Getting SERVFAIL when trying to reach .co.il domains

Jaap Akkerhuis jaap at NLnetLabs.nl
Fri Jan 1 14:05:04 UTC 2021


 Joe Abley via Unbound-users writes:


 >
 > On Jan 1, 2021, at 14:15, Gil Levy via Unbound-users <unbound-users at lists.nlnetlabs.nl> wrote:
 >
 > >> Are you running unbound in a chroot(8)?
 > > I don't know how to check that.
 >
 > man chroot
 >
 > for a better description of what chroot does, and how the interpretation of
 > absolute pathnames differs inside and outside the chroot namespace.
 >
 > man man
 >
 > if you're unfamiliar with how manual pages are organised. If you don't have
 > manual pages installed and can't add them as a package, it should not be hard
 >  to find collections of manual pages for your particular distribution if you
 >  search for them.
 >
 > grep chroot unbound.conf

For a running unbound, do

	unbound-control get_option chroot

to get the value it is using.

 > seems like a reasonable place to start to find configuration options in your
 >  environment that relate to chroot. You might also refer to the unbound 
 > documentation to understand the defaults and the specific meaning of individual 
 > parameters.

Especially take notice what

	man unbound.conf

tells you about the interaction between chroot and absolute path names. 

 >
 > Another common error is to try and write log files to places where the process
 > generating them does not have the necessary permissions. Determine the
 > user that unbound is running as and check the permissions in the filesystem.

Or the directories are missing after the chroot took place...

	jaap



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