Duplicate dialog create NATS event

[anjmao]

Reading user report logs I see that there is duplicate dialog-create NATS message

2020-02-01T00:28:48.009 DBG communication/nats/receiver.go:112       > Request "0xd44ab795334471bb7775e5ac19e53d88e36599b6.openvpn.dialog-create" received: {"payload":{"peer_id":"0x26ccd5530fb06e7cb0e406b2053259b9cc6f310f","version":"v1"},"signature":"paseX/bnKKSsevu3sEoKTbu6rPMgcMd/VYYzTQokpMkc0RhFJPyf0YuwtVysn0Sj/EWfh/MbXkR9tWhp2k8pRgA="}
2020-02-01T00:28:48.009 DBG communication/nats/receiver.go:112       > Request "0xd44ab795334471bb7775e5ac19e53d88e36599b6.openvpn.dialog-create" received: {"payload":{"peer_id":"0x26ccd5530fb06e7cb0e406b2053259b9cc6f310f","version":"v1"},"signature":"paseX/bnKKSsevu3sEoKTbu6rPMgcMd/VYYzTQokpMkc0RhFJPyf0YuwtVysn0Sj/EWfh/MbXkR9tWhp2k8pRgA="}

@Waldz Do you know if this is normal? Looks like a bug in consumer side.

[soffokl]

This could be a reason of failed connection from consumer. It generats a lot of events at the same moment.

2020-02-10T10:20:38.219 DBG communication/nats/receiver.go:119       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" received: {"payload":{"peer_id":"0x454cbe2b5bde371b7a403f0ada1438ab6546c955","version":"v1"},"signature":"itRox2yp5V7nfYx37gLWqAF3LP6h5QQlHYckvQmNljp6LrOnpzM8LsIUAM4vU2LNVNZQ5v1z4vV9eZVKr8FMCQA="}
2020-02-10T10:20:38.219 DBG communication/nats/receiver.go:119       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" received: {"payload":{"peer_id":"0x454cbe2b5bde371b7a403f0ada1438ab6546c955","version":"v1"},"signature":"itRox2yp5V7nfYx37gLWqAF3LP6h5QQlHYckvQmNljp6LrOnpzM8LsIUAM4vU2LNVNZQ5v1z4vV9eZVKr8FMCQA="}
2020-02-10T10:20:38.221 DBG communication/nats/receiver.go:119       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" received: {"payload":{"peer_id":"0x454cbe2b5bde371b7a403f0ada1438ab6546c955","version":"v1"},"signature":"itRox2yp5V7nfYx37gLWqAF3LP6h5QQlHYckvQmNljp6LrOnpzM8LsIUAM4vU2LNVNZQ5v1z4vV9eZVKr8FMCQA="}
2020-02-10T10:20:38.220 DBG communication/nats/receiver.go:119       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" received: {"payload":{"peer_id":"0x454cbe2b5bde371b7a403f0ada1438ab6546c955","version":"v1"},"signature":"itRox2yp5V7nfYx37gLWqAF3LP6h5QQlHYckvQmNljp6LrOnpzM8LsIUAM4vU2LNVNZQ5v1z4vV9eZVKr8FMCQA="}
2020-02-10T10:20:38.227 DBG communication/nats/receiver.go:159       > Request "d110efda-6775-46db-aabf-c8ef707d07e4.session-create" topic has been subscribed to
2020-02-10T10:20:38.227 DBG communication/nats/receiver.go:159       > Request "937f8ae1-b00c-4068-b8d2-86168cccdd53.session-create" topic has been subscribed to
2020-02-10T10:20:38.228 DBG communication/nats/receiver.go:159       > Request "d110efda-6775-46db-aabf-c8ef707d07e4.session-destroy" topic has been subscribed to
2020-02-10T10:20:38.228 INF communication/nats/dialog/dialog_waiter.go:118 > Accepted dialog from: "0x454cbe2b5bde371b7a403f0ada1438ab6546c955"
2020-02-10T10:20:38.228 DBG communication/nats/receiver.go:159       > Request "937f8ae1-b00c-4068-b8d2-86168cccdd53.session-destroy" topic has been subscribed to
2020-02-10T10:20:38.230 INF communication/nats/dialog/dialog_waiter.go:118 > Accepted dialog from: "0x454cbe2b5bde371b7a403f0ada1438ab6546c955"
2020-02-10T10:20:38.231 DBG communication/nats/receiver.go:142       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" response: {"payload":{"reason":200,"reasonMessage":"OK","topic":"d110efda-6775-46db-aabf-c8ef707d07e4"},"signature":"dwGlOReY4BS2uTMZBbQPY/ia9rRvSYGYGx+ZuvvA2coMdFzeY8E3R1ocQpFeqlnR6jAfXAiyoLQdMTWgQ0aeEAE="}
2020-02-10T10:20:38.234 DBG communication/nats/receiver.go:159       > Request "9f8891f1-3645-4337-aac4-dfb86555d3b1.session-create" topic has been subscribed to
2020-02-10T10:20:38.233 DBG communication/nats/receiver.go:142       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" response: {"payload":{"reason":200,"reasonMessage":"OK","topic":"937f8ae1-b00c-4068-b8d2-86168cccdd53"},"signature":"XPFpaC7TkYfLg31xIByWbwnUk0Fmvj7leZEAKxg0mb5qdn5EJ2rKT2dEfw5WIT984Uz4zRgd/OZGqUaDm2xUCQA="}
2020-02-10T10:20:38.235 DBG communication/nats/receiver.go:159       > Request "9f8891f1-3645-4337-aac4-dfb86555d3b1.session-destroy" topic has been subscribed to
2020-02-10T10:20:38.236 DBG communication/nats/receiver.go:159       > Request "4a9ce422-0b43-4748-ba4a-6ded0b405c35.session-create" topic has been subscribed to
2020-02-10T10:20:38.236 INF communication/nats/dialog/dialog_waiter.go:118 > Accepted dialog from: "0x454cbe2b5bde371b7a403f0ada1438ab6546c955"
2020-02-10T10:20:38.237 DBG communication/nats/receiver.go:159       > Request "4a9ce422-0b43-4748-ba4a-6ded0b405c35.session-destroy" topic has been subscribed to
2020-02-10T10:20:38.238 INF communication/nats/dialog/dialog_waiter.go:118 > Accepted dialog from: "0x454cbe2b5bde371b7a403f0ada1438ab6546c955"
2020-02-10T10:20:38.241 DBG communication/nats/receiver.go:142       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" response: {"payload":{"reason":200,"reasonMessage":"OK","topic":"4a9ce422-0b43-4748-ba4a-6ded0b405c35"},"signature":"DzAxxAiPbQ1SgDZS2LFbERGhrqgYbTBP1iWIWVsOMDdPT26tYcnHxsbsD5NoRfMwwuFJbKfM6Ln8emBB5BT8+QA="}
2020-02-10T10:20:38.241 DBG communication/nats/receiver.go:142       > Request "0x50096db4d913bad63cc7264097f9f1960f669c10.openvpn.dialog-create" response: {"payload":{"reason":200,"reasonMessage":"OK","topic":"9f8891f1-3645-4337-aac4-dfb86555d3b1"},"signature":"Kz06NYtSZldkH/J8amh9p7XgvNSOpq0OznzbfrhDNZZDGv1CgbeMo9p0y4emoZKQgNPshS576MjHc+UzZGXBqAA="}
2020-02-10T10:20:38.300 DBG communication/nats/receiver.go:119       > Request "d110efda-6775-46db-aabf-c8ef707d07e4.session-create" received: {"payload":{"proposal_id":1,"config":{"Ip":"82.196.7.213"},"consumer_info":{"issuerID":{"address":"0x454cbe2b5bde371b7a403f0ada1438ab6546c955"},"accountantID":{"address":"0x0214281cf15c1a66b51990e2e65e1f7b7c363318"},"paymentVersion":"v3"}},"signature":"ReTqQy+psTBe/JigiMtQxgbKPRaUyvMQOjoML1D+cnRYiFxhfNbza7Arz/wMLbjPCBV5XCFSHOU2l0LaLStaCAA="}
2020-02-10T10:20:38.306 INF nat/event/tracker.go:63                  > Getting last NAT event event={"error":{},"stage":"hole_punching","successful":false}
2020-02-10T10:20:38.308 INF core/port/pool.go:67                     > Supplying port 47433
2020-02-10T10:20:38.310 INF core/port/pool.go:67                     > Supplying port 49985
2020-02-10T10:20:38.312 INF session/manager.go:157                   > Using new payments