RabbitMQ concept and Environment Construction

RabbitMQ concept and Environment Construction

RabbitMQ concept and environment setup-single-node installation and configuration

######################################## #######
# Asynchronous and distributed Message Processing Model
######################################## #######

Binding + ---------- ++ ---------------- +
/------------ + Queue + --- + consumer +
+ --------------- ++ ---------------- + | + ----------- ++ ---------------- +
+ Publisher + --- + exchange + --- |
+ --------------- ++ ---------------- + \ + ----------- ++ ---------------- +
----------- + Queue + --- + consumer +
Binding + ----------- ++ ---------------- +

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RabbitMQ Server Installation
######################################## ########
1. Install Erlang
Sudo yum install erlang

2. Install RabbitMQ Server
Import key first
Sudo rpm -- import http://www.rabbitmq.com/rabbitmq-signing-key-public.asc
You can save the content to the hosts file first. For example, rabbitmq-signing-key-public.asc.txt
Sudo rpm -- import rabbitmq-signing-key-public.asc.txt

3. Install rabbitmq-server-3.4.1-1.noarch.rpm
Sudo yum install rabbitmq-server-3.4.1-1.noarch.rpm

4. Start RabbitMQ Server
Register as a system service
Sudo chkconfig rabbitmq-server on
Start RabbitMQ Server
Sudo/etc/init. d rabbitmq-server stop/start/etc
Sudo service rabbitmq-server stop/start/etc

5. Check whether the port is occupied if startup fails.
4369 (epmd), 25672 (Erlang distribution)
5672,567 1 (AMQP 0-9-1 without and with TLS)
15672 (if management plugin is enabled)
61613,616 14 (if STOMP is enabled)
1883,888 3 (if MQTT is enabled)

Refer:
Http://www.rabbitmq.com/install-rpm.html

######################################## ##########
RabbitMQ Server Configuration
######################################## ##########
1. Configure through environment variables
You can directly configure it in Shell.
Or configure in rabbitmq-env.conf

2. Configure through the configuration file
Sudo cp/usr/share/doc/rabbitmq-server-3.4.1/rabbitmq. config. example/etc/rabbitmq. config
Sudo vim/etc/rabbitmq. config

Related File Location
For RPM/etc/rabbitmq/, such as/etc/rabbitmq. config,/etc/rabbitmq/rabbitmq-env.conf

3. runtime configuration

Refer:
Http://www.rabbitmq.com/configure.html

######################################## #########
# RabbitMQ logs, users, and clients
######################################## #########
1. Logs
Ls-l/var/log/rabbitmq

2. Default virtual host and Default user
Virtual host :/
User: guest
Passwd: guest
Note: by default, users can only connect to/on localhost and have full permissions.

3. RabbitMQ Client
Python client
Pika-0.9.14.tar.gz
Tar-xzvf pika-0.9.14.tar.gz
Cd pika-0.9.14
Sudo python27 setup. py install

JS client
Amqp. node

 

Install RabbitMQ in CentOS 5.6

Detailed installation record of RabbitMQ client C ++

Try RabbitMQ in Python

Deployment of production instances in the RabbitMQ Cluster Environment

Use PHP + RabbitMQ in Ubuntu

Process of installing RabbitMQ on CentOS

 

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