mirror of https://github.com/go-gitea/gitea.git
66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
// Copyright 2019 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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// +build !windows
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package prometheus
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import (
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"github.com/prometheus/procfs"
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)
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func canCollectProcess() bool {
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_, err := procfs.NewDefaultFS()
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return err == nil
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}
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func (c *processCollector) processCollect(ch chan<- Metric) {
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pid, err := c.pidFn()
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if err != nil {
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c.reportError(ch, nil, err)
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return
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}
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p, err := procfs.NewProc(pid)
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if err != nil {
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c.reportError(ch, nil, err)
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return
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}
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if stat, err := p.Stat(); err == nil {
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ch <- MustNewConstMetric(c.cpuTotal, CounterValue, stat.CPUTime())
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ch <- MustNewConstMetric(c.vsize, GaugeValue, float64(stat.VirtualMemory()))
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ch <- MustNewConstMetric(c.rss, GaugeValue, float64(stat.ResidentMemory()))
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if startTime, err := stat.StartTime(); err == nil {
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ch <- MustNewConstMetric(c.startTime, GaugeValue, startTime)
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} else {
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c.reportError(ch, c.startTime, err)
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}
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} else {
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c.reportError(ch, nil, err)
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}
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if fds, err := p.FileDescriptorsLen(); err == nil {
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ch <- MustNewConstMetric(c.openFDs, GaugeValue, float64(fds))
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} else {
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c.reportError(ch, c.openFDs, err)
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}
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if limits, err := p.Limits(); err == nil {
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ch <- MustNewConstMetric(c.maxFDs, GaugeValue, float64(limits.OpenFiles))
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ch <- MustNewConstMetric(c.maxVsize, GaugeValue, float64(limits.AddressSpace))
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} else {
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c.reportError(ch, nil, err)
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}
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}
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