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Merge 0f1f831200 into be19d537cd
This commit is contained in:
dasturiasArista
GitHub
commit
5b43cda46d
252
collector/aer_linux.go
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252
collector/aer_linux.go
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@ -0,0 +1,252 @@
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// Copyright 2024 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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//
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//go:build !nonetclass && linux
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// +build !nonetclass,linux
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package collector
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import (
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"errors"
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"fmt"
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"log/slog"
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"os"
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"regexp"
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"strconv"
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"github.com/alecthomas/kingpin/v2"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/procfs/sysfs"
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)
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var (
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aerIgnoredDevices = kingpin.Flag("collector.aer.ignored-devices", "Regexp of aer devices to ignore for aer collector.").Default("^$").String()
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aerCorrectableRxErr = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_rx_err"),
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"Count of correctable receiver errors",
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[]string{"interface"}, nil,
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)
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aerCorrectableBadTLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_bad_tlp"),
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"Count of correctable bad TLPs",
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[]string{"interface"}, nil,
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)
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aerCorrectableBadDLLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_bad_dllp"),
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"Count of correctable bad DLLPs",
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[]string{"interface"}, nil,
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)
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aerCorrectableRollover = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_rollover"),
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"Count of correctable rollovers",
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[]string{"interface"}, nil,
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)
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aerCorrectableTimeout = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_timeout"),
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"Count of correctable replay timer timeouts",
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[]string{"interface"}, nil,
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)
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aerCorrectableNonFatalErr = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_non_fatal_err"),
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"Count of correctable advisory non-fatal errors",
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[]string{"interface"}, nil,
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)
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aerCorrectableCorrIntErr = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_corr_int_err"),
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"Count of correctable corrected internal errors",
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[]string{"interface"}, nil,
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)
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aerCorrectableHeaderOF = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "correctable_header_of"),
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"Count of correctable header log Overflows",
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[]string{"interface"}, nil,
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)
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aerUncorrectableUndefined = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_undefined"),
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"Count of uncorrectable undefined errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableDLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_dlp"),
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"Count of uncorrectable data link protocol errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableSDES = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_sdes"),
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"Count of uncorrectable surprise down errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableTLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_tlp"),
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"Count of uncorrectable poisoned TLPs",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableFCP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_fcp"),
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"Count of uncorrectable flow control protocol errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableCmpltTO = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_cmplt_to"),
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"Count of uncorrectable completion timeouts",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableCmpltAbrt = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_cmplt_abrt"),
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"Count of uncorrectable completer aborts",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableUnxCmplt = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_unx_cmplt"),
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"Count of uncorrectable unexpected completion errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableRxOF = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_rx_of"),
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"Count of uncorrectable receiver overflows",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableMalfTLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_malf_tlp"),
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"Count of uncorrectable malformed TLPs",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableECRC = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_ecrc"),
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"Count of uncorrectable ECRCs",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableUnsupReq = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_unsup_req"),
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"Count of uncorrectable unsupported requests",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableACSViol = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_acs_viol"),
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"Count of uncorrectable ACS violations",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableUncorrIntErr = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_uncorr_int_err"),
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"Count of uncorrectable uncorrectable internal errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableBlockedTLP = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_blocked_tlp"),
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"Count of uncorrectable MC blocked TLPs",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableAtomicOpBlocked = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_atomic_op_blocked"),
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"Count of uncorrectable AtomicOp egress blocked errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectableTLPBlockedErr = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_tlp_blocked_err"),
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"Count of uncorrectable TLP prefix blocked errors",
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[]string{"interface", "fatal"}, nil,
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)
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aerUncorrectablePoisonTLPBlocked = prometheus.NewDesc(prometheus.BuildFQName(namespace, "aer", "uncorrectable_poison_tlp_blocked"),
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"Count of uncorrectable poison TLP prefix blocked errors",
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[]string{"interface", "fatal"}, nil,
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)
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)
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type aerCollector struct {
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fs sysfs.FS
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ignoredDevicesPattern *regexp.Regexp
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logger *slog.Logger
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}
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func init() {
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registerCollector("aer", defaultDisabled, NewAerCollector)
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}
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// NewAerCollector returns a new Collector exposing aer stats.
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func NewAerCollector(logger *slog.Logger) (Collector, error) {
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return makeAerCollector(logger)
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}
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func makeAerCollector(logger *slog.Logger) (*aerCollector, error) {
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fs, err := sysfs.NewFS(*sysPath)
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if err != nil {
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return nil, fmt.Errorf("failed to open sysfs: %w", err)
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}
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if *aerIgnoredDevices != "" {
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logger.Info("Parsed flag --collector.aer.ignored-devices", "flag", *aerIgnoredDevices)
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}
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pattern := regexp.MustCompile(*aerIgnoredDevices)
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return &aerCollector{
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fs: fs,
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ignoredDevicesPattern: pattern,
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logger: logger,
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}, nil
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}
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func (c *aerCollector) Update(ch chan<- prometheus.Metric) error {
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counters, err := c.fs.AerCounters()
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if err != nil {
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if errors.Is(err, os.ErrNotExist) || errors.Is(err, os.ErrPermission) {
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c.logger.Debug("Could not read netclass file", "err", err)
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return ErrNoData
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}
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return fmt.Errorf("could not get net class info: %w", err)
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}
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for deviceName, deviceCounters := range counters {
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if c.ignoredDevicesPattern.MatchString(deviceName) {
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continue
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}
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c.updateCorrectableCntrs(ch, deviceName, deviceCounters.Correctable)
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c.updateUncorrectableCntrs(ch, deviceName, deviceCounters.Fatal, true)
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c.updateUncorrectableCntrs(ch, deviceName, deviceCounters.NonFatal, false)
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}
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return nil
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}
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func (c *aerCollector) updateCorrectableCntrs(ch chan<- prometheus.Metric, deviceName string, counters sysfs.CorrectableAerCounters) {
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ch <- prometheus.MustNewConstMetric(aerCorrectableRxErr, prometheus.CounterValue,
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float64(counters.RxErr), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableBadTLP, prometheus.CounterValue,
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float64(counters.BadTLP), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableBadDLLP, prometheus.CounterValue,
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float64(counters.BadDLLP), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableRollover, prometheus.CounterValue,
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float64(counters.Rollover), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableTimeout, prometheus.CounterValue,
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float64(counters.Timeout), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableNonFatalErr, prometheus.CounterValue,
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float64(counters.NonFatalErr), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableCorrIntErr, prometheus.CounterValue,
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float64(counters.CorrIntErr), deviceName)
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ch <- prometheus.MustNewConstMetric(aerCorrectableHeaderOF, prometheus.CounterValue,
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float64(counters.HeaderOF), deviceName)
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}
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func (c *aerCollector) updateUncorrectableCntrs(ch chan<- prometheus.Metric, deviceName string, counters sysfs.UncorrectableAerCounters, fatal bool) {
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ch <- prometheus.MustNewConstMetric(aerUncorrectableUndefined, prometheus.CounterValue,
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float64(counters.Undefined), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableDLP, prometheus.CounterValue,
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float64(counters.DLP), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableSDES, prometheus.CounterValue,
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float64(counters.SDES), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableTLP, prometheus.CounterValue,
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float64(counters.TLP), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableFCP, prometheus.CounterValue,
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float64(counters.FCP), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableCmpltTO, prometheus.CounterValue,
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float64(counters.CmpltTO), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableCmpltAbrt, prometheus.CounterValue,
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float64(counters.CmpltAbrt), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableUnxCmplt, prometheus.CounterValue,
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float64(counters.UnxCmplt), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableRxOF, prometheus.CounterValue,
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float64(counters.RxOF), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableMalfTLP, prometheus.CounterValue,
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float64(counters.MalfTLP), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableECRC, prometheus.CounterValue,
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float64(counters.ECRC), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableUnsupReq, prometheus.CounterValue,
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float64(counters.UnsupReq), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableACSViol, prometheus.CounterValue,
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float64(counters.ACSViol), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableUncorrIntErr, prometheus.CounterValue,
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float64(counters.UncorrIntErr), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableBlockedTLP, prometheus.CounterValue,
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float64(counters.BlockedTLP), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableAtomicOpBlocked, prometheus.CounterValue,
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float64(counters.AtomicOpBlocked), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectableTLPBlockedErr, prometheus.CounterValue,
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float64(counters.TLPBlockedErr), deviceName, strconv.FormatBool(fatal))
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ch <- prometheus.MustNewConstMetric(aerUncorrectablePoisonTLPBlocked, prometheus.CounterValue,
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float64(counters.PoisonTLPBlocked), deviceName, strconv.FormatBool(fatal))
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}
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