func NewManager(sources []source_api.Source, sinkManager sinks.ExternalSinkManager, res, bufferDuration time.Duration, useModel bool, modelRes time.Duration, align bool) (Manager, error) {
// TimeStore constructor passed to the cluster implementation.
tsConstructor := func() store.TimeStore {
// TODO(afein): determine default analogy of cache duration to Timestore durations.
return store.NewGCStore(store.NewCMAStore(), 5*bufferDuration)
}
var newCluster model.Cluster = nil
if useModel {
newCluster = model.NewCluster(tsConstructor, modelRes)
}
firstSync := time.Now()
if align {
firstSync = firstSync.Truncate(res).Add(res)
}
return &realManager{
sources: sources,
sinkManager: sinkManager,
cache: cache.NewCache(bufferDuration),
model: newCluster,
lastSync: firstSync,
resolution: res,
align: align,
decoder: sink_api.NewDecoder(),
}, nil
}
func NewCache(bufferDuration, gcDuration time.Duration) Cache {
rc := &realCache{
pods: make(map[string]*podElement),
nodes: make(map[string]*nodeElement),
events: store.NewGCStore(store.NewTimeStore(), bufferDuration),
eventUIDs: make(map[string]struct{}),
bufferDuration: bufferDuration,
}
go util.Until(rc.runGC, gcDuration, util.NeverStop)
return rc
}
// TestNewInfoType tests both flows of the InfoType constructor.
func TestNewInfoType(t *testing.T) {
var (
metrics = make(map[string]*store.TimeStore)
labels = make(map[string]string)
)
new_store := store.NewGCStore(store.NewTimeStore(), time.Hour)
metrics["test"] = &new_store
labels["name"] = "test"
assert := assert.New(t)
// Invocation with no parameters
new_infotype := newInfoType(nil, nil)
assert.Empty(new_infotype.Metrics)
assert.Empty(new_infotype.Labels)
// Invocation with both parameters
new_infotype = newInfoType(metrics, labels)
assert.Equal(new_infotype.Metrics, metrics)
assert.Equal(new_infotype.Labels, labels)
}
// newTimeStore returns a new GCStore.
// Meant to be passed to newRealCluster.
func newTimeStore() store.TimeStore {
return store.NewGCStore(store.NewTimeStore(), time.Hour)
}
func (rc *realCache) newContainerElement() *containerElement {
return &containerElement{
metrics: store.NewGCStore(store.NewTimeStore(), rc.bufferDuration),
}
}