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authorGiuseppe Scrivano <gscrivan@redhat.com>2019-11-06 17:14:44 +0100
committerGiuseppe Scrivano <gscrivan@redhat.com>2019-11-06 17:14:44 +0100
commit276d68c8f54ef1b268eb5a4f5d8c35822eb77f2b (patch)
tree5163a5c082774d8883a7e76ca9ca18dc64fc19f8 /libpod/events/journal_linux.go
parent381fa4df875af3d2acee34d4fc1a608b2218b551 (diff)
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events: make sure the write channel is always closed
in case of errors, the channel is not closed, blocking the reader indefinitely. Closes: https://bugzilla.redhat.com/show_bug.cgi?id=1767663 Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Diffstat (limited to 'libpod/events/journal_linux.go')
-rw-r--r--libpod/events/journal_linux.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/libpod/events/journal_linux.go b/libpod/events/journal_linux.go
index 470c76959..9e6fffc29 100644
--- a/libpod/events/journal_linux.go
+++ b/libpod/events/journal_linux.go
@@ -54,6 +54,7 @@ func (e EventJournalD) Write(ee Event) error {
// Read reads events from the journal and sends qualified events to the event channel
func (e EventJournalD) Read(options ReadOptions) error {
+ defer close(options.EventChannel)
eventOptions, err := generateEventOptions(options.Filters, options.Since, options.Until)
if err != nil {
return errors.Wrapf(err, "failed to generate event options")
@@ -87,7 +88,6 @@ func (e EventJournalD) Read(options ReadOptions) error {
if err != nil {
return err
}
- defer close(options.EventChannel)
for {
if _, err := j.Next(); err != nil {
return err