在执行rabbimq集群添加遇到这样的问题Error: unable to connect to ...

admin

rabbitmqctl join_cluster rabbit@contr2
$ Q0 H0 P0 R: ]+ Y5 ?  X9 _Clustering node rabbit@contr1 with rabbit@contr2 ...
Error: unable to connect to nodes [rabbit@contr2]: nodedown
0 z6 A: z6 K% Y' G  NDIAGNOSTICS
===========
6 F( S8 [6 N# K  cattempted to contact: [rabbit@contr2]
rabbit@controller2:
! z$ K' `& N7 P$ c  * connected to epmd (port 4369) on contr2
% [. Q+ b7 O6 e! `3 E( Y2 j  * epmd reports node 'rabbit' running on port 25672
3 e: V7 g  I- `8 ^  * can't establish TCP connection, reason: ehostunreach (host is unreachable)
  * suggestion: blocked by firewall?
5 s/ f8 s0 |1 r# ]% K6 {current node details:
* C1 h3 E) f# H# m  ]- node name: 'rabbitmq-cli-90@contr1'
- home dir: /var/lib/rabbitmq
' H4 S/ O5 Y3 _1 J6 t  ?- T. Z7 C- cookie hash: Q4fSnrFZzA0emGepl4tdKw==

7 Q+ ^6 v# E! E2 @, N. G

admin

这种的可能性是我们在配置的时候忘记配置rabbitmq.conf文件了。

admin

修改下rabbitmq.config
% Template Path: rabbitmq/templates/rabbitmq.config
> [
>   {kernel, [
>     {inet_dist_listen_min, 41055},
> {inet_dist_listen_max, 41055},
* ?- f0 A% d* x1 g>     {inet_default_connect_options, [{nodelay,true}]}
>   ]}，>>>>>>>>

这个属于隐秘的部分，按照公司的要求配置吧
重启rabbitmq的服务
) k: _( a' Z) \6 G/ P( i9 Y添加集群就可以了。
rabbitmqctl join_cluster rabbit@contr2
- d4 l" S; @, CClustering node rabbit@contr1 with rabbit@contr2 ...
% K+ g9 A; w$ X: ~

+ Y- ?1 i' N5 z0 V9 k$ T! E问题解决。