open-nomad/vendor/github.com/shirou/gopsutil/disk/disk_darwin.go
James Nugent d778d9d566 Update gopsutil (#2927)
* deps: Update github.com/go-ole/go-ole/...

* deps: Update github.com/StackExchange/wmi

* deps: Update github.com/shirou/gopsutil/...

* deps: Update github.com/ugorji/go/codec
2017-07-28 09:46:44 -07:00

108 lines
2.1 KiB
Go

// +build darwin
package disk
import (
"path"
"unsafe"
"github.com/shirou/gopsutil/internal/common"
"golang.org/x/sys/unix"
)
func Partitions(all bool) ([]PartitionStat, error) {
var ret []PartitionStat
count, err := Getfsstat(nil, MntWait)
if err != nil {
return ret, err
}
fs := make([]Statfs_t, count)
_, err = Getfsstat(fs, MntWait)
for _, stat := range fs {
opts := "rw"
if stat.Flags&MntReadOnly != 0 {
opts = "ro"
}
if stat.Flags&MntSynchronous != 0 {
opts += ",sync"
}
if stat.Flags&MntNoExec != 0 {
opts += ",noexec"
}
if stat.Flags&MntNoSuid != 0 {
opts += ",nosuid"
}
if stat.Flags&MntUnion != 0 {
opts += ",union"
}
if stat.Flags&MntAsync != 0 {
opts += ",async"
}
if stat.Flags&MntSuidDir != 0 {
opts += ",suiddir"
}
if stat.Flags&MntSoftDep != 0 {
opts += ",softdep"
}
if stat.Flags&MntNoSymFollow != 0 {
opts += ",nosymfollow"
}
if stat.Flags&MntGEOMJournal != 0 {
opts += ",gjounalc"
}
if stat.Flags&MntMultilabel != 0 {
opts += ",multilabel"
}
if stat.Flags&MntACLs != 0 {
opts += ",acls"
}
if stat.Flags&MntNoATime != 0 {
opts += ",noattime"
}
if stat.Flags&MntClusterRead != 0 {
opts += ",nocluster"
}
if stat.Flags&MntClusterWrite != 0 {
opts += ",noclusterw"
}
if stat.Flags&MntNFS4ACLs != 0 {
opts += ",nfs4acls"
}
d := PartitionStat{
Device: common.IntToString(stat.Mntfromname[:]),
Mountpoint: common.IntToString(stat.Mntonname[:]),
Fstype: common.IntToString(stat.Fstypename[:]),
Opts: opts,
}
if all == false {
if !path.IsAbs(d.Device) || !common.PathExists(d.Device) {
continue
}
}
ret = append(ret, d)
}
return ret, nil
}
func Getfsstat(buf []Statfs_t, 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_t{}) * uintptr(len(buf))
}
r0, _, e1 := unix.Syscall(SYS_GETFSSTAT64, uintptr(_p0), bufsize, uintptr(flags))
n = int(r0)
if e1 != 0 {
err = e1
}
return
}
func getFsType(stat unix.Statfs_t) string {
return common.IntToString(stat.Fstypename[:])
}