func doTestWatch(t *testing.T, sm subnet.Manager) {
ctx, cancel := context.WithCancel(context.Background())
wg := sync.WaitGroup{}
wg.Add(1)
defer func() {
cancel()
wg.Wait()
}()
events := make(chan []subnet.Event)
go func() {
subnet.WatchLeases(ctx, sm, "_", nil, events)
wg.Done()
}()
// skip over the initial snapshot
<-events
attrs := &subnet.LeaseAttrs{
PublicIP: mustParseIP4("1.1.1.2"),
}
l, err := sm.AcquireLease(ctx, "_", attrs)
if err != nil {
t.Errorf("AcquireLease failed: %v", err)
return
}
if !mustParseIP4Net(expectedNetwork).Contains(l.Subnet.IP) {
t.Errorf("AcquireLease returned subnet not in network: %v (in %v)", l.Subnet, expectedNetwork)
}
evtBatch := <-events
if len(evtBatch) != 1 {
t.Fatalf("WatchSubnets produced wrong sized event batch")
}
evt := evtBatch[0]
if evt.Type != subnet.SubnetAdded {
t.Fatalf("WatchSubnets produced wrong event type")
}
if evt.Lease.Key() != l.Key() {
t.Errorf("WatchSubnet produced wrong subnet: expected %s, got %s", l.Key(), evt.Lease.Key())
}
}
// POST /{network}/leases
func handleAcquireLease(ctx context.Context, sm subnet.Manager, w http.ResponseWriter, r *http.Request) {
network := mux.Vars(r)["network"]
if network == "_" {
network = ""
}
attrs := subnet.LeaseAttrs{}
if err := json.NewDecoder(r.Body).Decode(&attrs); err != nil {
w.WriteHeader(http.StatusBadRequest)
fmt.Fprint(w, "JSON decoding error: ", err)
return
}
lease, err := sm.AcquireLease(ctx, network, &attrs)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprint(w, err)
return
}
jsonResponse(w, http.StatusOK, lease)
}