observer集群正常使用。部署单个obproxy后，obproxy登陆不进去

obclient> select * from __all_server;
+----------------------------+----------------------------+---------------+----------+----+-------+------------+-----------------+--------+-----------------------+--------------------------------------------------------------------------------------+-----------+--------------------+--------------+----------------+-------------------+
| gmt_create                 | gmt_modified               | svr_ip        | svr_port | id | zone  | inner_port | with_rootserver | status | block_migrate_in_time | build_version                                                                        | stop_time | start_service_time | first_sessid | with_partition | last_offline_time |
+----------------------------+----------------------------+---------------+----------+----+-------+------------+-----------------+--------+-----------------------+--------------------------------------------------------------------------------------+-----------+--------------------+--------------+----------------+-------------------+
| 2020-09-18 17:33:04.310958 | 2021-05-10 15:32:25.223135 | 10.***.***.66 |     2882 |  1 | zone1 |       2881 |               0 | active |                     0 | 2.2.30_20200826210847-d517a9eccde6f588f1145a9eafb2ef9bc50cb318(Aug 26 2020 22:26:12) |         0 |   1600421727557538 |            0 |              1 |                 0 |
| 2020-09-18 17:33:04.314283 | 2021-05-10 15:32:55.705364 | 10.***.***.67 |     2882 |  2 | zone2 |       2881 |               1 | active |                     0 | 2.2.30_20200826210847-d517a9eccde6f588f1145a9eafb2ef9bc50cb318(Aug 26 2020 22:26:12) |         0 |   1620631974778222 |            0 |              1 |                 0 |
| 2020-09-18 17:33:04.711035 | 2021-05-10 15:32:25.224103 | 10.***.***.68 |     2882 |  3 | zone3 |       2881 |               0 | active |                     0 | 2.2.30_20200826210847-d517a9eccde6f588f1145a9eafb2ef9bc50cb318(Aug 26 2020 22:26:12) |         0 |   1600421727096012 |            0 |              1 |                 0 |
+----------------------------+----------------------------+---------------+----------+----+-------+------------+-----------------+--------+-----------------------+--------------------------------------------------------------------------------------+-----------+--------------------+--------------+----------------+-------------------+
3 rows in set (0.00 sec)
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[admin@OBSERVER66 bin]$ netstat -nltp
(Not all processes could be identified, non-owned process info
 will not be shown, you would have to be root to see it all.)
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
tcp        0      0 0.0.0.0:62888           0.0.0.0:*               LISTEN      -                   
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      -                   
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN      -                   
tcp        0      0 127.0.0.1:4096          0.0.0.0:*               LISTEN      -                   
tcp        0      0 0.0.0.0:2881            0.0.0.0:*               LISTEN      117389/observer     
tcp        0      0 0.0.0.0:2882            0.0.0.0:*               LISTEN      117389/observer     
tcp        0      0 0.0.0.0:2883            0.0.0.0:*               LISTEN      42419/bin/obproxy   
tcp        0      0 0.0.0.0:2884            0.0.0.0:*               LISTEN      42419/bin/obproxy   
tcp6       0      0 :::22                   :::*                    LISTEN      -                   
tcp6       0      0 :::63000                :::*                    LISTEN      -                   
tcp6       0      0 ::1:25                  :::*                    LISTEN      - 
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obproxy登陆不了

[admin@OBSERVER66 bin]$  mysql -h127.0.0.1 -P2883 -uroot@proxysys -p
Enter password: 
ERROR 2013 (HY000): Lost connection to MySQL server at 'reading authorization packet', system error: 0
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