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vendor: update c/storage

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
This commit is contained in:
Giuseppe Scrivano
2024-07-01 11:35:39 +02:00
parent 5cc57427f3
commit 5e156c424f
54 changed files with 1272 additions and 1170 deletions
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72
vendor/github.com/containers/storage/pkg/idtools/idtools.go generated vendored
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@@ -367,21 +367,77 @@ func checkChownErr(err error, name string, uid, gid int) error {
return err
}
// Stat contains file states that can be overriden with ContainersOverrideXattr.
type Stat struct {
IDs IDPair
Mode os.FileMode
}
// FormatContainersOverrideXattr will format the given uid, gid, and mode into a string
// that can be used as the value for the ContainersOverrideXattr xattr.
func FormatContainersOverrideXattr(uid, gid, mode int) string {
return fmt.Sprintf("%d:%d:0%o", uid, gid, mode&0o7777)
}
// GetContainersOverrideXattr will get and decode ContainersOverrideXattr.
func GetContainersOverrideXattr(path string) (Stat, error) {
var stat Stat
xstat, err := system.Lgetxattr(path, ContainersOverrideXattr)
if err != nil {
return stat, err
}
attrs := strings.Split(string(xstat), ":")
if len(attrs) != 3 {
return stat, fmt.Errorf("The number of clons in %s does not equal to 3",
ContainersOverrideXattr)
}
value, err := strconv.ParseUint(attrs[0], 10, 32)
if err != nil {
return stat, fmt.Errorf("Failed to parse UID: %w", err)
}
stat.IDs.UID = int(value)
value, err = strconv.ParseUint(attrs[0], 10, 32)
if err != nil {
return stat, fmt.Errorf("Failed to parse GID: %w", err)
}
stat.IDs.GID = int(value)
value, err = strconv.ParseUint(attrs[2], 8, 32)
if err != nil {
return stat, fmt.Errorf("Failed to parse mode: %w", err)
}
stat.Mode = os.FileMode(value)
return stat, nil
}
// SetContainersOverrideXattr will encode and set ContainersOverrideXattr.
func SetContainersOverrideXattr(path string, stat Stat) error {
value := FormatContainersOverrideXattr(stat.IDs.UID, stat.IDs.GID, int(stat.Mode))
return system.Lsetxattr(path, ContainersOverrideXattr, []byte(value), 0)
}
func SafeChown(name string, uid, gid int) error {
if runtime.GOOS == "darwin" {
var mode uint64 = 0o0700
var mode os.FileMode = 0o0700
xstat, err := system.Lgetxattr(name, ContainersOverrideXattr)
if err == nil {
attrs := strings.Split(string(xstat), ":")
if len(attrs) == 3 {
val, err := strconv.ParseUint(attrs[2], 8, 32)
if err == nil {
mode = val
mode = os.FileMode(val)
}
}
}
value := fmt.Sprintf("%d:%d:0%o", uid, gid, mode)
if err = system.Lsetxattr(name, ContainersOverrideXattr, []byte(value), 0); err != nil {
value := Stat{IDPair{uid, gid}, mode}
if err = SetContainersOverrideXattr(name, value); err != nil {
return err
}
uid = os.Getuid()
@@ -397,19 +453,19 @@ func SafeChown(name string, uid, gid int) error {
func SafeLchown(name string, uid, gid int) error {
if runtime.GOOS == "darwin" {
var mode uint64 = 0o0700
var mode os.FileMode = 0o0700
xstat, err := system.Lgetxattr(name, ContainersOverrideXattr)
if err == nil {
attrs := strings.Split(string(xstat), ":")
if len(attrs) == 3 {
val, err := strconv.ParseUint(attrs[2], 8, 32)
if err == nil {
mode = val
mode = os.FileMode(val)
}
}
}
value := fmt.Sprintf("%d:%d:0%o", uid, gid, mode)
if err = system.Lsetxattr(name, ContainersOverrideXattr, []byte(value), 0); err != nil {
value := Stat{IDPair{uid, gid}, mode}
if err = SetContainersOverrideXattr(name, value); err != nil {
return err
}
uid = os.Getuid()