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authorBrent Baude <bbaude@redhat.com>2020-05-26 16:12:38 -0500
committerBrent Baude <bbaude@redhat.com>2020-05-27 12:16:39 -0500
commit8438fa4fec01142ad9f6943f6e0c429c64d951b7 (patch)
tree476706a57d94e383728e12486e3933c52baf8147 /pkg/api/handlers
parent89b4683cc4666f789ebc3d21453ef65e37775642 (diff)
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Add streaming ability to endpoint
Signed-off-by: Brent Baude <bbaude@redhat.com>
Diffstat (limited to 'pkg/api/handlers')
-rw-r--r--pkg/api/handlers/compat/events.go12
1 files changed, 9 insertions, 3 deletions
diff --git a/pkg/api/handlers/compat/events.go b/pkg/api/handlers/compat/events.go
index 7ebfb0d1e..577ddd0a1 100644
--- a/pkg/api/handlers/compat/events.go
+++ b/pkg/api/handlers/compat/events.go
@@ -26,7 +26,10 @@ func GetEvents(w http.ResponseWriter, r *http.Request) {
Since string `schema:"since"`
Until string `schema:"until"`
Filters map[string][]string `schema:"filters"`
- }{}
+ Stream bool `schema:"stream"`
+ }{
+ Stream: true,
+ }
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, "Failed to parse parameters", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
}
@@ -41,9 +44,10 @@ func GetEvents(w http.ResponseWriter, r *http.Request) {
if len(query.Since) > 0 || len(query.Until) > 0 {
fromStart = true
}
+
eventChannel := make(chan *events.Event)
go func() {
- readOpts := events.ReadOptions{FromStart: fromStart, Stream: true, Filters: libpodFilters, EventChannel: eventChannel, Since: query.Since, Until: query.Until}
+ readOpts := events.ReadOptions{FromStart: fromStart, Stream: query.Stream, Filters: libpodFilters, EventChannel: eventChannel, Since: query.Since, Until: query.Until}
eventsError = runtime.Events(readOpts)
}()
if eventsError != nil {
@@ -55,7 +59,9 @@ func GetEvents(w http.ResponseWriter, r *http.Request) {
// If client disappears we need to stop listening for events
go func(done <-chan struct{}) {
<-done
- close(eventChannel)
+ if _, ok := <-eventChannel; ok {
+ close(eventChannel)
+ }
}(r.Context().Done())
// Headers need to be written out before turning Writer() over to json encoder