moth/packages/mcp/bin/scoreboard

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#! /bin/awk -f
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##
##
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## I'm not super happy with how this code looks. Rest assured, though,
## the C version would look far, far worse.
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##
##
function qsort(A, left, right, i, last) {
if (left >= right)
return
swap(A, left, left+int((right-left+1)*rand()))
last = left
for (i = left+1; i <= right; i++)
if (A[i] < A[left])
swap(A, ++last, i)
swap(A, left, last)
qsort(A, left, last-1)
qsort(A, last+1, right)
}
function swap(A, i, j, t) {
t = A[i]; A[i] = A[j]; A[j] = t
}
function escape(s) {
gsub("&", "&amp;", s)
gsub("<", "&lt;", s)
gsub(">", "&gt;", s)
return s
}
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function head() {
print "<!DOCTYPE html>"
print "<html><head><title>Project 2 Scoreboard</title>"
print "<meta http-equiv=\"refresh\" content=\"60\">"
print "<style>"
print "html {background: black url(\"p2inv.png\") no-repeat top center; background-size: contain; min-height: 100%; color: white;}"
print "body {background: black; opacity: 0.92; margin: 0;}"
print "p {margin: 0;}"
print "span {display: inline-block; margin: 0; border: 0;}"
print ".cat0 {background-color: #a6cee3; color: black;}"
print ".cat1 {background-color: #1f78b4;}"
print ".cat2 {background-color: #b2df8a; color: black;}"
print ".cat3 {background-color: #33a02c;}"
print ".cat4 {background-color: #fb9a99;}"
print ".cat5 {background-color: #e31a1c;}"
print ".cat6 {background-color: #fdbf6f;}"
print ".cat7 {background-color: #ff7f00;}"
print ".cat8 {background-color: #cab2d6;}"
print ".name {position: absolute; right: 10px;}"
print "#scores p {margin: 0; padding: 0; border: thin solid #222; opacity: 0.92;}"
print "#scores p:hover {border: thin solid yellow;}"
print "</style>"
print "</head><body>"
print "<div id=\"scores\">"
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}
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function foot() {
print " </div>"
print " <pre style=\"position: fixed; bottom: 0; left: 20%; font-size: 250%;"
print " opacity: 0.8; background-color: black\">"
print "Project 2<br>"
print "<p>A CTF for people with limited time/patience/self-confidence.</p>"
print "<p>Plug in ethernet at this table, download puzzles, go think.</p>"
print "<p>http://10.0.0.2/</p>"
print "<p>Use the terminal to claim points when you've figured something out.</p>"
print " </pre>"
print " </body>"
print "</body></html>"
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}
BEGIN {
base = ENVIRON["CTF_BASE"]
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if (! base) {
base = "/var/lib/ctf"
}
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head()
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}
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# MAINLOOP
{
time = $1
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hash = $2
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cat = $3
points = int($4)
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# Build a list of team names
if (! (hash in team_names)) {
fn = sprintf("%s/teams/names/%s", base, hash)
getline team_names[hash] < fn
close(fn)
}
# Total points possible so far in this category
if (! ((cat, points) in cat_pointval)) {
cat_total[cat] += points
cat_pointval[cat, points] = 1
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}
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# Enumerate categories
if (! (cat in seen_cats)) {
seen_cats[cat] = 1
categories[ncats++] = cat
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}
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# Points this team has in this category
cat_points[hash, cat] += points
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}
END {
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# Adjust per-category points to a per-category percentage complete
for (hash in team_names) {
for (cat in cat_total) {
cat_score[hash, cat] = cat_points[hash, cat] / cat_total[cat]
total_score[hash] += cat_score[hash, cat]
}
scores[nteams++] = total_score[hash]
if (total_score[hash] > max_score) {
max_score = total_score[hash]
}
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}
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# Sort scores
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qsort(scores, 0, nteams-1)
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print "<p>"
for (ncat = 0; ncat < ncats; ncat += 1) {
printf("<span class=\"cat%d\">%s</span>\n", ncat, categories[ncat]);
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}
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print "</p>"
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for (i = nteams-1; i >= 0; i -= 1) {
score = scores[i];
if (score == scores[i-1]) continue; # Skip duplicates
for (hash in team_names) {
if (total_score[hash] != score) {
continue;
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}
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name = escape(team_names[hash])
print "<p>"
printf("<span class=\"name\">%s</span>\n", name)
for (ncat = 0; ncat < ncats; ncat += 1) {
cat = categories[ncat];
points = cat_points[hash, cat];
if (cat_points[hash, cat] > 0) {
width = cat_score[hash, cat] / max_score * 90
printf("<!-- %s %s %s -->", cat, points, name)
printf("<span class=\"cat%d\" style=\"width: %.2f%%;\">%d</span>",
ncat, width, cat_points[hash, cat])
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}
}
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print "</p>"
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}
}
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foot()
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}
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