build/ovs-dpdk-preconfig.yaml

   1 ---
   2 heat_template_version: 2014-10-16
   3
   4 description: >
   5   Example extra config for post-deployment
   6
   7 parameters:
   8   server:
   9     type: string
  10   HostCpusList:
  11     description: >
  12       List of logical cores for OVS DPDK
  13     type: string
  14     default: ""
  15   NeutronDpdkSocketMemory:
  16     description: Memory allocated for each socket
  17     default: ""
  18     type: string
  19   NeutronDpdkCoreList:
  20     description: >
  21       A list or range of physical CPU cores to be pinned to PMD
  22       The given args will be appended to the tuned cpu-partitioning profile.
  23       Ex. HostCpusList: '4-12' will tune cores from 4-12
  24     type: string
  25     default: ""
  26
  27 resources:
  28   OvsDpdkSetup:
  29     type: OS::Heat::StructuredDeployment
  30     properties:
  31       server: {get_param: server}
  32       config: {get_resource: OvsDpdkConfig}
  33
  34   OvsDpdkConfig:
  35     type: OS::Heat::SoftwareConfig
  36     properties:
  37       group: script
  38       config:
  39         str_replace:
  40           template: |
  41             #!/bin/bash
  42             set -x
  43             get_mask()
  44             {
  45               local list=$1
  46               local mask=0
  47               declare -a bm
  48               max_idx=0
  49               for core in $(echo $list | sed 's/,/ /g')
  50               do
  51                   index=$(($core/32))
  52                   bm[$index]=0
  53                   if [ $max_idx -lt $index ]; then
  54                      max_idx=$index
  55                   fi
  56               done
  57               for ((i=$max_idx;i>=0;i--));
  58               do
  59                   bm[$i]=0
  60               done
  61               for core in $(echo $list | sed 's/,/ /g')
  62               do
  63                   index=$(($core/32))
  64                   temp=$((1<<$core))
  65                   bm[$index]=$((${bm[$index]} | $temp))
  66               done
  67               printf -v mask "%x" "${bm[$max_idx]}"
  68               for ((i=$max_idx-1;i>=0;i--));
  69               do
  70                   printf -v hex "%08x" "${bm[$i]}"
  71                   mask+=$hex
  72               done
  73               printf "%s" "$mask"
  74             }
  75             pmd_cpu_mask=$( get_mask $PMD_CORES )
  76             dpdk_lcore_mask=$( get_mask $DPDK_CORES )
  77             yum remove -y vpp-devel
  78             yum install -y /root/dpdk_rpms/*
  79             systemctl restart openvswitch
  80             sleep 5
  81             sed  -i "s/#user\s*=.*/user = \"root\"/" /etc/libvirt/qemu.conf
  82             sed  -i "s/#group\s*=.*/group = \"root\"/" /etc/libvirt/qemu.conf
  83             ovs-vsctl --no-wait set Open_vSwitch . other_config:dpdk-init=true
  84             if [ -n "$SOCKET_MEMORY" ]; then
  85               other_config="dpdk-socket-mem=$SOCKET_MEMORY"
  86               ovs-vsctl --no-wait set Open_vSwitch . other_config:$other_config
  87             fi
  88             if [ -n "$pmd_cpu_mask" ]; then
  89               other_config="pmd-cpu-mask=$pmd_cpu_mask"
  90               ovs-vsctl --no-wait set Open_vSwitch . other_config:$other_config
  91             fi
  92             if [ -n "$dpdk_lcore_mask" ]; then
  93               other_config="dpdk-lcore-mask=$dpdk_lcore_mask"
  94               ovs-vsctl --no-wait set Open_vSwitch . other_config:$other_config
  95             fi
  96             systemctl restart openvswitch
  97
  98           params:
  99             $DPDK_CORES: {get_param: HostCpusList}
 100             $PMD_CORES: {get_param: NeutronDpdkCoreList}
 101             $SOCKET_MEMORY: {get_param: NeutronDpdkSocketMemory}
 102 outputs:
 103   deploy_stdout:
 104     description: Output of the extra dpdk ovs  deployment
 105     value: {get_attr: [OvsDpdkSetup, deploy_stdout]}