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// SPDX-License-Identifier: BSD-3-Clause
//go:build aix && !cgo
package disk
import (
"context"
"regexp"
"strconv"
"strings"
"github.com/shirou/gopsutil/v4/internal/common"
"golang.org/x/sys/unix"
)
var startBlank = regexp.MustCompile(`^\s+`)
var (
ignoreFSType = map[string]bool{"procfs": true}
FSType = map[int]string{
0: "jfs2", 1: "namefs", 2: "nfs", 3: "jfs", 5: "cdrom", 6: "proc",
16: "special-fs", 17: "cache-fs", 18: "nfs3", 19: "automount-fs", 20: "pool-fs", 32: "vxfs",
33: "veritas-fs", 34: "udfs", 35: "nfs4", 36: "nfs4-pseudo", 37: "smbfs", 38: "mcr-pseudofs",
39: "ahafs", 40: "sterm-nfs", 41: "asmfs",
}
)
func PartitionsWithContext(ctx context.Context, all bool) ([]PartitionStat, error) {
var ret []PartitionStat
out, err := invoke.CommandWithContext(ctx, "mount")
if err != nil {
return nil, err
}
// parse head lines for column names
colidx := make(map[string]int)
lines := strings.Split(string(out), "\n")
if len(lines) < 3 {
return nil, common.ErrNotImplementedError
}
idx := 0
start := 0
finished := false
for pos, ch := range lines[1] {
if ch == ' ' && !finished {
name := strings.TrimSpace(lines[0][start:pos])
colidx[name] = idx
finished = true
} else if ch == '-' && finished {
idx++
start = pos
finished = false
}
}
name := strings.TrimSpace(lines[0][start:len(lines[1])])
colidx[name] = idx
for idx := 2; idx < len(lines); idx++ {
line := lines[idx]
if startBlank.MatchString(line) {
line = "localhost" + line
}
p := strings.Fields(lines[idx])
if len(p) < 5 || ignoreFSType[p[colidx["vfs"]]] {
continue
}
d := PartitionStat{
Device: p[colidx["mounted"]],
Mountpoint: p[colidx["mounted over"]],
Fstype: p[colidx["vfs"]],
Opts: strings.Split(p[colidx["options"]], ","),
}
ret = append(ret, d)
}
return ret, nil
}
func getFsType(stat unix.Statfs_t) string {
return FSType[int(stat.Vfstype)]
}
func UsageWithContext(ctx context.Context, path string) (*UsageStat, error) {
out, err := invoke.CommandWithContext(ctx, "df", "-v")
if err != nil {
return nil, err
}
ret := &UsageStat{}
blocksize := uint64(512)
lines := strings.Split(string(out), "\n")
if len(lines) < 2 {
return &UsageStat{}, common.ErrNotImplementedError
}
hf := strings.Fields(strings.Replace(lines[0], "Mounted on", "Path", -1)) // headers
for line := 1; line < len(lines); line++ {
fs := strings.Fields(lines[line]) // values
for i, header := range hf {
// We're done in any of these use cases
if i >= len(fs) {
break
}
switch header {
case `Filesystem`:
// This is not a valid fs for us to parse
if fs[i] == "/proc" || fs[i] == "/ahafs" || fs[i] != path {
break
}
ret.Fstype, err = GetMountFSTypeWithContext(ctx, fs[i])
if err != nil {
return nil, err
}
case `Path`:
ret.Path = fs[i]
case `512-blocks`:
total, err := strconv.ParseUint(fs[i], 10, 64)
ret.Total = total * blocksize
if err != nil {
return nil, err
}
case `Used`:
ret.Used, err = strconv.ParseUint(fs[i], 10, 64)
if err != nil {
return nil, err
}
case `Free`:
ret.Free, err = strconv.ParseUint(fs[i], 10, 64)
if err != nil {
return nil, err
}
case `%Used`:
val, err := strconv.ParseInt(strings.Replace(fs[i], "%", "", -1), 10, 32)
if err != nil {
return nil, err
}
ret.UsedPercent = float64(val) / float64(100)
case `Ifree`:
ret.InodesFree, err = strconv.ParseUint(fs[i], 10, 64)
if err != nil {
return nil, err
}
case `Iused`:
ret.InodesUsed, err = strconv.ParseUint(fs[i], 10, 64)
if err != nil {
return nil, err
}
case `%Iused`:
val, err := strconv.ParseInt(strings.Replace(fs[i], "%", "", -1), 10, 32)
if err != nil {
return nil, err
}
ret.InodesUsedPercent = float64(val) / float64(100)
}
}
// Calculated value, since it isn't returned by the command
ret.InodesTotal = ret.InodesUsed + ret.InodesFree
// Valid Usage data, so append it
return ret, nil
}
return ret, nil
}
func GetMountFSTypeWithContext(ctx context.Context, mp string) (string, error) {
out, err := invoke.CommandWithContext(ctx, "mount")
if err != nil {
return "", err
}
// Kind of inefficient, but it works
lines := strings.Split(string(out[:]), "\n")
for line := 1; line < len(lines); line++ {
fields := strings.Fields(lines[line])
if strings.TrimSpace(fields[0]) == mp {
return fields[2], nil
}
}
return "", nil
}
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