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https://github.com/vmware-tanzu/velero.git
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9102f53131
Mitigate the issue mentioned in #4782 When there's a bug or misconfiguration that causes nil pointer there will be more stack trace information to help us debug. Signed-off-by: Daniel Jiang <jiangd@vmware.com>
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
/*
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Copyright 2019 the Velero contributors.
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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 framework
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import (
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"runtime/debug"
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"github.com/pkg/errors"
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"google.golang.org/grpc/codes"
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)
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// handlePanic is a panic handler for the server half of velero plugins.
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func handlePanic(p interface{}) error {
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if p == nil {
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return nil
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}
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// If p is an error with a stack trace, we want to retain
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// it to preserve the stack trace. Otherwise, create a new
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// error here.
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var err error
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if panicErr, ok := p.(error); !ok {
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err = errors.Errorf("plugin panicked: %v", p)
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} else {
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if _, ok := panicErr.(stackTracer); ok {
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err = panicErr
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} else {
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errWithStacktrace := errors.Errorf("%v, stack trace: %s", panicErr, debug.Stack())
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err = errors.Wrap(errWithStacktrace, "plugin panicked")
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}
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}
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return newGRPCErrorWithCode(err, codes.Aborted)
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}
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