defs.php3.in 4.35 KB
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<?php
#
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# Standard definitions! 
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#
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$TBDIR          = "@prefix@/";
$WWWDEFS        = "@WWWDEFS@";

#
# Include configure selected definitions.
#
include("$WWWDEFS"."-defs.php3");

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$TBWWW_DIR	= "$TBDIR"."www/";
$TBBIN_DIR	= "$TBDIR"."bin/";
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$TBETC_DIR	= "$TBDIR"."etc/";
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$TBLIBEXEC_DIR	= "$TBDIR"."libexec/";
$TBSUEXEC_PATH  = "$TBLIBEXEC_DIR/suexec";
$TBCHKPASS_PATH = "$TBLIBEXEC_DIR/checkpass";
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$TBCSLOGINS     = "$TBETC_DIR/cslogins";
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$TBLIST_DIR     = "$TBDIR"."lists";
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$TBLIST_LEADERS = "$TBLIST_DIR"."/leaders.list";
$TBLIST_USERS   = "$TBLIST_DIR"."/users.list";
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$TBPROJ_DIR     = "/proj";
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$TBUSER_DIR	= "/users/";
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$TBNSSUBDIR     = "nsdir";
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$TBAUTHCOOKIE   = "HashCookie";
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$TBNAMECOOKIE   = "MyUidCookie";
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$TBAUTHTIMEOUT  = 21600;
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$HTTPTAG        = "http://";

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#
# Menu Formatting Stuff
#
# Color for the title on each page.
$TITLECOLOR     = "#E04050";
$BANNERCOLOR    = "#ABABE0";
$THISHOMEBASE   = "Emulab.Net";
$THISPROJECT    = "The Utah Network Testbed";

#
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# This just spits out an email address in a page, so it does not need
# to be configured per development tree. It could be though ...
# 
$TBMAILADDR     = "<a href=\"mailto:testbed-ops@flux.cs.utah.edu\"> 
                   Testbed Operations (testbed-ops@flux.cs.utah.edu)</a>";
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#
# Database constants and the like.
#
include("dbdefs.php3");

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#
# Generate the KEY from a name
#
function GENKEY ($name) {
     return crypt("TB_"."$name"."_USR", strlen($name) + 13);
}

#
# Internal errors should be reported back to the user simply. The actual 
# error information should be emailed to the list for action. The script
# should then terminate if required to do so.
#
function TBERROR ($message, $death) {
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    global $TBMAIL_WWW;

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    mail($TBMAIL_WWW,
         "TESTBED ERROR REPORT",
         "\n".
         "$message\n\n".
         "Thanks,\n".
         "Testbed WWW\n",
         "From: $TBMAIL_WWW\n".
         "Errors-To: $TBMAIL_WWW");
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    # Allow sendmail to run.
    sleep(2); 
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    if ($death) {
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	    echo "<h3><br><br>
        	  $message
	          <br>	
        	  </h3>";

	    echo "<p><p>
		  Could not continue. Please contact $TBMAILADDR\n";

	    PAGEFOOTER();
	    die("");
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    }
    return 0;
}
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#
# General user errors should print something warm and fuzzy
#
function USERERROR($message, $death) {
    echo "<h3><br><br>
          $message
          <br>
          </h3>";

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    echo "<p><p>
          Please contact <a href=\"mailto:testbed-ops@flux.cs.utah.edu\"> 
          Testbed Operations (testbed-ops@flux.cs.utah.edu)</a> 
          if you feel this message is an error.";

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    if ($death) {
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	PAGEFOOTER();
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        die("");
    }
}

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#
# A form error.
#
function FORMERROR($field) {
    USERERROR("Missing field; ".
              "Please go back and fill out the \"$field\" field!", 1);
}

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#
# Is this user an admin type?
#
function ISADMIN($uid) {
    global $TBDBNAME;

    $query_result = mysql_db_query($TBDBNAME,
	"SELECT admin FROM users WHERE uid='$uid'");

    if (! $query_result) {
        $err = mysql_error();
        TBERROR("Database Error getting admin status for $uid: $err\n", 1);
    }

    $row = mysql_fetch_row($query_result);
    $admin  = $row[0];

    return $admin;
}

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#
# Run a program as a user.
#
function SUEXEC($uid, $gid, $cmdandargs, $die) {
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    global $TBSUEXEC_PATH;
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    ignore_user_abort(1);

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    $output = array();
    $retval = 0;
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    $result = exec("$TBSUEXEC_PATH $uid $gid $cmdandargs",
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		   $output, $retval);

    if ($retval) {
	$foo = "";
        for ($i = 0; $i < count($output); $i++) {
	      $foo = "$foo $output[$i]";
	}
	
	TBERROR("suexec failure. Cmd was \"$cmdandargs\". Error output:\n\n".
                "$foo", $die);
    }
    return $retval;
}

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#
# Verify a URL.
#
function VERIFYURL($url) {
    global $HTTPTAG;

    if (strlen($url)) {
	if (strstr($url, " ")) {
	    USERERROR("URL ($url) is malformed; spaces are not allowed. ".
		      "Please go back and fix it up.", 1);
	}
	
	if (strcmp($HTTPTAG, substr($url, 0, strlen($HTTPTAG)))) {
	    USERERROR("URL ($url) must begin with $HTTPTAG. ".
		      "Please go back and fix it up.", 1);
	}
	$fp = @fopen($url, "r");
	if (! $fp) {
	    USERERROR("URL ($url) is not valid (cannot be accessed). ".
		      "Please go back and fix it up.", 1);
	}
	fclose($fp);
    }
    return 0;
}


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#
# Beware empty spaces (cookies)!
# 
require("tbauth.php3");
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#
# Okay, this is what checks the login and spits out the menu.
#
require("menu.php3");
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?>