File 0337-inets-fix-for-HTTP-headers-handling-for-mo... of Package erlang

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File 0337-inets-fix-for-HTTP-headers-handling-for-mod_esi.patch of Package erlang (Revision ea0af7f25aff7fcba1c32352dbc0c599)

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From 9f43ff620a2d308f51962487e025dc5c7c2e457f Mon Sep 17 00:00:00 2001
From: Jakub Witczak <kuba@erlang.org>
Date: Mon, 6 Sep 2021 14:59:15 +0200
Subject: [PATCH] inets: fix for HTTP headers handling for mod_esi

---
 lib/inets/src/http_server/httpd_example.erl   | 19 ++++++++++
 .../src/http_server/httpd_script_env.erl      | 36 +++++++++++--------
 lib/inets/test/httpd_SUITE.erl                | 13 ++++++-
 3 files changed, 52 insertions(+), 16 deletions(-)

diff --git a/lib/inets/src/http_server/httpd_example.erl b/lib/inets/src/http_server/httpd_example.erl
index bb048e2410..6e0ad68f45 100644
--- a/lib/inets/src/http_server/httpd_example.erl
+++ b/lib/inets/src/http_server/httpd_example.erl
@@ -22,6 +22,7 @@
 
 -export([print/3, 
          get/3, 
+         get_reply_headers/3,
          put/3,
          patch/3,
          post/3, 
@@ -78,6 +79,24 @@ do_get(_Env,[]) ->
 do_get(Env,Input) ->
   default(Env,Input).
 %% ------------------------------------------------------
+get_reply_headers(SessionID, Env, Input) ->
+    mod_esi:deliver(SessionID, do_get_reply_headers(Env, Input)).
+do_get_reply_headers(Env,[]) ->
+    EncodingVal = proplists:get_value(http_accept_encoding, Env),
+    Other = proplists:get_value(http_other, Env),
+    NotExistingVal = proplists:get_value("notexistingheader_1", Other),
+    [header("text/html", "Accept-Encoding: " ++ EncodingVal ++ " \r\n" ++
+                "NotExistingheader_1: " ++ NotExistingVal ++ " \r\n"),
+     top("GET Example"),
+     "<FORM ACTION=\"/cgi-bin/erl/httpd_example:get\" METHOD=GET>
+<B>Input:</B> <INPUT TYPE=\"text\" NAME=\"input1\">
+<INPUT TYPE=\"text\" NAME=\"input2\">
+<INPUT TYPE=\"submit\"><BR>
+</FORM>" ++ "\n",
+     footer()];
+do_get_reply_headers(Env,Input) ->
+    default(Env,Input).
+%% ------------------------------------------------------
 put(SessionID, Env, Input) ->
     mod_esi:deliver(SessionID, do_put(Env, Input)).
 
diff --git a/lib/inets/src/http_server/httpd_script_env.erl b/lib/inets/src/http_server/httpd_script_env.erl
index bb81b93bc0..d3c7b5e1c6 100644
--- a/lib/inets/src/http_server/httpd_script_env.erl
+++ b/lib/inets/src/http_server/httpd_script_env.erl
@@ -111,37 +111,43 @@ create_basic_elements(cgi, ModData) ->
      {"SCRIPT_NAME",       which_request_uri(ModData)}].
 
 create_http_header_elements(ScriptType, Headers) ->
-    create_http_header_elements(ScriptType, Headers, []).
+    create_http_header_elements(ScriptType, Headers, [], []).
 
-create_http_header_elements(_, [], Acc) ->
+create_http_header_elements(esi, [], Acc, OtherAcc) ->
+    [{http_other, OtherAcc} | Acc];
+create_http_header_elements(_, [], Acc, _OtherAcc) ->
     Acc;
 create_http_header_elements(ScriptType, [{Name, [Value | _] = Values } | 
-					 Headers], Acc) 
+					 Headers], Acc, OtherAcc) 
   when is_list(Value) ->
-    NewName = lists:map(fun(X) -> if X == $- -> $_; true -> X end end, Name),
-    try http_env_element(ScriptType, NewName, multi_value(Values)) of
+    try http_env_element(ScriptType, Name, multi_value(Values)) of
         Element ->
-            create_http_header_elements(ScriptType, Headers, [Element | Acc])
+            create_http_header_elements(ScriptType, Headers, [Element | Acc],
+                                        OtherAcc)
     catch
         _:_ ->
-            create_http_header_elements(ScriptType, Headers, Acc)
+            create_http_header_elements(ScriptType, Headers, Acc,
+                                        [{Name, Values} | OtherAcc])
     end;
-create_http_header_elements(ScriptType, [{Name, Value} | Headers], Acc) 
+create_http_header_elements(ScriptType, [{Name, Value} | Headers], Acc, OtherAcc) 
   when is_list(Value) ->
-    NewName = re:replace(Name,"-","_", [{return,list}, global]),
-    try http_env_element(ScriptType, NewName, Value) of
+    try http_env_element(ScriptType, Name, Value) of
         Element ->
-            create_http_header_elements(ScriptType, Headers, [Element | Acc])
+            create_http_header_elements(ScriptType, Headers, [Element | Acc],
+                                       OtherAcc)
     catch
         _:_ ->
-            create_http_header_elements(ScriptType, Headers, Acc)
+            create_http_header_elements(ScriptType, Headers, Acc,
+                                       [{Name, Value} | OtherAcc])
     end.
 
-http_env_element(cgi, VarName, Value)  ->
+http_env_element(cgi, VarName0, Value)  ->
+    VarName = re:replace(VarName0,"-","_", [{return,list}, global]),
     {"HTTP_"++ http_util:to_upper(VarName), Value};
-http_env_element(esi, VarName, Value)  ->
+http_env_element(esi, VarName0, Value)  ->
+    list_to_existing_atom(VarName0),
+    VarName = re:replace(VarName0,"-","_", [{return,list}, global]),
     HeaderName = http_util:to_lower(VarName),
-    list_to_existing_atom(HeaderName),
     {list_to_atom("http_"++ HeaderName), Value}.
 
 multi_value([]) ->
diff --git a/lib/inets/test/httpd_SUITE.erl b/lib/inets/test/httpd_SUITE.erl
index 7c4d4b65e6..c1fe1fdae2 100644
--- a/lib/inets/test/httpd_SUITE.erl
+++ b/lib/inets/test/httpd_SUITE.erl
@@ -132,7 +132,8 @@ groups() ->
      {http_1_1, [],
       [host, chunked, expect, cgi, cgi_chunked_encoding_test,
        trace, range, if_modified_since, mod_esi_chunk_timeout,
-       esi_put, esi_patch, esi_post, esi_proagate, esi_atom_leak] ++ http_head() ++ http_get() ++ load()},
+       esi_put, esi_patch, esi_post, esi_proagate, esi_atom_leak, esi_headers]
+      ++ http_head() ++ http_get() ++ load()},
      {http_1_0, [], [host, cgi, trace] ++ http_head() ++ http_get() ++ load()},
      {http_rel_path_script_alias, [], [cgi]},
      {not_sup, [], [put_not_sup]}
@@ -991,6 +992,16 @@ esi_atom_leak(Config) when is_list(Config) ->
                   || H <- NotExistingHdr],
     true = IsStable(AtomCount3).
 
+%%-------------------------------------------------------------------------
+esi_headers() ->
+    [{doc, "Test mod_esi HTTP headers support"}].
+
+esi_headers(Config) when is_list(Config) ->
+    ok = http_status("GET /cgi-bin/erl/httpd_example:get_reply_headers ",
+                     {"Accept-Encoding: gzip \r\nNotExistingHeader_1: 100 \r\n", ""},
+                     Config, [{statuscode, 200}, {header, "notexistingheader_1", "100"},
+                              {header, "accept-encoding", "gzip"}]).
+
 %%-------------------------------------------------------------------------
 cgi() ->
     [{doc, "Test mod_cgi"}].
-- 
2.31.1

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File 0337-inets-fix-for-HTTP-headers-handling-for-mod_esi.patch of Package erlang (Revision ea0af7f25aff7fcba1c32352dbc0c599)

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