check if peer id exists

diff --git a/tracker/peer.go b/tracker/peer.go
index 44d61e82882845dc92017c6ce71ef2559ed876ec..6f13c569c2b664de487f5a1250ccb781cbf74ab7 100644 (file)
--- a/tracker/peer.go
+++ b/tracker/peer.go
@@ -15,7 +15,9 @@ type Peer struct {
 // Set from the non-compact form in BEP 3.
 func (p *Peer) fromDictInterface(d map[string]interface{}) {
        p.IP = net.ParseIP(d["ip"].(string))
-       p.ID = []byte(d["peer id"].(string))
+       if _, ok := d["peer id"]; ok {
+               p.ID = []byte(d["peer id"].(string))
+       }
        p.Port = int(d["port"].(int64))
 }