Re: spread deamon ip filtering?

On Nov 17, 2011, at 11:44 AM, Matt Garman wrote:

> We're using spread 4.0.0 on Linux.  We'd like to be able to do
> IP-based filtering of clients.
> 
>> From the sample.spread.conf file included in the spread source:
> 
> #The current choices are:
> #   NULL for default, allow anyone authentication
> #   IP for IP based checks using the spread.access_ip file
> 
> #RequiredAuthMethods = "   "
> #AllowedAuthMethods = "NULL"
> 
> So it looks like I would put the following in my actual spread config file:
> 
> RequiredAuthMethods = "IP"
> AllowedAuthMethods = "IP"
> 
> But what about this "spread.access_ip" file---where does it live?  In
> the same directory as the config file?  Or the spread runtime
> directory?
> 

It looks for the spread.access_ip file in the directory the spread daemon is running from first, and then it looks for it in /etc/spread.access_ip. 


> Also, what is the format of the file.  Do I have to list individual
> IPs, or can I specify subnets?  If can specify subnets, what is the
> format (e.g., 192.168.1.0/24 vs 192.168.1.0/255.255.255.0)?
> 

Yes, you can list subnets. 

There is a sample spread.access_ip file in the Spread documentation directory that shows all of the formats. I have included it at the bottom of this email also. 


> What if I have two spread daemons running on the same server, and both
> need different IP whitelists?
> 
If you load the access_ip files from the running directory, you just have to make sure each spread has a different active directory. 

Cheers,

Jonathan

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