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Cannot start openvpn

Posted: Tue Apr 19, 2016 4:35 pm
by dklaintea
OS : Centos 7.2.1511

i am new to linux ( especially Centos )

im follow the tutorial below on this site : https://www.howtoforge.com/tutorial/how ... -centos-7/

its include :
Enable the epel-repository in CentOS.
Install openvpn, easy-rsa and iptables.
Configure easy-rsa.
Configure openvpn.
Disable firewalld and SELinux.
Configure iptables for openVPN.
Start openVPN Server.
Setting up the OpenVPN client application.

but i cant start OpenVPN

when i running the command " systemctl status openvpn@server.service "

i receive message below :

openvpn@server.service - OpenVPN Robust And Highly Flexible Tunneling Application On server
Loaded: loaded (/usr/lib/systemd/system/openvpn@.service; disabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Tue 2016-04-19 23:17:14 WIB; 4min 5s ago
Process: 4660 ExecStart=/usr/sbin/openvpn --daemon --writepid /var/run/openvpn/%i.pid --cd /etc/openvpn/ --config %i.conf (code=exited, status=1/FAILURE)

Apr 19 23:17:14 centos-aiman systemd[1]: Starting OpenVPN Robust And Highly Flexible Tunneling Application On server...
Apr 19 23:17:14 centos-aiman systemd[1]: openvpn@server.service: control process exited, code=exited status=1
Apr 19 23:17:14 centos-aiman systemd[1]: Failed to start OpenVPN Robust And Highly Flexible Tunneling Application On server.
Apr 19 23:17:14 centos-aiman systemd[1]: Unit openvpn@server.service entered failed state.
Apr 19 23:17:14 centos-aiman systemd[1]: openvpn@server.service failed.

and the server.conf was :

port 1337

proto udp

dev tun

ca /etc/openvpn/keys/ca.crt

cert /etc/openvpn/keys/server.crt

key /etc/openvpn/keys/server.key

dh /etc/openvpn/keys/dh1024.pem

server 192.168.200.0 255.255.255.0

push "redirect-gateway def1"

push "dhcp-option DNS 8.8.8.8"
push "dhcp-option DNS 8.8.4.4"

duplicate-cn

keepalive 20 60
comp-lzo
persist-key
persist-tun
daemon

log-append /var/log/myvpn/openvpn.log

verb 3


Any help Appreciated

Re: Cannot start openvpn

Posted: Tue Apr 19, 2016 5:13 pm
by Traffic
Start openvpn like so:

Code: Select all

$ sudo openvpn --config /path/to/server.conf
and watch for errors in the terminal .. also check your log @ /var/log/myvpn/openvpn.log

Re: Cannot start openvpn

Posted: Wed Apr 20, 2016 9:50 am
by dklaintea
Traffic wrote:Start openvpn like so:

Code: Select all

$ sudo openvpn --config /path/to/server.conf
and watch for errors in the terminal .. also check your log @ /var/log/myvpn/openvpn.log
did

sudo openvpn --config /path/to/server.conf

but nothing appear

and here is what's on openvpn.log

Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.

Re: Cannot start openvpn

Posted: Mon Aug 08, 2016 3:18 pm
by dddango
dklaintea wrote: Options error: --dh fails with '/etc/openvpn/keys/dh1024.pem': No such file or directory
Options error: --ca fails with '/etc/openvpn/keys/ca.crt': No such file or directory
Options error: --cert fails with '/etc/openvpn/keys/server.crt': No such file or directory
Options error: --key fails with '/etc/openvpn/keys/server.key': No such file or directory
Options error: Please correct these errors.
Use --help for more information.
Hi!

Just recheck file locations for .pem .crt and .key files.
Files are probably in wrong folder.

Re: Cannot start openvpn

Posted: Wed Oct 26, 2016 2:59 pm
by thedelorean89
I am having a similar to OP.

My error is as follows:

[oconf=]
[root@Centreon-Central openvpn]# sudo openvpn --config /etc/openvpn/server.conf

Options error: Unrecognized option or missing parameter($) in /etC/openvpn/server.conf:305: □kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd (2.3.12)

Use --help for more information.

[root@Centreon-Central openvpn]#

[/oconf]

Image

Any thoughts?

Re: Cannot start openvpn

Posted: Wed Oct 26, 2016 3:19 pm
by TinCanTech
thedelorean89 wrote:Options error: Unrecognized option or missing parameter($) in /etC/openvpn/server.conf:305: □kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd (2.3.12)
Did you read the error message ?
  • File: /etC/openvpn/server.conf
  • Line: 305
  • Option: □kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd□kd
Gremlins !

Re: Cannot start openvpn

Posted: Wed Oct 26, 2016 3:57 pm
by thedelorean89
lol ... I checked the file. When I was editing it in vi apparently I added some text to the end of the file. I corrected those, and then the service failed again. Same error as above.

I had trouble with the easy-rsa part as it is not a part of the openvpn RPM anymore.

Where should the certs be located?

Re: Cannot start openvpn

Posted: Wed Oct 26, 2016 9:37 pm
by TinCanTech