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Display IP errors

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Kroese 2023-05-07 13:31:57 +02:00 committed by GitHub
parent 0dabc9b5fa
commit 8b51c380ae
1 changed files with 20 additions and 17 deletions
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37
run/network.sh
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@ -26,26 +26,29 @@ configureDHCP() {
IP=$(ip address show dev "${VM_NET_DEV}" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/) IP=$(ip address show dev "${VM_NET_DEV}" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)
[[ "${DEBUG}" == [Yy1]* ]] && set -x [[ "${DEBUG}" == [Yy1]* ]] && set -x
{ ip link add link "${VM_NET_DEV}" "${VM_NET_VLAN}" type macvlan mode bridge 2> /dev/null ; rc=$?; } || : { ip link add link "${VM_NET_DEV}" "${VM_NET_VLAN}" type macvlan mode bridge ; rc=$?; } || :
if (( rc != 0 )); then if (( rc != 0 )); then
echo -n "ERROR: Capability NET_ADMIN has not been set ($rc/1). Please add the "
echo "following docker setting to your container: --cap-add NET_ADMIN" && exit 15 echo -n "INFO: Could not create macvlan, skipping..."
else
ip address add "${IP}" dev "${VM_NET_VLAN}"
ip link set dev "${VM_NET_VLAN}" up
ip route flush dev "${VM_NET_DEV}"
ip route flush dev "${VM_NET_VLAN}"
ip route add "${NETWORK}" dev "${VM_NET_VLAN}" metric 0
ip route add default via "${GATEWAY}"
fi fi
ip address add "${IP}" dev "${VM_NET_VLAN}" { ip link add link "${VM_NET_DEV}" name "${VM_NET_TAP}" address "${VM_NET_MAC}" type macvtap mode bridge ; rc=$?; } || :
ip link set dev "${VM_NET_VLAN}" up
ip route flush dev "${VM_NET_DEV}"
ip route flush dev "${VM_NET_VLAN}"
ip route add "${NETWORK}" dev "${VM_NET_VLAN}" metric 0
ip route add default via "${GATEWAY}"
{ ip link add link "${VM_NET_DEV}" name "${VM_NET_TAP}" address "${VM_NET_MAC}" type macvtap mode bridge 2> /dev/null ; rc=$?; } || :
if (( rc != 0 )); then if (( rc != 0 )); then
echo -n "ERROR: Capability NET_ADMIN has not been set ($rc/2). Please add the " echo -n "ERROR: Capability NET_ADMIN has not been set most likely. Please add the "
echo "following docker setting to your container: --cap-add NET_ADMIN" && exit 16 echo "following docker setting to your container: --cap-add NET_ADMIN" && exit 16
fi fi
@ -97,10 +100,10 @@ configureNAT () {
#Create bridge with static IP for the VM guest #Create bridge with static IP for the VM guest
{ ip link add dev dockerbridge type bridge 2> /dev/null ; rc=$?; } || : { ip link add dev dockerbridge type bridge ; rc=$?; } || :
if (( rc != 0 )); then if (( rc != 0 )); then
echo -n "ERROR: Capability NET_ADMIN has not been set ($rc/3). Please add the " echo -n "ERROR: Capability NET_ADMIN has not been set most likely. Please add the "
echo "following docker setting to your container: --cap-add NET_ADMIN" && exit 23 echo "following docker setting to your container: --cap-add NET_ADMIN" && exit 23
fi fi
@ -127,7 +130,7 @@ configureNAT () {
#Check port forwarding flag #Check port forwarding flag
if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
{ sysctl -w net.ipv4.ip_forward=1 2> /dev/null ; rc=$?; } || : { sysctl -w net.ipv4.ip_forward=1 ; rc=$?; } || :
if (( rc != 0 )); then if (( rc != 0 )); then
echo -n "ERROR: IP forwarding is disabled ($rc). Please add the following " echo -n "ERROR: IP forwarding is disabled ($rc). Please add the following "
echo "docker setting to your container: --sysctl net.ipv4.ip_forward=1" && exit 24 echo "docker setting to your container: --sysctl net.ipv4.ip_forward=1" && exit 24