forked from TrueCloudLab/restic
43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
//go:build darwin || freebsd || linux || solaris
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// +build darwin freebsd linux solaris
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package restic
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import (
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"syscall"
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"github.com/restic/restic/internal/errors"
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"github.com/pkg/xattr"
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)
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// Getxattr retrieves extended attribute data associated with path.
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func Getxattr(path, name string) ([]byte, error) {
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b, e := xattr.Get(path, name)
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if err, ok := e.(*xattr.Error); ok &&
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(err.Err == syscall.ENOTSUP || err.Err == xattr.ENOATTR) {
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return nil, nil
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}
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return b, errors.Wrap(e, "Getxattr")
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}
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// Listxattr retrieves a list of names of extended attributes associated with the
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// given path in the file system.
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func Listxattr(path string) ([]string, error) {
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s, e := xattr.List(path)
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if err, ok := e.(*xattr.Error); ok &&
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(err.Err == syscall.ENOTSUP || err.Err == xattr.ENOATTR) {
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return nil, nil
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}
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return s, errors.Wrap(e, "Listxattr")
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}
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// Setxattr associates name and data together as an attribute of path.
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func Setxattr(path, name string, data []byte) error {
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e := xattr.Set(path, name, data)
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if err, ok := e.(*xattr.Error); ok &&
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(err.Err == syscall.ENOTSUP || err.Err == xattr.ENOATTR) {
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return nil
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}
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return errors.Wrap(e, "Setxattr")
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}
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