diff --git a/.chloggen/fix_panic_event_filter.yaml b/.chloggen/fix_panic_event_filter.yaml new file mode 100644 index 0000000000000..97e32d2e0b9f9 --- /dev/null +++ b/.chloggen/fix_panic_event_filter.yaml @@ -0,0 +1,27 @@ +# Use this changelog template to create an entry for release notes. + +# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix' +change_type: "bug_fix" + +# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver) +component: "receiver/k8seventsreceiver" + +# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`). +note: "Prevent potential panic in the events receiver by safely checking that informer objects are *corev1.Event before handling them." + +# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists. +issues: [43014] + +# (Optional) One or more lines of additional information to render under the primary note. +# These lines will be padded with 2 spaces and then inserted directly into the document. +# Use pipe (|) for multiline entries. +subtext: + +# If your change doesn't affect end users or the exported elements of any package, +# you should instead start your pull request title with [chore] or use the "Skip Changelog" label. +# Optional: The change log or logs in which this entry should be included. +# e.g. '[user]' or '[user, api]' +# Include 'user' if the change is relevant to end users. +# Include 'api' if there is a change to a library API. +# Default: '[user]' +change_logs: [user] diff --git a/receiver/k8seventsreceiver/receiver.go b/receiver/k8seventsreceiver/receiver.go index eb2a86c6917a5..265a43e7ac5dd 100644 --- a/receiver/k8seventsreceiver/receiver.go +++ b/receiver/k8seventsreceiver/receiver.go @@ -150,12 +150,14 @@ func (kr *k8seventsReceiver) startWatch(ns string, client k8s.Interface) { kr.stopperChanList = append(kr.stopperChanList, stopperChan) kr.startWatchingNamespace(client, cache.ResourceEventHandlerFuncs{ AddFunc: func(obj any) { - ev := obj.(*corev1.Event) - kr.handleEvent(ev) + if ev, ok := obj.(*corev1.Event); ok { + kr.handleEvent(ev) + } }, UpdateFunc: func(_, obj any) { - ev := obj.(*corev1.Event) - kr.handleEvent(ev) + if ev, ok := obj.(*corev1.Event); ok { + kr.handleEvent(ev) + } }, }, ns, stopperChan) }