7290 ZFS test suite needs to control what utilities it can run
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

*** 23,45 ****
  # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  #
! # Copyright (c) 2013 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/slog/slog.cfg
  
  function cleanup
  {
          if datasetexists $TESTPOOL ; then
!                 log_must $ZPOOL destroy -f $TESTPOOL
          fi
          if datasetexists $TESTPOOL2 ; then
!                 log_must $ZPOOL destroy -f $TESTPOOL2
          fi
  }
  
  #
  # Try zpool status/iostat for given pool
--- 23,45 ----
  # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  #
! # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/slog/slog.cfg
  
  function cleanup
  {
          if datasetexists $TESTPOOL ; then
!                 log_must zpool destroy -f $TESTPOOL
          fi
          if datasetexists $TESTPOOL2 ; then
!                 log_must zpool destroy -f $TESTPOOL2
          fi
  }
  
  #
  # Try zpool status/iostat for given pool
*** 49,69 ****
  function display_status
  {
          typeset pool=$1
  
          typeset -i ret=0
!         $ZPOOL status -xv $pool > /dev/null 2>&1
          ret=$?
  
!         $ZPOOL iostat > /dev/null 2>&1
          ((ret |= $?))
  
          typeset mntpnt=$(get_prop mountpoint $pool)
!         $DD if=/dev/random of=$mntpnt/testfile.$$ &
          typeset pid=$!
  
!         $ZPOOL iostat -v 1 3 > /dev/null
          ((ret |= $?))
  
          kill -9 $pid
  
          return $ret
--- 49,69 ----
  function display_status
  {
          typeset pool=$1
  
          typeset -i ret=0
!         zpool status -xv $pool > /dev/null 2>&1
          ret=$?
  
!         zpool iostat > /dev/null 2>&1
          ((ret |= $?))
  
          typeset mntpnt=$(get_prop mountpoint $pool)
!         dd if=/dev/random of=$mntpnt/testfile.$$ &
          typeset pid=$!
  
!         zpool iostat -v 1 3 > /dev/null
          ((ret |= $?))
  
          kill -9 $pid
  
          return $ret
*** 92,102 ****
          #
          # Get all the slog devices and status table like below
          #
          # mirror:/disks/d ONLINE mirror:/disks/e ONLINE stripe:/disks/f ONLINE
          #
!         set -A dev_stat_tab $($ZPOOL status -v $pool | $NAWK 'BEGIN {start=0} \
                                  /\tlogs/ {start=1}
                                  /\tmirror/ || /\tspares/ || /^$/ {start=0}
                                  (start==1) && /\t  (\/|[a-zA-Z])/ \
                                          {print "stripe:" $1 " " $2}
                                  (start==1) && /\t    (\/|[a-zA-Z])/ \
--- 92,102 ----
          #
          # Get all the slog devices and status table like below
          #
          # mirror:/disks/d ONLINE mirror:/disks/e ONLINE stripe:/disks/f ONLINE
          #
!         set -A dev_stat_tab $(zpool status -v $pool | nawk 'BEGIN {start=0} \
                                  /\tlogs/ {start=1}
                                  /\tmirror/ || /\tspares/ || /^$/ {start=0}
                                  (start==1) && /\t  (\/|[a-zA-Z])/ \
                                          {print "stripe:" $1 " " $2}
                                  (start==1) && /\t    (\/|[a-zA-Z])/ \