Jails

README.md

@@ -17,6 +17,7 @@ is in a directory named src):
     ln ~/src/index.html public_html/index.html
     ln -s ~/src/dbcreate.sql public_html/dbcreate.sql
     ln -s ~/src/readme public_html/readme
+    ln -s ~/src/lib public_html/lib    
 
 suexec and userdir options must be active within Apache. We cannot use 
 symbolic links for the `createcontest` scripts since they are directly 

createcontest2.php

@@ -1,4 +1,5 @@
 <?php
+
 include_once("lib/session.inc");
 include_once("lib/create.inc");
 if($_POST['B1'] == "Submit") {
@@ -154,29 +155,26 @@
    system($cmd2, $result);
 echo"Finished.</p>\n";
 echo "<p>Creating Database . . . ";
-   $mypwd = "pc2bgone";
+   $mypwd = "password";
    $cmd3 = "mysqladmin --password=$mypwd -u root create $db_name";
+echo "<br />[$cmd3]<br />";
    system($cmd3, $result);
    $cmd3 = "mysql --password=$mypwd -u root $db_name < dbcreate.sql";
+echo "<br />[$cmd3]<br />";
    system($cmd3, $result);
    $cmd4 = "cp -r develop/ ./";
    $cmd4 .= $contest;
 echo "<br />[$cmd4]<br />";
    system($cmd4, $result);
 $dbU = "contest_skeleton";
-$link = mysql_connect($dbhost, $dbU, $dbpw);
+$link = mysqli_connect($dbhost, $dbU, $dbpw, $db_name);
 if (!$link) {
     print "Sorry.  Database connect failed.";
     exit;
 }
 
-$connect_good = mysql_select_db($db_name);
-if (!$connect_good) {
-    print "Sorry.  Database selection failed.";
-    exit;
-}
 $base_dir = "/home/contest/$contest";
-$contest_info = mysql_query("INSERT INTO CONTEST_CONFIG (HOST, CONTEST_NAME, FREEZE_DELAY, CONTEST_END_DELAY, BASE_DIRECTORY, JUDGE_USER) VALUES ('$HOST', '$contest', '14400', '18000', '$base_dir', 'judge')");
+$contest_info = mysqli_query($link, "INSERT INTO CONTEST_CONFIG (HOST, CONTEST_NAME, FREEZE_DELAY, CONTEST_END_DELAY, BASE_DIRECTORY, JUDGE_USER) VALUES ('$HOST', '$contest', '14400', '18000', '$base_dir', 'judge')");
 if (!$contest_info) {
     print "Sorry.  Database request (INSERT) failed.";
     exit;
@@ -239,7 +237,8 @@
 $chk = fwrite($fhdl, $file);
 fclose($fhdl);
 #-----------------------------------------------------------------
-echo "<p>To finish setting up the contest go to: <a href='http://jacob.cse.taylor.edu/~contest/$contest_noesc/admin'>Administration setup</a></p>";
+$username = get_current_user();
+echo "<p>To finish setting up the contest go to: <a href='http://$_SERVER[SERVER_NAME]/~$username/$contest_noesc/admin'>Administration setup</a></p>";
 ?>
 </center></b></td></tr>
 </body>

dbcreate.sql

@@ -183,8 +183,8 @@ DROP TABLE IF EXISTS CONTEST_CONFIG;
 CREATE TABLE CONTEST_CONFIG (
   HOST char(30) NOT NULL default '',
   CONTEST_NAME char(30) NOT NULL default '',
-  CONTEST_DATE date NOT NULL,
-  START_TIME time NOT NULL,
+  CONTEST_DATE date NOT NULL default '2001-01-01',
+  START_TIME time NOT NULL default '12:00',
   FREEZE_DELAY int(11) NOT NULL default '0',
   CONTEST_END_DELAY int(11) NOT NULL default '0',
   BASE_DIRECTORY char(255) NOT NULL default '',

develop/jail_scripts/c_jail.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+if [ ! -d "c_jail" ]; then
+	mkdir c_jail 
+fi
+
+mkdir ./c_jail/usr
+mkdir ./c_jail/usr/bin
+mkdir ./c_jail/usr/lib
+mkdir ./c_jail/bin
+mkdir ./c_jail/lib64
+mkdir ./c_jail/lib
+mkdir ./c_jail/lib/x86_64-linux-gnu
+cp /bin/sh ./c_jail/bin/sh
+cp /lib/x86_64-linux-gnu/libc.so.6 ./c_jail/lib/x86_64-linux-gnu/libc.so.6
+cp /lib64/ld-linux-x86-64.so.2 ./c_jail/lib64/ld-linux-x86-64.so.2

develop/jail_scripts/cpp_jail.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+if [ ! -d "cpp_jail" ]; then
+	mkdir cpp_jail
+fi
+
+mkdir ./cpp_jail/usr
+mkdir ./cpp_jail/usr/bin
+mkdir ./cpp_jail/usr/lib
+mkdir ./cpp_jail/bin
+mkdir ./cpp_jail/lib64
+mkdir ./cpp_jail/lib
+mkdir ./cpp_jail/lib/x86_64-linux-gnu
+cp /bin/sh ./cpp_jail/bin/sh
+cp /lib/x86_64-linux-gnu/libc.so.6 ./cpp_jail/lib/x86_64-linux-gnu/libc.so.6
+cp /lib/x86_64-linux-gnu/libgcc_s.so.1 ./cpp_jail/lib/x86_64-linux-gnu/libgcc_s.so.1
+cp /lib/x86_64-linux-gnu/libm.so.6 ./cpp_jail/lib/x86_64-linux-gnu/libm.so.6
+cp /lib64/ld-linux-x86-64.so.2 ./cpp_jail/lib64/ld-linux-x86-64.so.2
+cp /usr/bin/sh ./cpp_jail/usr/bin/sh
+cp /usr/lib/x86_64-linux-gnu ./cpp_jail/usr/lib/x86_64-linux-gnu

develop/jail_scripts/java_jail.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+if [ ! -d "java_jail" ]; then
+	mkdir java_jail
+fi
+mkdir ./java_jail/usr
+mkdir ./java_jail/usr/bin
+mkdir ./java_jail/usr/lib
+mkdir ./java_jail/usr/lib/jvm
+mkdir ./java_jail/bin
+mkdir ./java_jail/lib64
+mkdir ./java_jail/lib
+mkdir ./java_jail/lib/x86_64-linux-gnu
+mkdir /usr/lib/jvm/java-6-openjdk-amd64
+mkdir ./java_jail/usr/lib/jvm/java-1.8.0-openjdk-amd64
+cp /bin/sh ./java_jail/bin/sh
+cp /lib/x86_64-linux-gnu/libpthread.so.0 ./java_jail/lib/x86_64-linux-gnu/
+cp /lib/x86_64-linux-gnu/libdl.so.2 ./java_jail/lib/x86_64-linux-gnu/
+cp /lib/x86_64-linux-gnu/libc.so.6 ./java_jail/lib/x86_64-linux-gnu/
+cp /lib64/ld-linux-x86-64.so.2 ./java_jail/lib64
+cp /lib/x86_64-linux-gnu/libz.so.1 ./java_jail/lib/x86_64-linux-gnu/
+cp -r /usr/lib/jvm/java-1.8.0-openjdk-amd64/* ./java_jail/usr/lib/jvm/java-1.8.0-openjdk-amd64/

public_html/admin/lib/contest_info.inc

@@ -10,14 +10,14 @@
 # arch-tag: lib/contest_info.inc
 #
 
-$contest_info = mysql_query("SELECT * FROM CONTEST_CONFIG");
+$contest_info = mysqli_query($link, "SELECT * FROM CONTEST_CONFIG");
 if (!$contest_info) {
     print "Sorry.  Database request (CONTEST_CONFIG) failed.  Retrying...";
     exit;
 }
 
-$row = mysql_fetch_assoc($contest_info);
-    if (mysql_num_rows($contest_info) < 1) {
+$row = mysqli_fetch_assoc($contest_info);
+    if (mysqli_num_rows($contest_info) < 1) {
         print "Sorry.  No contest configuration information exists.<br /> ";
         print "Please contact a system administrator.";
         #exit;

public_html/admin/lib/data.inc

@@ -10,26 +10,21 @@
 # arch-tag: lib/data.inc
 #
 
-$link = mysql_connect($db_host, $db_user, $db_pass);
+$link = mysqli_connect($db_host, $db_user, $db_pass, $db_name);
 if (!$link) {
     print "Sorry.  Database connect failed.  Retrying...";
     exit;
 }
 
-$connect_good = mysql_select_db($db_name);
-if (!$connect_good) {
-    print "Sorry.  Database selection failed.  Retrying...";
-    exit;
-}
 
-$contest_info = mysql_query("SELECT * FROM CONTEST_CONFIG");
+$contest_info = mysqli_query($link, "SELECT * FROM CONTEST_CONFIG");
 if (!$contest_info) {
     print "Sorry.  Database request (CONTEST_CONFIG) failed.  Retrying...";
     exit;
 }
 
-$row = mysql_fetch_assoc($contest_info);
-if (mysql_num_rows($contest_info) > 0) {
+$row = mysqli_fetch_assoc($contest_info);
+if (mysqli_num_rows($contest_info) > 0) {
     $contest_host = $row['HOST'];
     $contest_name = $row['CONTEST_NAME'];
     $contest_date = $row['CONTEST_DATE'];
@@ -54,13 +49,13 @@ if (mysql_num_rows($contest_info) > 0) {
     $contest_end_ts = $contest_start_ts + $contest_end_time;
 
 
-$teams_query = mysql_query("SELECT * FROM TEAMS");
+$teams_query = mysqli_query($link, "SELECT * FROM TEAMS");
 if (!$teams_query) {
     print "Sorry.  Database request (TEAMS) failed.  Retrying...";
     exit;
 }
-$num_teams = mysql_num_rows($teams_query);
-while ($row = mysql_fetch_assoc($teams_query)) {
+$num_teams = mysqli_num_rows($teams_query);
+while ($row = mysqli_fetch_assoc($teams_query)) {
     $team_id = $row['TEAM_ID'];
     $team_user = $row['USERNAME'];
     $teams[$team_id]['user'] = $team_user;
@@ -102,12 +97,12 @@ while ($row = mysql_fetch_assoc($teams_query)) {
 $sql = "SELECT ct.TEAM_ID, c.CATEGORY_NAME";
 $sql .= " FROM CATEGORY_TEAM ct, CATEGORIES c";
 $sql .= " WHERE ct.CATEGORY_ID = c.CATEGORY_ID";
-$categories_query = mysql_query($sql);
+$categories_query = mysqli_query($link, $sql);
 if (!$categories_query) {
     print "Sorry.  Database request (CATEGORIES) failed.  Retrying...";
     exit;
 }
-while ($row = mysql_fetch_assoc($categories_query)) {
+while ($row = mysqli_fetch_assoc($categories_query)) {
     $cat_name = $row['CATEGORY_NAME'];
     if ($cat_name) {
 	$categories[$cat_name]['name'] = $cat_name;
@@ -121,26 +116,26 @@ while ($row = mysql_fetch_assoc($categories_query)) {
 }
 
 $problem_url = "problems";
-$problems_query = mysql_query("SELECT * FROM PROBLEMS");
+$problems_query = mysqli_query($link, "SELECT * FROM PROBLEMS");
 if (!$problems_query) {
     print "Sorry.  Database request (PROBLEMS) failed.  Retrying...";
     exit;
 }
 
-$num_problems = mysql_num_rows($problems_query);
-while ($row = mysql_fetch_assoc($problems_query)) {
+$num_problems = mysqli_num_rows($problems_query);
+while ($row = mysqli_fetch_assoc($problems_query)) {
     $problem_id = $row['PROBLEM_ID'];
     $problems[$problem_id]['id'] = $row['PROBLEM_ID'];
     $problems[$problem_id]['name'] = $row['PROBLEM_NAME'];
     $problems[$problem_id]['loc'] = $row['PROBLEM_LOC'];
 }
 
-$responses_query = mysql_query("SELECT * FROM RESPONSES");
+$responses_query = mysqli_query($link, "SELECT * FROM RESPONSES");
 if (!$responses_query) {
     print "Sorry.  Database request (RESPONSES) failed.  Retrying...";
     exit;
 }
-while ($row = mysql_fetch_assoc($responses_query)) {
+while ($row = mysqli_fetch_assoc($responses_query)) {
     $response_id = $row['RESPONSE_ID'];
     $responses[$response_id]['response'] = $row['RESPONSE'];
     $responses[$response_id]['color'] = $row['RESPONSE_COLOR'];

public_html/admin/lib/header.inc

@@ -9,22 +9,17 @@
 # arch-tag: admin/lib/header.inc
 #
 
-$link = mysql_connect($db_host, $db_user, $db_pass);
+$link = mysqli_connect($db_host, $db_user, $db_pass, $db_name);
 if (!$link) {
     print "Sorry.  Database connect failed.  Retrying...";
     exit;
 }
 
-$connect_good = mysql_select_db($db_name);
-if (!$connect_good) {
-    print "Sorry.  Database selection failed.  Retrying...";
-    exit;
-}
 	include_once ("../lib/config.inc");
 #	include_once ("../lib/data.inc");
 	include_once ("lib/session.inc");
-	$result = mysql_query("SELECT * FROM CONTEST_CONFIG");
-	if (mysql_num_rows($result) > 0) {
+	$result = mysqli_query($link, "SELECT * FROM CONTEST_CONFIG");
+	if (mysqli_num_rows($result) > 0) {
 		include_once ("lib/contest_info.inc");
 	}
 ?>
@@ -68,13 +63,13 @@ if (!$connect_good) {
 				<?php $lang_sql = "SELECT 	sum(REPLACE_HEADERS) AS heads,";
 				$lang_sql  .= "		sum(CHECK_BAD_WORDS) AS bad_words ";
 				$lang_sql  .= "FROM LANGUAGE";
-				$sel_sql = mysql_query($lang_sql);
+				$sel_sql = mysqli_query($link, $lang_sql);
 				if (!$sel_sql) {
 					echo "Error!  Could not create the header ";
 					echo "correctly.<br /> Please contact an ";
 					echo "administrator.";
 				}
-				$contest_stuff = mysql_fetch_assoc($sel_sql);
+				$contest_stuff = mysqli_fetch_assoc($sel_sql);
 				if ($contest_stuff['heads'] > 0) { ?>
 				<a href="setup_headers.php">Headers</a> &nbsp;
 				<?php }