File 0416-inets-httpc-enhance-error-handling.patch of Package erlang

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File 0416-inets-httpc-enhance-error-handling.patch of Package erlang

From 9428354b7bfac337ffbdd7a58304adae8bb3f2d1 Mon Sep 17 00:00:00 2001
From: Ingela Anderton Andin <ingela@erlang.org>
Date: Tue, 1 Aug 2023 09:22:07 +0200
Subject: [PATCH] inets: httpc - enhance error handling

closes #7482
---
 lib/inets/src/http_client/httpc_request.erl | 28 +++++++++++++--------
 lib/inets/src/http_lib/http_request.erl     | 11 ++++++--
 lib/inets/test/httpc_SUITE.erl              | 13 ++++++++--
 3 files changed, 37 insertions(+), 15 deletions(-)

diff --git a/lib/inets/src/http_client/httpc_request.erl b/lib/inets/src/http_client/httpc_request.erl
index 861bb5d683..8335c26347 100644
--- a/lib/inets/src/http_client/httpc_request.erl
+++ b/lib/inets/src/http_client/httpc_request.erl
@@ -95,17 +95,23 @@ send(SendAddr, Socket, SocketType,
 		{TmpHdrs2, Path ++ Query}	
 	end,
     
-    FinalHeaders = 
-	case NewHeaders of
-	    HeaderList when is_list(HeaderList) ->
-		http_headers(HeaderList, []);
-	    _  ->
-		http_request:http_headers(NewHeaders)
-	end,
-    Version = HttpOptions#http_options.version,
-
-    do_send_body(SocketType, Socket, Method, Uri, Version, FinalHeaders, Body).
-
+    FinalHeaders = try
+                       case NewHeaders of
+                           HeaderList when is_list(HeaderList) ->
+                               http_headers(HeaderList, []);
+                           _  ->
+                               http_request:http_headers(NewHeaders)
+                       end
+                   catch throw:{invalid_header, _} = Bad ->
+                           {error, Bad}
+                   end,
+    case FinalHeaders of
+        {error,_} = InvalidHeaders ->
+            InvalidHeaders;
+        _ ->
+            Version = HttpOptions#http_options.version,
+            do_send_body(SocketType, Socket, Method, Uri, Version, FinalHeaders, Body)
+    end.
 
 do_send_body(SocketType, Socket, Method, Uri, Version, Headers, 
 	     {ProcessBody, Acc}) when is_function(ProcessBody, 1) ->
diff --git a/lib/inets/src/http_lib/http_request.erl b/lib/inets/src/http_lib/http_request.erl
index af8b6754b1..4eef100b95 100644
--- a/lib/inets/src/http_lib/http_request.erl
+++ b/lib/inets/src/http_lib/http_request.erl
@@ -201,7 +201,8 @@ headers(Key, Value, Headers) ->
 
 key_value_str(Key, Headers) ->
     case key_value(Key, Headers) of
-        undefined -> undefined;
+        undefined ->
+            undefined;
         Value ->
             mk_key_value_str(atom_to_list(Key), Value)
     end.
@@ -289,7 +290,13 @@ headers_other([{Key, Value} | Rest], Headers) ->
     headers_other(Rest, [mk_key_value_str(Key, Value) | Headers]).
 
 mk_key_value_str(Key, Value) ->
-    Key ++ ": " ++ value_to_list(Value) ++ ?CRLF.
+    try Key ++ ": " ++ value_to_list(Value) ++ ?CRLF of
+        HeaderStr ->
+            HeaderStr
+    catch
+        error:_ ->
+            throw({invalid_header, {Key, Value}})
+    end.
 
 value_to_list(Binary) when is_binary(Binary) ->
     binary_to_list(Binary);
diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl
index f89b06fddd..cfbe02363d 100644
--- a/lib/inets/test/httpc_SUITE.erl
+++ b/lib/inets/test/httpc_SUITE.erl
@@ -98,7 +98,6 @@ real_requests()->
      persistent_connection,
      save_to_file,
      save_to_file_async,
-     headers_as_is,
      page_does_not_exist,
      emulate_lower_versions,
      headers,
@@ -134,6 +133,7 @@ real_requests()->
      stream_through_mfa,
      streaming_error,
      inet_opts,
+     invalid_headers,
      invalid_headers_key,
      invalid_headers_value,
      invalid_body,
@@ -1281,8 +1282,16 @@ headers_conflict_chunked_with_length(Config) when is_list(Config) ->
     ok.
 
 %%-------------------------------------------------------------------------
+invalid_headers(doc) ->
+    ["Test invalid header format"];
+invalid_headers(Config) when is_list(Config) ->
+    URL = url(group_name(Config), "/dummy.html", Config),
+    {error,{invalid_header,{"headers",
+                            [{"user-agent","httpc"}]}}}	=
+        httpc:request(get, {URL, [{"headers", [{"user-agent", "httpc"}]}]},
+                                  [?SSL_NO_VERIFY], []).
 
-
+%%-------------------------------------------------------------------------
 invalid_headers_key(Config) ->
     Request  = {url(group_name(Config), "/dummy.html", Config),
                 [{cookie, "valid cookie"}]},
-- 
2.35.3

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File 0416-inets-httpc-enhance-error-handling.patch of Package erlang

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