centos7安装RabbitMQ 3.9.29版本

您可以按照以下步骤在 CentOS 7 上安装 RabbitMQ 3.9.29：

1. 安装 Erlang 24.0：

sudo yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
sudo rpm --import https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
sudo yum install https://github.com/rabbitmq/erlang-rpm/releases/download/v24.0.5/erlang-24.0.5-1.el7.x86_64.rpm

2. 安装 RabbitMQ 3.9.29：

sudo rpm --import https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
sudo yum install https://github.com/rabbitmq/rabbitmq-server/releases/download/v3.9.29/rabbitmq-server-3.9.29-1.el7.noarch.rpm

3. 启动 RabbitMQ：

sudo systemctl start rabbitmq-server
sudo systemctl enable rabbitmq-server

现在您已经成功安装了 RabbitMQ 3.9.29，并且可以通过浏览器访问 RabbitMQ 的 Web 界面来验证它是否正常工作。在浏览器中输入 http://localhost:15672，您应该能够看到 RabbitMQ 的登录页面。