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fix: Port forwarding (#517)

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Kroese 2023-12-28 21:30:28 +01:00 committed by GitHub
parent f28b9903f3
commit e6193b1020
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1 changed files with 8 additions and 8 deletions
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16
src/network.sh
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@ -104,6 +104,14 @@ configureNAT() {
error "TUN device missing. $ADD_ERR --cap-add NET_ADMIN" && exit 25
fi
# Check port forwarding flag
if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
{ sysctl -w net.ipv4.ip_forward=1 ; rc=$?; } || :
if (( rc != 0 )); then
error "IP forwarding is disabled. $ADD_ERR --sysctl net.ipv4.ip_forward=1" && exit 24
fi
fi
# Create a bridge with a static IP for the VM guest
VM_NET_IP='20.20.20.21'
@ -148,14 +156,6 @@ configureNAT() {
{ set +x; } 2>/dev/null
[[ "$DEBUG" == [Yy1]* ]] && echo
# Check port forwarding flag
if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
{ sysctl -w net.ipv4.ip_forward=1 ; rc=$?; } || :
if (( rc != 0 )); then
error "IP forwarding is disabled. $ADD_ERR --sysctl net.ipv4.ip_forward=1" && exit 24
fi
fi
NET_OPTS="-netdev tap,ifname=$VM_NET_TAP,script=no,downscript=no,id=hostnet0"
{ exec 40>>/dev/vhost-net; rc=$?; } 2>/dev/null || :