tripleo-heat-templates/extraconfig/pre_network/contrail/compute_pre_network.yaml

heat_template_version: pike

# NOTE: You don't need to pass the parameter explicitly from the
# parent template, it can be specified via the parameter_defaults
# in the resource_registry instead, if you want to override the default
# and/or share values with other templates in the tree.
parameters:
  ContrailRepo:
    type: string
    default: ''
  ContrailVrouterPhysicalInterface:
    default: 'eth0'
    description: vRouter physical interface
    type: string
  ContrailVlanParentInterface:
    default: ''
    description: Parent interface of vlan interface
    type: string
  ContrailBondInterface:
    default: ''
    description: Bond interface name
    type: string
  ContrailBondInterfaceMembers:
    default: ''
    description: Bond interface members
    type: string
  ContrailBondMode:
    default: '4'
    description: Bond Mode
    type: string
  ContrailBondPolicy:
    default: '1'
    description: Bond Policy
    type: string
  RoleParameters:
    type: json
    description: Parameters specific to the role
    default: {}
  ServiceNames:
    type: comma_delimited_list
    default: []
  server:
    type: string

description: >
  This template installs the Contrail kernel module  packages in order
  to bring vhost0 interface up. Vhost0 interface must be up before
  os-net-config takes over.  

resources:

  ContrailVrouterModuleDeployment:
    type: OS::Heat::SoftwareDeployment
    properties:
      name: ContrailVrouterModuleDeployment
      server:  {get_param: server}
      config: {get_resource: ContrailVrouterModuleConfig}
      input_values:
        phy_int: {get_param: ContrailVrouterPhysicalInterface}
        bond_int: {get_param: ContrailBondInterface}
        bond_int_members: {get_param: ContrailBondInterfaceMembers}
        vlan_parent: {get_param: ContrailVlanParentInterface}
        contrail_repo: {get_param: ContrailRepo}
        bond_mode: {get_param: ContrailBondMode}
        bond_policy: {get_param: ContrailBondPolicy}
      actions: ['CREATE'] # Only do this on CREATE

  ContrailVrouterModuleConfig:
    type: OS::Heat::SoftwareConfig
    properties:
      group: script
      inputs:
      - name: phy_int
      - name: bond_int
      - name: bond_int_members
      - name: vlan_parent
      - name: contrail_repo
      - name: bond_mode
      - name: bond_policy
      config: |
        #!/bin/bash
        phy_int=$phy_int
        bond_int=$bond_int
        bond_int_members=$bond_int_members
        bond_mode=$bond_mode
        bond_policy=$bond_policy
        vlan_parent=$vlan_parent
        contrail_repo=$contrail_repo
        if [[ ${contrail_repo} ]]; then
          yum install -y contrail-vrouter-utils
        fi
        function pkt_setup () {
            for f in /sys/class/net/$1/queues/rx-*
            do
                q="$(echo $f | cut -d '-' -f2)"
                r=$(($q%32))
                s=$(($q/32))
                ((mask=1<<$r))
                str=(`printf "%x" $mask`)
                if [ $s -gt 0 ]; then
                    for ((i=0; i < $s; i++))
                    do
                        str+=,00000000
                    done
                fi
                echo $str > $f/rps_cpus
            done
            ifconfig $1 up
        }
        function insert_vrouter() {
            if [ -f /sys/class/net/pkt1/queues/rx-0/rps_cpus ]; then
                pkt_setup pkt1
            fi
            if [ -f /sys/class/net/pkt2/queues/rx-0/rps_cpus ]; then
                pkt_setup pkt2
            fi
            if [ -f /sys/class/net/pkt3/queues/rx-0/rps_cpus ]; then
                pkt_setup pkt3
            fi
            DEV_MAC=$(cat /sys/class/net/${phy_int}/address)
            vif --create vhost0 --mac $DEV_MAC
            vif --add ${phy_int} --mac $DEV_MAC --vrf 0 --vhost-phys --type physical
            vif --add vhost0 --mac $DEV_MAC --vrf 0 --type vhost --xconnect ${phy_int}
            ip link set vhost0 up
            return 0
        }
        if [[ ${bond_int} ]]; then
           bond_int_member_list=$(echo ${bond_int_members} | tr "," "\n")
           ip link add name ${bond_int} type bond
           echo ${bond_mode} > /sys/class/net/${bond_int}/bonding/mode
           echo ${bond_policy} > /sys/class/net/${bond_int}/bonding/xmit_hash_policy
           for member in ${bond_int_member_list}; do
               ip link set dev $member master ${bond_int}
           done
        fi
        if [[ ${vlan_parent} ]]; then
            vlanId=`echo ${phy_int} | awk -F"vlan" '{print $2}'`
            ip link add name ${phy_int} link ${vlan_parent} type vlan id ${vlanId}
        fi
        if [[ ${contrail_repo} ]]; then
          yumdownloader contrail-vrouter --destdir /tmp
          cd /tmp
          rpm2cpio /tmp/contrail-vrouter*.rpm | cpio -idmv
          cp `find /tmp/lib/modules -name vrouter.ko |tail -1` /tmp
          insmod /tmp/vrouter.ko
        else
          modprobe vrouter
        fi
        insert_vrouter
        if [[ `ifconfig ${phy_int} |grep "inet "` ]]; then
          def_gw=''
          if [[ `ip route show |grep default|grep ${phy_int}` ]]; then
            def_gw=`ip route show |grep default|grep ${phy_int}|awk '{print $3}'`
          fi
          ip=`ifconfig ${phy_int} |grep "inet "|awk '{print $2}'`
          mask=`ifconfig ${phy_int} |grep "inet "|awk '{print $4}'`
          ip address delete $ip/$mask dev ${phy_int}
          ip address add $ip/$mask dev vhost0
          if [[ $def_gw ]]; then
            ip route add default via $def_gw
          fi
        fi