68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
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package acl
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import (
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"errors"
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"strings"
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)
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// These error constants define the standard ACL error types. The values
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// must not be changed since the error values are sent via RPC calls
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// from older clients and may not have the correct type.
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const (
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errNotFound = "ACL not found"
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errRootDenied = "Cannot resolve root ACL"
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errDisabled = "ACL support disabled"
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errPermissionDenied = "Permission denied"
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)
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var (
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// ErrNotFound indicates there is no matching ACL.
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ErrNotFound = errors.New(errNotFound)
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// ErrRootDenied is returned when attempting to resolve a root ACL.
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ErrRootDenied = errors.New(errRootDenied)
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// ErrDisabled is returned when ACL changes are not permitted since
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// they are disabled.
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ErrDisabled = errors.New(errDisabled)
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// ErrPermissionDenied is returned when an ACL based rejection
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// happens.
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ErrPermissionDenied = PermissionDeniedError{}
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)
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// IsErrNotFound checks if the given error message is comparable to
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// ErrNotFound.
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func IsErrNotFound(err error) bool {
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return err != nil && strings.Contains(err.Error(), errNotFound)
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}
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// IsErrRootDenied checks if the given error messge is comparable to
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// ErrRootDenied.
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func IsErrRootDenied(err error) bool {
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return err != nil && strings.Contains(err.Error(), errRootDenied)
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}
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// IsErrDisabled checks if the given error message is comparable to
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// ErrDisabled.
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func IsErrDisabled(err error) bool {
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return err != nil && strings.Contains(err.Error(), errDisabled)
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}
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// IsErrPermissionDenied checks if the given error message is comparable
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// to ErrPermissionDenied.
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func IsErrPermissionDenied(err error) bool {
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return err != nil && strings.Contains(err.Error(), errPermissionDenied)
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}
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type PermissionDeniedError struct {
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Cause string
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}
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func (e PermissionDeniedError) Error() string {
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if e.Cause != "" {
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return errPermissionDenied + ": " + e.Cause
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}
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return errPermissionDenied
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}
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