Annotation of loncom/loncron, revision 1.17
1.1 albertel 1: #!/usr/bin/perl
2:
3: # The LearningOnline Network
4: # Housekeeping program, started by cron
5: #
6: # (TCP networking package
7: # 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30,
8: # 7/1,7/2,7/9,7/10,7/12 Gerd Kortemeyer)
9: #
1.3 www 10: # 7/14,7/15,7/19,7/21,7/22,11/18,
11: # 2/8 Gerd Kortemeyer
1.11 www 12: # Dec 00 Scott Harrison
13: # 12/23 Gerd Kortemeyer
1.16 harris41 14: # 02/12/2001 Scott Harrison
1.1 albertel 15:
16: use IO::File;
17: use IO::Socket;
18:
19: # -------------------------------------------------- Non-critical communication
20: sub reply {
21: my ($cmd,$server)=@_;
22: my $peerfile="$perlvar{'lonSockDir'}/$server";
23: my $client=IO::Socket::UNIX->new(Peer =>"$peerfile",
24: Type => SOCK_STREAM,
25: Timeout => 10)
26: or return "con_lost";
27: print $client "$cmd\n";
28: my $answer=<$client>;
29: chomp($answer);
30: if (!$answer) { $answer="con_lost"; }
31: return $answer;
32: }
33:
34: # --------------------------------------------------------- Output error status
35:
36: sub errout {
37: my $fh=shift;
38: print $fh (<<ENDERROUT);
39: <p><table border=2 bgcolor="#CCCCCC">
40: <tr><td>Notices</td><td>$notices</td></tr>
41: <tr><td>Warnings</td><td>$warnings</td></tr>
42: <tr><td>Errors</td><td>$errors</td></tr>
43: </table><p><a href="#top">Top</a><p>
44: ENDERROUT
45: }
46:
47: # ================================================================ Main Program
48:
49: # ------------------------------------------------------------ Read access.conf
50: {
51: my $config=IO::File->new("/etc/httpd/conf/access.conf");
52:
53: while (my $configline=<$config>) {
54: if ($configline =~ /PerlSetVar/) {
55: my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
56: $perlvar{$varname}=$varvalue;
57: }
58: }
1.13 harris41 59: }
60:
1.14 harris41 61: # --------------------------------------- Make sure that LON-CAPA is configured
62: # I only test for one thing here (lonHostID). This is just a safeguard.
63: if ('{[[[[lonHostID]]]]}' eq $perlvar{'lonHostID'}) {
1.15 harris41 64: print("Unconfigured machine.\n");
1.14 harris41 65: $emailto=$perlvar{'lonSysEMail'};
66: $hostname=`/bin/hostname`;
67: chop $hostname;
68: $hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell
69: $subj="LON: Unconfigured machine $hostname";
70: system("echo 'Unconfigured machine $hostname.' |\
71: mailto $emailto -s '$subj' > /dev/null");
72: exit 1;
73: }
74:
1.13 harris41 75: # ----------------------------- Make sure this process is running from user=www
76: my $wwwid=getpwnam('www');
77: if ($wwwid!=$<) {
1.14 harris41 78: print("User ID mismatch. This program must be run as user 'www'\n");
1.13 harris41 79: $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
80: $subj="LON: $perlvar{'lonHostID'} User ID mismatch";
81: system("echo 'User ID mismatch. loncron must be run as user www.' |\
82: mailto $emailto -s '$subj' > /dev/null");
1.14 harris41 83: exit 1;
1.1 albertel 84: }
85:
86: # ------------------------------------------------------------- Read hosts file
87: {
88: my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab");
89:
90: while (my $configline=<$config>) {
91: my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);
92: $hostname{$id}=$name;
93: $hostdom{$id}=$domain;
94: $hostrole{$id}=$role;
95: $hostip{$id}=$ip;
96: if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) {
97: $libserv{$id}=$name;
98: }
99: }
100: }
101:
102: # ------------------------------------------------------ Read spare server file
103: {
104: my $config=IO::File->new("$perlvar{'lonTabDir'}/spare.tab");
105:
106: while (my $configline=<$config>) {
107: chomp($configline);
108: if (($configline) && ($configline ne $perlvar{'lonHostID'})) {
109: $spareid{$configline}=1;
110: }
111: }
112: }
113:
114: # ---------------------------------------------------------------- Start report
115:
116: $statusdir="/home/httpd/html/lon-status";
117:
118: $errors=0;
119: $warnings=0;
120: $notices=0;
121:
122: $now=time;
123: $date=localtime($now);
124:
125: {
126: my $fh=IO::File->new(">$statusdir/newstatus.html");
127:
128: print $fh (<<ENDHEADERS);
129: <html>
130: <head>
131: <title>LON Status Report $perlvar{'lonHostID'}</title>
132: </head>
1.3 www 133: <body bgcolor="#AAAAAA">
1.1 albertel 134: <a name="top">
135: <h1>LON Status Report $perlvar{'lonHostID'}</h1>
136: <h2>$date ($now)</h2>
137: <ol>
138: <li><a href="#configuration">Configuration</a>
139: <li><a href="#machine">Machine Information</a>
1.11 www 140: <li><a href="#tmp">Temporary Files</a>
141: <li><a href="#tokens">Session Tokens</a>
1.1 albertel 142: <li><a href="#httpd">httpd</a>
1.11 www 143: <li><a href="#lonsql">lonsql</a>
1.1 albertel 144: <li><a href="#lond">lond</a>
145: <li><a href="#lonc">lonc</a>
146: <li><a href="#lonnet">lonnet</a>
147: <li><a href="#connections">Connections</a>
148: <li><a href="#delayed">Delayed Messages</a>
149: <li><a href="#errcount">Error Count</a>
150: </ol>
151: <hr>
152: <a name="configuration">
153: <h2>Configuration</h2>
154: <h3>PerlVars</h3>
155: <table border=2>
156: ENDHEADERS
157:
158: foreach $varname (keys %perlvar) {
159: print $fh "<tr><td>$varname</td><td>$perlvar{$varname}</td></tr>\n";
160: }
161: print $fh "</table><h3>Hosts</h3><table border=2>";
162: foreach $id (keys %hostname) {
163: print $fh
164: "<tr><td>$id</td><td>$hostdom{$id}</td><td>$hostrole{$id}</td>";
165: print $fh "<td>$hostname{$id}</td><td>$hostip{$id}</td></tr>\n";
166: }
167: print $fh "</table><h3>Spare Hosts</h3><ol>";
168: foreach $id (keys %spareid) {
169: print $fh "<li>$id\n";
170: }
171:
172: print $fh "</ol>\n";
173:
174: # --------------------------------------------------------------------- Machine
175:
176: print $fh '<hr><a name="machine"><h2>Machine Information</h2>';
177: print $fh "<h3>loadavg</h3>";
178:
179: open (LOADAVGH,"/proc/loadavg");
180: $loadavg=<LOADAVGH>;
181: close (LOADAVGH);
182:
183: print $fh "<tt>$loadavg</tt>";
184:
185: @parts=split(/\s+/,$loadavg);
1.4 www 186: if ($parts[1]>4.0) {
1.1 albertel 187: $errors++;
188: } elsif ($parts[1]>2.0) {
189: $warnings++;
190: } elsif ($parts[1]>1.0) {
191: $notices++;
192: }
193:
194: print $fh "<h3>df</h3>";
195: print $fh "<pre>";
196:
197: open (DFH,"df|");
198: while ($line=<DFH>) {
199: print $fh "$line";
200: @parts=split(/\s+/,$line);
201: $usage=$parts[4];
202: $usage=~s/\W//g;
203: if ($usage>90) {
1.4 www 204: $warnings++;
1.1 albertel 205: } elsif ($usage>80) {
206: $warnings++;
207: } elsif ($usage>60) {
208: $notices++;
209: }
1.4 www 210: if ($usage>95) { $warnings++; $warnings++ }
1.1 albertel 211: }
212: close (DFH);
213: print $fh "</pre>";
214: &errout($fh);
1.11 www 215:
216: # --------------------------------------------------------------- clean out tmp
217: print $fh '<hr><a name="tmp"><h2>Temporary Files</h2>';
218: $cleaned=0;
219: while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) {
220: my ($dev,$ino,$mode,$nlink,
221: $uid,$gid,$rdev,$size,
222: $atime,$mtime,$ctime,
223: $blksize,$blocks)=stat($fname);
224: $now=time;
225: $since=$now-$mtime;
226: if ($since>$perlvar{'lonExpire'}) {
227: $cleaned++;
228: unlink("$fname");
229: }
230:
231: }
232: print $fh "Cleaned up ".$cleaned." files.";
233:
234: # ------------------------------------------------------------ clean out lonIDs
235: print $fh '<hr><a name="tokens"><h2>Session Tokens</h2>';
236: $cleaned=0;
237: $active=0;
238: while ($fname=<$perlvar{'lonIDsDir'}/*>) {
239: my ($dev,$ino,$mode,$nlink,
240: $uid,$gid,$rdev,$size,
241: $atime,$mtime,$ctime,
242: $blksize,$blocks)=stat($fname);
243: $now=time;
244: $since=$now-$mtime;
245: if ($since>$perlvar{'lonExpire'}) {
246: $cleaned++;
247: print $fh "Unlinking $fname<br>";
248: unlink("$fname");
249: } else {
250: $active++;
251: }
252:
253: }
254: print $fh "<p>Cleaned up ".$cleaned." stale session token(s).";
255: print $fh "<h3>$active open session(s)</h3>";
256:
1.1 albertel 257: # ----------------------------------------------------------------------- httpd
258:
259: print $fh '<hr><a name="httpd"><h2>httpd</h2><h3>Access Log</h3><pre>';
260:
261: open (DFH,"tail -n40 /etc/httpd/logs/access_log|");
262: while ($line=<DFH>) { print $fh "$line" };
263: close (DFH);
264:
265: print $fh "</pre><h3>Error Log</h3><pre>";
266:
267: open (DFH,"tail -n50 /etc/httpd/logs/error_log|");
268: while ($line=<DFH>) {
269: print $fh "$line";
270: if ($line=~/\[error\]/) { $notices++; }
271: };
272: close (DFH);
273: print $fh "</pre>";
274: &errout($fh);
1.5 harris41 275:
276:
1.11 www 277: # ---------------------------------------------------------------------- lonsql
278: #
279: # Do not run for now
280: #
1.6 harris41 281: if ($perlvar{'lonRole'} eq "library" && 1==0) {
1.5 harris41 282:
1.11 www 283: print $fh '<hr><a name="lonsql"><h2>lonsql</h2><h3>Log</h3><pre>';
1.5 harris41 284:
285: if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
286: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
287: while ($line=<DFH>) {
288: print $fh "$line";
289: if ($line=~/INFO/) { $notices++; }
290: if ($line=~/WARNING/) { $notices++; }
291: if ($line=~/CRITICAL/) { $warnings++; }
292: };
293: close (DFH);
294: }
295: print $fh "</pre>";
296:
297: my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";
298:
299: if (-e $lonsqlfile) {
300: my $lfh=IO::File->new("$lonsqlfile");
301: my $lonsqlpid=<$lfh>;
302: chomp($lonsqlpid);
303: if (kill 0 => $lonsqlpid) {
304: print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
305: } else {
306: $errors++; $errors++;
307: print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
308: }
309: } else {
310: $errors++;
311: print $fh "<h3>lonsql not running, trying to start</h3>";
1.16 harris41 312: system(
313: "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
1.5 harris41 314: sleep 120;
315: if (-e $lonsqlfile) {
316: print $fh "Seems like it started ...<p>";
317: my $lfh=IO::File->new("$lonsqlfile");
318: my $lonsqlpid=<$lfh>;
319: chomp($lonsqlpid);
320: sleep 30;
321: if (kill 0 => $lonsqlpid) {
322: print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
323: } else {
324: $errors++; $errors++;
325: print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
326: print $fh "Give it one more try ...<p>";
1.16 harris41 327: system(
328: "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
1.5 harris41 329: sleep 120;
330: }
331: } else {
332: print $fh "Seems like that did not work!<p>";
333: $errors++;
334: }
335: if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
336: print $fh "<p><pre>";
337: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
338: while ($line=<DFH>) {
339: print $fh "$line";
340: if ($line=~/WARNING/) { $notices++; }
341: if ($line=~/CRITICAL/) { $notices++; }
342: };
343: close (DFH);
344: print $fh "</pre>";
345: }
346: }
347:
348: $fname="$perlvar{'lonDaemons'}/logs/lonsql.log";
349:
350: my ($dev,$ino,$mode,$nlink,
351: $uid,$gid,$rdev,$size,
352: $atime,$mtime,$ctime,
353: $blksize,$blocks)=stat($fname);
354:
355: if ($size>40000) {
356: print $fh "Rotating logs ...<p>";
357: rename("$fname.2","$fname.3");
358: rename("$fname.1","$fname.2");
359: rename("$fname","$fname.1");
360: }
361:
362: &errout($fh);
363: }
1.1 albertel 364: # ------------------------------------------------------------------------ lond
365:
366: print $fh '<hr><a name="lond"><h2>lond</h2><h3>Log</h3><pre>';
367:
368: if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
1.3 www 369: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
1.1 albertel 370: while ($line=<DFH>) {
371: print $fh "$line";
1.3 www 372: if ($line=~/INFO/) { $notices++; }
1.4 www 373: if ($line=~/WARNING/) { $notices++; }
374: if ($line=~/CRITICAL/) { $warnings++; }
1.1 albertel 375: };
376: close (DFH);
377: }
378: print $fh "</pre>";
379:
380: my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid";
381:
1.7 harris41 382: my $restartflag=1;
383: if (-e $londfile) {
1.1 albertel 384: my $lfh=IO::File->new("$londfile");
385: my $londpid=<$lfh>;
386: chomp($londpid);
387: if (kill 0 => $londpid) {
388: print $fh "<h3>lond at pid $londpid responding</h3>";
1.7 harris41 389: $restartflag=0;
1.1 albertel 390: } else {
1.8 harris41 391: $errors++;
1.1 albertel 392: print $fh "<h3>lond at pid $londpid not responding</h3>";
1.7 harris41 393: # Intelligently handle this.
394: # Possibility #1: there is no process
395: # Solution: remove .pid file and restart
396: if (getpgrp($londpid)==-1) {
397: unlink($londfile);
398: $restartflag=1;
399: }
1.8 harris41 400: else {
1.10 harris41 401: # Possibility #2: there is a live process that is not responding
1.7 harris41 402: # for an unknown reason
1.10 harris41 403: # Solution: kill parent and children processes, remove .pid and restart
1.9 harris41 404: `killall -9 lond`;
1.8 harris41 405: unlink($londfile);
406: $restartflag=1;
407: }
408: print $fh
409: "<h3>Deciding to clean up stale .pid file and restart lond</h3>";
1.1 albertel 410: }
1.7 harris41 411: }
412: if ($restartflag==1) {
1.1 albertel 413: $errors++;
414: print $fh "<h3>lond not running, trying to start</h3>";
1.16 harris41 415: system(
416: "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
1.1 albertel 417: sleep 120;
418: if (-e $londfile) {
419: print $fh "Seems like it started ...<p>";
420: my $lfh=IO::File->new("$londfile");
421: my $londpid=<$lfh>;
422: chomp($londpid);
423: sleep 30;
424: if (kill 0 => $londpid) {
425: print $fh "<h3>lond at pid $londpid responding</h3>";
426: } else {
427: $errors++; $errors++;
428: print $fh "<h3>lond at pid $londpid not responding</h3>";
429: print $fh "Give it one more try ...<p>";
1.16 harris41 430: system(
431: "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
1.1 albertel 432: sleep 120;
433: }
434: } else {
435: print $fh "Seems like that did not work!<p>";
436: $errors++;
437: }
1.3 www 438: if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
439: print $fh "<p><pre>";
440: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
441: while ($line=<DFH>) {
442: print $fh "$line";
1.4 www 443: if ($line=~/WARNING/) { $notices++; }
444: if ($line=~/CRITICAL/) { $notices++; }
1.3 www 445: };
446: close (DFH);
447: print $fh "</pre>";
448: }
1.1 albertel 449: }
450:
451: $fname="$perlvar{'lonDaemons'}/logs/lond.log";
452:
453: my ($dev,$ino,$mode,$nlink,
454: $uid,$gid,$rdev,$size,
455: $atime,$mtime,$ctime,
456: $blksize,$blocks)=stat($fname);
457:
458: if ($size>40000) {
459: print $fh "Rotating logs ...<p>";
460: rename("$fname.2","$fname.3");
461: rename("$fname.1","$fname.2");
462: rename("$fname","$fname.1");
463: }
464:
465: &errout($fh);
466: # ------------------------------------------------------------------------ lonc
467:
468: print $fh '<hr><a name="lonc"><h2>lonc</h2><h3>Log</h3><pre>';
469:
470: if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){
1.3 www 471: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
1.1 albertel 472: while ($line=<DFH>) {
473: print $fh "$line";
1.3 www 474: if ($line=~/INFO/) { $notices++; }
1.4 www 475: if ($line=~/WARNING/) { $notices++; }
476: if ($line=~/CRITICAL/) { $warnings++; }
1.1 albertel 477: };
478: close (DFH);
479: }
480: print $fh "</pre>";
481:
482: my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
483:
1.7 harris41 484: $restartflag=1;
1.1 albertel 485: if (-e $loncfile) {
486: my $lfh=IO::File->new("$loncfile");
487: my $loncpid=<$lfh>;
488: chomp($loncpid);
489: if (kill 0 => $loncpid) {
490: print $fh "<h3>lonc at pid $loncpid responding, sending USR1</h3>";
491: kill USR1 => $loncpid;
1.7 harris41 492: $restartflag=0;
1.1 albertel 493: } else {
1.8 harris41 494: $errors++;
1.1 albertel 495: print $fh "<h3>lonc at pid $loncpid not responding</h3>";
1.7 harris41 496: # Intelligently handle this.
497: # Possibility #1: there is no process
498: # Solution: remove .pid file and restart
499: if (getpgrp($loncpid)==-1) {
500: unlink($loncfile);
501: $restartflag=1;
502: }
1.8 harris41 503: else {
1.10 harris41 504: # Possibility #2: there is a live process that is not responding
1.7 harris41 505: # for an unknown reason
1.10 harris41 506: # Solution: kill parent and children processes, remove .pid and restart
1.9 harris41 507: `killall -9 lonc`;
1.8 harris41 508: unlink($loncfile);
509: $restartflag=1;
510: }
511: print $fh
512: "<h3>Deciding to clean up stale .pid file and restart lonc</h3>";
1.1 albertel 513: }
1.7 harris41 514: }
515: if ($restartflag==1) {
1.1 albertel 516: $errors++;
517: print $fh "<h3>lonc not running, trying to start</h3>";
1.16 harris41 518: system(
1.17 ! harris41 519: "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
1.1 albertel 520: sleep 120;
521: if (-e $loncfile) {
522: print $fh "Seems like it started ...<p>";
523: my $lfh=IO::File->new("$loncfile");
524: my $loncpid=<$lfh>;
525: chomp($loncpid);
526: sleep 30;
527: if (kill 0 => $loncpid) {
528: print $fh "<h3>lonc at pid $loncpid responding</h3>";
529: } else {
530: $errors++; $errors++;
531: print $fh "<h3>lonc at pid $loncpid not responding</h3>";
532: print $fh "Give it one more try ...<p>";
1.16 harris41 533: system(
1.17 ! harris41 534: "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
1.1 albertel 535: sleep 120;
536: }
537: } else {
538: print $fh "Seems like that did not work!<p>";
539: $errors++;
540: }
1.3 www 541: if (-e "$perlvar{'lonDaemons'}/logs/lonc.log") {
542: print $fh "<p><pre>";
543: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
544: while ($line=<DFH>) {
545: print $fh "$line";
1.4 www 546: if ($line=~/WARNING/) { $notices++; }
547: if ($line=~/CRITICAL/) { $notices++; }
1.3 www 548: };
549: close (DFH);
550: print $fh "</pre>";
551: }
1.1 albertel 552: }
553:
554: $fname="$perlvar{'lonDaemons'}/logs/lonc.log";
555:
556: my ($dev,$ino,$mode,$nlink,
557: $uid,$gid,$rdev,$size,
558: $atime,$mtime,$ctime,
559: $blksize,$blocks)=stat($fname);
560:
561: if ($size>40000) {
562: print $fh "Rotating logs ...<p>";
563: rename("$fname.2","$fname.3");
564: rename("$fname.1","$fname.2");
565: rename("$fname","$fname.1");
566: }
567:
568:
569: &errout($fh);
570: # ---------------------------------------------------------------------- lonnet
571:
572: print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>';
573: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
574: open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
575: while ($line=<DFH>) {
576: print $fh "$line";
577: };
578: close (DFH);
579: }
1.11 www 580: print $fh "</pre><h3>Perm Log</h3><pre>";
1.1 albertel 581:
582: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
583: open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");
584: while ($line=<DFH>) {
585: print $fh "$line";
586: };
587: close (DFH);
588: } else { print $fh "No perm log\n" }
589:
590: $fname="$perlvar{'lonDaemons'}/logs/lonnet.log";
591:
592: my ($dev,$ino,$mode,$nlink,
593: $uid,$gid,$rdev,$size,
594: $atime,$mtime,$ctime,
595: $blksize,$blocks)=stat($fname);
596:
597: if ($size>40000) {
598: print $fh "Rotating logs ...<p>";
599: rename("$fname.2","$fname.3");
600: rename("$fname.1","$fname.2");
601: rename("$fname","$fname.1");
602: }
603:
604: print $fh "</pre>";
605: &errout($fh);
606: # ----------------------------------------------------------------- Connections
607:
608: print $fh '<hr><a name="connections"><h2>Connections</h2>';
609:
610: print $fh "<table border=2>";
611: foreach $tryserver (keys %hostname) {
612:
613: $answer=reply("pong",$tryserver);
614: if ($answer eq "$tryserver:$perlvar{'lonHostID'}") {
615: $result="<b>ok</b>";
616: } else {
617: $result=$answer;
618: $warnings++;
619: if ($answer eq 'con_lost') { $warnings++; }
620: }
621: print $fh "<tr><td>$tryserver</td><td>$result</td></tr>\n";
622:
623: }
624: print $fh "</table>";
625:
626: &errout($fh);
627: # ------------------------------------------------------------ Delayed messages
628:
629: print $fh '<hr><a name="delayed"><h2>Delayed Messages</h2>';
630:
631: print $fh '<h3>Scanning Permanent Log</h3>';
632:
633: $unsend=0;
634: {
635: my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log");
636: while ($line=<$dfh>) {
637: ($time,$sdf,$dserv,$dcmd)=split(/:/,$line);
638: if ($sdf eq 'F') {
639: $local=localtime($time);
640: print "<b>Failed: $time, $dserv, $dcmd</b><br>";
641: $warnings++;
642: }
643: if ($sdf eq 'S') { $unsend--; }
644: if ($sdf eq 'D') { $unsend++; }
645: }
646: }
647: print $fh "Total unsend messages: <b>$unsend</b><p>\n";
648: $warnings=$warnings+5*$unsend;
649:
650: print $fh "<h3>Outgoing Buffer</h3>";
651:
652: open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|");
653: while ($line=<DFH>) {
654: print $fh "$line<br>";
655: };
656: close (DFH);
657:
658: # ------------------------------------------------------------------------- End
659: print $fh "<a name=errcount>\n";
660: $totalcount=$notices+4*$warnings+100*$errors;
661: &errout($fh);
662: print $fh "<h1>Total Error Count: $totalcount</h1>";
663: $now=time;
664: $date=localtime($now);
665: print $fh "<hr>$date ($now)</body></html>\n";
666:
667: }
668:
669: rename ("$statusdir/newstatus.html","$statusdir/index.html");
670:
671: if ($totalcount>200) {
672: $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
673: $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices";
674: system(
675: "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html");
676: }
677: 1;
678:
679:
680:
681:
682:
683:
684:
685:
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