kvm-ifup-custom

#!/bin/bash
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# kvm-ifup-custom:
# Script invoked when an interface goes up (KVM version)

source /etc/default/snf-network
source /usr/lib/snf-network/common.sh

log "Configure $INTERFACE of $INSTANCE"
get_info

try clear_routed_setup_ipv4
try clear_routed_setup_ipv6
try clear_routed_setup_firewall
try clear_bridged_setup_firewall
try clear_ebtables
try clear_nfdhcpd
try clear_save

init_save

if [ "$MODE" = "routed" ]; then
  ip link set $INTERFACE addr $TAP_CONSTANT_MAC up
elif [ "$MODE" = "bridged" ]; then
  ip link set $INTERFACE up
  brctl addif $BRIDGE $INTERFACE
  try bridged_setup_firewall
fi

for tag in $NETWORK_TAGS; do
  case $tag in
  $IP_LESS_ROUTED_TAG)
    try routed_setup_ipv4
    try routed_setup_ipv6
    try routed_setup_firewall
    try send_garp
  ;;
  $NFDHCPD_TAG)
    try setup_nfdhcpd
  ;;
  $MAC_FILTERED_TAG)
    try init_ebtables
    try setup_ebtables
  ;;
  $MASQ_TAG)
    try setup_masq
  ;;
  esac
done

if [ -x "$IFUP_EXTRA_SCRIPT" ]; then
  exec $IFUP_EXTRA_SCRIPT "$@"
fi

exit 0