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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:41:58 +0000 |
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| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:41:58 +0000 |
| commit | 1852910ef0fd7393da62b88aee66ee092208748e (patch) | |
| tree | ad3b659dbbe622b58a5bda4fe0b5e1d80eee9277 /modules/serve_stale/README.rst | |
| parent | Initial commit. (diff) | |
| download | knot-resolver-upstream.tar.xz knot-resolver-upstream.zip | |
Adding upstream version 5.3.1.upstream/5.3.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules/serve_stale/README.rst')
| -rw-r--r-- | modules/serve_stale/README.rst | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/modules/serve_stale/README.rst b/modules/serve_stale/README.rst new file mode 100644 index 0000000..6d2230c --- /dev/null +++ b/modules/serve_stale/README.rst @@ -0,0 +1,23 @@ +.. SPDX-License-Identifier: GPL-3.0-or-later + +.. _mod-serve_stale: + +Serve stale +=========== + +Demo module that allows using timed-out records in case kresd is +unable to contact upstream servers. + +By default it allows stale-ness by up to one day, +after roughly four seconds trying to contact the servers. +It's quite configurable/flexible; see the beginning of the module source for details. +See also the RFC draft_ (not fully followed) and :any:`cache.ns_tout`. + +Running +------- +.. code-block:: lua + + modules = { 'serve_stale < cache' } + +.. _draft: https://tools.ietf.org/html/draft-ietf-dnsop-serve-stale-00 + |