forked from power-devops/perfstat
/
diskstat.go
137 lines (119 loc) · 3.62 KB
/
diskstat.go
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// +build aix
package perfstat
/*
#cgo LDFLAGS: -lperfstat
#include <libperfstat.h>
#include <string.h>
#include <stdlib.h>
#include "c_helpers.h"
*/
import "C"
import (
"fmt"
"unsafe"
)
func DiskTotalStat() (*DiskTotal, error) {
var disk C.perfstat_disk_total_t
rc := C.perfstat_disk_total(nil, &disk, C.sizeof_perfstat_disk_total_t, 1)
if rc != 1 {
return nil, fmt.Errorf("perfstat_disk_total() error")
}
d := perfstatdisktotal2disktotal(disk)
return &d, nil
}
func DiskAdapterStat() ([]DiskAdapter, error) {
var adapter *C.perfstat_diskadapter_t
var adptname C.perfstat_id_t
numadpt := C.perfstat_diskadapter(nil, nil, C.sizeof_perfstat_diskadapter_t, 0)
if numadpt <= 0 {
return nil, fmt.Errorf("perfstat_diskadapter() error")
}
adapter_len := C.sizeof_perfstat_diskadapter_t * C.ulong(numadpt)
adapter = (*C.perfstat_diskadapter_t)(C.malloc(adapter_len))
defer C.free(unsafe.Pointer(adapter))
C.strcpy(&adptname.name[0], C.CString(C.FIRST_DISKADAPTER))
r := C.perfstat_diskadapter(&adptname, adapter, C.sizeof_perfstat_diskadapter_t, numadpt)
if r < 0 {
return nil, fmt.Errorf("perfstat_diskadapter() error")
}
da := make([]DiskAdapter, r)
for i := 0; i < int(r); i++ {
d := C.get_diskadapter_stat(adapter, C.int(i))
if d != nil {
da[i] = perfstatdiskadapter2diskadapter(d)
}
}
return da, nil
}
func DiskStat() ([]Disk, error) {
var disk *C.perfstat_disk_t
var diskname C.perfstat_id_t
numdisk := C.perfstat_disk(nil, nil, C.sizeof_perfstat_disk_t, 0)
if numdisk <= 0 {
return nil, fmt.Errorf("perfstat_disk() error")
}
disk_len := C.sizeof_perfstat_disk_t * C.ulong(numdisk)
disk = (*C.perfstat_disk_t)(C.malloc(disk_len))
defer C.free(unsafe.Pointer(disk))
C.strcpy(&diskname.name[0], C.CString(C.FIRST_DISK))
r := C.perfstat_disk(&diskname, disk, C.sizeof_perfstat_disk_t, numdisk)
if r < 0 {
return nil, fmt.Errorf("perfstat_disk() error")
}
d := make([]Disk, r)
for i := 0; i < int(r); i++ {
ds := C.get_disk_stat(disk, C.int(i))
if ds != nil {
d[i] = perfstatdisk2disk(ds)
}
}
return d, nil
}
func DiskPathStat() ([]DiskPath, error) {
var diskpath *C.perfstat_diskpath_t
var pathname C.perfstat_id_t
numpaths := C.perfstat_diskpath(nil, nil, C.sizeof_perfstat_diskpath_t, 0)
if numpaths <= 0 {
return nil, fmt.Errorf("perfstat_diskpath() error")
}
path_len := C.sizeof_perfstat_diskpath_t * C.ulong(numpaths)
diskpath = (*C.perfstat_diskpath_t)(C.malloc(path_len))
defer C.free(unsafe.Pointer(diskpath))
C.strcpy(&pathname.name[0], C.CString(C.FIRST_DISKPATH))
r := C.perfstat_diskpath(&pathname, diskpath, C.sizeof_perfstat_diskpath_t, numpaths)
if r < 0 {
return nil, fmt.Errorf("perfstat_diskpath() error")
}
d := make([]DiskPath, r)
for i := 0; i < int(r); i++ {
p := C.get_diskpath_stat(diskpath, C.int(i))
if p != nil {
d[i] = perfstatdiskpath2diskpath(p)
}
}
return d, nil
}
func FCAdapterStat() ([]FCAdapter, error) {
var fcstat *C.perfstat_fcstat_t
var fcname C.perfstat_id_t
numadpt := C.perfstat_fcstat(nil, nil, C.sizeof_perfstat_fcstat_t, 0)
if numadpt <= 0 {
return nil, fmt.Errorf("perfstat_fcstat() error")
}
fcstat_len := C.sizeof_perfstat_fcstat_t * C.ulong(numadpt)
fcstat = (*C.perfstat_fcstat_t)(C.malloc(fcstat_len))
defer C.free(unsafe.Pointer(fcstat))
C.strcpy(&fcname.name[0], C.CString(C.FIRST_NETINTERFACE))
r := C.perfstat_fcstat(&fcname, fcstat, C.sizeof_perfstat_fcstat_t, numadpt)
if r < 0 {
return nil, fmt.Errorf("perfstat_fcstat() error")
}
fca := make([]FCAdapter, r)
for i := 0; i < int(r); i++ {
f := C.get_fcstat_stat(fcstat, C.int(i))
if f != nil {
fca[i] = perfstatfcstat2fcadapter(f)
}
}
return fca, nil
}