Session is not cleaned up after failed payments

[zolia]

2020-06-22T11:45:50.479 INF session/pingpong/invoice_tracker.go:505  > did not get paid for invoice with hashlock 2e7cb1d593dbcdc7d4b07108a13fa5db3478122dc8c3a7da3d2442a1785b047a, invoice is critical. Aborting.
2020-06-22T11:45:50.479 ERR session/manager.go:186                   > Payment engine error error="did not get paid for critical invoice with hashlock 2e7cb1d593dbcdc7d4b07108a13fa5db3478122dc8c3a7da3d2442a1785b047a"
2020-06-22T11:45:50.480 DBG session/pingpong/invoice_tracker.go:621  > Stopping...
2020-06-22T11:45:50.480 INF services/wireguard/service/service_unix.go:179 > Cleaning up session 3d3b6223-9dc8-46b0-b7eb-4617de615a98
2020-06-22T11:45:50.481 INF services/wireguard/service/stats_publisher.go:62 > Stopped publishing statistics for session 3d3b6223-9dc8-46b0-b7eb-4617de615a98
2020-06-22T11:45:50.488 ??? vendor/github.com/rs/zerolog/log.go:403  > RTNETLINK answers: No such file or directory
2020-06-22T11:45:50.498 ??? vendor/github.com/rs/zerolog/log.go:403  > RTNETLINK answers: No such file or directory
2020-06-22T11:45:50.511 ??? vendor/github.com/rs/zerolog/log.go:403  > Cannot find device "ifb0"
2020-06-22T11:45:50.522 ??? vendor/github.com/rs/zerolog/log.go:403  > Cannot find device "ifb0"
2020-06-22T11:45:50.524 INF nat/service_iptables.go:75               > Deleting NAT/Firewall rules
2020-06-22T11:45:50.532 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D PREROUTING --source 10.182.0.2/24 --destination 10.182.0.1 --protocol udp --dport 53 --jump REDIRECT --to-ports 11253 --table nat" output:

2020-06-22T11:45:50.539 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D PREROUTING --source 10.182.0.2/24 --destination 10.182.0.1 --protocol tcp --dport 53 --jump REDIRECT --to-ports 11253 --table nat" output:

2020-06-22T11:45:50.546 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D FORWARD --source 10.182.0.2/24 --destination 10.0.0.0/8 --jump DROP" output:

2020-06-22T11:45:50.554 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D FORWARD --source 10.182.0.2/24 --destination 172.16.0.0/12 --jump DROP" output:

2020-06-22T11:45:50.561 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D FORWARD --source 10.182.0.2/24 --destination 192.168.0.0/16 --jump DROP" output:

2020-06-22T11:45:50.568 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D FORWARD --source 10.182.0.2/24 --destination 127.0.0.0/8 --jump DROP" output:

2020-06-22T11:45:50.575 DBG nat/service_iptables.go:169              > "/usr/sbin/iptables -D POSTROUTING --source 10.182.0.2/24 ! --destination 10.182.0.2/24 --jump SNAT --to 178.128.83.126 --table nat" output:

2020-06-22T11:45:50.576 INF nat/service_iptables.go:87               > Deleting NAT/Firewall rules... done
2020-06-22T11:45:50.621 DBG services/wireguard/endpoint/kernelspace/client.go:143 > "ip link del dev myst0" output:

2020-06-22T11:45:52.064 DBG session/pingpong/price_calculator.go:67  > Calculated price 2078444. Time component: 72657, data component: 2005787 
2020-06-22T11:45:54.065 DBG session/pingpong/price_calculator.go:67  > Calculated price 2116778. Time component: 72991, data component: 2043787 
2020-06-22T11:45:56.066 DBG session/pingpong/price_calculator.go:67  > Calculated price 2170029. Time component: 73324, data component: 2096705 
2020-06-22T11:45:58.067 DBG session/pingpong/price_calculator.go:67  > Calculated price 2218658. Time component: 73658, data component: 2145000 
2020-06-22T11:46:00.069 DBG session/pingpong/price_calculator.go:67  > Calculated price 2267172. Time component: 73992, data component: 2193180 
2020-06-22T11:46:00.289 DBG session/manager.go:278                   > Received p2p keepalive ping with SessionID=3d3b6223-9dc8-46b0-b7eb-4617de615a98