-
Notifications
You must be signed in to change notification settings - Fork 41
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
kie-kogito-serverless-operator-405: Add external built image integri…
…ty validation
- Loading branch information
1 parent
cd39bac
commit e38ec80
Showing
17 changed files
with
236 additions
and
19 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Binary file not shown.
Binary file not shown.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| // Copyright 2024 Apache Software Foundation (ASF) | ||
| // | ||
| // 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 validation | ||
|
|
||
| import ( | ||
| "archive/tar" | ||
| "context" | ||
| "fmt" | ||
| "io" | ||
|
|
||
| operatorapi "github.com/apache/incubator-kie-kogito-serverless-operator/api/v1alpha08" | ||
| "github.com/google/go-cmp/cmp" | ||
| "github.com/google/go-containerregistry/pkg/name" | ||
| v1 "github.com/google/go-containerregistry/pkg/v1" | ||
| "github.com/google/go-containerregistry/pkg/v1/remote" | ||
| "k8s.io/apimachinery/pkg/util/yaml" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
|
||
| type ImageValidator struct{} | ||
|
|
||
| var workflowName = "deployments/app/workflow.sw.json" | ||
|
|
||
| func (v ImageValidator) Validate(ctx context.Context, client client.Client, sonataflow *operatorapi.SonataFlow, req ctrl.Request) error { | ||
| if sonataflow.HasContainerSpecImage() { | ||
| err := client.Get(ctx, req.NamespacedName, sonataflow) | ||
| equals, err := validateImage(sonataflow, sonataflow.Spec.PodTemplate.Container.Image) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if !equals { | ||
| return fmt.Errorf("Workflow, defined in the image %s doesn't match deployment workflow", sonataflow.Spec.PodTemplate.Container.Image) | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func validateImage(sonataflow *operatorapi.SonataFlow, image string) (bool, error) { | ||
| imageRef, err := name.ParseReference(image) | ||
| if err != nil { | ||
| return false, err | ||
| } | ||
|
|
||
| ref, err := remote.Image(imageRef) | ||
| if err != nil { | ||
| return false, err | ||
| } | ||
|
|
||
| reader, err := readLayers(ref, workflowName) | ||
| if err != nil { | ||
| return false, err | ||
| } | ||
|
|
||
| workflowDockerImage, err := jsonFromDockerImage(reader) | ||
| if err != nil { | ||
| return false, err | ||
| } | ||
|
|
||
| return cmp.Equal(workflowDockerImage, sonataflow.Spec.Flow), nil | ||
| } | ||
|
|
||
| func readLayers(image v1.Image, workflow string) (*tar.Reader, error) { | ||
| layers, err := image.Layers() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| for i := len(layers) - 1; i >= 0; i-- { | ||
| if reader, err := readLayer(layers[i], workflow); err == nil && reader != nil { | ||
| return reader, nil | ||
| } else if err != nil { | ||
| return nil, err | ||
| } | ||
| } | ||
| return nil, fmt.Errorf("file not found %s in docker image", workflow) | ||
| } | ||
|
|
||
| func readLayer(layer v1.Layer, workflow string) (*tar.Reader, error) { | ||
| uncompressedLayer, err := layer.Uncompressed() | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to get uncompressed layer: %v", err) | ||
| } | ||
| defer uncompressedLayer.Close() | ||
|
|
||
| tarReader := tar.NewReader(uncompressedLayer) | ||
| for { | ||
| header, err := tarReader.Next() | ||
| if err != nil { | ||
| if err.Error() == "EOF" { | ||
| break | ||
| } | ||
| return nil, fmt.Errorf("error reading tar: %v", err) | ||
| } | ||
|
|
||
| if header.Typeflag == '0' && header.Name == workflow { | ||
| return tarReader, nil | ||
| } | ||
| } | ||
|
|
||
| return nil, nil | ||
| } | ||
|
|
||
| func jsonFromDockerImage(reader io.Reader) (operatorapi.Flow, error) { | ||
| data, err := io.ReadAll(reader) | ||
| workflow := &operatorapi.Flow{} | ||
| if err = yaml.Unmarshal(data, workflow); err != nil { | ||
| return *workflow, err | ||
| } | ||
| return *workflow, nil | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // Copyright 2024 Apache Software Foundation (ASF) | ||
| // | ||
| // 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 validation | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| operatorapi "github.com/apache/incubator-kie-kogito-serverless-operator/api/v1alpha08" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
|
||
| var validators = []Validator{ImageValidator{}} | ||
|
|
||
| type Validator interface { | ||
| Validate(ctx context.Context, client client.Client, sonataflow *operatorapi.SonataFlow, req ctrl.Request) error | ||
| } | ||
|
|
||
| // validate the SonataFlow object, right now it's only check if workflow is in deployment has image declared as that image | ||
| // is the same as the image in the SonataFlow object | ||
| func Validate(ctx context.Context, client client.Client, sonataflow *operatorapi.SonataFlow, req ctrl.Request) error { | ||
| for _, validator := range validators { | ||
| if err := validator.Validate(ctx, client, sonataflow, req); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| return nil | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.