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add additional documentation clarifying calling of function, purpose, and how to override it

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r0p0s3c 2017-02-14 16:40:40 -05:00
parent a2adb59d69
commit e8b568a0b9
1 changed files with 6 additions and 0 deletions
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6
bin/ovpn_run
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@ -35,6 +35,9 @@ function addArg {
fi
}
# set up iptables rules and routing
# this allows rules/routing to be altered by supplying this function
# in an included file, such as ovpn_env.sh
function setupIptablesAndRouting {
iptables -t nat -C POSTROUTING -s $OVPN_SERVER -o $OVPN_NATDEVICE -j MASQUERADE || {
iptables -t nat -A POSTROUTING -s $OVPN_SERVER -o $OVPN_NATDEVICE -j MASQUERADE
@ -65,6 +68,9 @@ fi
# Setup NAT forwarding if requested
if [ "$OVPN_DEFROUTE" != "0" ] || [ "$OVPN_NAT" == "1" ] ; then
# call function to setup iptables rules and routing
# this allows rules to be customized by supplying
# a replacement function in, for example, ovpn_env.sh
setupIptablesAndRouting
fi