Package: openvpn
Version: 2.0-1sarge3
Severity: wishlist

In most cases i use the Downgrade privileges to drop openvpn to user nobody.
this can cause problems, because when the push options are changed on the server the clients will terminate.

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Aug 11 03:11:34 localhost ovpn-client[18092]: Preserving previous TUN/TAP instance: tun0 Aug 11 03:11:34 localhost ovpn-client[18092]: NOTE: Pulled options changed on restart, will need to close and reopen TUN/TAP device. Aug 11 03:11:34 localhost ovpn-client[18092]: /sbin/route del -net 10.8.0.0 netmask 255.255.0.0 Aug 11 03:11:34 localhost ovpn-client[18092]: ERROR: Linux route delete command failed: shell command exited with error status: 7 Aug 11 03:11:34 localhost ovpn-client[18092]: /sbin/route del -net 10.10.0.0 netmask 255.255.0.0 Aug 11 03:11:34 localhost ovpn-client[18092]: ERROR: Linux route delete command failed: shell command exited with error status: 7
Aug 11 03:11:34 localhost ovpn-client[18092]: Closing TUN/TAP interface
Aug 11 03:11:35 localhost ovpn-client[18092]: Note: Cannot open TUN/TAP dev /dev/net/tun: Permission denied (errno=13) Aug 11 03:11:35 localhost ovpn-client[18092]: Note: Attempting fallback to kernel 2.2 TUN/TAP interface Aug 11 03:11:35 localhost ovpn-client[18092]: Cannot allocate TUN/TAP dev dynamically
Aug 11 03:11:35 localhost ovpn-client[18092]: Exiting
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/dev/net/tun is owned by root, so openvpn cant reopen the device.

btw, i havent restarted the server by myself, the connection broke because the dsl line disconnected, so this can happen often.

its not very serious, you can run openvpn as root, or create the user/group for this yourself, perhaps its even a security problem to give the user access to tun, i dont know that. In case its not a security problem, i would really recommend this to be default.

--
Mit freundlichen Grüßen / Best regards

Christian Michallek
IT Management und Integration

DATA CONSULT SYSTEMHAUS GMBH
Bahnhofstraße 26
36037 Fulda

Tel.: 0661- 9339-481
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