aboutsummaryrefslogtreecommitdiffstats
path: root/lib/inets/src/http_server/mod_esi.erl
diff options
context:
space:
mode:
Diffstat (limited to 'lib/inets/src/http_server/mod_esi.erl')
-rw-r--r--lib/inets/src/http_server/mod_esi.erl15
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/inets/src/http_server/mod_esi.erl b/lib/inets/src/http_server/mod_esi.erl
index 21aafa7f7b..443b7ee564 100644
--- a/lib/inets/src/http_server/mod_esi.erl
+++ b/lib/inets/src/http_server/mod_esi.erl
@@ -394,7 +394,16 @@ deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid, Timeout) ->
Continue;
{Headers, Body} ->
{ok, NewHeaders, StatusCode} = httpd_esi:handle_headers(Headers),
- IsDisableChunkedSend = httpd_response:is_disable_chunked_send(Db),
+ %% All 1xx (informational), 204 (no content), and 304 (not modified)
+ %% responses MUST NOT include a message-body, and thus are always
+ %% terminated by the first empty line after the header fields.
+ %% This implies that chunked encoding MUST NOT be used for these
+ %% status codes.
+ IsDisableChunkedSend =
+ httpd_response:is_disable_chunked_send(Db) orelse
+ StatusCode =:= 204 orelse %% No Content
+ StatusCode =:= 304 orelse %% Not Modified
+ (100 =< StatusCode andalso StatusCode =< 199), %% Informational
case (ModData#mod.http_version =/= "HTTP/1.1") or
(IsDisableChunkedSend) of
true ->
@@ -405,8 +414,8 @@ deliver_webpage_chunk(#mod{config_db = Db} = ModData, Pid, Timeout) ->
send_headers(ModData, StatusCode,
[{"transfer-encoding",
"chunked"} | NewHeaders])
- end,
- handle_body(Pid, ModData, Body, Timeout, length(Body),
+ end,
+ handle_body(Pid, ModData, Body, Timeout, length(Body),
IsDisableChunkedSend);
timeout ->
send_headers(ModData, 504, [{"connection", "close"}]),