[CentOS] mysql can't connect from localhost -strange behavior

Mon Mar 30 04:53:06 UTC 2015
Hal Wigoda <hal.wigoda at gmail.com>

[root at ops:~] #mysql --user=proftpd --password=testpattern  -h localhost


On Sun, Mar 29, 2015 at 10:27 PM, Tim Dunphy <bluethundr at gmail.com> wrote:

> Hey all,
>
>  I've been having some trouble creating a mysql user that can connect to
> the database from localhost. It's always been a straight forward thing to
> do in the past, so its time for a sanity check, if you guys don't mind.
>
> Ok, so here's the actual command with actual simplified password that I'm
> using. It's on localhost so I don't think it's a security threat unless
> someone gets access to the box itself.
>
> mysql> grant all privileges on ftp.* to 'proftpd'@'localhost' identified
> by
> 'testpattern';
> Query OK, 0 rows affected (0.35 sec)
>
> Here's what it looks like when you select it from the mysql database:
>
> mysql> select User,Host,Password from user where User like 'proftpd';
> +---------+-----------+-------------------------------------------+
> | User    | Host      | Password                                  |
> +---------+-----------+-------------------------------------------+
> | proftpd | localhost | *2EE931CA39652F1ED359A3A36961511B387E74A9 |
> +---------+-----------+-------------------------------------------+
> 1 row in set (0.00 sec)
>
> And here's my attempt to connect with the password shown. Which is
> something I don't usually do, but am doing now to demonstrate what's going
> on:
>
> [root at ops:~] #mysql -uproftpd -ptestpattern  -h localhost
> ERROR 1045 (28000): Access denied for user 'proftpd'@'localhost' (using
> password: YES)
>
> OK, so as I've said this should work!
>
> The database I'm trying to give the user access to does also exist:
>
> mysql> show databases like 'ftp';
> +----------------+
> | Database (ftp) |
> +----------------+
> | ftp            |
> +----------------+
> 1 row in set (0.34 sec)
>
>
> I checked the error log for mysql and didn't find any clues there:
>
> [root at ops:~] #grep log /etc/my.cnf
> log-error=/var/log/mysqld.log
>
> [root at ops:~] #tail /var/log/mysqld.log
> InnoDB: Restoring possible half-written data pages from the doublewrite
> InnoDB: buffer...
> 150329 13:30:34  InnoDB: Waiting for the background threads to start
> 150329 13:30:35 InnoDB: 5.5.42 started; log sequence number 6071094973
> 150329 13:30:35 [Note] Server hostname (bind-address): '0.0.0.0'; port:
> 3306
> 150329 13:30:35 [Note]   - '0.0.0.0' resolves to '0.0.0.0';
> 150329 13:30:35 [Note] Server socket created on IP: '0.0.0.0'.
> 150329 13:30:35 [Note] Event Scheduler: Loaded 0 events
> 150329 13:30:35 [Note] /usr/libexec/mysqld: ready for connections.
> Version: '5.5.42'  socket: '/var/lib/mysql/mysql.sock'  port: 3306  MySQL
> Community Server (GPL) by Remi
>
> Does anybody out there have any idea why this isn't working?
>
> Thanks
> Tim
>
> --
> GPG me!!
>
> gpg --keyserver pool.sks-keyservers.net --recv-keys F186197B
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-- 
-----------------
Hal Wigoda
Chicago