tests/system-dpdk-macros.at

   1 # OVS_DPDK_PRE_CHECK()
   2 #
   3 # Check prerequisites for DPDK tests. Following settings are checked:
   4 #  - Hugepages
   5 #
   6 m4_define([OVS_DPDK_PRE_CHECK],
   7   [dnl Check Hugepages
   8    AT_CHECK([cat /proc/meminfo], [], [stdout])
   9    AT_SKIP_IF([egrep 'HugePages_Free: *0' stdout], [], [stdout])
  10    AT_CHECK([mount], [], [stdout])
  11    AT_CHECK([grep 'hugetlbfs' stdout], [], [stdout], [])
  12
  13 ])
  14
  15
  16 # OVS_DPDK_PRE_PHY_SKIP()
  17 #
  18 # Skip any phy related tests if the PHY variable is not set.
  19 # This is done by checking for a bound driver.
  20 #
  21 m4_define([OVS_DPDK_PRE_PHY_SKIP],
  22   [dnl Perform the precheck
  23    OVS_DPDK_PRE_CHECK()
  24
  25    dnl Check if VFIO or UIO driver is loaded
  26    AT_SKIP_IF([ ! (lsmod | grep -E "igb_uio|vfio") ], [], [stdout])
  27
  28    dnl Find PCI address candidate, skip if there is no DPDK-compatible NIC
  29    AT_CHECK([$DPDK_DIR/usertools/dpdk-devbind.py -s | head -n +4 | tail -1], [], [stdout])
  30    AT_CHECK([cat stdout | cut -d" " -s -f1 > PCI_ADDR])
  31    AT_SKIP_IF([ ! test -s PCI_ADDR ])
  32
  33 ])
  34
  35
  36 # OVS_DPDK_START()
  37 #
  38 # Create an empty database and start ovsdb-server. Add special configuration
  39 # dpdk-init to enable DPDK functionality. Start ovs-vswitchd connected to that
  40 # database using system devices (no dummies).
  41 #
  42 m4_define([OVS_DPDK_START],
  43   [dnl Create database.
  44    AT_CHECK([touch .conf.db.~lock~])
  45    AT_CHECK([ovsdb-tool create conf.db $abs_top_srcdir/vswitchd/vswitch.ovsschema])
  46
  47    dnl Start ovsdb-server.
  48    AT_CHECK([ovsdb-server --detach --no-chdir --pidfile --log-file --remote=punix:$OVS_RUNDIR/db.sock], [0], [stdout], [stderr])
  49    on_exit "kill `cat ovsdb-server.pid`"
  50    AT_CHECK([[sed < stderr '
  51 /vlog|INFO|opened log file/d
  52 /ovsdb_server|INFO|ovsdb-server (Open vSwitch)/d']])
  53    AT_CAPTURE_FILE([ovsdb-server.log])
  54
  55    dnl Initialize database.
  56    AT_CHECK([ovs-vsctl --no-wait init])
  57
  58    dnl Enable DPDK functionality
  59    AT_CHECK([ovs-vsctl --no-wait set Open_vSwitch . other_config:dpdk-init=true])
  60
  61    dnl Start ovs-vswitchd.
  62    AT_CHECK([ovs-vswitchd --detach --no-chdir --pidfile --log-file -vvconn -vofproto_dpif -vunixctl], [0], [stdout], [stderr])
  63    AT_CAPTURE_FILE([ovs-vswitchd.log])
  64    on_exit "kill_ovs_vswitchd `cat ovs-vswitchd.pid`"
  65 ])