fix(deps): update module github.com/crc-org/vfkit to v0.6.1

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

vendor/github.com/lufia/plan9stats/disk.go

@@ -0,0 +1,116 @@
+package stats
+
+import (
+	"bufio"
+	"bytes"
+	"context"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// Storage represents /dev/sdXX/ctl.
+type Storage struct {
+	Name       string
+	Model      string
+	Capacity   int64
+	Partitions []*Partition
+}
+
+// Partition represents a part of /dev/sdXX/ctl.
+type Partition struct {
+	Name  string
+	Start uint64
+	End   uint64
+}
+
+func ReadStorages(ctx context.Context, opts ...Option) ([]*Storage, error) {
+	cfg := newConfig(opts...)
+	sdctl := filepath.Join(cfg.rootdir, "/dev/sdctl")
+	f, err := os.Open(sdctl)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	var a []*Storage
+	scanner := bufio.NewScanner(f)
+	for scanner.Scan() {
+		fields := bytes.Split(scanner.Bytes(), delim)
+		if len(fields) == 0 {
+			continue
+		}
+		exp := string(fields[0]) + "*"
+		if !strings.HasPrefix(exp, "sd") {
+			continue
+		}
+		dir := filepath.Join(cfg.rootdir, "/dev", exp)
+		m, err := filepath.Glob(dir)
+		if err != nil {
+			return nil, err
+		}
+		for _, dir := range m {
+			s, err := readStorage(dir)
+			if err != nil {
+				return nil, err
+			}
+			a = append(a, s)
+		}
+	}
+	if err := scanner.Err(); err != nil {
+		return nil, err
+	}
+	return a, nil
+}
+
+func readStorage(dir string) (*Storage, error) {
+	ctl := filepath.Join(dir, "ctl")
+	f, err := os.Open(ctl)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	var s Storage
+	s.Name = filepath.Base(dir)
+	scanner := bufio.NewScanner(f)
+	for scanner.Scan() {
+		line := scanner.Bytes()
+		switch {
+		case bytes.HasPrefix(line, []byte("inquiry ")):
+			s.Model = string(bytes.TrimSpace(line[7:]))
+		case bytes.HasPrefix(line, []byte("geometry ")):
+			fields := bytes.Split(line, delim)
+			if len(fields) < 3 {
+				continue
+			}
+			var p intParser
+			sec := p.ParseInt64(string(fields[1]), 10)
+			size := p.ParseInt64(string(fields[2]), 10)
+			if err := p.Err(); err != nil {
+				return nil, err
+			}
+			s.Capacity = sec * size
+		case bytes.HasPrefix(line, []byte("part ")):
+			fields := bytes.Split(line, delim)
+			if len(fields) < 4 {
+				continue
+			}
+			var p intParser
+			start := p.ParseUint64(string(fields[2]), 10)
+			end := p.ParseUint64(string(fields[3]), 10)
+			if err := p.Err(); err != nil {
+				return nil, err
+			}
+			s.Partitions = append(s.Partitions, &Partition{
+				Name:  string(fields[1]),
+				Start: start,
+				End:   end,
+			})
+		}
+	}
+	if err := scanner.Err(); err != nil {
+		return nil, err
+	}
+	return &s, nil
+}