/usr/share/gocode/src/bazil.org/fuse/fs/fstestutil/mountinfo_linux.go is in golang-bazil-fuse-dev 0.0~git20160811.0.371fbbd-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | package fstestutil
import (
"errors"
"io/ioutil"
"strings"
)
// Linux /proc/mounts shows current mounts.
// Same format as /etc/fstab. Quoting getmntent(3):
//
// Since fields in the mtab and fstab files are separated by whitespace,
// octal escapes are used to represent the four characters space (\040),
// tab (\011), newline (\012) and backslash (\134) in those files when
// they occur in one of the four strings in a mntent structure.
//
// http://linux.die.net/man/3/getmntent
var fstabUnescape = strings.NewReplacer(
`\040`, "\040",
`\011`, "\011",
`\012`, "\012",
`\134`, "\134",
)
var errNotFound = errors.New("mount not found")
func getMountInfo(mnt string) (*MountInfo, error) {
data, err := ioutil.ReadFile("/proc/mounts")
if err != nil {
return nil, err
}
for _, line := range strings.Split(string(data), "\n") {
fields := strings.Fields(line)
if len(fields) < 3 {
continue
}
// Fields are: fsname dir type opts freq passno
fsname := fstabUnescape.Replace(fields[0])
dir := fstabUnescape.Replace(fields[1])
fstype := fstabUnescape.Replace(fields[2])
if mnt == dir {
info := &MountInfo{
FSName: fsname,
Type: fstype,
}
return info, nil
}
}
return nil, errNotFound
}
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