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Diffstat (limited to 'vendor/github.com/containerd/cgroups/errors.go')
-rw-r--r--vendor/github.com/containerd/cgroups/errors.go47
1 files changed, 47 insertions, 0 deletions
diff --git a/vendor/github.com/containerd/cgroups/errors.go b/vendor/github.com/containerd/cgroups/errors.go
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index 000000000..f1ad8315c
--- /dev/null
+++ b/vendor/github.com/containerd/cgroups/errors.go
@@ -0,0 +1,47 @@
+/*
+ Copyright The containerd Authors.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+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 find 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
+}