consul/vendor/github.com/circonus-labs/circonus-gometrics/util.go

122 lines
2.4 KiB
Go

// Copyright 2016 Circonus, Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package circonusgometrics
import (
"github.com/circonus-labs/circonusllhist"
)
// Reset removes all existing counters and gauges.
func (m *CirconusMetrics) Reset() {
m.cm.Lock()
defer m.cm.Unlock()
m.cfm.Lock()
defer m.cfm.Unlock()
m.gm.Lock()
defer m.gm.Unlock()
m.gfm.Lock()
defer m.gfm.Unlock()
m.hm.Lock()
defer m.hm.Unlock()
m.tm.Lock()
defer m.tm.Unlock()
m.tfm.Lock()
defer m.tfm.Unlock()
m.counters = make(map[string]uint64)
m.counterFuncs = make(map[string]func() uint64)
m.gauges = make(map[string]string)
m.gaugeFuncs = make(map[string]func() int64)
m.histograms = make(map[string]*Histogram)
m.text = make(map[string]string)
m.textFuncs = make(map[string]func() string)
}
// snapshot returns a copy of the values of all registered counters and gauges.
func (m *CirconusMetrics) snapshot() (c map[string]uint64, g map[string]string, h map[string]*circonusllhist.Histogram, t map[string]string) {
m.cm.Lock()
defer m.cm.Unlock()
m.cfm.Lock()
defer m.cfm.Unlock()
m.gm.Lock()
defer m.gm.Unlock()
m.gfm.Lock()
defer m.gfm.Unlock()
m.hm.Lock()
defer m.hm.Unlock()
m.tm.Lock()
defer m.tm.Unlock()
m.tfm.Lock()
defer m.tfm.Unlock()
c = make(map[string]uint64, len(m.counters)+len(m.counterFuncs))
for n, v := range m.counters {
c[n] = v
}
for n, f := range m.counterFuncs {
c[n] = f()
}
//g = make(map[string]int64, len(m.gauges)+len(m.gaugeFuncs))
g = make(map[string]string, len(m.gauges)+len(m.gaugeFuncs))
for n, v := range m.gauges {
g[n] = v
}
for n, f := range m.gaugeFuncs {
g[n] = m.gaugeValString(f())
}
h = make(map[string]*circonusllhist.Histogram, len(m.histograms))
for n, hist := range m.histograms {
hist.rw.Lock()
h[n] = hist.hist.CopyAndReset()
hist.rw.Unlock()
}
t = make(map[string]string, len(m.text)+len(m.textFuncs))
for n, v := range m.text {
t[n] = v
}
for n, f := range m.textFuncs {
t[n] = f()
}
if m.resetCounters {
m.counters = make(map[string]uint64)
m.counterFuncs = make(map[string]func() uint64)
}
if m.resetGauges {
m.gauges = make(map[string]string)
m.gaugeFuncs = make(map[string]func() int64)
}
if m.resetHistograms {
m.histograms = make(map[string]*Histogram)
}
if m.resetText {
m.text = make(map[string]string)
m.textFuncs = make(map[string]func() string)
}
return
}