filter_modify: check if key exists for not conditions (#4319)

Signed-off-by: Takahiro Yamashita <[email protected]>
fluent · Nov 17, 2021 · 24e0764 · 24e0764
1 parent 02936a2
commit 24e0764
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/plugins/filter_modify/modify.c b/plugins/filter_modify/modify.c
@@ -681,6 +681,9 @@ bool evaluate_condition_KEY_VALUE_DOES_NOT_EQUAL(struct filter_modify_ctx *ctx,
                                                  modify_condition
                                                  *condition)
 {
+    if (!evaluate_condition_KEY_EXISTS(map, condition)) {
+        return false;
+    }
     return !evaluate_condition_KEY_VALUE_EQUALS(ctx, map, condition);
 }
 
@@ -715,6 +718,9 @@ bool evaluate_condition_KEY_VALUE_DOES_NOT_MATCH(struct filter_modify_ctx *ctx,
                                                  modify_condition
                                                  *condition)
 {
+    if (!evaluate_condition_KEY_EXISTS(map, condition)) {
+        return false;
+    }
     return !evaluate_condition_KEY_VALUE_MATCHES(ctx, map, condition);
 }