Unverified Commit 9cc5c086 authored by Kroese's avatar Kroese Committed by GitHub
Browse files

feat: Support Kubernetes interfaces (#512)

parent 384c2ed4

src/network.sh

+9 −5
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ set -Eeuo pipefail 
: "${VM_NET_TAP:="qemu"}"

: "${VM_NET_MAC:="$MAC"}"

: "${VM_NET_HOST:="QEMU"}"

: "${VM_NET_IP:="20.20.20.21"}"



: "${DNSMASQ_OPTS:=""}"

: "${DNSMASQ:="/usr/sbin/dnsmasq"}"
@@ -154,15 +155,13 @@ configureNAT() { 


  # Create a bridge with a static IP for the VM guest



  VM_NET_IP='20.20.20.21'



  { ip link add dev dockerbridge type bridge ; rc=$?; } || :



  if (( rc != 0 )); then

    error "Failed to create bridge. $ADD_ERR --cap-add NET_ADMIN" && exit 23

  fi



  ip address add ${VM_NET_IP%.*}.1/24 broadcast ${VM_NET_IP%.*}.255 dev dockerbridge

  ip address add "${VM_NET_IP%.*}.1/24" broadcast "${VM_NET_IP%.*}.255" dev dockerbridge



  while ! ip link set dockerbridge up; do

    info "Waiting for IP address to become available..."
@@ -264,8 +263,13 @@ checkOS() { 
getInfo() {



  if [ -z "$VM_NET_DEV" ]; then

    # Give Kubernetes priority over the default interface

    [ -d "/sys/class/net/net0" ] && VM_NET_DEV="net0"

    [ -d "/sys/class/net/net1" ] && VM_NET_DEV="net1"

    [ -d "/sys/class/net/net2" ] && VM_NET_DEV="net2"

    [ -d "/sys/class/net/net3" ] && VM_NET_DEV="net3"

    # Automaticly detect the default network interface

    VM_NET_DEV=$(awk '$2 == 00000000 { print $1 }' /proc/net/route)

    [ -z "$VM_NET_DEV" ] && VM_NET_DEV=$(awk '$2 == 00000000 { print $1 }' /proc/net/route)

    [ -z "$VM_NET_DEV" ] && VM_NET_DEV="eth0"

  fi
@@ -296,7 +300,7 @@ getInfo() { 
    error "Invalid MAC address: '$VM_NET_MAC', should be 12 or 17 digits long!" && exit 28

  fi



  GATEWAY=$(ip r | grep default | awk '{print $3}')

  GATEWAY=$(ip route list dev "$VM_NET_DEV" | awk ' /^default/ {print $3}')

  IP=$(ip address show dev "$VM_NET_DEV" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)



  return 0