 6:off
6、重刷服务配置
centos7中:
$ systemctl daemon-reloadcentos6中:
$ chkconfig daemon-reload
7、启动服务测试
$ systemctl start rabbitm$ systemctl status rabbitmq
● rabbitmq.service - SYSV: rabbitmqLoaded: loaded (/etc/rc.d/init.d/rabbitmq; bad; vendor preset: disabled)Active: active (running) since Thu 2020-09-10 17:29:42 CST; 2min 36s agoDocs: man:systemd-sysv-generator(8)Process: 13550 ExecStop=/etc/rc.d/init.d/rabbitmq stop (code=exited, status=0/SUCCESS)Process: 13764 ExecStart=/etc/rc.d/init.d/rabbitmq start (code=exited, status=0/SUCCESS)Tasks: 91Memory: 97.2MCGroup: /system.slice/rabbitmq.service├─ 3567 /usr/local/erlang/lib/erlang/erts-10.3/bin/epmd -daemon├─13983 /usr/local/erlang/lib/erlang/erts-10.3/bin/beam.smp -W w -A 64 -MBas ageffcbf -MHas ageffcbf -MBlmbcs 512 -MHlmbcs 512 -MM...├─14052 erl_child_setup 1024├─14140 inet_gethost 4└─14141 inet_gethost 4Sep 10 17:29:42 cpe-172-250-210-30.socal.res.rr.com systemd[1]: Starting SYSV: rabbitmq...
Sep 10 17:29:42 cpe-172-250-210-30.socal.res.rr.com rabbitmq[13764]: Starting RabbitMQ ...
Sep 10 17:29:42 cpe-172-250-210-30.socal.res.rr.com rabbitmq[13764]: Warning: PID file not written; -detached was passed.
Sep 10 17:29:42 cpe-172-250-210-30.socal.res.rr.com systemd[1]: Started SYSV: rabbitmq.$ ps aux |grep rabbitmq
root 13983 1.4 0.8 3335044 70024 ? Sl 17:29 0:04 /usr/local/erlang/lib/erlang/erts-10.3/bin/beam.smp -W w -A 64 -MBas ageffcbf -MHas ageffcbf -MBlmbcs 512 -MHlmbcs 512 -MMmcs 30 -P 1048576 -t 5000000 -stbt db -zdbbl 128000 -K true -- -root /usr/local/erlang/lib/erlang -progname erl -- -home /opt/rabbitmq_server-3.7.14 -- -pa /opt/rabbitmq_server-3.7.14/ebin -noshell -noinput -s rabbit boot -sname rabbit@cpe-172-250-210-30 -boot start_sasl -kernel inet_default_connect_options [{nodelay,true}] -sasl errlog_type error -sasl sasl_error_logger false -rabbit lager_log_root "/opt/rabbitmq_server-3.7.14/var/log/rabbitmq" -rabbit lager_default_file "/opt/rabbitmq_server-3.7.14/var/log/rabbitmq/rabbit@cpe-172-250-210-30.log" -rabbit lager_upgrade_file "/opt/rabbitmq_server-3.7.14/var/log/rabbitmq/rabbit@cpe-172-250-210-30_upgrade.log" -rabbit enabled_plugins_file "/opt/rabbitmq_server-3.7.14/etc/rabbitmq/enabled_plugins" -rabbit plugins_dir "/opt/rabbitmq_server-3.7.14/plugins" -rabbit plugins_expand_dir "/opt/rabbitmq_server-3.7.14/var/lib/rabbitmq/mnesia/rabbit@cpe-172-250-210-30-plugins-expand" -os_mon start_cpu_sup false -os_mon start_disksup false -os_mon start_memsup false -mnesia dir "/opt/rabbitmq_server-3.7.14/var/lib/rabbitmq/mnesia/rabbit@cpe-172-250-210-30" -kernel inet_dist_listen_min 25672 -kernel inet_dist_listen_max 25672 -noshell -noinput
root 17389 0.0 0.0 112816 972 pts/1 S+ 17:34 0:00 grep --color=auto rabbitmq
8、重启服务器测试
$ reboot
$ ps aux |grep rabbitmq

PS:如果实在想用systemd管理服务,那么还是可以用上边的脚本来运行 再添加一个systemd管理的服务文件即可
$ vim /usr/lib/systemd/system/rabbitmq.service [Unit]
Description=rabbitmq server
After=network.target remote-fs.target nss-lookup.target[Service]
Type=forking
ExecStart=/etc/init.d/rabbitmq start
ExecStop=/etc/init.d/rabbitmq stop[Install]
WantedBy=multi-user.target$ systemctl enable rabbitmq
$ systemctl start rabbitmq