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49 lines
1.4 KiB
49 lines
1.4 KiB
// Copyright 2021 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 linux && !notime
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// +build linux,!notime
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package collector
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import (
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"fmt"
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"strconv"
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"github.com/go-kit/log/level"
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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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func (c *timeCollector) update(ch chan<- prometheus.Metric) error {
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fs, err := sysfs.NewFS(*sysPath)
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if err != nil {
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return fmt.Errorf("failed to open procfs: %w", err)
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}
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clocksources, err := fs.ClockSources()
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if err != nil {
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return fmt.Errorf("couldn't get clocksources: %w", err)
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}
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level.Debug(c.logger).Log("msg", "in Update", "clocksources", fmt.Sprintf("%v", clocksources))
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for i, clocksource := range clocksources {
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is := strconv.Itoa(i)
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for _, cs := range clocksource.Available {
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ch <- c.clocksourcesAvailable.mustNewConstMetric(1.0, is, cs)
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}
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ch <- c.clocksourceCurrent.mustNewConstMetric(1.0, is, clocksource.Current)
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}
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return nil
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}
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