nfvbenchvm/dib/elements/nfvbenchvm/static/etc/rc.d/rc.local.generator

   1 #!/bin/bash
   2
   3 touch /var/lock/subsys/local
   4
   5 # Waiting for cloud-init to generate $NFVBENCH_CONF, retry 60 seconds
   6 NFVBENCH_CONF=/etc/nfvbenchvm.conf
   7 OPENRC=/etc/nfvbench/openrc
   8 retry=30
   9 until [ $retry -eq 0 ]; do
  10     if [ -f $NFVBENCH_CONF ]; then break; fi
  11     retry=$[$retry-1]
  12     sleep 2
  13 done
  14 if [ ! -f $NFVBENCH_CONF ]; then
  15     exit 0
  16 fi
  17
  18 # Parse and obtain all configurations
  19 echo "Generating configurations for NFVbench and TRex..."
  20 eval $(cat $NFVBENCH_CONF)
  21 touch /nfvbench_configured.flag
  22
  23 if [ -f $OPENRC ]; then
  24     source $OPENRC
  25 fi
  26
  27 # Add DNS entry
  28 if [ $DNS_SERVERS ]; then
  29     IFS="," read -a dns <<< $DNS_SERVERS
  30     for d in "${dns[@]}"; do
  31         echo "nameserver $d" >> /etc/resolv.conf
  32     done
  33 fi
  34
  35 # CPU isolation optimizations
  36 echo 1 > /sys/bus/workqueue/devices/writeback/cpumask
  37 echo 1 > /sys/devices/virtual/workqueue/cpumask
  38 echo 1 > /proc/irq/default_smp_affinity
  39 for irq in `ls /proc/irq/`; do
  40     if [ -f /proc/irq/$irq/smp_affinity ]; then
  41         echo 1 > /proc/irq/$irq/smp_affinity
  42     fi
  43 done
  44
  45 NET_PATH=/sys/class/net
  46
  47 get_eth_port() {
  48     # device mapping for CentOS Linux 7:
  49     # lspci:
  50     #   00.03.0 Ethernet controller: Red Hat, Inc. Virtio network device
  51     #   00.04.0 Ethernet controller: Red Hat, Inc. Virtio network device
  52     # /sys/class/net:
  53     # /sys/class/net/eth0 -> ../../devices/pci0000:00/0000:00:03.0/virtio0/net/eth0
  54     # /sys/class/net/eth1 -> ../../devices/pci0000:00/0000:00:04.0/virtio1/net/eth1
  55
  56     mac=$1
  57     for f in $(ls $NET_PATH/); do
  58         if grep -q "$mac" $NET_PATH/$f/address; then
  59             eth_port=$(readlink $NET_PATH/$f | cut -d "/" -f8)
  60             # some virtual interfaces match on MAC and do not have a PCI address
  61             if [ "$eth_port" -a "$eth_port" != "N/A" ]; then
  62                 # Found matching interface
  63                 logger "NFVBENCHVM: found interface $f ($eth_port) matching $mac"
  64                 break
  65             else
  66                 eth_port=""
  67             fi
  68         fi;
  69     done
  70     if [ -z "$eth_port" ]; then
  71         echo "ERROR: Cannot find eth port for MAC $mac" >&2
  72         logger "NFVBENCHVM ERROR: Cannot find eth port for MAC $mac"
  73         return 1
  74     fi
  75     echo $eth_port
  76     return 0
  77 }
  78
  79 # Set VM MANAGEMENT port up and running
  80 if [ $INTF_MGMT_CIDR ] && [ $INTF_MGMT_IP_GW ]; then
  81     if [ $INTF_MAC_MGMT ]; then
  82         ETH_PORT=$(get_eth_port $INTF_MAC_MGMT)
  83     elif [ -f $OPENRC ] && [ "$PORT_MGMT_NAME" ]; then
  84         $INTF_MAC_MGMT=$(openstack port list | grep $PORT_MGMT_NAME | grep -o -Ei '([a-fA-F0-9:]{17}|[a-fA-F0-9]{12}$)' | head -1)
  85         ETH_PORT=$(get_eth_port $INTF_MAC_MGMT)
  86     else
  87         ETH_PORT=""
  88     fi
  89     if [ -z "$ETH_PORT" ]; then
  90         echo "ERROR: Cannot find eth port for management port" >&2
  91         logger "NFVBENCHVM ERROR: Cannot find eth port for management port"
  92         return 1
  93     fi
  94     ip addr add $INTF_MGMT_CIDR dev $ETH_PORT
  95     ip link set $ETH_PORT up
  96     ip route add default via $INTF_MGMT_IP_GW dev $ETH_PORT
  97 else
  98     echo "INFO: VM management IP Addresses missing in $NFVBENCH_CONF"
  99 fi
 100
 101 /nfvbench/configure-nfvbench.sh
 102
 103 if [ $ACTION ]; then
 104     /nfvbench/start-nfvbench.sh $ACTION
 105 else
 106     /nfvbench/start-nfvbench.sh
 107 fi
 108
 109 exit 0