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#!/bin/ksh -p
#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source. A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#
#
# Copyright (c) 2016, 2017 by Delphix. All rights reserved.
#
. $STF_SUITE/tests/functional/channel_program/channel_common.kshlib
#
# DESCRIPTION:
# Passing the instruction limit option to channel programs should work
# correctly. Programs that exceed these instruction limits should fail
# gracefully.
#
verify_runnable "both"
log_assert "Timeouts work correctly."
log_mustnot_checkerror_program "Channel program timed out" \
$TESTPOOL $ZCP_ROOT/lua_core/tst.timeout.zcp
function test_instr_limit
{
typeset lim=$1
error=$(zfs program -t $lim $TESTPOOL $ZCP_ROOT/lua_core/tst.timeout.zcp 2>&1)
[[ $? -ne 0 ]] || log_fail "Channel program with limit $lim exited 0: $error"
instrs_run=$(echo $error | awk -F "chunk" '{print $2}' | awk '{print $1}')
if [[ $instrs_run -lt $(( $lim - 100 )) ]]; then
log_fail "Runtime (${instrs_run} instr) < limit (${lim} - 100 instr)"
elif [[ $instrs_run -gt $(( $lim + 100 )) ]]; then
log_fail "Runtime (${instrs_run} instr) > limit (${lim} + 100 instr)"
fi
log_note "With limit $lim the program ended after $instrs_run instructions"
}
test_instr_limit 1000
test_instr_limit 10000
test_instr_limit 100000
test_instr_limit 1000000
test_instr_limit 2000000
log_pass "Timeouts work correctly."
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