1: #!/usr/bin/perl
2: #
3: # The LearningOnline Network with CAPA
4: #
5: # Startup script for the LON-CAPA network processes
6: #
7: # YEAR=2000
8: # YEAR=2001
9: # YEAR=2002
10:
11: # chkconfig: 345 95 5
12: # description: LON-CAPA is a "network of knowledge". It is used to
13: # distribute knowledge resources and instructional management.
14: # processnames: lonc, lond, lonsql
15: # pidfiles: /home/httpd/perl/logs/lon*.pid
16: # config: /etc/httpd/conf/loncapa.conf
17: # config: /home/httpd/lonTabs/hosts.tab
18: # config: /home/httpd/lonTabs/spare.tab
19:
20: $command=$ARGV[0]; $command=~s/[^a-z]//g;
21:
22: $ENV{'PATH'}="/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/root/bin";
23: $ENV{'BASH_ENV'}="";
24:
25: sub stop_daemon {
26: my ($daemon,$killallname)=@_;
27: my $pidfile="/home/httpd/perl/logs/$daemon.pid";
28:
29: printf("%-10s ",$daemon);
30: if (-e $pidfile) {
31: open(PIDFILE,$pidfile);
32: my $daemonpid=<PIDFILE>;
33: chomp($daemonpid);
34: kill TERM => $daemonpid;
35: sleep 2;
36: if (kill 0 => $daemonpid) {
37: kill KILL => $daemonpid;
38: sleep 2;
39: if (kill 0 => $daemonpid) {
40: print("failed to kill");
41: } else {
42: print("killed");
43: }
44: } else {
45: print("stopped");
46: }
47: } else {
48: print("not running");
49: }
50: system("killall -q -0 $killallname");
51: if ($? == 0) {
52: system("killall -q $killallname");
53: print(", killed off extraneous processes");
54: }
55: print("\n");
56: }
57:
58: if (($command eq "restartold") or ($command eq "reloadold")) {
59: print 'Restarting LON-CAPA'."\n";
60: print 'Ending LON-CAPA client and daemon processes'."\n";
61: foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {
62: &stop_daemon($daemon,$daemon);
63: }
64: print 'Starting LON-CAPA client and daemon processes (please be patient)'.
65: "\n";
66: system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'");
67: } elsif (($command eq "restart") or ($command eq "reload")) {
68: print 'Restarting LON-CAPA'."\n";
69: print 'Ending LON-CAPA client and daemon processes'."\n";
70: foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {
71: my $killallname=$daemon;
72: if ($daemon eq 'lonc') { $killallname='loncnew'; }
73: &stop_daemon($daemon,$killallname);
74: }
75: print 'Starting LON-CAPA client and daemon processes (please be patient)'.
76: "\n";
77: system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");
78: } elsif ($command eq "stop") {
79: print 'Stopping LON-CAPA'."\n";
80: foreach my $daemon ('lonsql','lond','lonc','lonhttpd') {
81: my $killallname=$daemon;
82: if ($daemon eq 'lonc') { $killallname='loncnew'; }
83: &stop_daemon($daemon,$killallname);
84: }
85: } elsif ($command eq "startold") {
86: print 'Starting LON-CAPA'."\n";
87: print 'Starting LON-CAPA client and daemon processes (please be patient)'.
88: "\n";
89: system("su www -c '/home/httpd/perl/loncron --oldlonc --justcheckdaemons'");
90: } elsif ($command eq "start") {
91: print 'Starting LON-CAPA'."\n";
92: print 'Starting LON-CAPA client and daemon processes (please be patient)'.
93: "\n";
94: system("su www -c '/home/httpd/perl/loncron --justcheckdaemons'");
95: } elsif ($command eq "status") {
96: $response=`/bin/cat /home/httpd/perl/logs/*.pid 2>&1`;
97: if ($response=~/No such file or directory/) {
98: print 'LON-CAPA is not running.'."\n";
99: } else {
100: print 'LON-CAPA is running.'."\n";
101: system("su www -c '/home/httpd/perl/loncron --justcheckconnections'");
102: }
103: } else {
104: print 'You need to specify one of restart|stop|start|status on the command line.'."\n";
105: }
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