Annotation of loncom/loncron, revision 1.21
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
1.20 harris41 12: # 12/6/2000,12/8 Scott Harrison
1.11 www 13: # 12/23 Gerd Kortemeyer
1.20 harris41 14: # 1/10/2001, 2/12/, 2/26, 3/15, 04/11, 04/21 Scott Harrison
1.1 albertel 15:
16: use IO::File;
17: use IO::Socket;
18:
1.20 harris41 19: my $qflag=0;
20: if (@ARGV) {
21: my $arg=shift @ARGV;
22: $qflag=1 if $arg eq 'quick';
23: }
24:
1.1 albertel 25: # -------------------------------------------------- Non-critical communication
26: sub reply {
27: my ($cmd,$server)=@_;
28: my $peerfile="$perlvar{'lonSockDir'}/$server";
29: my $client=IO::Socket::UNIX->new(Peer =>"$peerfile",
30: Type => SOCK_STREAM,
31: Timeout => 10)
32: or return "con_lost";
33: print $client "$cmd\n";
34: my $answer=<$client>;
35: chomp($answer);
36: if (!$answer) { $answer="con_lost"; }
37: return $answer;
38: }
39:
40: # --------------------------------------------------------- Output error status
41:
42: sub errout {
43: my $fh=shift;
44: print $fh (<<ENDERROUT);
45: <p><table border=2 bgcolor="#CCCCCC">
46: <tr><td>Notices</td><td>$notices</td></tr>
47: <tr><td>Warnings</td><td>$warnings</td></tr>
48: <tr><td>Errors</td><td>$errors</td></tr>
49: </table><p><a href="#top">Top</a><p>
50: ENDERROUT
51: }
52:
53: # ================================================================ Main Program
54:
55: # ------------------------------------------------------------ Read access.conf
56: {
57: my $config=IO::File->new("/etc/httpd/conf/access.conf");
58:
59: while (my $configline=<$config>) {
60: if ($configline =~ /PerlSetVar/) {
61: my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
62: $perlvar{$varname}=$varvalue;
63: }
64: }
1.19 harris41 65: delete $perlvar{'lonReceipt'}; # remove since sensitive and not needed
66: delete $perlvar{'lonSqlAccess'}; # remove since sensitive and not needed
1.13 harris41 67: }
68:
1.14 harris41 69: # --------------------------------------- Make sure that LON-CAPA is configured
70: # I only test for one thing here (lonHostID). This is just a safeguard.
71: if ('{[[[[lonHostID]]]]}' eq $perlvar{'lonHostID'}) {
1.15 harris41 72: print("Unconfigured machine.\n");
1.14 harris41 73: $emailto=$perlvar{'lonSysEMail'};
74: $hostname=`/bin/hostname`;
75: chop $hostname;
76: $hostname=~s/[^\w\.]//g; # make sure is safe to pass through shell
77: $subj="LON: Unconfigured machine $hostname";
78: system("echo 'Unconfigured machine $hostname.' |\
79: mailto $emailto -s '$subj' > /dev/null");
80: exit 1;
81: }
82:
1.13 harris41 83: # ----------------------------- Make sure this process is running from user=www
84: my $wwwid=getpwnam('www');
85: if ($wwwid!=$<) {
1.14 harris41 86: print("User ID mismatch. This program must be run as user 'www'\n");
1.13 harris41 87: $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
88: $subj="LON: $perlvar{'lonHostID'} User ID mismatch";
89: system("echo 'User ID mismatch. loncron must be run as user www.' |\
90: mailto $emailto -s '$subj' > /dev/null");
1.14 harris41 91: exit 1;
1.1 albertel 92: }
93:
94: # ------------------------------------------------------------- Read hosts file
95: {
96: my $config=IO::File->new("$perlvar{'lonTabDir'}/hosts.tab");
97:
98: while (my $configline=<$config>) {
99: my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);
100: $hostname{$id}=$name;
101: $hostdom{$id}=$domain;
102: $hostrole{$id}=$role;
103: $hostip{$id}=$ip;
104: if (($role eq 'library') && ($id ne $perlvar{'lonHostID'})) {
105: $libserv{$id}=$name;
106: }
107: }
108: }
109:
110: # ------------------------------------------------------ Read spare server file
111: {
112: my $config=IO::File->new("$perlvar{'lonTabDir'}/spare.tab");
113:
114: while (my $configline=<$config>) {
115: chomp($configline);
116: if (($configline) && ($configline ne $perlvar{'lonHostID'})) {
117: $spareid{$configline}=1;
118: }
119: }
120: }
121:
122: # ---------------------------------------------------------------- Start report
123:
124: $statusdir="/home/httpd/html/lon-status";
125:
126: $errors=0;
127: $warnings=0;
128: $notices=0;
129:
130: $now=time;
131: $date=localtime($now);
132:
133: {
134: my $fh=IO::File->new(">$statusdir/newstatus.html");
135:
136: print $fh (<<ENDHEADERS);
137: <html>
138: <head>
139: <title>LON Status Report $perlvar{'lonHostID'}</title>
140: </head>
1.3 www 141: <body bgcolor="#AAAAAA">
1.1 albertel 142: <a name="top">
143: <h1>LON Status Report $perlvar{'lonHostID'}</h1>
144: <h2>$date ($now)</h2>
145: <ol>
146: <li><a href="#configuration">Configuration</a>
147: <li><a href="#machine">Machine Information</a>
1.11 www 148: <li><a href="#tmp">Temporary Files</a>
149: <li><a href="#tokens">Session Tokens</a>
1.1 albertel 150: <li><a href="#httpd">httpd</a>
1.11 www 151: <li><a href="#lonsql">lonsql</a>
1.1 albertel 152: <li><a href="#lond">lond</a>
153: <li><a href="#lonc">lonc</a>
154: <li><a href="#lonnet">lonnet</a>
155: <li><a href="#connections">Connections</a>
156: <li><a href="#delayed">Delayed Messages</a>
157: <li><a href="#errcount">Error Count</a>
158: </ol>
159: <hr>
160: <a name="configuration">
161: <h2>Configuration</h2>
162: <h3>PerlVars</h3>
163: <table border=2>
164: ENDHEADERS
165:
166: foreach $varname (keys %perlvar) {
167: print $fh "<tr><td>$varname</td><td>$perlvar{$varname}</td></tr>\n";
168: }
169: print $fh "</table><h3>Hosts</h3><table border=2>";
170: foreach $id (keys %hostname) {
171: print $fh
172: "<tr><td>$id</td><td>$hostdom{$id}</td><td>$hostrole{$id}</td>";
173: print $fh "<td>$hostname{$id}</td><td>$hostip{$id}</td></tr>\n";
174: }
175: print $fh "</table><h3>Spare Hosts</h3><ol>";
176: foreach $id (keys %spareid) {
177: print $fh "<li>$id\n";
178: }
179:
180: print $fh "</ol>\n";
181:
182: # --------------------------------------------------------------------- Machine
183:
184: print $fh '<hr><a name="machine"><h2>Machine Information</h2>';
185: print $fh "<h3>loadavg</h3>";
186:
187: open (LOADAVGH,"/proc/loadavg");
188: $loadavg=<LOADAVGH>;
189: close (LOADAVGH);
190:
191: print $fh "<tt>$loadavg</tt>";
192:
193: @parts=split(/\s+/,$loadavg);
1.4 www 194: if ($parts[1]>4.0) {
1.1 albertel 195: $errors++;
196: } elsif ($parts[1]>2.0) {
197: $warnings++;
198: } elsif ($parts[1]>1.0) {
199: $notices++;
200: }
201:
202: print $fh "<h3>df</h3>";
203: print $fh "<pre>";
204:
205: open (DFH,"df|");
206: while ($line=<DFH>) {
207: print $fh "$line";
208: @parts=split(/\s+/,$line);
209: $usage=$parts[4];
210: $usage=~s/\W//g;
211: if ($usage>90) {
1.4 www 212: $warnings++;
1.1 albertel 213: } elsif ($usage>80) {
214: $warnings++;
215: } elsif ($usage>60) {
216: $notices++;
217: }
1.4 www 218: if ($usage>95) { $warnings++; $warnings++ }
1.1 albertel 219: }
220: close (DFH);
221: print $fh "</pre>";
222: &errout($fh);
1.11 www 223:
224: # --------------------------------------------------------------- clean out tmp
225: print $fh '<hr><a name="tmp"><h2>Temporary Files</h2>';
226: $cleaned=0;
227: while ($fname=<$perlvar{'lonDaemons'}/tmp/*>) {
228: my ($dev,$ino,$mode,$nlink,
229: $uid,$gid,$rdev,$size,
230: $atime,$mtime,$ctime,
231: $blksize,$blocks)=stat($fname);
232: $now=time;
233: $since=$now-$mtime;
234: if ($since>$perlvar{'lonExpire'}) {
235: $cleaned++;
236: unlink("$fname");
237: }
238:
239: }
240: print $fh "Cleaned up ".$cleaned." files.";
241:
242: # ------------------------------------------------------------ clean out lonIDs
243: print $fh '<hr><a name="tokens"><h2>Session Tokens</h2>';
244: $cleaned=0;
245: $active=0;
246: while ($fname=<$perlvar{'lonIDsDir'}/*>) {
247: my ($dev,$ino,$mode,$nlink,
248: $uid,$gid,$rdev,$size,
249: $atime,$mtime,$ctime,
250: $blksize,$blocks)=stat($fname);
251: $now=time;
252: $since=$now-$mtime;
253: if ($since>$perlvar{'lonExpire'}) {
254: $cleaned++;
255: print $fh "Unlinking $fname<br>";
256: unlink("$fname");
257: } else {
258: $active++;
259: }
260:
261: }
262: print $fh "<p>Cleaned up ".$cleaned." stale session token(s).";
263: print $fh "<h3>$active open session(s)</h3>";
264:
1.1 albertel 265: # ----------------------------------------------------------------------- httpd
266:
267: print $fh '<hr><a name="httpd"><h2>httpd</h2><h3>Access Log</h3><pre>';
268:
269: open (DFH,"tail -n40 /etc/httpd/logs/access_log|");
270: while ($line=<DFH>) { print $fh "$line" };
271: close (DFH);
272:
273: print $fh "</pre><h3>Error Log</h3><pre>";
274:
275: open (DFH,"tail -n50 /etc/httpd/logs/error_log|");
276: while ($line=<DFH>) {
277: print $fh "$line";
278: if ($line=~/\[error\]/) { $notices++; }
279: };
280: close (DFH);
281: print $fh "</pre>";
282: &errout($fh);
1.5 harris41 283:
284:
1.11 www 285: # ---------------------------------------------------------------------- lonsql
286: #
287: # Do not run for now
288: #
1.18 harris41 289: if ($perlvar{'lonRole'} eq "library") {
1.5 harris41 290:
1.11 www 291: print $fh '<hr><a name="lonsql"><h2>lonsql</h2><h3>Log</h3><pre>';
1.5 harris41 292:
293: if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
294: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
295: while ($line=<DFH>) {
296: print $fh "$line";
297: if ($line=~/INFO/) { $notices++; }
298: if ($line=~/WARNING/) { $notices++; }
299: if ($line=~/CRITICAL/) { $warnings++; }
300: };
301: close (DFH);
302: }
303: print $fh "</pre>";
304:
305: my $lonsqlfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";
306:
307: if (-e $lonsqlfile) {
308: my $lfh=IO::File->new("$lonsqlfile");
309: my $lonsqlpid=<$lfh>;
310: chomp($lonsqlpid);
311: if (kill 0 => $lonsqlpid) {
312: print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
313: } else {
314: $errors++; $errors++;
315: print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
316: }
317: } else {
318: $errors++;
319: print $fh "<h3>lonsql not running, trying to start</h3>";
1.16 harris41 320: system(
321: "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
1.20 harris41 322: sleep 120 unless $qflag;
1.5 harris41 323: if (-e $lonsqlfile) {
324: print $fh "Seems like it started ...<p>";
325: my $lfh=IO::File->new("$lonsqlfile");
326: my $lonsqlpid=<$lfh>;
327: chomp($lonsqlpid);
1.20 harris41 328: sleep 30 unless $qflag;
1.5 harris41 329: if (kill 0 => $lonsqlpid) {
330: print $fh "<h3>lonsql at pid $lonsqlpid responding</h3>";
331: } else {
332: $errors++; $errors++;
333: print $fh "<h3>lonsql at pid $lonsqlpid not responding</h3>";
334: print $fh "Give it one more try ...<p>";
1.16 harris41 335: system(
336: "$perlvar{'lonDaemons'}/lonsql 2>>$perlvar{'lonDaemons'}/logs/lonsql_errors");
1.20 harris41 337: sleep 120 unless $qflag;
1.5 harris41 338: }
339: } else {
340: print $fh "Seems like that did not work!<p>";
341: $errors++;
342: }
343: if (-e "$perlvar{'lonDaemons'}/logs/lonsql.log"){
344: print $fh "<p><pre>";
345: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonsql.log|");
346: while ($line=<DFH>) {
347: print $fh "$line";
348: if ($line=~/WARNING/) { $notices++; }
349: if ($line=~/CRITICAL/) { $notices++; }
350: };
351: close (DFH);
352: print $fh "</pre>";
353: }
354: }
355:
356: $fname="$perlvar{'lonDaemons'}/logs/lonsql.log";
357:
358: my ($dev,$ino,$mode,$nlink,
359: $uid,$gid,$rdev,$size,
360: $atime,$mtime,$ctime,
361: $blksize,$blocks)=stat($fname);
362:
363: if ($size>40000) {
364: print $fh "Rotating logs ...<p>";
365: rename("$fname.2","$fname.3");
366: rename("$fname.1","$fname.2");
367: rename("$fname","$fname.1");
368: }
369:
370: &errout($fh);
371: }
1.1 albertel 372: # ------------------------------------------------------------------------ lond
373:
374: print $fh '<hr><a name="lond"><h2>lond</h2><h3>Log</h3><pre>';
375:
376: if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
1.3 www 377: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
1.1 albertel 378: while ($line=<DFH>) {
379: print $fh "$line";
1.3 www 380: if ($line=~/INFO/) { $notices++; }
1.4 www 381: if ($line=~/WARNING/) { $notices++; }
382: if ($line=~/CRITICAL/) { $warnings++; }
1.1 albertel 383: };
384: close (DFH);
385: }
386: print $fh "</pre>";
387:
388: my $londfile="$perlvar{'lonDaemons'}/logs/lond.pid";
389:
1.7 harris41 390: my $restartflag=1;
391: if (-e $londfile) {
1.1 albertel 392: my $lfh=IO::File->new("$londfile");
393: my $londpid=<$lfh>;
394: chomp($londpid);
395: if (kill 0 => $londpid) {
396: print $fh "<h3>lond at pid $londpid responding</h3>";
1.7 harris41 397: $restartflag=0;
1.1 albertel 398: } else {
1.8 harris41 399: $errors++;
1.1 albertel 400: print $fh "<h3>lond at pid $londpid not responding</h3>";
1.7 harris41 401: # Intelligently handle this.
402: # Possibility #1: there is no process
403: # Solution: remove .pid file and restart
404: if (getpgrp($londpid)==-1) {
405: unlink($londfile);
406: $restartflag=1;
407: }
1.8 harris41 408: else {
1.10 harris41 409: # Possibility #2: there is a live process that is not responding
1.7 harris41 410: # for an unknown reason
1.10 harris41 411: # Solution: kill parent and children processes, remove .pid and restart
1.9 harris41 412: `killall -9 lond`;
1.8 harris41 413: unlink($londfile);
414: $restartflag=1;
415: }
416: print $fh
417: "<h3>Deciding to clean up stale .pid file and restart lond</h3>";
1.1 albertel 418: }
1.7 harris41 419: }
420: if ($restartflag==1) {
1.1 albertel 421: $errors++;
422: print $fh "<h3>lond not running, trying to start</h3>";
1.16 harris41 423: system(
424: "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
1.20 harris41 425: sleep 120 unless $qflag;
1.1 albertel 426: if (-e $londfile) {
427: print $fh "Seems like it started ...<p>";
428: my $lfh=IO::File->new("$londfile");
429: my $londpid=<$lfh>;
430: chomp($londpid);
1.20 harris41 431: sleep 30 unless $qflag;
1.1 albertel 432: if (kill 0 => $londpid) {
433: print $fh "<h3>lond at pid $londpid responding</h3>";
434: } else {
435: $errors++; $errors++;
436: print $fh "<h3>lond at pid $londpid not responding</h3>";
437: print $fh "Give it one more try ...<p>";
1.16 harris41 438: system(
439: "$perlvar{'lonDaemons'}/lond 2>>$perlvar{'lonDaemons'}/logs/lond_errors");
1.20 harris41 440: sleep 120 unless $qflag;
1.1 albertel 441: }
442: } else {
443: print $fh "Seems like that did not work!<p>";
444: $errors++;
445: }
1.3 www 446: if (-e "$perlvar{'lonDaemons'}/logs/lond.log"){
447: print $fh "<p><pre>";
448: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lond.log|");
449: while ($line=<DFH>) {
450: print $fh "$line";
1.4 www 451: if ($line=~/WARNING/) { $notices++; }
452: if ($line=~/CRITICAL/) { $notices++; }
1.3 www 453: };
454: close (DFH);
455: print $fh "</pre>";
456: }
1.1 albertel 457: }
458:
459: $fname="$perlvar{'lonDaemons'}/logs/lond.log";
460:
461: my ($dev,$ino,$mode,$nlink,
462: $uid,$gid,$rdev,$size,
463: $atime,$mtime,$ctime,
464: $blksize,$blocks)=stat($fname);
465:
466: if ($size>40000) {
467: print $fh "Rotating logs ...<p>";
468: rename("$fname.2","$fname.3");
469: rename("$fname.1","$fname.2");
470: rename("$fname","$fname.1");
471: }
472:
473: &errout($fh);
474: # ------------------------------------------------------------------------ lonc
475:
476: print $fh '<hr><a name="lonc"><h2>lonc</h2><h3>Log</h3><pre>';
477:
478: if (-e "$perlvar{'lonDaemons'}/logs/lonc.log"){
1.3 www 479: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
1.1 albertel 480: while ($line=<DFH>) {
481: print $fh "$line";
1.3 www 482: if ($line=~/INFO/) { $notices++; }
1.4 www 483: if ($line=~/WARNING/) { $notices++; }
484: if ($line=~/CRITICAL/) { $warnings++; }
1.1 albertel 485: };
486: close (DFH);
487: }
488: print $fh "</pre>";
489:
490: my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
491:
1.7 harris41 492: $restartflag=1;
1.1 albertel 493: if (-e $loncfile) {
494: my $lfh=IO::File->new("$loncfile");
495: my $loncpid=<$lfh>;
496: chomp($loncpid);
497: if (kill 0 => $loncpid) {
498: print $fh "<h3>lonc at pid $loncpid responding, sending USR1</h3>";
499: kill USR1 => $loncpid;
1.7 harris41 500: $restartflag=0;
1.1 albertel 501: } else {
1.8 harris41 502: $errors++;
1.1 albertel 503: print $fh "<h3>lonc at pid $loncpid not responding</h3>";
1.7 harris41 504: # Intelligently handle this.
505: # Possibility #1: there is no process
506: # Solution: remove .pid file and restart
507: if (getpgrp($loncpid)==-1) {
508: unlink($loncfile);
509: $restartflag=1;
510: }
1.8 harris41 511: else {
1.10 harris41 512: # Possibility #2: there is a live process that is not responding
1.7 harris41 513: # for an unknown reason
1.10 harris41 514: # Solution: kill parent and children processes, remove .pid and restart
1.9 harris41 515: `killall -9 lonc`;
1.8 harris41 516: unlink($loncfile);
517: $restartflag=1;
518: }
519: print $fh
520: "<h3>Deciding to clean up stale .pid file and restart lonc</h3>";
1.1 albertel 521: }
1.7 harris41 522: }
523: if ($restartflag==1) {
1.1 albertel 524: $errors++;
525: print $fh "<h3>lonc not running, trying to start</h3>";
1.16 harris41 526: system(
1.17 harris41 527: "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
1.20 harris41 528: sleep 120 unless $qflag;
1.1 albertel 529: if (-e $loncfile) {
530: print $fh "Seems like it started ...<p>";
531: my $lfh=IO::File->new("$loncfile");
532: my $loncpid=<$lfh>;
533: chomp($loncpid);
1.20 harris41 534: sleep 30 unless $qflag;
1.1 albertel 535: if (kill 0 => $loncpid) {
536: print $fh "<h3>lonc at pid $loncpid responding</h3>";
537: } else {
538: $errors++; $errors++;
539: print $fh "<h3>lonc at pid $loncpid not responding</h3>";
540: print $fh "Give it one more try ...<p>";
1.16 harris41 541: system(
1.17 harris41 542: "$perlvar{'lonDaemons'}/lonc 2>>$perlvar{'lonDaemons'}/logs/lonc_errors");
1.20 harris41 543: sleep 120 unless $qflag;
1.1 albertel 544: }
545: } else {
546: print $fh "Seems like that did not work!<p>";
547: $errors++;
548: }
1.3 www 549: if (-e "$perlvar{'lonDaemons'}/logs/lonc.log") {
550: print $fh "<p><pre>";
551: open (DFH,"tail -n100 $perlvar{'lonDaemons'}/logs/lonc.log|");
552: while ($line=<DFH>) {
553: print $fh "$line";
1.4 www 554: if ($line=~/WARNING/) { $notices++; }
555: if ($line=~/CRITICAL/) { $notices++; }
1.3 www 556: };
557: close (DFH);
558: print $fh "</pre>";
559: }
1.1 albertel 560: }
561:
562: $fname="$perlvar{'lonDaemons'}/logs/lonc.log";
563:
564: my ($dev,$ino,$mode,$nlink,
565: $uid,$gid,$rdev,$size,
566: $atime,$mtime,$ctime,
567: $blksize,$blocks)=stat($fname);
568:
569: if ($size>40000) {
570: print $fh "Rotating logs ...<p>";
571: rename("$fname.2","$fname.3");
572: rename("$fname.1","$fname.2");
573: rename("$fname","$fname.1");
574: }
575:
576:
577: &errout($fh);
578: # ---------------------------------------------------------------------- lonnet
579:
580: print $fh '<hr><a name="lonnet"><h2>lonnet</h2><h3>Temp Log</h3><pre>';
581: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.log"){
582: open (DFH,"tail -n50 $perlvar{'lonDaemons'}/logs/lonnet.log|");
583: while ($line=<DFH>) {
584: print $fh "$line";
585: };
586: close (DFH);
587: }
1.11 www 588: print $fh "</pre><h3>Perm Log</h3><pre>";
1.1 albertel 589:
590: if (-e "$perlvar{'lonDaemons'}/logs/lonnet.perm.log") {
591: open(DFH,"tail -n10 $perlvar{'lonDaemons'}/logs/lonnet.perm.log|");
592: while ($line=<DFH>) {
593: print $fh "$line";
594: };
595: close (DFH);
596: } else { print $fh "No perm log\n" }
597:
598: $fname="$perlvar{'lonDaemons'}/logs/lonnet.log";
599:
600: my ($dev,$ino,$mode,$nlink,
601: $uid,$gid,$rdev,$size,
602: $atime,$mtime,$ctime,
603: $blksize,$blocks)=stat($fname);
604:
605: if ($size>40000) {
606: print $fh "Rotating logs ...<p>";
607: rename("$fname.2","$fname.3");
608: rename("$fname.1","$fname.2");
609: rename("$fname","$fname.1");
610: }
611:
612: print $fh "</pre>";
613: &errout($fh);
614: # ----------------------------------------------------------------- Connections
615:
616: print $fh '<hr><a name="connections"><h2>Connections</h2>';
617:
618: print $fh "<table border=2>";
619: foreach $tryserver (keys %hostname) {
620:
621: $answer=reply("pong",$tryserver);
622: if ($answer eq "$tryserver:$perlvar{'lonHostID'}") {
623: $result="<b>ok</b>";
624: } else {
625: $result=$answer;
626: $warnings++;
627: if ($answer eq 'con_lost') { $warnings++; }
628: }
629: print $fh "<tr><td>$tryserver</td><td>$result</td></tr>\n";
630:
631: }
632: print $fh "</table>";
633:
634: &errout($fh);
635: # ------------------------------------------------------------ Delayed messages
636:
637: print $fh '<hr><a name="delayed"><h2>Delayed Messages</h2>';
638:
639: print $fh '<h3>Scanning Permanent Log</h3>';
640:
641: $unsend=0;
642: {
643: my $dfh=IO::File->new("$perlvar{'lonDaemons'}/logs/lonnet.perm.log");
644: while ($line=<$dfh>) {
645: ($time,$sdf,$dserv,$dcmd)=split(/:/,$line);
646: if ($sdf eq 'F') {
647: $local=localtime($time);
648: print "<b>Failed: $time, $dserv, $dcmd</b><br>";
649: $warnings++;
650: }
651: if ($sdf eq 'S') { $unsend--; }
652: if ($sdf eq 'D') { $unsend++; }
653: }
654: }
655: print $fh "Total unsend messages: <b>$unsend</b><p>\n";
656: $warnings=$warnings+5*$unsend;
657:
658: print $fh "<h3>Outgoing Buffer</h3>";
659:
660: open (DFH,"ls -lF $perlvar{'lonSockDir'}/delayed|");
661: while ($line=<DFH>) {
662: print $fh "$line<br>";
663: };
664: close (DFH);
665:
666: # ------------------------------------------------------------------------- End
667: print $fh "<a name=errcount>\n";
668: $totalcount=$notices+4*$warnings+100*$errors;
669: &errout($fh);
670: print $fh "<h1>Total Error Count: $totalcount</h1>";
671: $now=time;
672: $date=localtime($now);
673: print $fh "<hr>$date ($now)</body></html>\n";
674:
675: }
676:
677: rename ("$statusdir/newstatus.html","$statusdir/index.html");
678:
679: if ($totalcount>200) {
680: $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
681: $subj="LON: $perlvar{'lonHostID'} E:$errors W:$warnings N:$notices";
682: system(
1.21 ! harris41 683: "metasend -b -t $emailto -s '$subj' -f $statusdir/index.html -m text/html")
! 684: unless $qflag;
1.1 albertel 685: }
686: 1;
687:
688:
689:
690:
691:
692:
693:
694:
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