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REST: If-Match uses strong Etag comparison

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Weak Etag never matches.
This commit is contained in:
Loïc Hoguin 2016-06-06 17:32:04 +02:00
parent 84b3b61b39
commit 68c57430da
1 changed files with 3 additions and 0 deletions
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3
src/cowboy_rest.erl
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@ -683,6 +683,9 @@ if_match_exists(Req, State) ->
if_match(Req, State, EtagsList) ->
try generate_etag(Req, State) of
%% Strong Etag comparison: weak Etag never matches.
{{weak, _}, Req2, State2} ->
precondition_failed(Req2, State2);
{Etag, Req2, State2} ->
case lists:member(Etag, EtagsList) of
true -> if_unmodified_since_exists(Req2, State2);