命中替换条件，但未发生实际替换时，不发日志。

plugin/business/pangu-http/pattern_replace.cpp

@@ -227,5 +227,16 @@ size_t execute_replace_rule(const char * in, size_t in_sz,
 		return 0;
 	}
 }
+void simple_replace(const char* find, const char* replacement, const char* input, size_t in_sz, char** output, size_t *output_sz)
+{
+	char* exec_para=NULL;
+	asprintf(&exec_para,"zone=http_resp_body;substitute=/%s/%s", find, replacement);
+	size_t n_got_rule=0;
+	struct replace_rule rules[16];
+	n_got_rule=format_replace_rule(exec_para, rules, sizeof(rules)/sizeof(rules[0]));
+	*output_sz=execute_replace_rule(input, strlen(input), kZoneResponseBody, rules, n_got_rule, output);
+	free(exec_para);
+	return;
+}