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[Help-gnutls] Re: No entropy gathering module detected

From: Simon Josefsson
Subject: [Help-gnutls] Re: No entropy gathering module detected
Date: Sun, 29 May 2005 12:09:16 +0200
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux)

dan <address@hidden> writes:

> Simon Josefsson wrote:
>> dan <address@hidden> writes:
>>>Good afternoon, all -
>>> I'm new to the list, I'd like to first thank the developers of
>>> GNUTLS for their fine work.  We appreciate it.
>>> We're developing a threaded application in our development
>>> department, and it's going alright so far.  However, we keep
>>> getting an error which we believe comes from generate_dh_params().
>>> The error is as follows:
>>>Fatal: no entropy gathering module detected
>>> The most we've been able to gather using and assorted
>>> resources is that entropy cannot be established.  The only solution
>>> that we had found that was even remotely related to ours just
>>> suggested making sure that /dev/{u}random had world-readable
>>> permissions.  Aside from that, we don't know what to go by.
>>>Any pointers?
>> That is a libgcrypt error.  Check how you built libgcrypt.  If the
>> Win32/Linux/Unix RNG can't be used, you might need to run EGD.
>> You could also try building GnuTLS with --with-nettle.
>> Hope this helps,
>> Simon
> Simon -
> Thanks for the response.
> The only argument we're compiling libgcrypt with is '--disable-asm'.  I 
> took the origional RPM for libgcrypt-1.2.0-1, and modified it slightly 
> for -1.2.1, just in case.  We get this error regardless of which version 
> we're using.
> Why wouldn't we able to use the RNG on this Linux platform?  What would 
> prevent us?

I don't know, perhaps you can quote relevant parts of the output from
libgcrypt's "configure" output?  Does 'make check' in libgcrypt work?
Perhaps some libgcrypt expert can help.


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