#!/usr/bin/env expect
############################################################################
# Purpose: Verify the correct setting of a job's ExitCode.
############################################################################
# Copyright (C) 2010 Lawrence Livermore National Security.
# Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
# Written by Don Lipari <lipari1@llnl.gov>
# CODE-OCEC-09-009. All rights reserved.
#
# This file is part of Slurm, a resource management program.
# For details, see <https://slurm.schedmd.com/>.
# Please also read the included file: DISCLAIMER.
#
# Slurm is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# Slurm is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along
# with Slurm; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA.
############################################################################
source ./globals

set exit_code        0
set file_in          "test$test_id.input"
set file_prog1       "test$test_id.prog1"
set file_prog2       "test$test_id.prog2"

if {![test_accting_steps]} {
	skip "This test can not be run with nosteps or nojobs (AccoutingStorageEnforce)"
}

#
# Delete left-over programs and rebuild them.
#
exec $bin_rm -f $file_in
exec $bin_rm -f $file_prog1 $file_prog2
exec $bin_cc -O -o $file_prog1 ${file_prog1}.c
exec $bin_cc -O -o $file_prog2 ${file_prog2}.c

#
# Submit a script that returns a successful exit code and confirm that
# the job record's ExitCode reflects this value.  $file_prog1 returns a
# successful error code (0) and $file_prog2 returns an unsuccessful
# error code (123).
#
# The failed job step should have no influence on the job's ExitCode
# value.  However the DerivedExitCode value should be set to the
# highest value of all the job steps, in this case, 123.
#

make_bash_script $file_in "
  $bin_echo 'testing successful job return code'
  $srun ./$file_prog1
  $srun ./$file_prog2
  exit 0
"

set job_id 0
spawn $sbatch --output=/dev/null -t1 ./$file_in
expect {
	-re "Submitted batch job ($number)" {
		set job_id $expect_out(1,string)
		exp_continue
	}
	eof {
		wait
	}
}
if {$job_id == 0} {
	fail "Batch submit failure"
}

#
# Wait for job to complete
#
if {[wait_for_job $job_id "DONE"] != 0} {
	fail "Waiting for job to complete"
}

#
# Confirm correct ExitCode setting in job record
#
set matches 0
spawn $scontrol --detail show job $job_id
expect {
	-re " ExitCode=0:0" {
		incr matches
		exp_continue
	}
	-re "DerivedExitCode=123:0" {
		incr matches
		exp_continue
	}
	timeout {
		fail "scontrol not responding"
	}
	eof {
		wait
	}
}

if {$matches != 2} {
	fail "Job ExitCode incorrect ($matches != 2)"
}

#
# Confirm the job record in the db has the same exit codes
#
if { [test_account_storage] == 1 } {
	sleep 2
	set matches 0
	spawn $sacct -n -P -j $job_id -o JobID,ExitCode,DerivedExitCode,Comment
	expect {
		-re "$job_id\\|0:0\\|123:0\\|" {	# Job record
			incr matches
			exp_continue
		}
		-re "$job_id.batch\\|0:0\\|\\|" {	# Batch script
			incr matches
			exp_continue
		}
		-re "$job_id.extern\\|0:0\\|\\|" {	# Container, optional
			exp_continue
		}
		-re "$job_id.($number)\\|0:0\\|\\|" {	# Step 0 record
			incr matches
			exp_continue
		}
		-re "$job_id.($number)\\|123:0\\|\\|" {	# Step 1 record
			incr matches
			exp_continue
		}
		timeout {
			fail "sacct not responding"
		}
		eof {
			wait
		}
	}
	if {$matches != 4} {
		fail "sacct of $job_id failed ($matches != 4)"
	}
}

#
# Now submit a script that returns a non-zero exit code and confirm
# that the job record's ExitCode reflects this value.  The two
# successful job steps ($file_prog1 from above) should have no
# influence on the job's, unsuccessful ExitCode.
#
# Here, the DerivedExitCode value should be set to the highest value
# of the two successful job steps (i.e., 0).
#
exec $bin_rm -f $file_in
make_bash_script $file_in "
  $bin_echo 'testing unsuccessful job return code'
  $srun ./$file_prog1
  $srun ./$file_prog1
  exit 33
"

set job_id 0
spawn $sbatch --output=/dev/null -t1 ./$file_in
expect {
	-re "Submitted batch job ($number)" {
		set job_id $expect_out(1,string)
		exp_continue
	}
	eof {
		wait
	}
}
if {$job_id == 0} {
	fail "Batch submit failure"
}

#
# Wait for job to complete
#
if {[wait_for_job $job_id "DONE"] != 0} {
	fail "Waiting for job to complete"
}

#
# Confirm correct ExitCode setting in job record
#
set matches 0
spawn $scontrol --detail show job $job_id
expect {
	-re " ExitCode=33:0" {
		incr matches
		exp_continue
	}
	-re "DerivedExitCode=0:0" {
		incr matches
		exp_continue
	}
	timeout {
		fail "scontrol not responding"
	}
	eof {
		wait
	}
}
if {$matches != 2} {
	fail "Job ExitCode incorrect ($matches != 2)"
}

#
# Confirm the job record in the db has the same exit codes
#
if { [test_account_storage] == 1 } {
	sleep 2
	set matches 0
	spawn $sacct -n -P -j $job_id -o JobID,ExitCode,DerivedExitCode,Comment
	expect {
		-re "$job_id\\|33:0\\|0:0\\|" {		# Job record
			incr matches
			exp_continue
		}
		-re "$job_id.batch\\|33:0\\|\\|" {	# Batch script
			incr matches
			exp_continue
		}
		-re "$job_id.extern\\|0:0\\|\\|" {	# Container, optional
			exp_continue
		}
		-re "$job_id.($number)\\|0:0\\|\\|" {	# Step 0 record
			incr matches
			exp_continue
		}
		-re "$job_id.($number)\\|0:0\\|\\|" {	# Step 1 record
			incr matches
			exp_continue
		}
		timeout {
			fail "sacct not responding"
		}
		eof {
			wait
		}
	}
	if {$matches != 4} {
		fail "sacct of $job_id failed ($matches != 4)"
	}
}

if {$exit_code == 0} {
	exec $bin_rm -f $file_in $file_prog1 $file_prog2
} else {
	fail "Test failed due to previous errors (\$exit_code = $exit_code)"
}