tests/zfs-tests/include/zpool_script.shlib

   1 #!/bin/ksh -p
   2 #
   3 # Common functions used by the zpool_status and zpool_iostat tests for running
   4 # scripts with the -c option.
   5 #
   6 # Copyright (c) 2017 Lawrence Livermore National Security, LLC.
   7 #
   8
   9 . $STF_SUITE/include/libtest.shlib
  10
  11 function test_zpool_script {
  12         script="$1"
  13         testpool="$2"
  14         cmd="$3"
  15         wholecmd="$cmd $script $testpool"
  16         out="$($wholecmd)"
  17
  18         # Default number of columns that get printed without -c
  19         if echo "$cmd" | grep -q iostat ; then
  20                 # iostat
  21                 dcols=7
  22         else
  23
  24                 # status
  25                 dcols=5
  26         fi
  27
  28         # Get the new column name that the script created
  29         col="$(echo "$out" | \
  30             awk '/^pool +alloc +free +read +write +/ {print $8} \
  31             /NAME +STATE +READ +WRITE +CKSUM/ {print $6}')"
  32
  33         if [ -z "$col" ] ; then
  34                 log_fail "'$wholecmd' created no new columns"
  35         fi
  36
  37         # Count the number of columns for each vdev.  Each script should produce
  38         # at least one new column value.  Even if scripts return blank, zpool
  39         # will convert the blank to a '-' to make things awk-able.  Normal
  40         # zpool iostat -v output is 7 columns, so if the script ran correctly
  41         # we should see more than that.
  42         if ! newcols=$(echo "$out" | \
  43             awk '/\/dev/{print NF-'$dcols'; if (NF <= '$dcols') {exit 1}}' | \
  44             head -n 1) ; \
  45             then
  46                 log_fail "'$wholecmd' didn't create a new column value"
  47         else
  48                 log_note "'$wholecmd' passed ($newcols new columns)"
  49         fi
  50 }