cmd/api: generate an RSA key with requests

cmd/api/main.go

@@ -1,6 +1,8 @@
 package main
 
 import (
+	"crypto/rand"
+	"crypto/rsa"
 	"log"
 	"net/rpc"
 
@@ -13,9 +15,14 @@ func main() {
 		log.Fatal(err)
 	}
 
+	pKey, err := rsa.GenerateKey(rand.Reader, 1024)
+	if err != nil {
+		log.Fatal(err)
+	}
+
 	req := routerpc.AddHostRequest{
 		APIKey:  "hunter2",
-		PrivKey: nil,
+		PrivKey: pKey,
 	}
 	resp := &routerpc.AddHostResponse{}