CS3700-project3/scripts/grade

99 lines
3.1 KiB
Perl
Executable File

#!/usr/bin/perl
use Sys::Hostname;
use POSIX;
my $RUN_COUNT = 1;
my $test_count = 0;
my $p_total = 0;
my $t_total = 0;
my $p_avg = -1;
my $t_avg = -1;
for ($i=0; $i<=$#ARGV; $i++) {
if ($ARGV[$i] eq "--run") {
$RUN_COUNT = $ARGV[$i + 1];
}
}
print "Tests\n";
$grade1 = grade("Large 5Mb/s, 10 ms, 10% drop", 5, 10, 10, "large", 1);
$grade2 = grade("Large 10Mb/s, 50 ms, 10% drop", 10, 50, 10, "large", 0);
$grade3 = grade("Large 10Mb/s, 50 ms, 50% drop", 10, 50, 50, "large", 0);
$grade4 = grade("Large 3Mb/s, 10 ms, 20% drop", 3, 10, 20, "large", 0);
$grade5 = grade("Large 50Mb/s, 5 ms, 5% drop", 50, 5, 5, "large", 0);
$grade6 = grade("Huge 5Mb/s, 10 ms", 5, 10, 0, "huge", 0);
$grade7 = grade("Huge 5Mb/s, 10 ms, 10% drop", 5, 10, 10, "huge", 0);
$grade8 = grade("Huge 10Mb/s, 3 ms, 5% drop", 10, 3, 5, "huge", 0);
$grade_total = $grade1 + $grade2 + $grade3 + $grade4 + $grade5 + $grade6 + $grade7+ $grade8;
$grade_avg = $grade_total/8;
print(" grade_total: $grade_total\n");
print(" grade_avg: $grade_avg%\n");
if ($RUN_COUNT > 1) {
$t_avg = $t_total / $test_count;
$p_avg = $p_total / $test_count;
print("\n--- Average scores ---\n");
print("Max transfer time: $t_avg T_min\n");
print("Max packets: $p_avg P_min\n");
}
sub grade {
my ($problem, $bandwidth, $latency, $drop, $size) = @_;
my $netsim = "--bandwidth $bandwidth --drop $drop --latency $latency";
`./netsim $netsim`;
my $args = "--size $size";
for ($i=0; $i<$RUN_COUNT; $i++) {
print(" $problem\n");
my $output = `./run $args`;
$test_count++;
if ($output !~ m|Data match: Yes|) {
die("Test failed, aborting grade. Please use the run or test scripts for debugging.");
}
my $total_data = -1;
if ($size eq "huge") {
$total_data = 1000000;
} elsif ($size eq "large") {
$total_data = 100000;
}
if ($total_data == -1) {
die("Error: Unknown size");
}
my $p_th = ceil($total_data/1500);
my $p_min = 2 * $p_th * (1 + ($drop / 100));
my $t_min = $p_th * (1 + ($drop / 100)) * (($latency / 1000) + (1500 / ($bandwidth * 125000)));
if ($output =~ m|Time elapsed: ([0-9\.]*)|) {
$time = $1/1000;
} else {
die("Error: Could not find time elapsed");
}
if ($output =~ m|Packets sent: ([0-9\.]*)|) {
$packets = $1;
} else {
die("Error: Could not find packets sent");
}
my $p_score = int($packets)/$p_min;
my $t_score = $time/$t_min;
print(" seconds elapsed: $time, packets sent: $packets\n");
print(" t_min: $t_min, p_min: $p_min\n");
print(" Max transfer time: $t_score T_min\n");
print(" Max packets: $p_score P_min\n");
$p_total = $p_score + $p_total;
$t_total = $t_score + $t_total;
$t_grade = $t_score < .5 ? 141 : $t_score < .55 ? 100 : $t_score < .7 ? 80 : $t_score < .85 ? 60 : $t_score < 1 ? 40 : $t_score < 2 ? 20 : 0;
$p_grade = $p_score < 1.3 ? 141 : $p_score < 1.4 ? 100 : $p_score < 1.5 ? 80 : $p_score < 1.65 ? 60 : $p_score < 1.8 ? 40 : $p_score < 2 ? 20 : 0;
$test_grade = ($t_grade+$p_grade)/2;
print(" t_grade: $t_grade%\n");
print(" p_grade: $p_grade%\n");
return($test_grade);
}
}