rabbit, [

        {default_user, <<"guest">>},

        {default_pass, <<"guest">>}

]},

把相关配置中的rabiitmq的用户和密码做更改即可。

转自：https://ask.openstack.org/en/question/48329/openstack-juno-using-rdo-fails-installation-amqp-server-closed-the-connection/

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