Revision 5b3472ad

b/common.sh
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function delete_neighbor_proxy {


  		





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  get_uplink $LINK "-6"


  		





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  get_eui64 $MAC $NETWORK_SUBNET6


  		





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  if [ -z "$EUI64" -z -o "$UPLINK" ]; then


  		





  
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  if [ -z "$EUI64" -z -o "$UPLINK6" ]; then


  		





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    return


  		





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  fi


  		





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  $SNF_NETWORK_LOG $0 "ip -6 neigh del proxy $EUI64 dev $UPLINK"


  		





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  ip -6 neigh del proxy $EUI64 dev $UPLINK


  		





  
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  $SNF_NETWORK_LOG $0 "ip -6 neigh del proxy $EUI64 dev $UPLINK6"


  		





  
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  ip -6 neigh del proxy $EUI64 dev $UPLINK6


  		





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}


  		





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  ......




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function send_garp {


  		





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  get_uplink $TABLE


  		





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  if [ -z "$IP" -o -z "$UPLINK" ]; then


  		





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    return


  		





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  fi


  		





  ......




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}


  		





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function routed_setup_ipv6 {


  		





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	# Add a routing entry for the eui-64


  		





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  get_uplink $TABLE "-6"


  		





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  get_eui64 $MAC $NETWORK_SUBNET6


  		





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  if [ -z "$EUI64" -o -z "$TABLE" -o -z "$INTERFACE" -o -z "$UPLINK" ]


  		





  
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  if [ -z "$EUI64" -o -z "$TABLE" -o -z "$INTERFACE" -o -z "$UPLINK6" ]


  		





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  then


  		





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    return


  		





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  fi


  		





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	# Add a routing entry for the eui-64


  		





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	ip -6 rule add dev $INTERFACE table $TABLE


  		





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	ip -6 ro replace $EUI64/128 dev $INTERFACE table $TABLE


  		





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	ip -6 neigh add proxy $EUI64 dev $UPLINK


  		





  
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	ip -6 neigh add proxy $EUI64 dev $UPLINK6


  		





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	# disable proxy NDP since we're handling this on userspace


  		





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	# this should be the default, but better safe than sorry


  		





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	echo 0 > /proc/sys/net/ipv6/conf/$INTERFACE/proxy_ndp


  		





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  # Send Unsolicited Neighbor Advertisement


  		





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  $SNF_NETWORK_LOG $0 "ndsend $EUI64 $UPLINK"


  		





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  ndsend $EUI64 $UPLINK


  		





  
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  $SNF_NETWORK_LOG $0 "ndsend $EUI64 $UPLINK6"


  		





  
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  ndsend $EUI64 $UPLINK6


  		





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}


  		





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  ......




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SUBNET=$NETWORK_SUBNET


  		





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GATEWAY6=$NETWORK_GATEWAY6


  		





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SUBNET6=$NETWORK_SUBNET6


  		





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EUI64=$($MAC2EUI64 $MAC $NETWORK_SUBNET6 2>/dev/null)


  		





  
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EUI64=$EUI64


  		





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EOF


  		





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}


  		





  ......




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function get_uplink {


  		





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  local table=$1


  		





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  local version=$2


  		





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  UPLINK=$(ip $version route list table $table | grep "default via" | awk '{print $5}')


  		





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  $SNF_NETWORK_LOG $0 "* uplink for table $table is $UPLINK"


  		





  
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  UPLINK=$(ip route list table $table | grep "default via" | awk '{print $5}')


  		





  
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  UPLINK6=$(ip -6 route list table $table | grep "default via" | awk '{print $5}')


  		





  
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  $SNF_NETWORK_LOG $0 "* Table $table: uplink -> $UPLINK, uplink6 -> $UPLINK6"


  		





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}


  		





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  ......




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    EUI64=


  		





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  else


  		





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    EUI64=$($MAC2EUI64 $mac $prefix)


  		





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    $SNF_NETWORK_LOG $0 "* eui64 for $mac inside $prefix is $EUI64"


  		





  
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    $SNF_NETWORK_LOG $0 "* $mac + $prefix -> $EUI64"


  		





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  fi


  		





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}


  		





  ......




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update_all () {


  		





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  local action=$1


  		





  
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  $SNF_NETWORK_LOG $0 "Update ($action) dns for $GANETI_INSTANCE_NAME $IP $EUI64"


  		





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  update_arecord $action


  		





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  update_aaaarecord $action


  		





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  update_ptrrecord $action


  		





  ......




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}


  		





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# Use environment variables to calculate desired info


  		





  
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# IP, MAC, LINK, TABLE, BRIDGE,


  		





  
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# NETWORK_SUBNET, NETWORK_GATEWAY, NETWORK_SUBNET6, NETWORK_GATEWAY6


  		





  
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function get_info {


  		





  
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  $SNF_NETWORK_LOG $0 "Getting info for $INTERFACE of $GANETI_INSTANCE_NAME"


  		





  
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  get_rev4_info $IP


  		





  
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  get_eui64 $MAC $NETWORK_SUBNET6


  		





  
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  get_rev6_info $EUI64


  		





  
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  get_uplink $TABLE


  		





  
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}


  		





  
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# Query nameserver for entries related to the specific instance


  		





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# An example output is the following:


  		





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# www.google.com has address 173.194.113.114


  		












  

    
      b/kvm-vif-bridge
    
  






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  # DROPDHCPREQCMD="runlocked $RUNLOCKED_OPTS ebtables -A $FROM -p ipv4 --ip-protocol udp --ip-destination-port 67 -j DROP"


  		





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fi


  		





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GANETI_INSTANCE_NAME=$INSTANCE


  		





  
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get_info


  		





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for tag in $NETWORK_TAGS; do


  		





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  case $tag in


  		












  

    
      b/snf-network-dnshook
    
  






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  eval LINK=\$$link


  		





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  eval NETWORK_SUBNET=\$$subnet


  		





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  eval NETWORK_SUBNET6=\$$subnet6


  		





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  eval TAGS=\$$tags


  		





  
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  eval NETWORK_TAGS=\$$tags


  		





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  for tag in $TAGS; do


  		





  
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  for tag in $NETWORK_TAGS; do


  		





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    case $tag in


  		





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    $DNS_TAG)


  		





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      get_rev4_info "$IP"


  		





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      get_eui64 "$MAC" "$NETWORK_SUBNET6"


  		





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      get_rev6_info "$EUI64"


  		





  
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      get_info


  		





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      $SNF_NETWORK_LOG dnshook "update dns for $GANETI_INSTANCE_NAME $IP $EUI64"


  		





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      update_dns


  		





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      b/snf-network-hook
    
  






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  eval MAC=\$$mac


  		





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  eval MODE=\$$mode


  		





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  eval LINK=\$$link


  		





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  eval NETWORK=\$$network


  		





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  eval SUBNET6=\$$subnet6


  		





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  eval TAGS=\$$tags


  		





  
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  eval NETWORK_SUBNET=\$$network


  		





  
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  eval NETWORK_SUBNET6=\$$subnet6


  		





  
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  eval NETWORK_TAGS=\$$tags


  		





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  for tag in $TAGS; do


  		





  
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  for tag in $NETWORK_TAGS; do


  		





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    case $tag in


  		





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    $IP_LESS_ROUTED_TAG)


  		





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      if [ "$GANETI_OLD_PRIMARY" == "$host.$domain" ]; then


  		





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        # This runs on the source node


  		





  
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        # We invoke get_info here in order not to log and calculate things


  		





  
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        # that are not needed eventually


  		





  
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        get_info


  		





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        delete_neighbor_proxy


  		





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      elif [ "$GANETI_NEW_PRIMARY" == "$host.$domain" ]; then


  		





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        $SNF_NETWORK_LOG $0 "Do nothing in new primary. All done by if-up script"


  		












  

    
      b/vif-custom
    
  






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  DROPDHCPREQCMD="runlocked $RUNLOCKED_OPTS ebtables -A $FROM -p ipv4 --ip-protocol udp --ip-destination-port 67 -j DROP"


  		





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fi


  		





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get_info


  		





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for tag in $NETWORK_TAGS; do


  		





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  case $tag in


  		












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