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-rw-r--r--lib/inets/src/http_client/httpc_request.erl23
1 files changed, 20 insertions, 3 deletions
diff --git a/lib/inets/src/http_client/httpc_request.erl b/lib/inets/src/http_client/httpc_request.erl
index 9b81bd7a80..0f20d93bc1 100644
--- a/lib/inets/src/http_client/httpc_request.erl
+++ b/lib/inets/src/http_client/httpc_request.erl
@@ -213,15 +213,18 @@ update_body(Headers, Body) ->
update_headers(Headers, ContentType, Body, []) ->
case Body of
[] ->
- Headers#http_request_h{'content-length' = "0"};
+ Headers1 = Headers#http_request_h{'content-length' = "0"},
+ handle_content_type(Headers1, ContentType);
<<>> ->
- Headers#http_request_h{'content-length' = "0"};
+ Headers1 = Headers#http_request_h{'content-length' = "0"},
+ handle_content_type(Headers1, ContentType);
{Fun, _Acc} when is_function(Fun, 1) ->
%% A client MUST NOT generate a 100-continue expectation in a request
%% that does not include a message body. This implies that either the
%% Content-Length or the Transfer-Encoding header MUST be present.
%% DO NOT send content-type when Body is empty.
- Headers#http_request_h{'content-type' = ContentType};
+ Headers1 = Headers#http_request_h{'content-type' = ContentType},
+ handle_transfer_encoding(Headers1);
_ ->
Headers#http_request_h{
'content-length' = body_length(Body),
@@ -230,12 +233,26 @@ update_headers(Headers, ContentType, Body, []) ->
update_headers(_, _, _, HeadersAsIs) ->
HeadersAsIs.
+handle_transfer_encoding(Headers = #http_request_h{'transfer-encoding' = undefined}) ->
+ Headers;
+handle_transfer_encoding(Headers) ->
+ %% RFC7230 3.3.2
+ %% A sender MUST NOT send a 'Content-Length' header field in any message
+ %% that contains a 'Transfer-Encoding' header field.
+ Headers#http_request_h{'content-length' = undefined}.
+
body_length(Body) when is_binary(Body) ->
integer_to_list(size(Body));
body_length(Body) when is_list(Body) ->
integer_to_list(length(Body)).
+%% Set 'Content-Type' when it is explicitly set.
+handle_content_type(Headers, "") ->
+ Headers;
+handle_content_type(Headers, ContentType) ->
+ Headers#http_request_h{'content-type' = ContentType}.
+
method(Method) ->
http_util:to_upper(atom_to_list(Method)).