summaryrefslogtreecommitdiff
path: root/vendor/github.com/containerd/cgroups/errors.go
blob: d18b4b1df68f73d4ee630218e7dffbe70804a587 (plain)
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
package cgroups

import (
	"errors"
	"os"
)

var (
	ErrInvalidPid               = errors.New("cgroups: pid must be greater than 0")
	ErrMountPointNotExist       = errors.New("cgroups: cgroup mountpoint does not exist")
	ErrInvalidFormat            = errors.New("cgroups: parsing file with invalid format failed")
	ErrFreezerNotSupported      = errors.New("cgroups: freezer cgroup not supported on this system")
	ErrMemoryNotSupported       = errors.New("cgroups: memory cgroup not supported on this system")
	ErrCgroupDeleted            = errors.New("cgroups: cgroup deleted")
	ErrNoCgroupMountDestination = errors.New("cgroups: cannot found cgroup mount destination")
)

// ErrorHandler is a function that handles and acts on errors
type ErrorHandler func(err error) error

// IgnoreNotExist ignores any errors that are for not existing files
func IgnoreNotExist(err error) error {
	if os.IsNotExist(err) {
		return nil
	}
	return err
}

func errPassthrough(err error) error {
	return err
}