build/ovs-dpdk-preconfig.yaml

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