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47 lines
1.5 KiB
Go
47 lines
1.5 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cgroups
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import (
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"errors"
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"os"
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)
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var (
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ErrInvalidPid = errors.New("cgroups: pid must be greater than 0")
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ErrMountPointNotExist = errors.New("cgroups: cgroup mountpoint does not exist")
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ErrInvalidFormat = errors.New("cgroups: parsing file with invalid format failed")
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ErrFreezerNotSupported = errors.New("cgroups: freezer cgroup not supported on this system")
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ErrMemoryNotSupported = errors.New("cgroups: memory cgroup not supported on this system")
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ErrCgroupDeleted = errors.New("cgroups: cgroup deleted")
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ErrNoCgroupMountDestination = errors.New("cgroups: cannot find cgroup mount destination")
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)
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// ErrorHandler is a function that handles and acts on errors
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type ErrorHandler func(err error) error
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// IgnoreNotExist ignores any errors that are for not existing files
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func IgnoreNotExist(err error) error {
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if os.IsNotExist(err) {
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return nil
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}
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return err
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}
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func errPassthrough(err error) error {
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return err
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}
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