in_forward: Handle '' and "" or absent value for yaml value as an emp…

…ty shared_key Signed-off-by: Hiroshi Hatake <[email protected]>
fluent · Dec 3, 2024 · 7aaeebe · 7aaeebe
1 parent d573777
commit 7aaeebe
Showing 1 changed file with 12 additions and 1 deletion.
diff --git a/plugins/in_forward/fw_config.c b/plugins/in_forward/fw_config.c
@@ -88,7 +88,18 @@ struct flb_in_fw_config *fw_config_init(struct flb_input_instance *i_ins)
     /* Shared Key */
     p = flb_input_get_property("shared_key", i_ins);
     if (p) {
-        config->shared_key = flb_sds_create(p);
+        if (strcmp(p, "\'\'") == 0 || strcmp(p, "\"\"") == 0) {
+            config->shared_key = flb_sds_create("");
+        }
+        else {
+            config->shared_key = flb_sds_create(p);
+        }
+        if (config->shared_key == NULL) {
+            flb_plg_error(i_ins, "could not initialize shared_key");
+            fw_config_destroy(config);
+
+            return NULL;
+        }
     }
     else {
         config->shared_key = NULL;