forked from elastic/gosigar
/
sigar_windows.go
126 lines (96 loc) · 2.77 KB
/
sigar_windows.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
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
// Copyright (c) 2012 VMware, Inc.
package sigar
// #include <stdlib.h>
// #include <windows.h>
import "C"
import (
"fmt"
"unsafe"
)
func init() {
}
func (self *LoadAverage) Get() error {
return nil
}
func (self *Uptime) Get() error {
return nil
}
func (self *Mem) Get() error {
var statex C.MEMORYSTATUSEX
statex.dwLength = C.DWORD(unsafe.Sizeof(statex))
succeeded := C.GlobalMemoryStatusEx(&statex)
if succeeded == C.FALSE {
lastError := C.GetLastError()
return fmt.Errorf("GlobalMemoryStatusEx failed with error: %d", int(lastError))
}
self.Total = uint64(statex.ullTotalPhys)
self.Free = uint64(statex.ullAvailPhys)
self.Used = self.Total - self.Free
vtotal := uint64(statex.ullTotalVirtual)
self.ActualFree = uint64(statex.ullAvailVirtual)
self.ActualUsed = vtotal - self.ActualFree
return nil
}
func (self *Swap) Get() error {
return notImplemented()
}
func (self *Cpu) Get() error {
var lpIdleTime, lpKernelTime, lpUserTime C.FILETIME
succeeded := C.GetSystemTimes(&lpIdleTime, &lpKernelTime, &lpUserTime)
if succeeded == C.FALSE {
lastError := C.GetLastError()
return fmt.Errorf("GetSystemTime failed with error: %d", int(lastError))
}
LOT := float64(0.0000001)
HIT := (LOT * 4294967296.0)
idle := ((HIT * float64(lpIdleTime.dwHighDateTime)) + (LOT * float64(lpIdleTime.dwLowDateTime)))
user := ((HIT * float64(lpUserTime.dwHighDateTime)) + (LOT * float64(lpUserTime.dwLowDateTime)))
kernel := ((HIT * float64(lpKernelTime.dwHighDateTime)) + (LOT * float64(lpKernelTime.dwLowDateTime)))
system := (kernel - idle)
self.Idle = uint64(idle)
self.User = uint64(user)
self.Sys = uint64(system)
return nil
}
func (self *CpuList) Get() error {
return notImplemented()
}
func (self *FileSystemList) Get() error {
return notImplemented()
}
func (self *ProcList) Get() error {
return notImplemented()
}
func (self *ProcState) Get(pid int) error {
return notImplemented()
}
func (self *ProcMem) Get(pid int) error {
return notImplemented()
}
func (self *ProcTime) Get(pid int) error {
return notImplemented()
}
func (self *ProcArgs) Get(pid int) error {
return notImplemented()
}
func (self *ProcExe) Get(pid int) error {
return notImplemented()
}
func (self *FileSystemUsage) Get(path string) error {
var availableBytes C.ULARGE_INTEGER
var totalBytes C.ULARGE_INTEGER
var totalFreeBytes C.ULARGE_INTEGER
pathChars := C.CString(path)
defer C.free(unsafe.Pointer(pathChars))
succeeded := C.GetDiskFreeSpaceEx((*C.CHAR)(pathChars), &availableBytes, &totalBytes, &totalFreeBytes)
if succeeded == C.FALSE {
lastError := C.GetLastError()
return fmt.Errorf("GetDiskFreeSpaceEx failed with error: %d", int(lastError))
}
self.Total = *(*uint64)(unsafe.Pointer(&totalBytes))
return nil
}
func notImplemented() error {
panic("Not Implemented")
return nil
}