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-rw-r--r--lib/inets/src/http_client/httpc.erl4
-rw-r--r--lib/inets/src/http_client/httpc_request.erl64
2 files changed, 53 insertions, 15 deletions
diff --git a/lib/inets/src/http_client/httpc.erl b/lib/inets/src/http_client/httpc.erl
index 851364001c..b82a9db4c9 100644
--- a/lib/inets/src/http_client/httpc.erl
+++ b/lib/inets/src/http_client/httpc.erl
@@ -126,7 +126,9 @@ request(Url, Profile) ->
%% Header = {Field, Value}
%% Field = string()
%% Value = string()
-%% Body = string() | binary() - HTLM-code
+%% Body = string() | binary() | {fun(SendAcc) -> SendFunResult, SendAcc} - HTLM-code
+%% SendFunResult = eof | {ok, iolist(), NewSendAcc}
+%% SendAcc = NewSendAcc = term()
%%
%% Description: Sends a HTTP-request. The function can be both
%% syncronus and asynchronous in the later case the function will
diff --git a/lib/inets/src/http_client/httpc_request.erl b/lib/inets/src/http_client/httpc_request.erl
index d4df97ad40..5386d1eb4a 100644
--- a/lib/inets/src/http_client/httpc_request.erl
+++ b/lib/inets/src/http_client/httpc_request.erl
@@ -101,15 +101,41 @@ send(SendAddr, Socket, SocketType,
end,
Version = HttpOptions#http_options.version,
- Message = [method(Method), " ", Uri, " ",
- version(Version), ?CRLF,
- headers(FinalHeaders, Version), ?CRLF, Body],
+ do_send_body(SocketType, Socket, Method, Uri, Version, FinalHeaders, Body).
+
+do_send_body(SocketType, Socket, Method, Uri, Version, Headers, {DataFun, Acc})
+ when is_function(DataFun, 1) ->
+ case do_send_body(SocketType, Socket, Method, Uri, Version, Headers, []) of
+ ok ->
+ data_fun_loop(SocketType, Socket, DataFun, Acc);
+ Error ->
+ Error
+ end;
+
+do_send_body(SocketType, Socket, Method, Uri, Version, Headers, Body) ->
+ Message = [method(Method), " ", Uri, " ",
+ version(Version), ?CRLF,
+ headers(Headers, Version), ?CRLF, Body],
?hcrd("send", [{message, Message}]),
-
http_transport:send(SocketType, Socket, lists:append(Message)).
+data_fun_loop(SocketType, Socket, DataFun, Acc) ->
+ case DataFun(Acc) of
+ eof ->
+ ok;
+ {ok, Data, NewAcc} ->
+ DataBin = iolist_to_binary(Data),
+ ?hcrd("send", [{message, DataBin}]),
+ case http_transport:send(SocketType, Socket, DataBin) of
+ ok ->
+ data_fun_loop(SocketType, Socket, DataFun, NewAcc);
+ Error ->
+ Error
+ end
+ end.
+
%%-------------------------------------------------------------------------
%% is_idempotent(Method) ->
@@ -161,7 +187,6 @@ is_client_closing(Headers) ->
%%%========================================================================
post_data(Method, Headers, {ContentType, Body}, HeadersAsIs)
when (Method =:= post) orelse (Method =:= put) ->
- ContentLength = body_length(Body),
NewBody = case Headers#http_request_h.expect of
"100-continue" ->
"";
@@ -170,14 +195,22 @@ post_data(Method, Headers, {ContentType, Body}, HeadersAsIs)
end,
NewHeaders = case HeadersAsIs of
- [] ->
- Headers#http_request_h{'content-type' =
- ContentType,
- 'content-length' =
- ContentLength};
- _ ->
- HeadersAsIs
- end,
+ [] ->
+ Headers#http_request_h{
+ 'content-type' = ContentType,
+ 'content-length' = case body_length(Body) of
+ undefined ->
+ % on upload streaming the caller must give a
+ % value to the Content-Length header
+ % (or use chunked Transfer-Encoding)
+ Headers#http_request_h.'content-length';
+ Len when is_list(Len) ->
+ Len
+ end
+ };
+ _ ->
+ HeadersAsIs
+ end,
{NewHeaders, NewBody};
@@ -190,7 +223,10 @@ body_length(Body) when is_binary(Body) ->
integer_to_list(size(Body));
body_length(Body) when is_list(Body) ->
- integer_to_list(length(Body)).
+ integer_to_list(length(Body));
+
+body_length({DataFun, _Acc}) when is_function(DataFun, 1) ->
+ undefined.
method(Method) ->
http_util:to_upper(atom_to_list(Method)).