mirror of https://github.com/dirtbags/moth.git
installing okay now
This commit is contained in:
parent
23e750ed85
commit
4acc889c09
58
bin/kothd
58
bin/kothd
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@ -1,58 +0,0 @@
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#! /bin/sh
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echo "Figuring out web user..."
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for www in www-data http _; do
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id $www && break
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done
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if [ $www = _ ]; then
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echo "Unable to determine httpd user on this system. Dying."
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exit 1
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fi
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initialize () {
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for i in points.new points.tmp teams; do
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mkdir -p state/$i
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setfacl -m ${www}:rwx state/$i
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done
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>> state/points.log
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hd < /dev/urandom | awk '{print $3 $4 $5 $6;}' | head -n 100 > state/teams/assigned.txt
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}
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once () {
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if [ -f disabled ]; then
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return
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fi
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if ! [ -d state ]; then
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initialize $1
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fi
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# Collect new points
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find state/points.new -type f | while read fn; do
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cat $fn >> state/points.log
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rm $fn
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done
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# Generate new puzzles.html
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if $KOTH_BASE/puzzles.cgi > www/puzzles.new; then
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mv www/puzzles.new www/puzzles.html
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fi
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# Generate new points.json
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if $KOTH_BASE/points > www/points.new; then
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mv www/points.new www/points.json
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fi
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}
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cd $(basename $0)
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KOTH_BASE=$(pwd)
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while true; do
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for dn in $KOTH_BASE/*; do
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cd $dn
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once
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done
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sleep 5
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done
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@ -0,0 +1,37 @@
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#! /bin/sh
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newdir=$1
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if [ -z "$newdir" ]; then
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echo "Usage: $0 NEWDIR"
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exit 1
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fi
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KOTH_BASE=$(cd $(dirname $0)/.. && pwd)
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echo "Figuring out web user..."
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for www in www-data http _; do
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id $www && break
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done
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if [ $www = _ ]; then
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echo "Unable to determine httpd user on this system. Dying."
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exit 1
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fi
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mkdir -p $newdir
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cd $newdir
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for i in points.new points.tmp teams; do
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mkdir -p state/$i
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setfacl -m ${www}:rwx state/$i
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done
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>> state/points.log
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if ! [ -f assigned.txt ]; then
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hd < /dev/urandom | awk '{print $3 $4 $5 $6;}' | head -n 100 > assigned.txt
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fi
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mkdir -p www
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cp -r $KOTH_BASE/html/* www/
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cp $KOTH_BASE/bin/*.cgi www/
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@ -0,0 +1,30 @@
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#! /bin/sh
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cd $(dirname $0)
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# Do nothing if `disabled` is present
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if [ -f disabled ]; then
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exit
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fi
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# Reset to initial state if `reset` is present
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if [ -f reset ]; then
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rm -f state/teams/* state/points.new/* state/points.tmp/*
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> state/points.log
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fi
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# Collect new points
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find state/points.new -type f | while read fn; do
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cat $fn >> state/points.log
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rm $fn
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done
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# Generate new puzzles.html
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if $KOTH_BASE/puzzles.cgi > www/puzzles.new; then
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mv www/puzzles.new www/puzzles.html
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fi
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# Generate new points.json
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if $KOTH_BASE/points > www/points.new; then
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mv www/points.new www/points.json
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fi
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@ -40,7 +40,7 @@ EOF
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if [ -z "$hash" ] || [ -z "$team" ]; then
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echo "<p>Empty field, cannot complete request</p>"
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elif ! grep -q "^$hash$" state/teams/assigned.txt; then
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elif ! grep -q "^$hash$" assigned.txt; then
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echo "<p>That hash has not been assigned.</p>"
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elif [ -f state/teams/names/$hash ]; then
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echo "<p>That hash has already been registered.</p>"
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@ -8,7 +8,7 @@
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<h1>Credits</h1>
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<section>
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<p>Dirtbags King of the Hill was created by:</p>
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<h2>Created By</h2>
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<ul>
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<li>Neale Pickett</li>
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@ -26,18 +26,23 @@
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<li>William Phillips</li>
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<li>Should your name be here? Please remind me!</li>
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</ul>
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</section>
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<p>Parts of this contest were inspired by contests from:</p>
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<section>
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<h2>Inspiration</h2>
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<ul>
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<li>DC949</li>
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<li>Tube Warriors</li>
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<li>Sandia National Laboratories</li>
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</ul>
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</section>
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<section>
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<h2>Thanks</h2>
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<p>
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Lastly, this contest would not exist were it not for hundreds of
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thousands of lines of code from free software authors around the
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world, including:
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This contest would not exist were it not for hundreds of
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thousands of lines of code from free software authors around the
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world, including:
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</p>
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<ul>
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<li>Busybox</li>
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@ -6,7 +6,15 @@
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<link rel="stylesheet" href="css/style.css" type="text/css">
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</head>
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<body>
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<h1>Tracer FIRE 6</h1>
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<h1>Tracer FIRE</h1>
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<nav>
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<ul>
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<li><a href="register.html">Register</a></li>
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<li><a href="puzzles.html">Puzzles</a></li>
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<li><a href="scoreboard.html">Scoreboard</a></li>
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</ul>
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</nav>
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<section>
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<h2>Getting Started</h2>
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@ -42,7 +50,7 @@
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<h2>Reading Material</h2>
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<p>
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Stuck? Need a break? In the bathroom?
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Stuck? Taking a break?
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Here are some things to read.
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</p>
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@ -57,12 +65,5 @@
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</ul>
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</section>
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<nav>
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<ul>
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<li><a href="register.html">Register</a></li>
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<li><a href="puzzles.html">Puzzles</a></li>
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<li><a href="scoreboard.html">Scoreboard</a></li>
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</ul>
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</nav>
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</body>
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</html>
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@ -1,25 +1,28 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>Team Registration</title>
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<link rel="stylesheet" href="ctf.css" type="text/css">
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</head>
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<body>
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<h1>Team Registration</h1>
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<p>
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Before you can use a token, you must choose a team name.
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You can only do this once per token,
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so make sure it's the team name you actually want.
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Staff are unable to make changes to team names.
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</p>
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<form method="get" action="register.cgi">
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<label>Team Hash (Token):</label>
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<input type="text" name="h">
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<br>
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<label>Team Name:</label>
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<input type="text" name="n">
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<br>
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<input type="submit" value="Register">
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</form>
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</body>
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<head>
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<title>Team Registration</title>
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<link rel="stylesheet" href="css/style.css" type="text/css">
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</head>
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<body>
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<h1>Team Registration</h1>
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<section>
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<p>
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Before you can use a token, you must choose a team name.
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You can only do this once per token,
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so make sure it's the team name you actually want.
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Staff are unable to make changes to team names.
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</p>
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<form method="get" action="register.cgi">
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<label>Team Hash (Token):</label>
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<input type="text" name="h">
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<br>
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<label>Team Name:</label>
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<input type="text" name="n">
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<br>
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<input type="submit" value="Register">
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</form>
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</section>
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</body>
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</html>
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60
install
60
install
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@ -1,6 +1,11 @@
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#! /bin/sh
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DESTDIR=${1:-/opt/koth}
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DESTDIR=$1
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if [ -z "$DESTDIR" ]; then
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echo "Usage: $0 DESTDIR"
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exit
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fi
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cd $(dirname $0)
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@ -14,15 +19,6 @@ older () {
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return 1
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}
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html () {
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target=$DESTDIR/${1%mdwn}html
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if older $target $1 tmpl/*; then
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echo "HTML $1"
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mkdir -p $(dirname $target)
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./tmpl/mdwntohtml < $1 > $target
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fi
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}
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copy () {
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target=$DESTDIR/$1
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if older $target $1; then
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@ -41,6 +37,41 @@ cc () {
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fi
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}
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cgi () {
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target=$DESTDIR/www/$(basename $1 .c)
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if older $target $@; then
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mkdir -p $(dirname $target)
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src=$1; shift
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echo "CC $src"
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gcc -Wall -Werror -o $target $@ src/common.c $src
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fi
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}
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setup() {
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echo "SETUP"
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for i in points.new points.tmp teams; do
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dir=$DESTDIR/state/$i
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mkdir -p $dir
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setfacl -m ${www}:rwx $dir
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done
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>> $DESTDIR/state/points.log
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if ! [ -f $DESTDIR/assigned.txt ]; then
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hd </dev/urandom | awk '{print $3 $4 $5 $6;}' | head -n 100 > assigned.txt
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fi
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}
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|
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echo "Figuring out web user..."
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for www in www-data http _; do
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id $www && break
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done
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if [ $www = _ ]; then
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echo "Unable to determine httpd user on this system. Dying."
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exit 1
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fi
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mkdir -p $DESTDIR || exit 1
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git ls-files | while read fn; do
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case "$fn" in
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install|.*)
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@ -53,8 +84,13 @@ git ls-files | while read fn; do
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bin/*)
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copy $fn
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;;
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src/*.cgi.c|src/pointscli.c)
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cc src/common.c $fn
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src/common.c)
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;;
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src/pointscli.c)
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cc $fn src/common.c
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;;
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src/*.cgi.c)
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cgi $fn
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;;
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src/*.c)
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cc $fn
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693
src/common.c
693
src/common.c
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@ -12,9 +12,9 @@
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#include "common.h"
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#ifdef NODUMP
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# define DUMPf(fmt, args...)
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#define DUMPf(fmt, args...)
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#else
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# define DUMPf(fmt, args...) fprintf(stderr, "%s:%s:%d " fmt "\n", __FILE__, __FUNCTION__, __LINE__, ##args)
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#define DUMPf(fmt, args...) fprintf(stderr, "%s:%s:%d " fmt "\n", __FILE__, __FUNCTION__, __LINE__, ##args)
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#endif
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#define DUMP() DUMPf("")
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#define DUMP_d(v) DUMPf("%s = %d", #v, v)
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@ -29,237 +29,230 @@
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/*
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* CGI
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*/
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static int is_cgi = 0;
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static char **argv = NULL;
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static int is_cgi = 0;
|
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static char **argv = NULL;
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|
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static int
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read_char_argv()
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{
|
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static int arg = 0;
|
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static char *p;
|
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static int arg = 0;
|
||||
static char *p;
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|
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if (NULL == argv) {
|
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return EOF;
|
||||
}
|
||||
if (NULL == argv) {
|
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return EOF;
|
||||
}
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|
||||
if (0 == arg) {
|
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arg = 1;
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p = argv[1];
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}
|
||||
if (0 == arg) {
|
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arg = 1;
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p = argv[1];
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||||
}
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|
||||
if (! p) {
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return EOF;
|
||||
} else if (! *p) {
|
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arg += 1;
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p = argv[arg];
|
||||
return '&';
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||||
}
|
||||
if (!p) {
|
||||
return EOF;
|
||||
} else if (!*p) {
|
||||
arg += 1;
|
||||
p = argv[arg];
|
||||
return '&';
|
||||
}
|
||||
|
||||
return *(p++);
|
||||
return *(p++);
|
||||
}
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|
||||
static int
|
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read_char_stdin()
|
||||
{
|
||||
static int inlen = -1;
|
||||
static int inlen = -1;
|
||||
|
||||
if (-1 == inlen) {
|
||||
char *p = getenv("CONTENT_LENGTH");
|
||||
if (p) {
|
||||
inlen = atoi(p);
|
||||
if (inlen > POST_MAX) {
|
||||
inlen = POST_MAX;
|
||||
}
|
||||
if (inlen < 0) {
|
||||
inlen = 0;
|
||||
}
|
||||
} else {
|
||||
inlen = 0;
|
||||
}
|
||||
}
|
||||
if (-1 == inlen) {
|
||||
char *p = getenv("CONTENT_LENGTH");
|
||||
if (p) {
|
||||
inlen = atoi(p);
|
||||
if (inlen > POST_MAX) {
|
||||
inlen = POST_MAX;
|
||||
}
|
||||
if (inlen < 0) {
|
||||
inlen = 0;
|
||||
}
|
||||
} else {
|
||||
inlen = 0;
|
||||
}
|
||||
}
|
||||
|
||||
if (inlen) {
|
||||
inlen -= 1;
|
||||
return getchar();
|
||||
}
|
||||
return EOF;
|
||||
if (inlen) {
|
||||
inlen -= 1;
|
||||
return getchar();
|
||||
}
|
||||
return EOF;
|
||||
}
|
||||
|
||||
static int
|
||||
read_char_query_string()
|
||||
{
|
||||
static char *p = (char *)-1;
|
||||
static char *p = (char *) -1;
|
||||
|
||||
if ((char *)-1 == p) {
|
||||
p = getenv("QUERY_STRING");
|
||||
}
|
||||
if ((char *) -1 == p) {
|
||||
p = getenv("QUERY_STRING");
|
||||
}
|
||||
|
||||
if (! p) {
|
||||
return EOF;
|
||||
} else if (! *p) {
|
||||
return EOF;
|
||||
} else {
|
||||
return *(p++);
|
||||
}
|
||||
if (!p) {
|
||||
return EOF;
|
||||
} else if (!*p) {
|
||||
return EOF;
|
||||
} else {
|
||||
return *(p++);
|
||||
}
|
||||
}
|
||||
|
||||
static int (* read_char)() = read_char_argv;
|
||||
static int (*read_char) () = read_char_argv;
|
||||
|
||||
int
|
||||
cgi_init(char *global_argv[])
|
||||
{
|
||||
char *rm = getenv("REQUEST_METHOD");
|
||||
char *rm = getenv("REQUEST_METHOD");
|
||||
|
||||
if (! rm) {
|
||||
read_char = read_char_argv;
|
||||
argv = global_argv;
|
||||
} else if (0 == strcmp(rm, "POST")) {
|
||||
read_char = read_char_stdin;
|
||||
is_cgi = 1;
|
||||
} else if (0 == strcmp(rm, "GET")) {
|
||||
read_char = read_char_query_string;
|
||||
is_cgi = 1;
|
||||
} else {
|
||||
printf(("405 Method not allowed\r\n"
|
||||
"Allow: GET, POST\r\n"
|
||||
"Content-type: text/plain\r\n"
|
||||
"\r\n"
|
||||
"%s is not allowed.\n"),
|
||||
rm);
|
||||
return -1;
|
||||
}
|
||||
if (!rm) {
|
||||
read_char = read_char_argv;
|
||||
argv = global_argv;
|
||||
} else if (0 == strcmp(rm, "POST")) {
|
||||
read_char = read_char_stdin;
|
||||
is_cgi = 1;
|
||||
} else if (0 == strcmp(rm, "GET")) {
|
||||
read_char = read_char_query_string;
|
||||
is_cgi = 1;
|
||||
} else {
|
||||
printf(("405 Method not allowed\r\n"
|
||||
"Allow: GET, POST\r\n" "Content-type: text/plain\r\n" "\r\n" "%s is not allowed.\n"), rm);
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static char
|
||||
tonum(int c)
|
||||
{
|
||||
if ((c >= '0') && (c <= '9')) {
|
||||
return c - '0';
|
||||
}
|
||||
if ((c >= 'a') && (c <= 'f')) {
|
||||
return 10 + c - 'a';
|
||||
}
|
||||
if ((c >= 'A') && (c <= 'F')) {
|
||||
return 10 + c - 'A';
|
||||
}
|
||||
return 0;
|
||||
if ((c >= '0') && (c <= '9')) {
|
||||
return c - '0';
|
||||
}
|
||||
if ((c >= 'a') && (c <= 'f')) {
|
||||
return 10 + c - 'a';
|
||||
}
|
||||
if ((c >= 'A') && (c <= 'F')) {
|
||||
return 10 + c - 'A';
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static char
|
||||
read_hex()
|
||||
{
|
||||
int a = read_char();
|
||||
int b = read_char();
|
||||
int a = read_char();
|
||||
int b = read_char();
|
||||
|
||||
return tonum(a)*16 + tonum(b);
|
||||
return tonum(a) * 16 + tonum(b);
|
||||
}
|
||||
|
||||
/* Read a key or a value. Since & and = aren't supposed to appear
|
||||
outside of boundaries, we can use the same function for both.
|
||||
*/
|
||||
/*
|
||||
* Read a key or a value. Since & and = aren't supposed to appear outside of boundaries, we can use the same function for both.
|
||||
*/
|
||||
size_t
|
||||
cgi_item(char *str, size_t maxlen)
|
||||
{
|
||||
int c;
|
||||
size_t pos = 0;
|
||||
int c;
|
||||
size_t pos = 0;
|
||||
|
||||
while (1) {
|
||||
c = read_char();
|
||||
switch (c) {
|
||||
case EOF:
|
||||
case '=':
|
||||
case '&':
|
||||
str[pos] = '\0';
|
||||
return pos;
|
||||
case '%':
|
||||
c = read_hex();
|
||||
break;
|
||||
case '+':
|
||||
c = ' ';
|
||||
break;
|
||||
}
|
||||
if (pos < maxlen - 1) {
|
||||
str[pos] = c;
|
||||
pos += 1;
|
||||
}
|
||||
}
|
||||
while (1) {
|
||||
c = read_char();
|
||||
switch (c) {
|
||||
case EOF:
|
||||
case '=':
|
||||
case '&':
|
||||
str[pos] = '\0';
|
||||
return pos;
|
||||
case '%':
|
||||
c = read_hex();
|
||||
break;
|
||||
case '+':
|
||||
c = ' ';
|
||||
break;
|
||||
}
|
||||
if (pos < maxlen - 1) {
|
||||
str[pos] = c;
|
||||
pos += 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
cgi_head(char *title)
|
||||
{
|
||||
if (is_cgi) {
|
||||
printf("Content-type: text/html\r\n\r\n");
|
||||
}
|
||||
printf(("<!DOCTYPE html>\n"
|
||||
"<html>\n"
|
||||
" <head>\n"
|
||||
" <title>%s</title>\n"
|
||||
" <link rel=\"stylesheet\" href=\"ctf.css\" type=\"text/css\">\n"
|
||||
" </head>\n"
|
||||
" <body>\n"
|
||||
" <h1>%s</h1>\n"),
|
||||
title, title);
|
||||
if (is_cgi) {
|
||||
printf("Content-type: text/html\r\n\r\n");
|
||||
}
|
||||
printf(("<!DOCTYPE html>\n"
|
||||
"<html>\n"
|
||||
" <head>\n"
|
||||
" <title>%s</title>\n"
|
||||
" <link rel=\"stylesheet\" href=\"css/style.css\">\n"
|
||||
" </head>\n"
|
||||
" <body><h1>%s</h1><section>\n"), title, title);
|
||||
}
|
||||
|
||||
void
|
||||
cgi_foot()
|
||||
{
|
||||
printf("\n"
|
||||
" </body>\n"
|
||||
"</html>\n");
|
||||
printf("\n</section></body></html>\n");
|
||||
}
|
||||
|
||||
void
|
||||
cgi_result(int code, char *desc, char *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
va_list ap;
|
||||
|
||||
if (is_cgi) {
|
||||
printf("Status: %d %s\r\n", code, desc);
|
||||
}
|
||||
cgi_head(desc);
|
||||
va_start(ap, fmt);
|
||||
vprintf(fmt, ap);
|
||||
va_end(ap);
|
||||
cgi_foot();
|
||||
exit(0);
|
||||
if (is_cgi) {
|
||||
printf("Status: %d %s\r\n", code, desc);
|
||||
}
|
||||
cgi_head(desc);
|
||||
va_start(ap, fmt);
|
||||
vprintf(fmt, ap);
|
||||
va_end(ap);
|
||||
cgi_foot();
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
cgi_fail(int err)
|
||||
{
|
||||
switch (err) {
|
||||
case ERR_GENERAL:
|
||||
cgi_result(500, "Points not awarded", "<p>The server is unable to award your points at this time.</p>");
|
||||
case ERR_NOTEAM:
|
||||
cgi_result(409, "No such team", "<p>There is no team with that hash.</p>");
|
||||
case ERR_CLAIMED:
|
||||
cgi_result(409, "Already claimed", "<p>That is the correct answer, but your team has already claimed these points.</p>");
|
||||
default:
|
||||
cgi_result(409, "Failure", "<p>Failure code: %d</p>", err);
|
||||
}
|
||||
switch (err) {
|
||||
case ERR_GENERAL:
|
||||
cgi_result(500, "Points not awarded", "<p>The server is unable to award your points at this time.</p>");
|
||||
case ERR_NOTEAM:
|
||||
cgi_result(409, "No such team", "<p>There is no team with that hash.</p>");
|
||||
case ERR_CLAIMED:
|
||||
cgi_result(409, "Already claimed",
|
||||
"<p>That is the correct answer, but your team has already claimed these points.</p>");
|
||||
default:
|
||||
cgi_result(409, "Failure", "<p>Failure code: %d</p>", err);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
cgi_page(char *title, char *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
va_list ap;
|
||||
|
||||
cgi_head(title);
|
||||
va_start(ap, fmt);
|
||||
vprintf(fmt, ap);
|
||||
va_end(ap);
|
||||
cgi_foot();
|
||||
exit(0);
|
||||
cgi_head(title);
|
||||
va_start(ap, fmt);
|
||||
vprintf(fmt, ap);
|
||||
va_end(ap);
|
||||
cgi_foot();
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
cgi_error(char *text)
|
||||
{
|
||||
cgi_result(500, "Internal error", "<p>%s</p>", text);
|
||||
cgi_result(500, "Internal error", "<p>%s</p>", text);
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -267,276 +260,278 @@ cgi_error(char *text)
|
|||
* Common routines
|
||||
*/
|
||||
|
||||
/* cut -d$ANCHOR -f2- | grep -Fx "$NEEDLE" */
|
||||
/*
|
||||
* cut -d$ANCHOR -f2- | grep -Fx "$NEEDLE"
|
||||
*/
|
||||
int
|
||||
anchored_search(char const *filename, char const *needle, char const anchor)
|
||||
{
|
||||
FILE *f = fopen(filename, "r");
|
||||
size_t nlen = strlen(needle);
|
||||
char line[1024];
|
||||
int ret = 0;
|
||||
FILE *f = fopen(filename, "r");
|
||||
size_t nlen = strlen(needle);
|
||||
char line[1024];
|
||||
int ret = 0;
|
||||
|
||||
while (f) {
|
||||
char *p;
|
||||
while (f) {
|
||||
char *p;
|
||||
|
||||
if (NULL == fgets(line, sizeof line, f)) {
|
||||
break;
|
||||
}
|
||||
if (NULL == fgets(line, sizeof line, f)) {
|
||||
break;
|
||||
}
|
||||
|
||||
/* Find anchor */
|
||||
if (anchor) {
|
||||
p = strchr(line, anchor);
|
||||
if (! p) {
|
||||
continue;
|
||||
}
|
||||
p += 1;
|
||||
} else {
|
||||
p = line;
|
||||
}
|
||||
/*
|
||||
* Find anchor
|
||||
*/
|
||||
if (anchor) {
|
||||
p = strchr(line, anchor);
|
||||
if (!p) {
|
||||
continue;
|
||||
}
|
||||
p += 1;
|
||||
} else {
|
||||
p = line;
|
||||
}
|
||||
|
||||
/* Don't bother with strcmp if string lengths differ.
|
||||
If this string is shorter than the previous, it's okay. This is
|
||||
just a performance hack.
|
||||
*/
|
||||
if ((p[nlen] != '\n') &&
|
||||
(p[nlen] != '\0')) {
|
||||
continue;
|
||||
}
|
||||
p[nlen] = 0;
|
||||
/*
|
||||
* Don't bother with strcmp if string lengths differ. If this string is shorter than the previous, it's okay. This
|
||||
* is just a performance hack.
|
||||
*/
|
||||
if ((p[nlen] != '\n') && (p[nlen] != '\0')) {
|
||||
continue;
|
||||
}
|
||||
p[nlen] = 0;
|
||||
|
||||
/* Okay, now we can compare! */
|
||||
if (0 == strcmp(p, needle)) {
|
||||
ret = 1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
/*
|
||||
* Okay, now we can compare!
|
||||
*/
|
||||
if (0 == strcmp(p, needle)) {
|
||||
ret = 1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (f) {
|
||||
fclose(f);
|
||||
}
|
||||
if (f) {
|
||||
fclose(f);
|
||||
}
|
||||
|
||||
return ret;
|
||||
return ret;
|
||||
}
|
||||
|
||||
void
|
||||
urandom(char *buf, size_t buflen)
|
||||
{
|
||||
static int fd = -2;
|
||||
static int fd = -2;
|
||||
|
||||
if (-2 == fd) {
|
||||
srandom(time(NULL) * getpid());
|
||||
fd = open("/dev/urandom", O_RDONLY);
|
||||
}
|
||||
if (-1 != fd) {
|
||||
int len;
|
||||
if (-2 == fd) {
|
||||
srandom(time(NULL) * getpid());
|
||||
fd = open("/dev/urandom", O_RDONLY);
|
||||
}
|
||||
if (-1 != fd) {
|
||||
int len;
|
||||
|
||||
len = read(fd, buf, buflen);
|
||||
if (len == buflen) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
len = read(fd, buf, buflen);
|
||||
if (len == buflen) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
/* Fall back to libc's crappy thing */
|
||||
{
|
||||
int i;
|
||||
/*
|
||||
* Fall back to libc's crappy thing
|
||||
*/
|
||||
{
|
||||
int i;
|
||||
|
||||
for (i = 0; i < buflen; i += 1) {
|
||||
buf[i] = (char)random();
|
||||
}
|
||||
}
|
||||
for (i = 0; i < buflen; i += 1) {
|
||||
buf[i] = (char) random();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
my_snprintf(char *buf, size_t buflen, char *fmt, ...)
|
||||
{
|
||||
int len;
|
||||
va_list ap;
|
||||
int len;
|
||||
va_list ap;
|
||||
|
||||
va_start(ap, fmt);
|
||||
len = vsnprintf(buf, buflen - 1, fmt, ap);
|
||||
va_end(ap);
|
||||
buf[buflen - 1] = '\0';
|
||||
if (len >= buflen) {
|
||||
return buflen - 1;
|
||||
} else {
|
||||
return len;
|
||||
}
|
||||
va_start(ap, fmt);
|
||||
len = vsnprintf(buf, buflen - 1, fmt, ap);
|
||||
va_end(ap);
|
||||
buf[buflen - 1] = '\0';
|
||||
if (len >= buflen) {
|
||||
return buflen - 1;
|
||||
} else {
|
||||
return len;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
ctf_chdir()
|
||||
{
|
||||
static int initialized = 0;
|
||||
int i;
|
||||
static int initialized = 0;
|
||||
int i;
|
||||
|
||||
if (initialized) {
|
||||
return;
|
||||
}
|
||||
initialized = 1;
|
||||
if (initialized) {
|
||||
return;
|
||||
}
|
||||
initialized = 1;
|
||||
|
||||
/* chdir to $CTF_BASE */
|
||||
{
|
||||
char const *ctf_base = getenv("CTF_BASE");
|
||||
/*
|
||||
* chdir to $CTF_BASE
|
||||
*/
|
||||
{
|
||||
char const *ctf_base = getenv("CTF_BASE");
|
||||
|
||||
if (ctf_base) {
|
||||
chdir(ctf_base);
|
||||
}
|
||||
}
|
||||
if (ctf_base) {
|
||||
chdir(ctf_base);
|
||||
}
|
||||
}
|
||||
|
||||
/* Keep going up one directory until there's a packages directory */
|
||||
for (i = 0; i < 5; i += 1) {
|
||||
struct stat st;
|
||||
/*
|
||||
* Keep going up one directory until there's a packages directory
|
||||
*/
|
||||
for (i = 0; i < 5; i += 1) {
|
||||
struct stat st;
|
||||
|
||||
if ((0 == stat("packages", &st)) &&
|
||||
S_ISDIR(st.st_mode)) {
|
||||
return;
|
||||
}
|
||||
chdir("..");
|
||||
}
|
||||
fprintf(stderr, "Can not determine CTF_BASE directory: exiting.\n");
|
||||
exit(66);
|
||||
if ((0 == stat("packages", &st)) && S_ISDIR(st.st_mode)) {
|
||||
return;
|
||||
}
|
||||
chdir("..");
|
||||
}
|
||||
fprintf(stderr, "Can not determine CTF_BASE directory: exiting.\n");
|
||||
exit(66);
|
||||
}
|
||||
|
||||
|
||||
static char *
|
||||
static char *
|
||||
mkpath(char const *type, char const *fmt, va_list ap)
|
||||
{
|
||||
char relpath[PATH_MAX];
|
||||
static char path[PATH_MAX];
|
||||
char relpath[PATH_MAX];
|
||||
static char path[PATH_MAX];
|
||||
|
||||
ctf_chdir();
|
||||
vsnprintf(relpath, sizeof(relpath) - 1, fmt, ap);
|
||||
relpath[sizeof(relpath) - 1] = '\0';
|
||||
ctf_chdir();
|
||||
vsnprintf(relpath, sizeof(relpath) - 1, fmt, ap);
|
||||
relpath[sizeof(relpath) - 1] = '\0';
|
||||
|
||||
/* $CTF_BASE/type/relpath */
|
||||
my_snprintf(path, sizeof(path), "%s/%s", type, relpath);
|
||||
return path;
|
||||
/*
|
||||
* $CTF_BASE/type/relpath
|
||||
*/
|
||||
my_snprintf(path, sizeof(path), "%s/%s", type, relpath);
|
||||
return path;
|
||||
}
|
||||
|
||||
char *
|
||||
char *
|
||||
state_path(char const *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
char *ret;
|
||||
va_list ap;
|
||||
char *ret;
|
||||
|
||||
va_start(ap, fmt);
|
||||
ret = mkpath("state", fmt, ap);
|
||||
va_end(ap);
|
||||
return ret;
|
||||
va_start(ap, fmt);
|
||||
ret = mkpath("state", fmt, ap);
|
||||
va_end(ap);
|
||||
return ret;
|
||||
}
|
||||
|
||||
char *
|
||||
char *
|
||||
package_path(char const *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
char *ret;
|
||||
va_list ap;
|
||||
char *ret;
|
||||
|
||||
va_start(ap, fmt);
|
||||
ret = mkpath("packages", fmt, ap);
|
||||
va_end(ap);
|
||||
return ret;
|
||||
va_start(ap, fmt);
|
||||
ret = mkpath("packages", fmt, ap);
|
||||
va_end(ap);
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
team_exists(char const *teamhash)
|
||||
{
|
||||
struct stat buf;
|
||||
int ret;
|
||||
int i;
|
||||
struct stat buf;
|
||||
int ret;
|
||||
int i;
|
||||
|
||||
if ((! teamhash) || (! *teamhash)) {
|
||||
return 0;
|
||||
}
|
||||
if ((!teamhash) || (!*teamhash)) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Check for invalid characters. */
|
||||
for (i = 0; teamhash[i]; i += 1) {
|
||||
if (! isalnum(teamhash[i])) {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
/*
|
||||
* Check for invalid characters.
|
||||
*/
|
||||
for (i = 0; teamhash[i]; i += 1) {
|
||||
if (!isalnum(teamhash[i])) {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
/* stat seems to be the preferred way to check for existence. */
|
||||
ret = stat(state_path("teams/names/%s", teamhash), &buf);
|
||||
if (-1 == ret) {
|
||||
return 0;
|
||||
}
|
||||
/*
|
||||
* stat seems to be the preferred way to check for existence.
|
||||
*/
|
||||
ret = stat(state_path("teams/names/%s", teamhash), &buf);
|
||||
if (-1 == ret) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
return 1;
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* Return values:
|
||||
-1: general error
|
||||
-2: no such team
|
||||
-3: points already awarded
|
||||
/*
|
||||
* Return values: -1: general error -2: no such team -3: points already awarded
|
||||
*/
|
||||
int
|
||||
award_points(char const *teamhash,
|
||||
char const *category,
|
||||
const long points,
|
||||
char const *uid)
|
||||
award_points(char const *teamhash, char const *category, const long points, char const *uid)
|
||||
{
|
||||
char line[100];
|
||||
int linelen;
|
||||
char *filename;
|
||||
FILE *f;
|
||||
time_t now = time(NULL);
|
||||
char line[100];
|
||||
int linelen;
|
||||
char *filename;
|
||||
FILE *f;
|
||||
time_t now = time(NULL);
|
||||
|
||||
if (! team_exists(teamhash)) {
|
||||
return ERR_NOTEAM;
|
||||
}
|
||||
if (!team_exists(teamhash)) {
|
||||
return ERR_NOTEAM;
|
||||
}
|
||||
|
||||
linelen = snprintf(line, sizeof(line),
|
||||
"%s %s %ld %s",
|
||||
teamhash, category, points, uid);
|
||||
if (sizeof(line) <= linelen) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
linelen = snprintf(line, sizeof(line), "%s %s %ld %s", teamhash, category, points, uid);
|
||||
if (sizeof(line) <= linelen) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
|
||||
if (anchored_search(state_path("points.log"), line, ' ')) {
|
||||
return ERR_CLAIMED;
|
||||
}
|
||||
if (anchored_search(state_path("points.log"), line, ' ')) {
|
||||
return ERR_CLAIMED;
|
||||
}
|
||||
|
||||
/* At one time I had this writing to a single log file, using lockf.
|
||||
This works, as long as nobody ever tries to edit the log file.
|
||||
Editing the log file would require locking it, which would block
|
||||
everything trying to score, effectively taking down the entire
|
||||
contest. If you can't lock it first--and nothing in busybox lets
|
||||
you do this--you have to bring down pretty much everything manually
|
||||
anyway.
|
||||
/*
|
||||
* At one time I had this writing to a single log file, using lockf. This works, as long as nobody ever tries to edit the
|
||||
* log file. Editing the log file would require locking it, which would block everything trying to score, effectively
|
||||
* taking down the entire contest. If you can't lock it first--and nothing in busybox lets you do this--you have to bring
|
||||
* down pretty much everything manually anyway.
|
||||
*
|
||||
* By putting new scores into new files and periodically appending those files to the main log file, it is possible to stop
|
||||
* the thing that appends, edit the file at leisure, and then start the appender back up, all without affecting things
|
||||
* trying to score: they're still able to record their score and move on.
|
||||
*/
|
||||
|
||||
By putting new scores into new files and periodically appending
|
||||
those files to the main log file, it is possible to stop the thing
|
||||
that appends, edit the file at leisure, and then start the appender
|
||||
back up, all without affecting things trying to score: they're
|
||||
still able to record their score and move on.
|
||||
*/
|
||||
filename = state_path("points.tmp/%lu.%d.%s.%s.%ld", (unsigned long) now, getpid(), teamhash, category, points);
|
||||
f = fopen(filename, "w");
|
||||
if (!f) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
|
||||
filename = state_path("points.tmp/%lu.%d.%s.%s.%ld",
|
||||
(unsigned long)now, getpid(),
|
||||
teamhash, category, points);
|
||||
f = fopen(filename, "w");
|
||||
if (! f) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
if (EOF == fprintf(f, "%lu %s\n", (unsigned long) now, line)) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
|
||||
if (EOF == fprintf(f, "%lu %s\n", (unsigned long)now, line)) {
|
||||
return ERR_GENERAL;
|
||||
}
|
||||
fclose(f);
|
||||
|
||||
fclose(f);
|
||||
/*
|
||||
* Rename into points.new
|
||||
*/
|
||||
{
|
||||
char ofn[PATH_MAX];
|
||||
|
||||
/* Rename into points.new */
|
||||
{
|
||||
char ofn[PATH_MAX];
|
||||
strncpy(ofn, filename, sizeof(ofn));
|
||||
filename = state_path("points.new/%lu.%d.%s.%s.%ld", (unsigned long) now, getpid(), teamhash, category, points);
|
||||
rename(ofn, filename);
|
||||
}
|
||||
|
||||
strncpy(ofn, filename, sizeof(ofn));
|
||||
filename = state_path("points.new/%lu.%d.%s.%s.%ld",
|
||||
(unsigned long)now, getpid(),
|
||||
teamhash, category, points);
|
||||
rename(ofn, filename);
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -7,42 +7,41 @@
|
|||
int
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
int points;
|
||||
int ret;
|
||||
char comment[512];
|
||||
int points;
|
||||
int ret;
|
||||
char comment[512];
|
||||
|
||||
if (argc != 5) {
|
||||
fprintf(stderr,
|
||||
"Usage: pointscli TEAM CATEGORY POINTS 'COMMENT'\n");
|
||||
return EX_USAGE;
|
||||
}
|
||||
ctf_chdir();
|
||||
if (argc != 5) {
|
||||
fprintf(stderr, "Usage: pointscli TEAM CATEGORY POINTS 'COMMENT'\n");
|
||||
return EX_USAGE;
|
||||
}
|
||||
ctf_chdir();
|
||||
|
||||
points = atoi(argv[3]);
|
||||
if (0 == points) {
|
||||
fprintf(stderr, "Error: award 0 points?\n");
|
||||
return EX_USAGE;
|
||||
}
|
||||
points = atoi(argv[3]);
|
||||
if (0 == points) {
|
||||
fprintf(stderr, "Error: award 0 points?\n");
|
||||
return EX_USAGE;
|
||||
}
|
||||
|
||||
snprintf(comment, sizeof comment, "--%s", argv[4]);
|
||||
snprintf(comment, sizeof comment, "--%s", argv[4]);
|
||||
|
||||
ret = award_points(argv[1], argv[2], points, comment);
|
||||
switch (ret) {
|
||||
case 0:
|
||||
return 0;
|
||||
case ERR_GENERAL:
|
||||
perror("General error");
|
||||
return EX_UNAVAILABLE;
|
||||
case ERR_NOTEAM:
|
||||
fprintf(stderr, "No such team\n");
|
||||
return EX_NOUSER;
|
||||
case ERR_CLAIMED:
|
||||
fprintf(stderr, "Duplicate entry\n");
|
||||
return EX_DATAERR;
|
||||
default:
|
||||
fprintf(stderr, "Error %d\n", ret);
|
||||
return EX_SOFTWARE;
|
||||
}
|
||||
ret = award_points(argv[1], argv[2], points, comment);
|
||||
switch (ret) {
|
||||
case 0:
|
||||
return 0;
|
||||
case ERR_GENERAL:
|
||||
perror("General error");
|
||||
return EX_UNAVAILABLE;
|
||||
case ERR_NOTEAM:
|
||||
fprintf(stderr, "No such team\n");
|
||||
return EX_NOUSER;
|
||||
case ERR_CLAIMED:
|
||||
fprintf(stderr, "Duplicate entry\n");
|
||||
return EX_DATAERR;
|
||||
default:
|
||||
fprintf(stderr, "Error %d\n", ret);
|
||||
return EX_SOFTWARE;
|
||||
}
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue