RABBITMQ Installation and command introduction and Python program simulation for producers and consumers

" Introduction "

RABBITMQ is a amqp on the basis of a complete, reusable enterprise messaging system. He follows the mozilla public License Open Source protocol

RABBITMQ is a popular open source Message Queuing system developed in Erlang language.

RABBITMQ is the standard implementation of the AMQP (Advanced Message Queuing protocol)

Official website: http://www.rabbitmq.com/

" Install "

Way: yum/rpm

System environment

[[Email protected]_server scripts]# ifconfig | Sed-n ' S#.*inet addr:\ (. *\) B.*#\1#GP '

192.168.100.20

[[Email protected]_server scripts]# cat/etc/issue | Grep-i cent

CentOS Release 6.4 (Final)

[Email protected]_server scripts]# Yum repolist |grep Epel

* epel:mirrors.aliyun.com

Epel Extra Packages for Enterprise Linux 6-x86_64 12,244

[[Email Protected]_server scripts]#

Yum Install-y rabbitmq-server

After the installation is successful, view the list of plugins

/usr/lib/rabbitmq/bin/rabbitmq-plugins List

Start the Rabbitmq_management plugin

/usr/lib/rabbitmq/bin/rabbitmq-plugins Enable Rabbitmq_management

Start the program

/etc/init.d/rabbitmq-server start

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" Validate "

[[email protected]_server scripts]# netstat -tulnp |grep 15672tcp         0      0 0.0.0.0:15672                0.0.0.0:*                    LISTEN       3877/beam.smp       [[email protected]_ server scripts]# ps -ef |grep rabbitroot      3837      1  0 11:30 pts/2    00:00:00 /bin/ sh /etc/init.d/rabbitmq-server startroot      3868  3837   0 11:30 pts/2    00:00:00 /bin/bash -c ulimit -s  -c 0 >/dev/null 2>&1 ; /usr/sbin/rabbitmq-serverroot      3869   3868  0 11:30 pts/2    00:00:00 /bin/sh /usr/sbin/ Rabbitmq-serverroot      3876  3869  0 11:30 pts/2     00:00:00 su rabbitmq -s /bin/sh -c /usr/lib/rabbitmq/bin /rabbitmq-server rabbitmq  3877  3876  0 11:30 ?         00:00:55 /usr/lib64/erlang/erts-5.8.5/bin/beam.smp -w w  -k true -a30 -p 1048576 -- -root /usr/lib64/erlang -progname  erl -- -home /var/lib/rabbitmq -- -pa /usr/lib/rabbitmq/lib/rabbitmq_ server-3.1.5/sbin/. /ebin -noshell -noinput -s rabbit boot -sname [email protected]_server  -boot stArt_sasl -kernel inet_default_connect_options [{nodelay,true}] -sasl errlog_type  error -sasl sasl_error_logger false -rabbit error_logger {file, "/var/log/ Rabbitmq/[email protected]_server.log "} -rabbit sasl_error_logger {file,"/var/log/rabbitmq /[email protected]_server-sasl.log "} -rabbit enabled_plugins_file "/etc/rabbitmq/enabled_ Plugins " -rabbit plugins_dir "/usr/lib/rabbitmq/lib/rabbitmq_server-3.1.5/sbin/. /plugins " -rabbit plugins_expand_dir "/var/lib/rabbitmq/mnesia/[email protected]_ Server-plugins-expand " -os_mon start_cpu_sup false -os_mon start_disksup false  -os_mon start_memsup false -mnesia dir  "/var/lib/rabbitmq/mnesia/[email  Protected]_server "rabbitmq  3951  3877  0 11:30 ?         00:00:00 inet_gethost 4rabbitmq  3952  3951  0 11:30 ?         00:00:00 inet_gethost 4root     19143   1770  0 14:02 pts/2    00:00:00 grep rabbit[[email  protected]_server scripts]#

" Configuration "

The default configuration does not need to be configured

If you need/etc/rabbitmq/you can create a

" Common Commands "

View Queue List

Rabbitmqctl list_queues

View the queue under the default vhost for "/"

Rabbitmqctl list_queues-p "/"

View Vhost List

Rabbitmqctl list_vhosts

Add/Remove Vhost

Rabbitmqctl Add_vhost Vhost_andy

Rabbitmqctl Delete_vhost <VHostPath>

Add Users

Rabbitmqctl add_user Andy ' 12qwaszx '

View User

Rabbitmqctl list_users[[email protected]_server scripts]# rabbitmqctl list_userslisting users ... andy []guest [admin Istrator]

Bind the user to vhost_andy this vhost, and give permissions to <conf> <write> <read>, the user is associated with the administrative rights of a vhost

Rabbitmqctl set_permissions-p Vhost_andy Andy ". *" ". *" ". *"

View User Permissions

Rabbitmqctl list_user_permissions Andy

[Email protected]_server scripts]# Rabbitmqctl list_user_permissions Andy

Listing permissions for user "Andy" ...

Vhost_andy. *. *. *

... done.

"Web Management Connection "

http://192.168.100.20:15672/

Guest/guest Log In

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"Python program simulation producer "

Reference official website: http://www.rabbitmq.com/tutorials/tutorial-one-python.html

From the simplest model p-mq--c

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Cat send.py

#!/usr/bin/env Python#encoding==utf-8#http://cuidehua.blog.51cto.com#from http://www.rabbitmq.com/tutorials/ Tutorial-one-python.htmlimport pikaconnection = Pika. Blockingconnection (Pika. Connectionparameters (host= ' localhost ')) channel = Connection.channel () channel.queue_declare (queue= ' hello ') channel . Basic_publish (exchange= ", routing_key= ' hello ', body= ' Hello world! ') Print ("[x] Sent ' Hello world! '") Connection.close ()

Simulate sending 100 messages to this queue in Queue=hello.

For i in {1..100};d o python send.py;d One

Command View queue: (do not specify Vhost queue in default Vhost "/")

[Email protected]_server scripts]# rabbitmqctl list_queues-p "/"

Listing queues ...

Hello 100

... done.

Web-side view

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"Python program simulates consumer consumption "

[[Email protected]_server scripts]# cat receive.py 

#!/usr/bin/env Python#encoding=utf-8#http://cuidehua.blog.51cto.com#from http://www.rabbitmq.com/tutorials/ Tutorial-one-python.htmlimport pikaconnection = Pika. Blockingconnection (Pika. Connectionparameters (host= ' localhost ')) channel = Connection.channel () channel.queue_declare (queue= ' Hello ') #                      Define callback function Def callback (ch, method, properties, body): Print ("[x] Received%r"% body) Channel.basic_consume (callback, Queue= ' Hello ', no_ack=true) print (' [*] waiting for messages. To exit Press CTRL + C ') channel.start_consuming ()

Execute the consumption, and wait for messages! Until CTRL + C terminates

Python receive.py

View Queue again

[Email protected]_server scripts]# rabbitmqctl list_queues-p "/"

Listing queues ...

Hello 0

... done.

This article is from the "Tridewah operation and maintenance work Road" blog, please be sure to keep this source http://cuidehua.blog.51cto.com/5449828/1769460

RABBITMQ Installation and command introduction and Python program simulation for producers and consumers