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Merge pull request #106892 from ncdc/improve-path-recorder-duplicate-registration-info

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Improve pathrecorder duplicate registration info
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Kubernetes Prow Robot 2021-12-09 08:06:28 -08:00 committed by GitHub
commit bfeabe894f
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1 changed files with 3 additions and 2 deletions
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staging/src/k8s.io/apiserver/pkg/server/mux/pathrecorder.go
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@ -103,10 +103,11 @@ func (m *PathRecorderMux) ListedPaths() []string {
} }
func (m *PathRecorderMux) trackCallers(path string) { func (m *PathRecorderMux) trackCallers(path string) {
stack := string(debug.Stack())
if existingStack, ok := m.pathStacks[path]; ok { if existingStack, ok := m.pathStacks[path]; ok {
utilruntime.HandleError(fmt.Errorf("registered %q from %v", path, existingStack)) utilruntime.HandleError(fmt.Errorf("duplicate path registration of %q: original registration from %v\n\nnew registration from %v", path, existingStack, stack))
} }
m.pathStacks[path] = string(debug.Stack()) m.pathStacks[path] = stack
} }
// refreshMuxLocked creates a new mux and must be called while locked. Otherwise the view of handlers may // refreshMuxLocked creates a new mux and must be called while locked. Otherwise the view of handlers may