108 lines
3.0 KiB
Go
108 lines
3.0 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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/*
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Copyright 2016 The Kubernetes 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 remote
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import (
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"context"
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"fmt"
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"time"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
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)
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// maxMsgSize use 16MB as the default message size limit.
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// grpc library default is 4MB
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const maxMsgSize = 1024 * 1024 * 16
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// getContextWithTimeout returns a context with timeout.
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func getContextWithTimeout(timeout time.Duration) (context.Context, context.CancelFunc) {
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return context.WithTimeout(context.Background(), timeout)
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}
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// getContextWithCancel returns a context with cancel.
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func getContextWithCancel() (context.Context, context.CancelFunc) {
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return context.WithCancel(context.Background())
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}
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// verifySandboxStatus verified whether all required fields are set in PodSandboxStatus.
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func verifySandboxStatus(status *runtimeapi.PodSandboxStatus) error {
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if status.Id == "" {
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return fmt.Errorf("id is not set")
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}
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if status.Metadata == nil {
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return fmt.Errorf("metadata is not set")
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}
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metadata := status.Metadata
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if metadata.Name == "" || metadata.Namespace == "" || metadata.Uid == "" {
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return fmt.Errorf("name, namespace or uid is not in metadata %q", metadata)
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}
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if status.CreatedAt == 0 {
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return fmt.Errorf("CreatedAt is not set")
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}
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return nil
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}
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// verifyContainerStatus verified whether all required fields are set in ContainerStatus.
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func verifyContainerStatus(status *runtimeapi.ContainerStatus) error {
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if status.Id == "" {
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return fmt.Errorf("id is not set")
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}
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if status.Metadata == nil {
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return fmt.Errorf("metadata is not set")
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}
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metadata := status.Metadata
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if metadata.Name == "" {
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return fmt.Errorf("name is not in metadata %q", metadata)
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}
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if status.CreatedAt == 0 {
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return fmt.Errorf("CreatedAt is not set")
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}
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if status.Image == nil || status.Image.Image == "" {
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return fmt.Errorf("image is not set")
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}
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if status.ImageRef == "" {
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return fmt.Errorf("ImageRef is not set")
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}
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return nil
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}
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