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Init system detection

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JulR 2015-12-12 22:04:05 +01:00
parent b943ff314d
commit 2cd35e883e
1 changed files with 20 additions and 12 deletions
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30
openvpn-install.sh
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@ -1,11 +1,13 @@
#!/bin/sh #!/bin/sh
# OpenVPN road warrior installer for Debian, Ubuntu and CentOS # OpenVPN road warrior installer for Debian, Ubuntu and CentOS
# This script will work on Debian, Ubuntu, CentOS and probably other distros # This script is implemented as POSIX-compliant.
# of the same families, although no support is offered for them. It isn't # It should work on sh, dash, bash, ksh, zsh on Debian, Ubuntu, CentOS
# bulletproof but it will probably work if you simply want to setup a VPN on # and probably other distros of the same families,
# your Debian/Ubuntu/CentOS box. It has been designed to be as unobtrusive and # although no support is offered for them. It isn't bulletproof but
# universal as possible. # it will probably work if you simply want to setup a VPN on
# your Debian/Ubuntu/CentOS box. It has been designed to be
# as unobtrusive and universal as possible.
if [ "$(id -u)" != "0" ] if [ "$(id -u)" != "0" ]
@ -41,6 +43,16 @@ else
exit 4 exit 4
fi fi
# Detect the init system
# Return the PID of systemd if running
pidof /sbin/init && INITSYS=sysvinit
# Return the PID of systemd if running
pidof systemd && INITSYS=systemd
if [ "$INITSYS" = "" ]
then echo "Your init system isn't supported"
exit 5
fi
newclient() { newclient() {
# Generates the custom client.ovpn # Generates the custom client.ovpn
cp /etc/openvpn/client-common.txt ~/$1.ovpn cp /etc/openvpn/client-common.txt ~/$1.ovpn
@ -113,10 +125,8 @@ then
./easyrsa --batch revoke $CLIENT ./easyrsa --batch revoke $CLIENT
./easyrsa gen-crl ./easyrsa gen-crl
# And restart # And restart
if pgrep systemd-journal if [ $INITSYS = systemd ]
then systemctl restart openvpn@server.service then systemctl restart openvpn@server.service
elif [ $OS = debian ]
then /etc/init.d/openvpn restart
else else
service openvpn restart service openvpn restart
fi fi
@ -307,12 +317,10 @@ crl-verify /etc/openvpn/easy-rsa/pki/crl.pem" >> /etc/openvpn/server.conf
sed -i "1 a\iptables -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" $RCLOCAL sed -i "1 a\iptables -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" $RCLOCAL
fi fi
# And finally, restart OpenVPN # And finally, restart OpenVPN
if pgrep systemd-journal if [ $INITSYS = systemd ]
then # Little hack to check for systemd then # Little hack to check for systemd
systemctl restart openvpn@server.service systemctl restart openvpn@server.service
systemctl enable openvpn@server.service systemctl enable openvpn@server.service
elif [ $OS = debian ]
then /etc/init.d/openvpn restart
else else
service openvpn restart service openvpn restart
chkconfig openvpn on chkconfig openvpn on