This repository has been archived by the owner on Mar 28, 2020. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 740
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
debug: log operator actions to hostPath volume
- Loading branch information
Showing
6 changed files
with
147 additions
and
7 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
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 +1,97 @@ | ||
| // Copyright 2017 The etcd-operator 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 debug | ||
|
|
||
| import ( | ||
| "os" | ||
| "path" | ||
|
|
||
| "github.com/coreos/etcd-operator/pkg/util/k8sutil" | ||
|
|
||
| "github.com/Sirupsen/logrus" | ||
| "k8s.io/client-go/pkg/api/v1" | ||
| ) | ||
|
|
||
| var ( | ||
| // This flag should be set to enable debug logging | ||
| DebugFilePath string | ||
| ) | ||
|
|
||
| type DebugLogger struct { | ||
| // regular log to stdout | ||
| logger *logrus.Entry | ||
| // log to file for debugging self hosted clusters | ||
| fileLogger *logrus.Logger | ||
| } | ||
|
|
||
| func New(clusterName string) *DebugLogger { | ||
| if len(DebugFilePath) == 0 { | ||
| return nil | ||
| } | ||
|
|
||
| logger := logrus.WithField("pkg", "debug") | ||
| err := os.MkdirAll(path.Dir(DebugFilePath), 0755) | ||
| if err != nil { | ||
| logger.Errorf("Could not create debug log directory (%v), debug logging will not be performed: %v", path.Dir(DebugFilePath), err) | ||
| return nil | ||
| } | ||
|
|
||
| logFile, err := os.OpenFile(DebugFilePath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666) | ||
| if err != nil { | ||
| logger.Errorf("failed to open debug log file(%v): %v", DebugFilePath, err) | ||
| return nil | ||
| } | ||
|
|
||
| l := logrus.New() | ||
| l.Out = logFile | ||
| l.Infof("Starting debug logs for self-hosted etcd cluster: %v", clusterName) | ||
| return &DebugLogger{ | ||
| logger: logrus.WithField("pkg", "debug"), | ||
| fileLogger: l, | ||
| } | ||
| } | ||
|
|
||
| func (dl *DebugLogger) LogPodCreation(pod *v1.Pod, podCreationErr error) { | ||
| if podCreationErr != nil { | ||
| // TODO: Decide which failed actions of the etcd-operator should be logged if at all. | ||
| return | ||
| } | ||
|
|
||
| podSpec, err := k8sutil.PodSpecToPrettyJSON(pod) | ||
| if err != nil { | ||
| dl.fileLogger.Infof("failed to get readable spec for pod(%v): %v ", pod.Name, err) | ||
| } | ||
| dl.fileLogger.Infof("created pod (%s) with spec: %s\n", pod.Name, podSpec) | ||
| } | ||
|
|
||
| func (dl *DebugLogger) LogPodDeletion(podName string, podDeletionErr error) { | ||
| if podDeletionErr != nil { | ||
| if !k8sutil.IsKubernetesResourceNotFoundError(podDeletionErr) { | ||
| // TODO: Decide which failed actions of the etcd-operator should be logged if at all. | ||
| return | ||
| } | ||
| dl.fileLogger.Infof("pod (%s) not found while trying to delete: %v ", podName, podDeletionErr) | ||
| return | ||
| } | ||
| dl.fileLogger.Infof("deleted pod (%s)", podName) | ||
| } | ||
|
|
||
| func (dl *DebugLogger) LogClusterSpecUpdate(oldSpec, newSpec string) { | ||
| dl.fileLogger.Infof("spec update: \nOld:\n%v \nNew:\n%v\n", oldSpec, newSpec) | ||
| } | ||
|
|
||
| func (dl *DebugLogger) LogMessage(msg string) { | ||
| dl.fileLogger.Infof(msg) | ||
| } |
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