ryu rest router

[root@kunpeng82 devuser]#  curl -X POST -d ‘{"address": "172.16.10.1/24"}‘ http://localhost:8080/router/0000000000000001/2
{"result": "failure", "details": "Router SW is not connected. : switch_id=0000000000000001"}
[root@kunpeng82 devuser]# 

[root@kunpeng82 devuser]# curl http://localhost:8080/router/0000000000000001
curl: (7) Failed connect to localhost:8080; Connection refused
[root@kunpeng82 devuser]# ryu-manager ryu.app.rest_router
loading app ryu.app.rest_router
loading app ryu.controller.ofp_handler
instantiating app None of DPSet
creating context dpset
creating context wsgi
instantiating app ryu.app.rest_router of RestRouterAPI
instantiating app ryu.controller.ofp_handler of OFPHandler
(26654) wsgi starting up on http://0.0.0.0:8080
(26654) accepted (‘127.0.0.1‘, 45350)
127.0.0.1 - - [11/Jul/2020 14:54:39] "POST /router/0000000000000001/2 HTTP/1.1" 404 215 0.004427
(26654) accepted (‘127.0.0.1‘, 45354)
127.0.0.1 - - [11/Jul/2020 14:56:21] "POST /router/0000000000000001/2 HTTP/1.1" 404 215 0.000506