Adding upstream version 1.44.3.upstream/1.44.3upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 73 insertions, 0 deletions

diff --git a/fluent-bit/src/http_server/api/v1/health.h b/fluent-bit/src/http_server/api/v1/health.h
new file mode 100644
index 00000000..27a826f4
--- /dev/null
+++ b/fluent-bit/src/http_server/api/v1/health.h
@@ -0,0 +1,73 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit
+ *  ==========
+ *  Copyright (C) 2015-2022 The Fluent Bit Authors
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+
+
+#ifndef FLB_HS_API_V1_HEALTH_H
+#define FLB_HS_API_V1_HEALTH_H
+
+#include <fluent-bit/flb_info.h>
+#include <fluent-bit/flb_http_server.h>
+
+struct flb_health_check_metrics_counter {
+
+     /*
+     * health check error limit,
+     * setup by customer through config: HC_Errors_Count
+     */
+    int error_limit;
+
+    /* counter the error number in metrics*/
+    int error_counter;
+
+    /*
+    * health check retry failed limit,
+    * setup by customer through config: HC_Retry_Failure_Count
+    */
+    int retry_failure_limit;
+
+    /* count the retry failed number in metrics*/
+    int retry_failure_counter;
+
+    /*period limit, setup by customer through config: HC_Period*/
+    int period_limit;
+
+    /* count the seconds in one period*/
+    int period_counter;
+
+};
+
+
+/*
+ * error and retry failure buffers that contains certain cached data to be used
+ * by health check.
+ */
+struct flb_hs_hc_buf {
+    int users;
+    int error_count;
+    int retry_failure_count;
+    struct mk_list _head;
+};
+
+/* health endpoint*/
+int api_v1_health(struct flb_hs *hs);
+
+/* clean up health resource when shutdown*/
+void flb_hs_health_destroy();
+#endif