List:General Discussion« Previous MessageNext Message »
From:Tom Crimmins Date:February 17 2005 4:47pm
Subject:RE: MySQL and DNS problem
View as plain text  
On Thursday, February 17, 2005 10:26, Ian Meyer wrote:

> Tom Crimmins wrote:
>> On Thursday, February 17, 2005 09:41, Ian Meyer wrote:
>> 
>>> Hello everyone,
>>> 
>>> We have a few MySQL servers (4.1.8) running on RedHat ES3. We're
>>> having problems when trying to use hostnames in the grant command.
>>> 
>>> Example:
>>> create database blah;
>>> grant all on blah.* to 'user'@'host' identified by 'xxxx';
>>> (also have used the FQDN instead of just host)
>>> 
>>> When trying to connect, it fails with the message:
>>> 'MySQL Error Number 1045
>>> Access denied for user 'user'@'192.168.2.103' (using password: YES'
>>> 
>>> Our DNS servers have correct forward and reverse entries for all of
>>> our machines. I read the docs about MySQL and DNS, but I still can't
>>> figure this out.
>> 
>> 
>> I know you said you have correct reverse entries, but just as a test
>> if you run 'host 192.168.2.103' on the mysql host, does it give back
>> the hostname you used in your grant?
> 
> This was run on the database server:
> [imeyer@xxxx imeyer]$ host 192.168.2.103
> 103.2.168.192.in-addr.arpa domain name pointer xxxxx.xxxxx.com.
> [imeyer@xxxx imeyer]$ host xxxxx.xxxxx.com
> xxxxx.xxxxx.com has address 192.168.2.103
> 
> The error message MySQL shows the IP address.

You don't happen to have skip-name-resolve in your my.cnf do you? I'm sure 
you probably already checked that. I think the grant will create a 
warning anyway if you try to give a hostname with this option enabled.

-- 
Tom Crimmins
Interface Specialist
Pottawattamie County, Iowa
Thread
MySQL and DNS problemIan Meyer17 Feb
  • Re: MySQL and DNS problemMichael Dykman17 Feb
    • Re: MySQL and DNS problemIan Meyer17 Feb
      • Re: MySQL and DNS problemMichael Dykman17 Feb
        • Re: MySQL and DNS problemIan Meyer17 Feb
  • Re: MySQL and DNS problemJeff Smelser17 Feb
    • Re: MySQL and DNS problemIan Meyer17 Feb
      • Re: MySQL and DNS problemJeff Smelser17 Feb
        • Re: MySQL and DNS problemIan Meyer17 Feb
          • Re: MySQL and DNS problemJeff Smelser17 Feb
RE: MySQL and DNS problemTom Crimmins17 Feb
  • Re: MySQL and DNS problemIan Meyer17 Feb
RE: MySQL and DNS problemTom Crimmins17 Feb
  • Re: MySQL and DNS problemIan Meyer17 Feb
RE: MySQL and DNS problemJohn Trammell17 Feb
  • Re: MySQL and DNS problemIan Meyer17 Feb