diff options
Diffstat (limited to 'src/fluent-bit/plugins/in_windows_exporter_metrics/we_net.c')
| -rw-r--r-- | src/fluent-bit/plugins/in_windows_exporter_metrics/we_net.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_windows_exporter_metrics/we_net.c b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_net.c new file mode 100644 index 000000000..673d665e8 --- /dev/null +++ b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_net.c @@ -0,0 +1,253 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ + +/* Fluent Bit + * ========== + * Copyright (C) 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. + */ + +#include <fluent-bit/flb_input_plugin.h> +#include <fluent-bit/flb_config.h> +#include <fluent-bit/flb_config_map.h> +#include <fluent-bit/flb_error.h> +#include <fluent-bit/flb_pack.h> + +#include "we.h" +#include "we_net.h" +#include "we_util.h" +#include "we_metric.h" +#include "we_perflib.h" + + +struct we_perflib_metric_source net_metric_sources[] = { + WE_PERFLIB_METRIC_SOURCE("bytes_received_total", + "Bytes Received/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("bytes_sent_total", + "Bytes Sent/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("bytes_total", + "Bytes Total/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_outbound_discarded_total", + "Packets Outbound Discarded", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_outbound_errors_total", + "Packets Outbound Errors", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_received_discarded_total", + "Packets Received Discarded", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_received_errors_total", + "Packets Received Errors", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_received_total", + "Packets Received/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_received_unknown_total", + "Packets Received Unknown", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_total", + "Packets/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("packets_sent_total", + "Packets Sent/sec", + NULL), + + WE_PERFLIB_METRIC_SOURCE("current_bandwidth_bits", + "Current Bandwidth", + NULL), + + WE_PERFLIB_TERMINATOR_SOURCE() + }; + +struct we_perflib_metric_spec net_metric_specs[] = { + WE_PERFLIB_COUNTER_SPEC("bytes_received_total", + "Total amount of received bytes", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("bytes_sent_total", + "Total amount of sent bytes", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("bytes_total", + "Total amount of bytes", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_outbound_discarded_total", + "Total amount of outbound discarded bytes", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_outbound_errors_total", + "Total number of outbound errors", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_received_discarded_total", + "Total amount of received discarded bytes", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_received_errors_total", + "Total number of received packets' errors", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_received_total", + "Total number of received packets", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_received_unknown_total", + "Total number of received unknown", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_total", + "Total amount of packets", + "nic"), + + WE_PERFLIB_COUNTER_SPEC("packets_sent_total", + "Total amount of sent packets", + "nic"), + + WE_PERFLIB_GAUGE_SPEC("current_bandwidth_bits", + "Current Bandwidth /bits", + "nic"), + + WE_PERFLIB_TERMINATOR_SPEC() + }; + + +int we_net_init(struct flb_we *ctx) +{ + struct we_perflib_metric_source *metric_sources; + int result; + + ctx->net.operational = FLB_FALSE; + + ctx->net.metrics = flb_hash_table_create(FLB_HASH_TABLE_EVICT_NONE, 32, 128); + + if (ctx->net.metrics == NULL) { + flb_plg_error(ctx->ins, "could not create metrics hash table"); + + return -1; + } + + result = we_initialize_perflib_metric_specs(ctx->cmt, + ctx->net.metrics, + "windows", + "net", + &ctx->net.metric_specs, + net_metric_specs); + + if (result != 0) { + flb_plg_error(ctx->ins, "could not initialize net metric specs"); + + return -2; + } + + ctx->net.query = (char *) "Network Interface"; + + result = we_initialize_perflib_metric_sources(ctx->net.metrics, + &ctx->net.metric_sources, + net_metric_sources); + + if (result != 0) { + flb_plg_error(ctx->ins, "could not initialize net metric sources"); + + we_deinitialize_perflib_metric_specs(ctx->net.metric_specs); + flb_free(ctx->net.metric_specs); + + return -3; + } + + ctx->net.operational = FLB_TRUE; + + return 0; +} + +int we_net_exit(struct flb_we *ctx) +{ + we_deinitialize_perflib_metric_sources(ctx->net.metric_sources); + we_deinitialize_perflib_metric_specs(ctx->net.metric_specs); + + flb_free(ctx->net.metric_sources); + flb_free(ctx->net.metric_specs); + + ctx->net.operational = FLB_FALSE; + + return 0; +} + +static int net_regex_match(struct flb_regex *regex, char *instance_name) +{ + if (regex == NULL) { + return 0; + } + return flb_regex_match(regex, instance_name, strlen(instance_name)); +} + +int we_net_instance_hook(char *instance_name, struct flb_we *ctx) +{ + if (strcasestr(instance_name, "Total") != NULL) { + return 1; + } + + if (!net_regex_match(ctx->allowing_nic_regex, instance_name)) { + return 1; + } + + return 0; +} + +int we_net_label_prepend_hook(char **label_list, + size_t label_list_size, + size_t *label_count, + struct we_perflib_metric_source *metric_source, + char *instance_name, + struct we_perflib_counter *counter) +{ + if (label_count == NULL) { + return -1; + } + + if (*label_count >= label_list_size) { + return -2; + } + + label_list[(*label_count)++] = instance_name; + + return 0; +} + +int we_net_update(struct flb_we *ctx) +{ + if (!ctx->net.operational) { + flb_plg_error(ctx->ins, "net collector not yet in operational state"); + + return -1; + } + + return we_perflib_update_counters(ctx, + ctx->net.query, + ctx->net.metric_sources, + we_net_instance_hook, + we_net_label_prepend_hook); +} |