From 2371576619123734b42a1957548f67306e984d45 Mon Sep 17 00:00:00 2001
From: willmafh <willmafh@hotmail.com>
Date: Thu, 31 Aug 2023 19:07:24 +0800
Subject: [PATCH] log_by_lua* directives in stream level bugfix & add a
 corresponding test case

---
 src/ngx_stream_lua_module.c |  7 +++++++
 t/075-logby.t               | 14 ++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/src/ngx_stream_lua_module.c b/src/ngx_stream_lua_module.c
index 9cdfc5d3..6554ebf7 100644
--- a/src/ngx_stream_lua_module.c
+++ b/src/ngx_stream_lua_module.c
@@ -1002,6 +1002,13 @@ ngx_stream_lua_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
         conf->preread_chunkname = prev->preread_chunkname;
     }
 
+    if (conf->log_src.value.len == 0) {
+        conf->log_src = prev->log_src;
+        conf->log_handler = prev->log_handler;
+        conf->log_src_key = prev->log_src_key;
+        conf->log_chunkname = prev->log_chunkname;
+    }
+
     return NGX_CONF_OK;
 }
 
diff --git a/t/075-logby.t b/t/075-logby.t
index c2366bdd..62ca9f8b 100644
--- a/t/075-logby.t
+++ b/t/075-logby.t
@@ -363,3 +363,17 @@ log handler
 ok
 --- no_error_log
 [error]
+
+
+
+=== TEST 21: log_by_lua in stream level
+--- stream_config
+    log_by_lua_block { ngx.log(ngx.ERR, "Hello from log_by_lua stream level: ", ngx.var.protocol) }
+--- stream_server_config
+    content_by_lua_block {
+        ngx.say('hello')
+    }
+--- stream_response
+hello
+--- error_log
+Hello from log_by_lua stream level: TCP