shirou_gopsutil/disk/disk_freebsd.go

133 lines
2.7 KiB
Go

// +build freebsd
package gopsutil
import (
"syscall"
"unsafe"
common "github.com/shirou/gopsutil/common"
)
func DiskPartitions(all bool) ([]DiskPartitionStat, error) {
var ret []DiskPartitionStat
// get length
count, err := syscall.Getfsstat(nil, MntWait)
if err != nil {
return ret, err
}
fs := make([]Statfs, count)
_, err = Getfsstat(fs, MntWait)
for _, stat := range fs {
opts := "rw"
if stat.FFlags&MntReadOnly != 0 {
opts = "ro"
}
if stat.FFlags&MntSynchronous != 0 {
opts += ",sync"
}
if stat.FFlags&MntNoExec != 0 {
opts += ",noexec"
}
if stat.FFlags&MntNoSuid != 0 {
opts += ",nosuid"
}
if stat.FFlags&MntUnion != 0 {
opts += ",union"
}
if stat.FFlags&MntAsync != 0 {
opts += ",async"
}
if stat.FFlags&MntSuidDir != 0 {
opts += ",suiddir"
}
if stat.FFlags&MntSoftDep != 0 {
opts += ",softdep"
}
if stat.FFlags&MntNoSymFollow != 0 {
opts += ",nosymfollow"
}
if stat.FFlags&MntGEOMJournal != 0 {
opts += ",gjounalc"
}
if stat.FFlags&MntMultilabel != 0 {
opts += ",multilabel"
}
if stat.FFlags&MntACLs != 0 {
opts += ",acls"
}
if stat.FFlags&MntNoATime != 0 {
opts += ",noattime"
}
if stat.FFlags&MntClusterRead != 0 {
opts += ",nocluster"
}
if stat.FFlags&MntClusterWrite != 0 {
opts += ",noclusterw"
}
if stat.FFlags&MntNFS4ACLs != 0 {
opts += ",nfs4acls"
}
d := DiskPartitionStat{
Device: common.ByteToString(stat.FMntfromname[:]),
Mountpoint: common.ByteToString(stat.FMntonname[:]),
Fstype: common.ByteToString(stat.FFstypename[:]),
Opts: opts,
}
ret = append(ret, d)
}
return ret, nil
}
func DiskIOCounters() (map[string]DiskIOCountersStat, error) {
return nil, common.NotImplementedError
// statinfo->devinfo->devstat
// /usr/include/devinfo.h
// get length
count, err := Getfsstat(nil, MntWait)
if err != nil {
return nil, err
}
fs := make([]Statfs, count)
_, err = Getfsstat(fs, MntWait)
ret := make(map[string]DiskIOCountersStat, 0)
for _, stat := range fs {
name := common.ByteToString(stat.FMntonname[:])
d := DiskIOCountersStat{
Name: name,
ReadCount: stat.FSyncwrites + stat.FAsyncwrites,
WriteCount: stat.FSyncreads + stat.FAsyncreads,
}
ret[name] = d
}
return ret, nil
}
// Getfsstat is borrowed from pkg/syscall/syscall_freebsd.go
// change Statfs_t to Statfs in order to get more information
func Getfsstat(buf []Statfs, flags int) (n int, err error) {
var _p0 unsafe.Pointer
var bufsize uintptr
if len(buf) > 0 {
_p0 = unsafe.Pointer(&buf[0])
bufsize = unsafe.Sizeof(Statfs{}) * uintptr(len(buf))
}
r0, _, e1 := syscall.Syscall(syscall.SYS_GETFSSTAT, uintptr(_p0), bufsize, uintptr(flags))
n = int(r0)
if e1 != 0 {
err = e1
}
return
}