defs.php3.in 22 KB
Newer Older
1 2
<?php
#
3
# Copyright (c) 2000-2016 University of Utah and the Flux Group.
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
23
#
24 25 26

#
# Standard definitions.
27
#
28
$TBDIR          = "@prefix@/";
29
$OURDOMAIN      = "@OURDOMAIN@";
30
$BOSSNODE       = "@BOSSNODE@";
31
$USERNODE       = "@USERNODE@";
32
$CVSNODE	= "cvs.${OURDOMAIN}";
33
$WIKINODE	= $USERNODE;
34
$TBADMINGROUP   = "@TBADMINGROUP@";
35 36 37 38 39 40 41
$WWWHOST	= "@WWWHOST@";
$WWW		= "@WWW@";
$TBAUTHDOMAIN	= "@TBAUTHDOMAIN@";
$TBBASE		= "@TBBASE@";
$TBDOCBASE	= "@TBDOCBASE@";
$TBWWW		= "@TBWWW@";
$THISHOMEBASE	= "@THISHOMEBASE@";
42
$ELABINELAB     = @ELABINELAB@;
43
$PLABSUPPORT    = @PLABSUPPORT@;
44
$PUBSUPPORT     = @PUBSUPPORT@;
45
$WIKISUPPORT    = @WIKISUPPORT@;
46
$TRACSUPPORT    = @TRACSUPPORT@;
47
$BUGDBSUPPORT   = @BUGDBSUPPORT@;
48
$CVSSUPPORT     = @CVSSUPPORT@;
49
$MAILMANSUPPORT = @MAILMANSUPPORT@;
50
$DOPROVENANCE   = @IMAGEPROVENANCE@;
51
$CHATSUPPORT    = @CHATSUPPORT@;
52
$PROTOGENI      = @PROTOGENI_SUPPORT@;
Leigh Stoller's avatar
Leigh Stoller committed
53
$GENIRACK       = @PROTOGENI_GENIRACK@;
54
$PROTOGENI_GENIWEBLOGIN = @PROTOGENI_GENIWEBLOGIN@;
55
$ISCLRHOUSE     = @PROTOGENI_ISCLEARINGHOUSE@;
56
$EXP_VIS        = @EXP_VIS_SUPPORT@;
57
$ISOLATEADMINS  = @ISOLATEADMINS@;
58
$CONTROL_NETWORK= "@CONTROL_NETWORK@";
59
$CONTROL_NETMASK= "@CONTROL_NETMASK@";
60 61
$WIKIHOME       = "https://${USERNODE}/twiki";
$WIKIURL        = "${WIKIHOME}/bin/newlogon";
62
$WIKICOOKIENAME = "WikiCookie";
63 64
$BUGDBURL       = "https://${USERNODE}/flyspray";
$BUGDBCOOKIENAME= "FlysprayCookie";
65
$TRACCOOKIENAME = "TracCookie";
66
$MAILMANURL     = "http://${USERNODE}/mailman";
67
$OPSCVSURL      = "http://${USERNODE}/cvsweb/cvsweb.cgi";
68
$OPSJETIURL     = "http://${USERNODE}/jabber/jeti.php";
69
$WIKIDOCURL     = "http://${WIKINODE}/wikidocs/wiki";
70
$FORUMURL       = "http://groups.google.com/group/emulab-users";
71 72
$MIN_UNIX_UID   = @MIN_UNIX_UID@;
$MIN_UNIX_GID   = @MIN_UNIX_GID@;
Leigh Stoller's avatar
Leigh Stoller committed
73
$EXPOSELINKTEST = 1;
74
$EXPOSESTATESAVE= 0;
75
$EXPOSEARCHIVE  = 0;
76
$EXPOSETEMPLATES= 0;
77
$USERSELECTUIDS = 1;
78
$REMOTEWIKIDOCS = @REMOTEWIKIDOCS@;
79
$FLAVOR         = "Emulab";
80
$GMAP_API_KEY   = "@GMAP_API_KEY@";
81
$NONAMEDSETUP	= @DISABLE_NAMED_SETUP@;
82
$OPS_VM		= @OPSVM_ENABLE@;
83 84
$PORTAL_ENABLE  = @PORTAL_ENABLE@;
$PORTAL_ISPRIMARY = @PORTAL_ISPRIMARY@;
85
$SPEWFROMOPS    = @SPEWFROMOPS@;
86
$BROWSER_CONSOLE_ENABLE = @BROWSER_CONSOLE_ENABLE@;
Leigh Stoller's avatar
Leigh Stoller committed
87 88
$IPV6_ENABLED       = @IPV6_ENABLED@;
$IPV6_SUBNET_PREFIX = "@IPV6_SUBNET_PREFIX@";
89
$TBMAILTAG      = $THISHOMEBASE;
90 91
$WITHZFS        = @WITHZFS@;
$ZFS_NOEXPORT   = @ZFS_NOEXPORT@;
92

93 94 95 96 97 98
$TBMAILADDR_OPS		= "@TBOPSEMAIL_NOSLASH@";
$TBMAILADDR_WWW		= "@TBWWWEMAIL_NOSLASH@";
$TBMAILADDR_APPROVAL	= "@TBAPPROVALEMAIL_NOSLASH@";
$TBMAILADDR_LOGS	= "@TBLOGSEMAIL_NOSLASH@";
$TBMAILADDR_AUDIT	= "@TBAUDITEMAIL_NOSLASH@";

99 100 101 102 103
# Can override this in the defs file. 
$TBAUTHTIMEOUT  = "@TBAUTHTIMEOUT@";
$TBMAINSITE     = "@TBMAINSITE@";
$TBSECURECOOKIES= "@TBSECURECOOKIES@";
$TBCOOKIESUFFIX = "@TBCOOKIESUFFIX@";
104
$FANCYBANNER    = "@FANCYBANNER@";
105

Leigh Stoller's avatar
Leigh Stoller committed
106 107
$TBWWW_DIR	= "$TBDIR"."www/";
$TBBIN_DIR	= "$TBDIR"."bin/";
108
$TBETC_DIR	= "$TBDIR"."etc/";
109 110 111
$TBLIBEXEC_DIR	= "$TBDIR"."libexec/";
$TBSUEXEC_PATH  = "$TBLIBEXEC_DIR/suexec";
$TBCHKPASS_PATH = "$TBLIBEXEC_DIR/checkpass";
112
$TBCSLOGINS     = "$TBETC_DIR/cslogins";
113
$UUIDGEN_PATH   = "@UUIDGEN@";
114

115 116
#
# Hardcoded check against $WWWHOST, to prevent anyone from accidentally setting
117
# $TBMAINSITE when it should not be
118 119 120 121 122
#
if ($WWWHOST != "www.emulab.net") {
    $TBMAINSITE = 0;
}

123 124 125 126 127 128 129 130 131 132 133 134 135 136
#
# The wiki docs either come from the local node, or in most cases
# they are redirected back to Utah's emulab.
#
if ($TBMAINSITE) {
    $WIKIDOCURL  = "https://${WIKINODE}/wikidocs/wiki";
}
elseif ($REMOTEWIKIDOCS) {
    $WIKIDOCURL  = "https://wiki.emulab.net/wikidocs/wiki";
}
else {
    $WIKIDOCURL  = "/wikidocs/wiki";
}

137 138 139 140
$TBPROJ_DIR     = "@PROJROOT_DIR@";
$TBUSER_DIR	= "@USERSROOT_DIR@";
$TBGROUP_DIR	= "@GROUPSROOT_DIR@";
$TBSCRATCH_DIR	= "@SCRATCHROOT_DIR@";
141
$TBCVSREPO_DIR  = "$TBPROJ_DIR/cvsrepos";
Leigh Stoller's avatar
Leigh Stoller committed
142
$TBNSSUBDIR     = "nsdir";
Leigh Stoller's avatar
Leigh Stoller committed
143

144 145 146 147 148 149 150
$TBVALIDDIRS	  = "$TBPROJ_DIR, $TBUSER_DIR, $TBGROUP_DIR";
$TBVALIDDIRS_HTML = "<code>$TBPROJ_DIR</code>, <code>$TBUSER_DIR</code>, <code>$TBGROUP_DIR</code>";
if ($TBSCRATCH_DIR) {
    $TBVALIDDIRS .= ", $TBSCRATCH_DIR";
    $TBVALIDDIRS_HTML .= ", <code>$TBSCRATCH_DIR</code>";
}

151 152
$TBAUTHCOOKIE   = "NewHashCookie" . $TBCOOKIESUFFIX;
$TBNAMECOOKIE   = "NewMyUidCookie" . $TBCOOKIESUFFIX;
153
$TBEMAILCOOKIE  = "MyEmailCookie" . $TBCOOKIESUFFIX;
154
$TBLOGINCOOKIE  = "NewLoginCookie" . $TBCOOKIESUFFIX;
155

156
$HTTPTAG        = "http://";
157
$HTTPSTAG       = "https://";
158

159 160 161 162 163
$TBMAIL_OPS		= "Testbed Ops <$TBMAILADDR_OPS>";
$TBMAIL_WWW		= "Testbed WWW <$TBMAILADDR_WWW>";
$TBMAIL_APPROVAL	= "Testbed Approval <$TBMAILADDR_APPROVAL>";
$TBMAIL_LOGS		= "Testbed Logs <$TBMAILADDR_LOGS>";
$TBMAIL_AUDIT		= "Testbed Audit <$TBMAILADDR_AUDIT>";
164
$TBMAIL_NOREPLY		= "no-reply@$OURDOMAIN";
165

166
#
167 168 169
# 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 ...
# 
170 171
$TBMAILADDR     = "<a href=\"mailto:$TBMAILADDR_OPS\">
                      Testbed Operations ($TBMAILADDR_OPS)</a>";
172

173 174 175
# So subscripts always know ...
putenv("HTTP_SCRIPT=1");

176 177 178 179 180 181
#
# Special headers alterting browsers to the fact that there's an RSS feed
# available for the page. Intended to be passed as an $extra_headers argument
# to PAGEHEADER
#
$RSS_HEADER_NEWS = "<link rel=\"alternate\" type=\"application/rss+xml\" " .
182
           "title=\"Emulab News\" href=\"$TBDOCBASE/news-rss.php3?protogeni=0\" />";
183

184 185 186
$RSS_HEADER_PGENINEWS =
   "<link rel=\"alternate\" type=\"application/rss+xml\" " .
   "title=\"ProtoGeni News\" href=\"$TBDOCBASE/news-rss.php3?protogeni=1\"/>";
187

Kirk Webb's avatar
Kirk Webb committed
188 189 190 191 192
$RSS_HEADER_PNNEWS =
   "<link rel=\"alternate\" type=\"application/rss+xml\" " .
   "title=\"PhantomNet News\" href=\"$TBDOCBASE/news-rss.php3?phantomnet=1\"/>";

#
193 194 195 196
# See if we should override any of the global web variables based on the
# virtual domain.  We include a site-dependent definitions file.
#
$ALTERNATE_DOMAINS = array();
197
$ISALTDOMAIN       = 0;
198 199 200 201
$DOMVIEW           = NULL;
$altdomfile = strtolower("alternate_domains_${OURDOMAIN}.php");
if (file_exists($altdomfile)) {
    include($altdomfile);
Kirk Webb's avatar
Kirk Webb committed
202
}
203
SetDomainDefs();
Kirk Webb's avatar
Kirk Webb committed
204

205 206 207 208
#
# Database constants and the like.
#
include("dbdefs.php3");
209
include("url_defs.php");
210 211 212
include("user_defs.php");
include("group_defs.php");
include("project_defs.php");
213
include("experiment_defs.php");
214

215 216 217 218 219 220 221 222
#
# Control how error messages are returned to the user. If the session is
# not actually "interactive" then do not send any output to the browser.
# Just save it up and let the page deal with it. 
#
$session_interactive  = 1;
$session_errorhandler = 0;

223 224 225 226 227 228 229 230
#
# Wrap up the mail function so we can prepend a tag to the subject
# line that indicates what testbed. Useful when multiple testbed
# email to the same list.
#
# 
function TBMAIL($to, $subject, $message, $headers = 0)
{
231
    global $TBMAILTAG;
232

233
    $subject = strtoupper($TBMAILTAG) . ": $subject";
234

235
    $tag = "X-NetBed: " . basename($_SERVER["SCRIPT_NAME"]);
236 237 238 239 240 241 242 243
    
    if ($headers) {
	$headers = "$headers\n" . $tag;
    }
    else {
	$headers = $tag;
    }
    return mail($to, $subject, $message, $headers);
244 245
}

246 247 248 249 250
#
#
# Identical to perl function of the same name
#
#
251 252
function SendProjAdminMail($project, $from, $to,
			   $subject, $message, $headers = "")
253
{
254
    global $MAILMANSUPPORT, $TBMAIL_APPROVAL, $TBMAIL_AUDIT;
255
    global $OURDOMAIN, $TBMAIL_WWW, $TBMAILTAG;
256 257 258 259
    $pid = $project->pid();
    
    $projadminmail =
	($project->isAPT() ? "aptlab-approval@aptlab.net" :
260 261 262
	 ($project->isCloud() ? "cloudlab-approval@cloudlab.us" :
	  ($project->isPNet() ? "phantomnet-approval@phantomnet.org" :
	   $TBMAIL_APPROVAL)));
263 264
    $TBMAILTAG =
	($project->isAPT() ? "aptlab.net" :
265 266 267
	 ($project->isCloud() ? "cloudlab.us" : 
	  ($project->isPNet() ? "phantomnet.org" :
	   $TBMAILTAG)));
268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293
    if ($headers) {
        $headers .= "\n";
    }
    if ($from == 'ADMIN') {
	$from = $projadminmail;
	$headers .= "Bcc: $projadminmail\n";
    } elseif ($to == 'ADMIN') {
	$to = $projadminmail;
	$headers .= "Reply-To: $projadminmail\n";
    } else {
	$headers .= "Bcc: $projadminmail\n";
    }
    $headers .= "From: $from\n";
    if ($from == 'AUDIT') {
	$from = $TBMAIL_AUDIT;
	$headers .= "Bcc: $TBMAIL_AUDIT\n";
    } elseif ($to == "AUDIT") {
	$to = $TBMAIL_AUDIT;
    } else {
	$headers .= "Bcc: $TBMAIL_AUDIT\n";
    }
    $headers .= "Errors-To: $TBMAIL_WWW\n"; # FIXME: Why?
    $headers = substr($headers, 0, -1);
    TBMAIL($to, $subject, $message, $headers);
}

294 295 296 297 298
#
# 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.
#
299
function TBERROR ($message, $death, $xmp = 0) {
300 301 302
    global $TBMAIL_WWW, $TBMAIL_OPS, $TBMAILADDR, $TBMAILADDR_OPS;
    global $session_interactive, $session_errorhandler;
    $script = urldecode($_SERVER['REQUEST_URI']);
303

304 305
    CLEARBUSY();

306 307
    TBMAIL($TBMAIL_OPS,
         "WEB ERROR REPORT",
308
         "\n".
309
	 "In $script\n\n".
310 311 312
         "$message\n\n".
         "Thanks,\n".
         "Testbed WWW\n",
313
         "From: $TBMAIL_OPS\n".
314
         "Errors-To: $TBMAIL_WWW");
315

316
    if ($death) {
317 318 319 320 321 322 323
	if ($session_interactive)
	    PAGEERROR("Could not continue. Please contact $TBMAILADDR");
	elseif ($session_errorhandler) {
	    $session_errorhandler("Could not continue. ".
				  "Please contact $TBMAILADDR_OPS", $death);
	}
	exit(1);
324 325 326
    }
    return 0;
}
Leigh Stoller's avatar
Leigh Stoller committed
327 328

#
329 330 331 332 333
# General user errors should print something warm and fuzzy.  If a
# header is not already printed and the dealth paramater is true, then
# assume the error is a precheck error and send an appropriate HTTP
# response to prevent robots from indexing the page.  This currently
# defaults to a "400 Bad Request", but that may change in the future.
Leigh Stoller's avatar
Leigh Stoller committed
334
#
335 336
function USERERROR($message, $death = 1, 
	           $status_code = HTTP_400_BAD_REQUEST) {
337
    global $TBMAILADDR;
338 339
    global $session_interactive, $session_errorhandler;

340 341
    CLEARBUSY();

342 343 344 345 346 347 348 349 350 351
    if (! $session_interactive) {
	if ($session_errorhandler)
	    $session_errorhandler($message, $death);
	else
	    echo "$message";

	if ($death)
	    exit(1);
	return;
    }
352

353
    $msg = "<font size=+1><br>
354
            $message
355
      	    </font>
356
            <br><br><br>
357 358 359
            <font size=-1>
            Please contact $TBMAILADDR if you feel this message is an error.
            </font>\n";
360

Leigh Stoller's avatar
Leigh Stoller committed
361
    if ($death) {
362
	PAGEERROR($msg, $status_code);
Leigh Stoller's avatar
Leigh Stoller committed
363
    }
364 365
    else
        echo "$msg\n";
Leigh Stoller's avatar
Leigh Stoller committed
366 367
}

368 369 370 371 372 373 374 375
#
# A form error.
#
function FORMERROR($field) {
    USERERROR("Missing field; ".
              "Please go back and fill out the \"$field\" field!", 1);
}

376 377 378
#
# A page argument error. 
# 
379
function PAGEARGERROR($msg = 0) {
380 381
    $default = "Invalid page arguments: " .
          	htmlspecialchars($_SERVER['REQUEST_URI']);
382 383 384 385

    if ($msg) {
	$default = "$default<br><br>$msg";
    }
386
    USERERROR($default, 1, HTTP_400_BAD_REQUEST);
387 388
}

389
#
390
# SUEXEC stuff.
391
#
392 393
# Save this stuff so we can generate better error messages and such.
# 
394 395 396 397
$suexec_cmdandargs   = "";
$suexec_retval       = 0;
$suexec_output       = "";
$suexec_output_array = null;
398

399 400 401 402 403 404 405
#
# Actions for suexec. 
#
define("SUEXEC_ACTION_CONTINUE",	0);
define("SUEXEC_ACTION_DIE",		1);
define("SUEXEC_ACTION_USERERROR",	2);
define("SUEXEC_ACTION_IGNORE",		3);
406
define("SUEXEC_ACTION_DUPDIE",		4);
407 408
# SUEXEC_ACTION_MAIL_TBLOGS to be ored with one of the above actions
define("SUEXEC_ACTION_MAIL_TBLOGS",     64);
409

410 411 412 413 414
#
# An suexec error.
#
function SUEXECERROR($action)
{
415
    global $suexec_cmdandargs, $suexec_retval;
416
    global $suexec_output;
417

418 419
    $foo  = "Shell Program Error. Exit status: $suexec_retval\n";
    $foo .= "  '$suexec_cmdandargs'\n";
420 421 422
    $foo .= "\n";
    $foo .= $suexec_output;

423 424
    switch ($action) {
    case SUEXEC_ACTION_CONTINUE:
425
	TBERROR($foo, 0, 1);
426 427 428 429 430 431 432 433 434
        break;
    case SUEXEC_ACTION_DIE:
	TBERROR($foo, 1, 1);
        break;
    case SUEXEC_ACTION_USERERROR:
	USERERROR("<XMP>$foo</XMP>", 1);
        break;
    case SUEXEC_ACTION_IGNORE:
	break;
435 436 437 438
    case SUEXEC_ACTION_DUPDIE:
	TBERROR($foo, 0, 1);
	USERERROR("<XMP>$foo</XMP>", 1);
        break;
439 440 441 442 443 444 445 446 447 448
    default:
	TBERROR($foo, 1, 1);
    }
}

#
# Run a program as a user.
#
function SUEXEC($uid, $gid, $cmdandargs, $action) {
    global $TBSUEXEC_PATH;
449 450
    global $suexec_cmdandargs, $suexec_retval;
    global $suexec_output, $suexec_output_array;
451 452 453 454 455 456 457
    global $TBMAIL_LOGS;

    $mail_tblog = 0;
    if ($action & SUEXEC_ACTION_MAIL_TBLOGS) {
	$action &= ~SUEXEC_ACTION_MAIL_TBLOGS;
	$mail_tblog = 1;
    }
458 459 460

    ignore_user_abort(1);

461 462 463 464
    $suexec_cmdandargs   = "$uid $gid $cmdandargs";
    $suexec_output_array = array();
    $suexec_output       = "";
    $suexec_retval       = 0;
465
    
466 467 468 469 470 471 472
    exec("$TBSUEXEC_PATH $suexec_cmdandargs",
	 $suexec_output_array, $suexec_retval);

    # Yikes! Something is not doing integer conversion properly!
    if ($suexec_retval == 255) {
	$suexec_retval = -1;
    }
473 474 475 476
    #
    # suexec.c puts its error message between 100 and 125. Convert that
    # to an internal error and generate an error that says something useful.
    #
477 478 479 480
    if ($suexec_retval >= 100 && $suexec_retval <= 125 &&
        !count($suexec_output_array)) {
        $suexec_output_array[0] =
            "Internal suexec error $suexec_retval. See the suexec log";
481 482
        $suexec_retval = -1;
    }
483 484 485 486 487 488

    if (count($suexec_output_array)) {
	for ($i = 0; $i < count($suexec_output_array); $i++) {
	    $suexec_output .= "$suexec_output_array[$i]\n";
	}
    }
489

490 491 492 493 494 495 496 497 498
    if ($mail_tblog) {
	$mesg  = "$TBSUEXEC_PATH $suexec_cmdandargs\n";
	$mesg .= "Return Value: $suexec_retval\n\n";
	$mesg .= "--------- OUTPUT ---------\n";
	$mesg .= $suexec_output;
	
	TBMAIL($TBMAIL_LOGS, "suexec: $cmdandargs", $mesg);
    }

499 500 501 502 503 504 505
    #
    # The output is still available of course, via $suexec_output.
    # 
    if ($suexec_retval == 0 || $action == SUEXEC_ACTION_IGNORE) {
	return $suexec_retval;
    }
    SUEXECERROR($action);
506 507
    # Must return the shell value!
    return $suexec_retval;
508 509
}

510 511 512 513 514 515
#
# We invoke addpubkey as user nobody all the time. The implied user is passed
# along in an HTTP_ variable (see tbauth). This avoids a bunch of confusion
# that results from new users who do not have a context yet. 
#
function ADDPUBKEY($cmdandargs) {
516 517
    global $TBSUEXEC_PATH;

518 519
    return SUEXEC("nobody", "nobody", "webaddpubkey $cmdandargs",
		  SUEXEC_ACTION_CONTINUE);
520 521
}

522 523 524 525
#
# Verify a URL.
#
function CHECKURL($url, &$error) {
526
    global $HTTPTAG, $HTTPSTAG;
527 528 529 530 531 532

    if (strlen($url)) {
	if (strstr($url, " ")) {
	    $error = "URL is malformed; spaces are not allowed!";
	    return 0;
	}
533 534 535
        #
        # We no longer fopen the url ... 
        #
536 537 538 539 540 541 542 543 544 545
    }
    return 1;
}

#
# Check a password.
#
function CHECKPASSWORD($uid, $password, $name, $email, &$error)
{
    global $TBCHKPASS_PATH;
546

547 548
    # Watch for caller errors since this calls to the shell.
    if (empty($uid) || empty($password) || empty($name) || empty($email)) {
549
	$error = "Internal Error";
550 551
	return 0;
    }
552 553 554 555 556
    # Ascii only.
    if (! TBvalid_userdata($password)) {
	$error = "Invalid characters; ascii only please";
	return 0;
    }
557

558 559 560
    $uid      = escapeshellarg($uid);
    $password = escapeshellarg($password);
    $stuff    = escapeshellarg("$name:$email");
561
    
562
    $mypipe = popen("$TBCHKPASS_PATH $password $uid $stuff", "w+");
563 564 565 566 567 568 569 570 571 572 573 574 575
    
    if ($mypipe) { 
        $retval=fgets($mypipe, 1024);
        if (strcmp($retval,"ok\n") != 0) {
	    $error = "$retval";
	    return 0;
	}
	return 1;
    }
    TBERROR("Checkpass Failure! Returned '$mypipe'.\n\n".
	    "$TBCHKPASS_PATH $password $uid '$name:$email'", 1);
}

576 577 578 579 580 581 582 583 584 585 586 587 588 589 590
#
# Grab a UUID (universally unique identifier).
#
function NewUUID()
{
    global $UUIDGEN_PATH;

    $uuid = shell_exec($UUIDGEN_PATH);
    
    if (isset($uuid) && $uuid != "") {
	return rtrim($uuid);
    }
    TBERROR("$UUIDGEN_PATH Failure", 1);
}

Leigh Stoller's avatar
Leigh Stoller committed
591 592 593 594 595 596 597 598 599
# Check pattern.
function IsValidUUID($token)
{
    if (preg_match("/^\w+\-\w+\-\w+\-\w+\-\w+$/", $token)) {
	return 1;
    }
    return 0;
}

600 601 602 603
function LASTNODELOGIN($node)
{
}

604 605 606 607 608 609 610 611
function VALIDUSERPATH($path, $uid="", $pid="", $gid="", $eid="")
{
    global $TBPROJ_DIR, $TBUSER_DIR, $TBGROUP_DIR, $TBSCRATCH_DIR;

    #
    # No ids specified, just make sure it starts with an appropriate prefix.
    #
    if (!$uid && !$pid && !$gid && !$eid) {
Mike Hibler's avatar
Mike Hibler committed
612 613 614
	if (preg_match("#^$TBPROJ_DIR/.*#", $path) ||
	    preg_match("#^$TBUSER_DIR/.*#", $path) ||
	    preg_match("#^$TBGROUP_DIR/.*#", $path)) {
615 616
	    return 1;
	}
617
	if ($TBSCRATCH_DIR && preg_match("#^$TBSCRATCH_DIR/.*#", $path)) {
618 619 620 621 622 623 624 625 626
	    return 1;
	}
	return 0;
    }

    # XXX for now, see tbsetup/libtestbed.pm for what should happen
    return 0;
}

627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642
#
# A function to print the contents of an array (recursively).
# Mostly useful for debugging.
#
function ARRAY_PRINT($arr) {
  if (!is_array($arr)) { echo "non-array '$arr'\n"; }
  foreach ($arr as $i => $val) {
    echo("'$i' - '$val'\n");
    if (is_array($val)) {
      echo "Sub-array $i:\n";
      array_print($val);
      echo "End Sub-array $i.\n";
    }
  }
}

643 644 645 646 647 648 649
#
# Return Yes or No given boolean
#
function YesNo($bool) {
    return ($bool ? "Yes" : "No");
}

Kirk Webb's avatar
Kirk Webb committed
650 651 652
#
# See if someone is logged in, and if they need to be redirected.
#
Kirk Webb's avatar
Kirk Webb committed
653
function CheckRedirect() {
Kirk Webb's avatar
Kirk Webb committed
654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669
    global $stayhome;

    if (($this_user = CheckLogin($check_status))) {
	$check_status = $check_status & CHECKLOGIN_STATUSMASK;
	if ($check_status == CHECKLOGIN_MAYBEVALID) {
            # Maybe the reason was because they where not using HTTPS ...
	    RedirectHTTPS();
	}
	
	if (($firstinitstate = TBGetFirstInitState())) {
	    unset($stayhome);
	}
	if (!isset($stayhome)) {
	    if ($check_status == CHECKLOGIN_LOGGEDIN) {
		if ($firstinitstate == "createproject") {
                    # Zap to NewProject Page,
Kirk Webb's avatar
Kirk Webb committed
670
		    header("Location: $TBBASE/newproject.php3");
Kirk Webb's avatar
Kirk Webb committed
671 672 673
		}
		else {
                    # Zap to My Emulab page.
Kirk Webb's avatar
Kirk Webb committed
674
		    header("Location: $TBBASE/".
Kirk Webb's avatar
Kirk Webb committed
675 676 677 678 679 680 681 682
			   CreateURL("showuser", $this_user));
		}
		exit;
	    }
	}
    }
}

683 684 685 686 687 688 689 690 691 692 693
#
# Loop over the $ALTERNATE_DOMAINS global array and see if the incoming
# request asked for a virtual domain for which we have an alternate set
# of definitions and/or view.
#
# Return 1 if a domain in the array matched, 0 otherwise.  Has MAJOR
# side effects: updates/overrides many top-level variables.
#
function SetDomainDefs()
{
    global $WWWHOST, $OURDOMAIN, $WWW, $THISHOMEBASE, $TBAUTHDOMAIN, $TBBASE;
694
    global $TBDOCBASE, $TBWWW, $WIKINODE, $WIKIDOCURL, $TBMAINSITE, $FORUMURL;
Kirk Webb's avatar
Kirk Webb committed
695
    global $ALTERNATE_DOMAINS, $FLAVOR, $DOMVIEW, $ISALTDOMAIN;
696

697 698
    foreach ($ALTERNATE_DOMAINS as $altdom) {
	list($dpat, $ovr) = $altdom;
699
	if (preg_match($dpat, $_SERVER['SERVER_NAME']) == 1) {
700
	    $ISALTDOMAIN  = 1;
701 702 703
	    # Replacement defs derived from the virtual domain itself.
	    $WWWHOST	  = $_SERVER['SERVER_NAME'];
	    $OURDOMAIN    = implode(".", array_slice(explode(".",$WWWHOST),1));
704 705 706 707 708 709
            # For devel trees
	    if (preg_match("/\/([\w\/]+)$/", $WWW, $matches)) {
	        $WWW      = $WWWHOST . "/" . $matches[1];
	    } else {
	        $WWW	  = $WWWHOST;
	    }
710 711 712 713 714 715 716 717
	    $TBAUTHDOMAIN = ".$OURDOMAIN";
	    $TBBASE	  = "https://$WWWHOST";
	    $TBDOCBASE	  = "http://$WWWHOST";
	    $TBWWW	  = "<$TBBASE/>";

	    # Defs that may be overriden in the domain's configuration array
	    if (isset($ovr['THISHOMEBASE'])) {
		$THISHOMEBASE = $ovr['THISHOMEBASE'];
718
		$FLAVOR       = $THISHOMEBASE;
719 720 721 722 723 724
	    }
	    if (isset($ovr['WIKINODE'])) {
		$WIKINODE     = $ovr['WIKINODE'];
	    } else {
		$WIKINODE     = "wiki.$OURDOMAIN";
	    }
725 726
	    if (isset($ovr['WIKIDOCURL'])) {
		$WIKIDOCURL   = $ovr['WIKIDOCURL'];
727
	    } else {
728
		$WIKIDOCURL   = "http://${WIKINODE}/wikidocs/wiki";
729
	    }
730 731 732
	    if (isset($ovr['FORUMURL'])) {
	        $FORUMURL     = $ovr['FORUMURL'];
	    }
733 734 735 736 737 738 739 740 741 742 743 744 745 746
	    if (isset($ovr['DOMVIEW'])) {
		$DOMVIEW      = $ovr['DOMVIEW'];
	    }

	    # Given that this is an alternate domain, clear TBMAINSITE
	    $TBMAINSITE = 0;
	    
	    # Bail after the first domain match.
	    return 1;
	}
    }
    return 0;
}

747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764
#
# If the page was accessed via http redirect to https and exit
# otherwise do nothing
#
function RedirectHTTPS() {
    global $WWWHOST,$drewheader;
    if ($drewheader) {
	trigger_error(
	    "PAGEHEADER called before RedirectHTTPS ".
	    "Won't be able to redirect to HTTPS if necessary ".
	    "in ". $_SERVER['SCRIPT_FILENAME'] . ",",
	    E_USER_WARNING);
    } else if (!@$_SERVER['HTTPS'] && $_SERVER['REQUEST_METHOD'] == 'GET') {
	header("Location: https://$WWWHOST". $_SERVER['REQUEST_URI']);
	exit;
    }
}

765 766 767 768 769 770 771 772
#
# Clean out going string to be html safe.
#
function CleanString($string)
{
    return htmlspecialchars($string, ENT_QUOTES);
}

773 774 775 776 777 778 779
#
# Generate an authentication object to pass to the browser that
# is passed to the web server on boss. This is used to grant
# permission to the user to invoke ssh to a local node using their
# emulab generated (no passphrase) key. This is basically a clone
# of what GateOne does, but that code was a mess. 
#
Leigh Stoller's avatar
Leigh Stoller committed
780
function UnusedSSHAuthObject($uid)
781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814
{
    $file = "/usr/testbed/etc/sshauth.key";
    
    #
    # We need the secret that is shared with ops.
    #
    $fp = fopen($file, "r");
    if (! $fp) {
	TBERROR("Error opening $file", 0);
	return null;
    }
    list($api_key,$secret) = preg_split('/:/', fread($fp, 128));
    fclose($fp);
    if (!($secret && $api_key)) {
	TBERROR("Could not get key from $file", 0);
	return null;
    }
    $secret = chop($secret);

    $authobj = array(
	'api_key' => $api_key,
	'upn' => $uid,
	'timestamp' => time() . '000',
	'signature_method' => 'HMAC-SHA1',
	'api_version' => '1.0'
    );
    $authobj['signature'] = hash_hmac('sha1',
				      $authobj['api_key'] . $authobj['upn'] .
				      $authobj['timestamp'], $secret);
    $valid_json_auth_object = json_encode($authobj);

    return $valid_json_auth_object;
}

815 816 817 818
#
# Beware empty spaces (cookies)!
# 
require("tbauth.php3");
819 820 821 822

#
# Okay, this is what checks the login and spits out the menu.
#
823
require("Sajax.php");
824
require("menu.php3");
825
?>