ZTS: Eliminate functions named 'random'
The name overlaps with a command needed by FreeBSD. There is also no sense having two 'random' functions that do nearly the same thing, so consolidate to just the more general one and name it 'random_int_between'. Reviewed-by: John Kennedy <john.kennedy@delphix.com> Reviewed-by: Kjeld Schouten <kjeld@schouten-lebbing.nl> Reviewed-by: Igor Kozhukhov <igor@dilos.org> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: George Melikov <mail@gmelikov.ru> Signed-off-by: Ryan Moeller <ryan@ixsystems.com> Closes #9820
This commit is contained in:
Ryan Moeller
Brian Behlendorf
parent
028e3b3b1a
commit
f8d55b95a5
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@ -3349,15 +3349,6 @@ function get_min
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echo $min
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}
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#
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# Generate a random number between 1 and the argument.
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#
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function random
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{
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typeset max=$1
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echo $(( ($RANDOM % $max) + 1 ))
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}
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# Write data that can be compressed into a directory
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function write_compressible
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{
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@ -119,3 +119,25 @@ function verify_ne # <a> <b> <type>
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log_fail "Compared $type should be not equal: $a == $b"
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fi
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}
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# A simple function to get a random number between two bounds (inclusive)
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#
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# Probably not the most efficient for large ranges, but it's okay.
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#
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# Note since we're using $RANDOM, 32767 is the largest number we
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# can accept as the upper bound.
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#
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# $1 lower bound
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# $2 upper bound
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function random_int_between
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{
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typeset -i min=$1
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typeset -i max=$2
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typeset -i rand=0
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while [[ $rand -lt $min ]] ; do
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rand=$(( $RANDOM % $max + 1))
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done
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echo $rand
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}
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@ -50,7 +50,7 @@ function create_random # <fspath> <count>
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while (( i < count )); do
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log_must touch "$fspath/file$i"
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sleep $(random 3)
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sleep $(random_int_between 1 3)
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(( i = i + 1 ))
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done
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}
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@ -138,22 +138,3 @@ function check_poolversion
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log_fail "$pool: zpool reported version $actual, expected $vers"
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fi
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}
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# A simple function to get a random number between two bounds
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# probably not the most efficient for large ranges, but it's okay.
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# Note since we're using $RANDOM, 32767 is the largest number we
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# can accept as the upper bound.
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# $1 lower bound
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# $2 upper bound
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function random
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{
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typeset min=$1
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typeset max=$2
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typeset rand=0
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while [[ $rand -lt $min ]] ; do
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rand=$(( $RANDOM % $max + 1))
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done
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echo $rand
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}
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@ -30,6 +30,7 @@
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# Copyright 2015 Nexenta Systems, Inc. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/cli_root/zpool_upgrade/zpool_upgrade.kshlib
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#
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@ -67,7 +68,7 @@ MAX_VER=15
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for ver_old in $VERSIONS; do
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typeset -n pool_name=ZPOOL_VERSION_${ver_old}_NAME
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typeset ver_new=$(random $ver_old $MAX_VER)
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typeset -i ver_new=$(random_int_between $ver_old $MAX_VER)
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create_old_pool $ver_old
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log_must zpool upgrade -V $ver_new $pool_name > /dev/null
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@ -100,7 +100,7 @@ function setup_holes
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log_must zfs create $sendfs/manyrm
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for i in {1..256}; do
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log_must stride_dd -i /dev/urandom -o $mntpnt/manyrm/f$i -b 512 \
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-c $(random 100) -s $(random 4)
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-c $(random_int_between 1 100) -s $(random_int_between 1 4)
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done
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log_must zfs snapshot $sendfs/manyrm@snap
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@ -29,6 +29,7 @@
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# Copyright (c) 2013 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/redundancy/redundancy.kshlib
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#
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@ -50,7 +51,7 @@ verify_runnable "global"
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log_assert "Verify raidz pool can withstand one device is failing."
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log_onexit cleanup
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typeset -i cnt=$(random 2 5)
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typeset -i cnt=$(random_int_between 2 5)
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setup_test_env $TESTPOOL raidz $cnt
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#
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@ -29,6 +29,7 @@
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# Copyright (c) 2013 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/redundancy/redundancy.kshlib
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#
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@ -50,7 +51,7 @@ verify_runnable "global"
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log_assert "Verify raidz2 pool can withstand two devices are failing."
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log_onexit cleanup
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typeset -i cnt=$(random 3 5)
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typeset -i cnt=$(random_int_between 3 5)
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setup_test_env $TESTPOOL raidz2 $cnt
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#
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@ -29,6 +29,7 @@
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# Copyright (c) 2013 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/redundancy/redundancy.kshlib
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#
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@ -50,7 +51,7 @@ verify_runnable "global"
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log_assert "Verify mirrored pool can withstand N-1 devices are failing or missing."
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log_onexit cleanup
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typeset -i cnt=$(random 2 5)
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typeset -i cnt=$(random_int_between 2 5)
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setup_test_env $TESTPOOL mirror $cnt
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typeset -i i=1
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@ -29,6 +29,7 @@
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# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/redundancy/redundancy.kshlib
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#
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@ -50,7 +51,7 @@ verify_runnable "global"
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log_assert "Verify striped pool have no data redundancy."
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log_onexit cleanup
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typeset -i cnt=$(random 2 5)
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typeset -i cnt=$(random_int_between 2 5)
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setup_test_env $TESTPOOL "" $cnt
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damage_devs $TESTPOOL 1 "keep_label"
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