【问题标题】:Installing RabbitMQ on Red Hat - wrong Erlang version在 Red Hat 上安装 RabbitMQ - Erlang 版本错误
【发布时间】:2018-03-30 04:45:16
【问题描述】:

我正在尝试按照https://www.rabbitmq.com/install-rpm.html 处的说明在 Red Hat(企业 Linux 7 64 位工作站版本)的评估 VM 上安装 RabbitMQ。

我已经从https://github.com/rabbitmq/erlang-rpm 的源代码安装了零依赖版本的 Erlang。安装没有错误,我将它的 /bin 目录添加到我的路径中。

当我尝试使用yum install rabbitmq-server-3.7.4-1.el7.noarch.rpm 安装 RabbitMQ 时,它失败并告诉我它需要 Erlang 版本 >= 19.3,即使我当时从源安装了最新版本的 Erlang (OTP v20.3)。以下是我尝试安装 RabbitMQ 时的完整输出:

$ sudo yum install rabbitmq-server-3.7.4-1.el7.noarch.rpm
Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-
              : manager
Examining rabbitmq-server-3.7.4-1.el7.noarch.rpm: rabbitmq-server-3.7.4-1.el7.noarch
Marking rabbitmq-server-3.7.4-1.el7.noarch.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package rabbitmq-server.noarch 0:3.7.4-1.el7 will be installed
--> Processing Dependency: erlang >= 19.3 for package: rabbitmq-server-3.7.4-1.el7.noarch
--> Processing Dependency: socat for package: rabbitmq-server-3.7.4-1.el7.noarch
--> Running transaction check
---> Package rabbitmq-server.noarch 0:3.7.4-1.el7 will be installed
--> Processing Dependency: erlang >= 19.3 for package: rabbitmq-server-3.7.4-1.el7.noarch
---> Package socat.x86_64 0:1.7.3.2-2.el7 will be installed
--> Finished Dependency Resolution
Error: Package: rabbitmq-server-3.7.4-1.el7.noarch (/rabbitmq-server-3.7.4-1.el7.noarch)
           Requires: erlang >= 19.3
**********************************************************************
yum can be configured to try to resolve such errors by temporarily enabling
disabled repos and searching for missing dependencies.
To enable this functionality please set 'notify_only=0' in /etc/yum/pluginconf.d/search-disabled-repos.conf
**********************************************************************

Error: Package: rabbitmq-server-3.7.4-1.el7.noarch (/rabbitmq-server-3.7.4-1.el7.noarch)
           Requires: erlang >= 19.3
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest

【问题讨论】:

    标签: erlang rabbitmq redhat


    【解决方案1】:

    我自己发现了如何获得正确版本的 Erlang,以便将 Rabbit MQ 安装在我的 Red Hat 版本上。这是我所做的:

    /etc/yum.repos.d 中,我创建了一个rabbitmq-erlang.repo 文件,其内容如下:

    # In /etc/yum.repos.d/rabbitmq-erlang.repo
    [rabbitmq-erlang]
    name=rabbitmq-erlang
    baseurl=https://dl.bintray.com/rabbitmq/rpm/erlang/19/el/7
    gpgcheck=1
    gpgkey=https://dl.bintray.com/rabbitmq/Keys/rabbitmq-release-signing-key.asc
    repo_gpgcheck=0
    enabled=1
    

    然后我使用以下命令安装了 Rabbit MQ,它能够自动安装我需要的正确版本的 Erlang:

    rpm --import https://dl.bintray.com/rabbitmq/Keys/rabbitmq-release-signing-key.asc
    yum install rabbitmq-server-3.7.4-1.el7.noarch.rpm
    

    【讨论】:

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