| Summary: | Can't delete route from table if IP is endpoint in tun: "delete host ${IP}: gateway tun0 fib 0: gateway uses the same route" | ||
|---|---|---|---|
| Product: | Base System | Reporter: | Vladimir Druzenko <vvd> |
| Component: | kern | Assignee: | Gleb Smirnoff <glebius> |
| Status: | New --- | ||
| Severity: | Affects Some People | ||
| Priority: | --- | ||
| Version: | 14.1-RELEASE | ||
| Hardware: | Any | ||
| OS: | Any | ||
| Bug Depends on: | |||
| Bug Blocks: | 279817 | ||
Testing script: ifconfig tun0 create ifconfig tun0 10.10.10.10 20.20.20.20 route -n delete -host 20.20.20.20 -interface tun0 3rd line work on 13, but fails on 14 with error: delete host 20.20.20.20: gateway tun0 fib 0: gateway uses the same route Background: there is port security/openfortivpn - "Openfortivpn is a client for PPP+SSL VPN tunnel services". It create tun0: tun0: flags=1008051<UP,POINTOPOINT,RUNNING,MULTICAST,LOWER_UP> metric 0 mtu 1500 options=80000<LINKSTATE> inet 10.10.10.10 --> 20.20.20.20 netmask 0xffffffff groups: tun nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> Opened by PID 14208 Before connect route table have lines: default 10.0.0.1 UGS em0 10.0.0.0/16 link#1 U em0 127.0.0.1 link#2 UH lo0 Just after create tun0 added this line: 20.20.20.20 link#3 UHS tun0 Then it try to remove this line and add another (log from run openfortivpn -v): DEBUG: /sbin/route -n delete -host 20.20.20.20 -interface tun0 delete host 20.20.20.20: gateway tun0 fib 0: gateway uses the same route DEBUG: ip route show to 20.20.20.20/255.255.255.255 dev !tun0 DEBUG: netstat_path: /usr/bin/netstat DEBUG: Setting route to vpn server... DEBUG: ip route show to 20.20.20.20/255.255.255.255 via 10.0.0.1 dev em0 DEBUG: /sbin/route -n add -host 20.20.20.20 10.0.0.1 add host 20.20.20.20: gateway 10.0.0.1 fib 0: route already in table INFO: Tunnel is up and running. VPN doesn't work - timeout send packets: DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: ppp ---> gateway (1502 bytes) DEBUG: Error reading from SSL connection (Operation timed out). DEBUG: Error writing to SSL connection (Connection closed). INFO: Cancelling threads... INFO: Cleanup, joining threads... DEBUG: ppp ---> gateway (54 bytes) DEBUG: Disconnecting INFO: Setting tun0 interface down. INFO: Restoring routes... DEBUG: /sbin/route -n delete -host 20.20.20.20 10.0.0.1 delete host 20.20.20.20: gateway 10.0.0.1 fib 0: not in table DEBUG: Waiting for ppp to exit... DEBUG: waitpid: ppp exit status code 0 DEBUG: ppp: Successful exit. INFO: Terminated ppp. INFO: Closed connection to gateway. Same part of the log from 13: DEBUG: /sbin/route -n delete -host 20.20.20.20 -interface tun0 delete host 20.20.20.20: gateway tun0 DEBUG: ip route show to 20.20.20.20/255.255.255.255 dev !tun0 DEBUG: netstat_path: /usr/bin/netstat DEBUG: Setting route to vpn server... DEBUG: ip route show to 20.20.20.20/255.255.255.255 via 10.0.0.1 dev em0 DEBUG: /sbin/route -n add -host 20.20.20.20 10.0.0.1 add host 20.20.20.20: gateway 10.0.0.1 INFO: Tunnel is up and running. DEBUG: ppp ---> gateway (6 bytes) DEBUG: gateway ---> ppp (14 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: gateway ---> ppp (14 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: gateway ---> ppp (14 bytes) DEBUG: ppp ---> gateway (6 bytes) DEBUG: gateway ---> ppp (14 bytes) DEBUG: ppp ---> gateway (30 bytes) DEBUG: gateway ---> ppp (30 bytes) DEBUG: ppp ---> gateway (30 bytes) DEBUG: gateway ---> ppp (30 bytes) Route table after connect have lines: default 10.0.0.1 UGS em0 10.0.0.0/16 link#1 U em0 127.0.0.1 link#2 UH lo0 20.20.20.20 10.0.0.1 UGHS em0 And VPN work fine on 13.