Synnefo » snf-network

#!/bin/bash

DEFAULT=/etc/default/snf-network

source $DEFAULT

source $CONF

source $INFRA

HOSTNAME=$(hostname)

INTERFACES=$STATE_DIR/interfaces

HOSTINFRA=$STATE_DIR/infra

if [ ! -a $HOSTFILE ]; then 

  echo "A host infra file must exist" 

  echo "Run snf-network-build-host-infra"

  exit 1

fi

source $HOSTINFRA

DONOTIFUP=false

check_iface(){

  if [ -n "$1" -a -e /proc/sys/net/ipv4/conf/$1 ]; then 

    echo Interface $1 already exist! Please check

    export DONOTIFUP=true

  fi

}

check_iface "$PUBLIC_BRIDGE"

check_iface "$PUBLIC_IFACE.$PUBLIC_VLAN_ID"

check_iface "$PUBLIC_IFACE.$PRIVATE_VLAN_ID"

check_iface "$BRIDGE_PREFIX$PRIVATE_VLAN_ID"

if [ -n "$PRIVATE_VLAN_ID_OFFSET" ]; then

  for id in `seq $PRIVATE_VLAN_ID_MIN 1 $PRIVATE_VLAN_ID_MAX`; do

    check_iface $BRIDGE_PREFIX$((PRIVATE_VLAN_ID_OFFSET+id))

    check_iface $PUBLIC_IFACE.$((PRIVATE_VLAN_ID_OFFSET+id))

  done

fi

if [ -n "$PUBLIC_BRIDGE" -a -n "$PUBLIC_IFACE" ]; then

  cat > $INTERFACES<<EOF

auto $PUBLIC_BRIDGE

iface $PUBLIC_BRIDGE inet manual

  bridge_ports $PUBLIC_IFACE

  bridge_stp off

  bridge_fd 2

  post-up ip link set $PUBLIC_BRIDGE address $PUBLIC_MAC 

EOF

else

  if [ -n "$PUBLIC_VLAN" ]; then

    cat > $INTERFACES<<EOF

auto $PUBLIC_VLAN

iface $PUBLIC_VLAN inet manual

EOF

  fi

  if [ -n "$PRIVATE_VLAN" -a -n "$PRIVATE_BRIDGE" ]; then

    cat >> $INTERFACES<<EOF

auto $PRIVATE_VLAN

iface $PRIVATE_VLAN inet manual

auto $PRIVATE_BRIDGE

iface $PRIVATE_BRIDGE inet manual

  bridge_ports $PRIVATE_VLAN

  bridge_stp off

  bridge_fd 2

  post-up ip link set $PRIVATE_BRIDGE address $PUBLIC_MAC 

EOF

  fi

  if [ -n "$PRIVATE_VLAN_ID_OFFSET" ]; then

     HELPER="$PRIVATE_VLAN_ID_MIN $PRIVATE_VLAN_ID_MAX $PRIVATE_VLAN_ID_OFFSET"

     cat >> $INTERFACES<<EOF

auto prv

iface prv inet manual

    up   prv-net-helper up   $PUBLIC_IFACE $HELPER $BRIDGE_PREFIX

    down prv-net-helper down $PUBLIC_IFACE $HELPER $BRIDGE_PREFIX

EOF

  fi

fi

if $DONOTIFUP; then

  echo Check interfaces:

  cat $INTERFACES

  exit 1

fi

echo 1 > /proc/sys/net/ipv4/conf/all/forwarding

echo 1 > /proc/sys/net/ipv6/conf/all/forwarding

echo 1 > /proc/sys/net/ipv4/ip_forward

ifup -i $INTERFACES -a