[stunnel-users] Problem with name resolving on Centos 7

Tue Feb 12 12:12:19 CET 2019

On Tue, Feb 12, 2019 at 12:04:54PM +0100, tom wrote:
> Hello,
> 
> I've installed stunnel-4.56-6.el7.x86_64 on my Centos 7. I can't
> establish a connection. Seems to be something wrong with the name
> resolution, because if I use the IP derect, the tunnel works.
> 
> Feb 12 11:58:00 server stunnel[52445]: LOG7[52445:139984526436416]:
> Service [cs] accepted (FD=3) from 127.0.0.1:10866
[snip]
> Error resolving 'foobar.remote.site': System error returned in errno
> (EAI_SYSTEM)
> Feb 12 11:58:00 server stunnel[52445]: LOG3[52445:139984526432000]: No
> host resolved
[snip]
> 
> 
> stunnel.conf:
[snip]
> chroot = /var/run/stunnel
> setuid = stunnel
> setgid = stunnel

Do you have a /var/run/stunnel/etc/resolv.conf file?
(and yes, this means that if you intend for the chroot to be (re)created
 every time the system boots, you'll also need to put the /etc/resolv.conf
 file there every time)

Hope that helps!

G'luck,
Peter

-- 
Peter Pentchev  roam@{ringlet.net,debian.org,FreeBSD.org} pp at storpool.com
PGP key:        http://people.FreeBSD.org/~roam/roam.key.asc
Key fingerprint 2EE7 A7A5 17FC 124C F115  C354 651E EFB0 2527 DF13
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