[CUWiN-Dev] nfs booting cuwin-ware

Matthew Isaacs isaacsm at cuwireless.net
Mon Jan 15 10:15:43 CST 2007


Matthew Isaacs wrote:
> David Young wrote:
>> On Sun, Jan 14, 2007 at 12:01:27AM -0600, Matthew Isaacs wrote:
>>  
>>> I think I may need a refresher on how to NFS boot a node.  I'm 
>>> working on new hardware, have an NFS image.  The kernel loads and 
>>> prompts for root device, etc.  For the root device, I enter the 
>>> network interface (that the NFS server is accessible on).  The node 
>>> fails to mount the NFS, however.  I checked the logs on the server, 
>>> and it shows the connection attempt, but records that the server 
>>> denied the node access.  I've set up the exports file according to 
>>> the examples I've seen AND the node is able to pull the kernel image 
>>> from NFS.
>>>
>>> Any ideas on whats up?
>>>     
>>
>> Does the client attempt to mount using the right path?
>>
>> Dave
>>
>>   
> yep.  Part of the problem may be related to some juggling I have to 
> do.  The MAC address that the BIOS uses differs from the address that 
> NetBSD reports for the interface.  So, I have to maintain 2 
> configurations, or edit the dhcp.conf file after the kernel loads but 
> before the OS.  It shouldn't make a difference, but I'll try manual 
> switching the configs (I believe thats what I was doing previously 
> when it was working).
>
>
No go there either.  On the client I get a "mountd 
'10.2.3.1:/exports/rb153-sept', error=13 cannot mount root, error=13".  
On the server, the logs report "mount request denied from 10.2.3.253 for 
/exports/rb153-sept".

Here's the line from my exports file:
/exports/rb153-sept -maproot=root:wheel 10.2.3.253

And my DHCP configuration:

host rb153-boot {
    hardware ethernet 00:0C:42:0D:2E:59;
    fixed address 10.2.3.253;
    option host-name "rb153";
    filename "rb153-netbsd";
    next-server 10.2.3.1;
    option root-path "/exports/rb153-sept";
}

host rb153-netbsd {
    hardware ethernet 0C:14:6F:14:72:C8;
    fixed address 10.2.3.253;
    next-server 10.2.3.1;
    option root-path "/exports/rb153-sept";
}


When I change the rb153-netbsd host to this:

host rb153-netbsd {
    hardware ethernet 0C:14:6F:14:72:C8;
    fixed address 10.2.3.253;
    option host-name "rb153";
    filename "rb153-netbsd";
    next-server 10.2.3.1;
    option root-path "/exports/rb153-sept";
}

The client gives the following error:  mountd 
'10.2.3.1:/exports/rb153-sept', error=13 no file system for admsw0 
cannot mount root, error=79

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