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| -rw-r--r-- | modules/serve_stale/README.rst | 21 |
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diff --git a/modules/serve_stale/README.rst b/modules/serve_stale/README.rst new file mode 100644 index 0000000..5c681fa --- /dev/null +++ b/modules/serve_stale/README.rst @@ -0,0 +1,21 @@ +.. _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 + |