Commit 8b51c380 authored by Kroese's avatar Kroese Committed by GitHub
Browse files

Display IP errors

parent 0dabc9b5

run/network.sh

+18 −15
Original line number Diff line number Diff line
@@ -26,12 +26,13 @@ configureDHCP() { 
  IP=$(ip address show dev "${VM_NET_DEV}" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)



  [[ "${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

    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

  fi



    echo -n "INFO: Could not create macvlan, skipping..."



  else



    ip address add "${IP}" dev "${VM_NET_VLAN}"

    ip link set dev "${VM_NET_VLAN}" up
@@ -42,10 +43,12 @@ configureDHCP() { 
    ip route add "${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 "${VM_NET_MAC}" type macvtap mode bridge 2> /dev/null ; rc=$?; } || :

  fi



  { ip link add link "${VM_NET_DEV}" name "${VM_NET_TAP}" address "${VM_NET_MAC}" type macvtap mode bridge ; rc=$?; } || :



  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

  fi
@@ -97,10 +100,10 @@ configureNAT () { 


  #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

    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

  fi
@@ -127,7 +130,7 @@ configureNAT () { 


  #Check port forwarding flag

  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

      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