diff options
Diffstat (limited to 'src/fluent-bit/plugins/in_windows_exporter_metrics/we_perflib.h')
| -rw-r--r-- | src/fluent-bit/plugins/in_windows_exporter_metrics/we_perflib.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_windows_exporter_metrics/we_perflib.h b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_perflib.h new file mode 100644 index 000000000..46059bb8d --- /dev/null +++ b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_perflib.h @@ -0,0 +1,72 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ + +/* Fluent Bit + * ========== + * Copyright (C) 2019-2021 The Fluent Bit Authors + * Copyright (C) 2015-2018 Treasure Data Inc. + * + * 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_WE_PERFLIB_H +#define FLB_WE_PERFLIB_H + +#include "we.h" +#include "we_metric.h" + +#define WE_PERFLIB_REGISTRY_PATH \ + "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Perflib" + +#define WE_PERFLIB_STRING_COUNT_KEY "Last Help" +#define WE_PERFLIB_COUNTER_KEY_NAME "Counter 009" + +#define WE_PERFLIB_METRIC_LABEL_LIST_SIZE 64 + +#define WE_PERFLIB_QUERY_BUFFER_INITIAL_SIZE (32 * 1024) +#define WE_PERFLIB_QUERY_BUFFER_INCREMENT_SIZE (16 * 1024) + +#define WE_PERFLIB_WINDOWS_EPOCH ((double) 1 / 1e7) +#define WE_PERFLIB_TICKS_TO_SECONDS_SCALE_FACTOR ((double) 116444736000000000) + +typedef int (*we_perflib_instance_filter)(char *, struct flb_we *); +typedef int (*we_perflib_label_prepend_hook)(char **, + size_t, + size_t *, + struct we_perflib_metric_source *, + char *, + struct we_perflib_counter *); + +int we_perflib_init(struct flb_we *ctx); +int we_perflib_exit(struct flb_we *ctx); + +int we_perflib_query(struct flb_we *ctx, + char *counter_name, + struct we_perflib_object **out_object); + +struct we_perflib_counter *we_perflib_get_counter(struct we_perflib_object *object, + char *instance_name, + char *counter_name); + +void we_perflib_destroy_object(struct we_perflib_object *object); + +char *we_perflib_get_counter_type_as_text(uint32_t counter_Type); + +int we_perflib_update_counters(struct flb_we *ctx, + char *query, + struct we_perflib_metric_source *metric_sources, + we_perflib_instance_filter filter_hook, + we_perflib_label_prepend_hook label_prepend_hook); + +double we_perflib_get_adjusted_counter_value(struct we_perflib_counter *counter); + +#endif
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