asandikci
b3fcfc2f06
- Plugin Manager - Plugin Opener - Code refactoring - Memory usage with gopsutil/mem
71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
package osinfo
|
|
|
|
import (
|
|
"syscall"
|
|
|
|
"git.aliberksandikci.com.tr/Liderahenk/ahenk-go/pkg/utils"
|
|
"github.com/shirou/gopsutil/disk"
|
|
"github.com/shirou/gopsutil/mem"
|
|
)
|
|
|
|
const KB = uint64(1024)
|
|
|
|
// return kernel information as string map with calling syscall (like uname command)
|
|
func GetKernelInfo() map[string]string {
|
|
var uname syscall.Utsname
|
|
if err := syscall.Uname(&uname); err != nil {
|
|
panic(err)
|
|
}
|
|
return map[string]string{
|
|
"Sysname": utils.Byte2String(uname.Sysname[:]),
|
|
"Nodename": utils.Byte2String(uname.Nodename[:]),
|
|
"Release": utils.Byte2String(uname.Release[:]),
|
|
"Version": utils.Byte2String(uname.Version[:]),
|
|
"Machine": utils.Byte2String(uname.Machine[:]),
|
|
"Domainname": utils.Byte2String(uname.Domainname[:]),
|
|
}
|
|
}
|
|
|
|
// return all physical disks, USB and CD-ROM devices
|
|
//
|
|
// An example output:
|
|
// device: /dev/example, mountpoint: /, fstype: ext4, opts:rw,noatime
|
|
func GetDisks() []disk.PartitionStat {
|
|
parts, err := disk.Partitions(false)
|
|
utils.Check(err)
|
|
return parts
|
|
}
|
|
|
|
// return disk usage as GiB
|
|
//
|
|
// TODO different functions for all disks / a specified disk?
|
|
// FIXME Wrong Disk values for docker !!! (probably because counting also virtual mountpoints?)
|
|
func GetDiskUsage() map[string]float64 {
|
|
var totalSize, freeSize, usedSize uint64
|
|
for _, part := range GetDisks() {
|
|
u, err := disk.Usage(part.Mountpoint)
|
|
utils.Check(err)
|
|
totalSize += u.Total
|
|
freeSize += u.Free
|
|
usedSize += u.Used
|
|
}
|
|
return map[string]float64{
|
|
"total": utils.Byte2GiB(totalSize),
|
|
"free": utils.Byte2GiB(freeSize),
|
|
"used": utils.Byte2GiB(usedSize),
|
|
}
|
|
}
|
|
|
|
// return memory usage as GiB
|
|
//
|
|
// TODO also implement swap usage
|
|
func GetMemoryUsage() map[string]float64 {
|
|
v, _ := mem.VirtualMemory()
|
|
return map[string]float64{
|
|
"total": utils.Byte2GiB(v.Total),
|
|
"free": utils.Byte2GiB(v.Free),
|
|
"used": utils.Byte2GiB(v.Used),
|
|
"avaliable": utils.Byte2GiB(v.Available),
|
|
"cached": utils.Byte2GiB(v.Cached),
|
|
}
|
|
}
|