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types.go
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/
types.go
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/*
Copyright 2018 The Kubernetes 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 v1
import (
"encoding/json"
"k8s.io/kubernetes/pkg/kubelet/checkpointmanager/checksum"
)
type protocol string
// portMapping is the port mapping configurations of a sandbox.
type PortMapping struct {
// protocol of the port mapping.
Protocol *protocol
// Port number within the container.
ContainerPort *int32
// Port number on the host.
HostPort *int32
}
// CheckpointData contains all types of data that can be stored in the checkpoint.
type Data struct {
PortMappings []*PortMapping `json:"port_mappings,omitempty"`
HostNetwork bool `json:"host_network,omitempty"`
}
// CheckpointData is a sample example structure to be used in test cases for checkpointing
type CheckpointData struct {
Version string
Name string
Data *Data
Checksum checksum.Checksum
}
func (cp *CheckpointData) MarshalCheckpoint() ([]byte, error) {
cp.Checksum = checksum.New(*cp.Data)
return json.Marshal(*cp)
}
func (cp *CheckpointData) UnmarshalCheckpoint(blob []byte) error {
return json.Unmarshal(blob, cp)
}
func (cp *CheckpointData) VerifyChecksum() error {
return cp.Checksum.Verify(*cp.Data)
}