forked from cloudfoundry-attic/bosh-init
-
Notifications
You must be signed in to change notification settings - Fork 0
/
fake_sigar.go
72 lines (56 loc) · 1.42 KB
/
fake_sigar.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
package fakes
import (
"time"
sigar "github.com/cloudfoundry/gosigar"
)
type FakeSigar struct {
LoadAverage sigar.LoadAverage
LoadAverageErr error
Mem sigar.Mem
MemErr error
Swap sigar.Swap
SwapErr error
FileSystemUsage sigar.FileSystemUsage
FileSystemUsageErr error
FileSystemUsagePath string
CollectCpuStatsCpuCh chan sigar.Cpu
CollectCpuStatsStopCh chan struct{}
}
func NewFakeSigar() *FakeSigar {
return &FakeSigar{
CollectCpuStatsCpuCh: make(chan sigar.Cpu, 1),
CollectCpuStatsStopCh: make(chan struct{}),
}
}
func (f *FakeSigar) CollectCpuStats(collectionInterval time.Duration) (<-chan sigar.Cpu, chan<- struct{}) {
samplesCh := make(chan sigar.Cpu, 1)
stopCh := make(chan struct{})
go func() {
for {
select {
case cpuStat := <-f.CollectCpuStatsCpuCh:
select {
case samplesCh <- cpuStat:
default:
// Include default to avoid channel blocking
}
case <-f.CollectCpuStatsStopCh:
return
}
}
}()
return samplesCh, stopCh
}
func (f *FakeSigar) GetLoadAverage() (sigar.LoadAverage, error) {
return f.LoadAverage, f.LoadAverageErr
}
func (f *FakeSigar) GetMem() (sigar.Mem, error) {
return f.Mem, f.MemErr
}
func (f *FakeSigar) GetSwap() (sigar.Swap, error) {
return f.Swap, f.SwapErr
}
func (f *FakeSigar) GetFileSystemUsage(path string) (sigar.FileSystemUsage, error) {
f.FileSystemUsagePath = path
return f.FileSystemUsage, f.FileSystemUsageErr
}