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77 lines
2.4 KiB
77 lines
2.4 KiB
// Copyright 2015 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !nonetdev
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// +build !nonetdev
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package collector
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import (
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"github.com/go-kit/log"
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"github.com/go-kit/log/level"
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"github.com/jsimonetti/rtnetlink"
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)
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func getNetDevStats(filter *deviceFilter, logger log.Logger) (netDevStats, error) {
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conn, err := rtnetlink.Dial(nil)
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if err != nil {
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return nil, err
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}
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defer conn.Close()
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links, err := conn.Link.List()
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if err != nil {
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return nil, err
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}
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return netlinkStats(links, filter, logger), nil
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}
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func netlinkStats(links []rtnetlink.LinkMessage, filter *deviceFilter, logger log.Logger) netDevStats {
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metrics := netDevStats{}
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for _, msg := range links {
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name := msg.Attributes.Name
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stats := msg.Attributes.Stats64
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if filter.ignored(name) {
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level.Debug(logger).Log("msg", "Ignoring device", "device", name)
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continue
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}
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// https://github.com/torvalds/linux/blob/master/include/uapi/linux/if_link.h#L42-L246
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// https://github.com/torvalds/linux/blob/master/net/core/net-procfs.c#L75-L97
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metrics[name] = map[string]uint64{
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"receive_packets": stats.RXPackets,
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"transmit_packets": stats.TXPackets,
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"receive_bytes": stats.RXBytes,
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"transmit_bytes": stats.TXBytes,
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"receive_errs": stats.RXErrors,
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"transmit_errs": stats.TXErrors,
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"receive_drop": stats.RXDropped + stats.RXMissedErrors,
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"transmit_drop": stats.TXDropped,
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"receive_multicast": stats.Multicast,
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"transmit_colls": stats.Collisions,
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"receive_frame": stats.RXLengthErrors + stats.RXOverErrors + stats.RXCRCErrors + stats.RXFrameErrors,
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"receive_fifo": stats.RXFIFOErrors,
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"transmit_carrier": stats.TXAbortedErrors + stats.TXCarrierErrors + stats.TXHeartbeatErrors + stats.TXWindowErrors,
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"transmit_fifo": stats.TXFIFOErrors,
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"receive_compressed": stats.RXCompressed,
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"transmit_compressed": stats.TXCompressed,
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}
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}
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return metrics
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}
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