Problem with dropbear

Peter S. Mazinger ps.m at gmx.net
Mon Feb 27 13:58:59 UTC 2006


On Mon, 27 Feb 2006, Andrea Paterniani wrote:

> Hi all!
> 
>     I have installed my distro on the target system PXA255 based.
> I build my system via buildroot using:
>   a.. buildroot-0.9.27 (patched to use different package versions)
>   b.. linux-libc-headers-2.6.12.0
>   c.. binutils-2.15.91.0.2
>   d.. gcc-3.4.3
>   e.. uClibc-0.9.28
>   f.. busybox-1.1.0
>   g.. tinylogin-snaphshot
>   h.. dropbear-0.47
> Booting the system I got the following message, then the system hang:
> 
>     ...
>     Generating RSA Key...
>     Will output 1024 bit rsa key tp '/etc/dropbear/dropbear_rsa_host_key'
>     Warning: Reading the random source seems to have blocked.
>     If you experience problems, you probably need to find a better entropy
> source.

maybe /dev/urandom and/or /dev/random missing? accessing /dev/random will 
block if you do not have enough entropy. .44 or .45 used only /dev/random, 
haven't checked if newer versions use as alternative /dev/urandom.
You could generate keys out of the device.

Peter
> 
> Any suggestion?
> 
> Thanks,
> -Andrea
> 

-- 
Peter S. Mazinger <ps dot m at gmx dot net>           ID: 0xA5F059F2
Key fingerprint = 92A4 31E1 56BC 3D5A 2D08  BB6E C389 975E A5F0 59F2




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