fix(body-reader): do not call sock:receive for reading 0 bytes

Some sockets can block if called to read 0 bytes until actual bytes are available to read.
ledgetech · Mar 18, 2024 · 8311216 · 8311216
1 parent 1833103
commit 8311216
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/resty/http.lua b/lib/resty/http.lua
@@ -522,6 +522,9 @@ local function _body_reader(sock, content_length, default_chunk_size)
 
         elseif not max_chunk_size then
             -- We have a length and potentially keep-alive, but want everything.
+            if content_length == 0 then
+                co_yield("")
+            end
             co_yield(sock:receive(content_length))
 
         else