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event_source_server.go
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/
event_source_server.go
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package eventsource
import (
"context"
"encoding/json"
"io"
esv1 "github.com/argoproj/argo-events/pkg/apis/eventsource/v1alpha1"
corev1 "k8s.io/api/core/v1"
apierr "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
eventsourcepkg "github.com/argoproj/argo-workflows/v3/pkg/apiclient/eventsource"
"github.com/argoproj/argo-workflows/v3/server/auth"
"github.com/argoproj/argo-workflows/v3/util/logs"
)
type eventSourceServer struct{}
func (e *eventSourceServer) CreateEventSource(ctx context.Context, in *eventsourcepkg.CreateEventSourceRequest) (*esv1.EventSource, error) {
client := auth.GetEventSourceClient(ctx)
es, err := client.ArgoprojV1alpha1().EventSources(in.Namespace).Create(ctx, in.EventSource, metav1.CreateOptions{})
if err != nil {
return nil, err
}
return es, nil
}
func (e *eventSourceServer) GetEventSource(ctx context.Context, in *eventsourcepkg.GetEventSourceRequest) (*esv1.EventSource, error) {
client := auth.GetEventSourceClient(ctx)
es, err := client.ArgoprojV1alpha1().EventSources(in.Namespace).Get(ctx, in.Name, metav1.GetOptions{})
if err != nil {
return nil, err
}
return es, nil
}
func (e *eventSourceServer) DeleteEventSource(ctx context.Context, in *eventsourcepkg.DeleteEventSourceRequest) (*eventsourcepkg.EventSourceDeletedResponse, error) {
client := auth.GetEventSourceClient(ctx)
err := client.ArgoprojV1alpha1().EventSources(in.Namespace).Delete(ctx, in.Name, metav1.DeleteOptions{})
if err != nil {
return nil, err
}
return &eventsourcepkg.EventSourceDeletedResponse{}, nil
}
func (e *eventSourceServer) UpdateEventSource(ctx context.Context, in *eventsourcepkg.UpdateEventSourceRequest) (*esv1.EventSource, error) {
client := auth.GetEventSourceClient(ctx)
es, err := client.ArgoprojV1alpha1().EventSources(in.Namespace).Update(ctx, in.EventSource, metav1.UpdateOptions{})
if err != nil {
return nil, err
}
return es, nil
}
func (e *eventSourceServer) ListEventSources(ctx context.Context, in *eventsourcepkg.ListEventSourcesRequest) (*esv1.EventSourceList, error) {
client := auth.GetEventSourceClient(ctx)
list, err := client.ArgoprojV1alpha1().EventSources(in.Namespace).List(ctx, metav1.ListOptions{})
if err != nil {
return nil, err
}
return list, nil
}
func (e *eventSourceServer) EventSourcesLogs(in *eventsourcepkg.EventSourcesLogsRequest, svr eventsourcepkg.EventSourceService_EventSourcesLogsServer) error {
labelSelector := "eventsource-name"
if in.Name != "" {
labelSelector += "=" + in.Name
}
return logs.LogPods(
svr.Context(),
in.Namespace,
labelSelector,
in.Grep,
in.PodLogOptions,
func(pod *corev1.Pod, data []byte) error {
now := metav1.Now()
e := &eventsourcepkg.LogEntry{
Namespace: pod.Namespace,
EventSourceName: pod.Labels["eventsource-name"],
Level: "info",
Time: &now,
Msg: string(data),
}
_ = json.Unmarshal(data, e)
if in.EventSourceType != "" && in.EventSourceType != e.EventSourceType {
return nil
}
if in.EventName != "" && in.EventName != e.EventName {
return nil
}
return svr.Send(e)
},
)
}
func (e *eventSourceServer) WatchEventSources(in *eventsourcepkg.ListEventSourcesRequest, srv eventsourcepkg.EventSourceService_WatchEventSourcesServer) error {
ctx := srv.Context()
listOptions := metav1.ListOptions{}
if in.ListOptions != nil {
listOptions = *in.ListOptions
}
eventSourceInterface := auth.GetEventSourceClient(ctx).ArgoprojV1alpha1().EventSources(in.Namespace)
watcher, err := eventSourceInterface.Watch(ctx, listOptions)
if err != nil {
return err
}
for {
select {
case <-ctx.Done():
return nil
case event, open := <-watcher.ResultChan():
if !open {
return io.EOF
}
es, ok := event.Object.(*esv1.EventSource)
if !ok {
return apierr.FromObject(event.Object)
}
err := srv.Send(&eventsourcepkg.EventSourceWatchEvent{Type: string(event.Type), Object: es})
if err != nil {
return err
}
}
}
}
func NewEventSourceServer() eventsourcepkg.EventSourceServiceServer {
return &eventSourceServer{}
}