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Commit e4a26ad1 authored by Poul-Henning Kamp's avatar Poul-Henning Kamp
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Update with the Vary/Accept-Encoding functionality.

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doc/sphinx/phk/gzip.rst
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...@@ -29,9 +29,15 @@ Clients which can do gzip, gets their header rewritten to: ...@@ -29,9 +29,15 @@ Clients which can do gzip, gets their header rewritten to:
Accept-Encoding: gzip Accept-Encoding: gzip
And clients which do not support gzip gets their Accept-Encoding header And clients which do not support gzip gets their Accept-Encoding
removed. This ensures conformity with respect to Vary: strings during header removed. This ensures conformity with respect to creating
hash lookup. Vary: strings during object creation.
During lookup, we ignore any "Accept-encoding" in objects Vary: strings,
to avoid having a gzip and gunzip'ed version of the object, varnish
can gunzip on demand. (We implement this bit of magic at lookup time,
so that any objects stored in persistent storage can be used with
or without gzip support enabled.)
Varnish will not do any other types of compressions than gzip, in particular Varnish will not do any other types of compressions than gzip, in particular
we will not do deflate, as there are browser bugs in that case. we will not do deflate, as there are browser bugs in that case.
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