version 1.5, 1999/11/16 17:50:16
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version 1.12, 2000/06/26 02:42:28
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Line 3
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Line 3
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# lond "LON Daemon" Server (port "LOND" 5663) |
# lond "LON Daemon" Server (port "LOND" 5663) |
# 5/26/99,6/4,6/10,6/11,6/14,6/15,6/26,6/28,6/30, |
# 5/26/99,6/4,6/10,6/11,6/14,6/15,6/26,6/28,6/30, |
# 7/8,7/9,7/10,7/12,7/17,7/19,9/21, |
# 7/8,7/9,7/10,7/12,7/17,7/19,9/21, |
# 10/7,10/8,10/9,10/11,10/13,10/15,11/4,11/16 Gerd Kortemeyer |
# 10/7,10/8,10/9,10/11,10/13,10/15,11/4,11/16, |
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# 12/7,12/15,01/06,01/11,01/12,01/14,2/8, |
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# 03/07,05/31 Gerd Kortemeyer |
# based on "Perl Cookbook" ISBN 1-56592-243-3 |
# based on "Perl Cookbook" ISBN 1-56592-243-3 |
# preforker - server who forks first |
# preforker - server who forks first |
# runs as a daemon |
# runs as a daemon |
Line 27 open (CONFIG,"/etc/httpd/conf/access.con
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Line 29 open (CONFIG,"/etc/httpd/conf/access.con
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while ($configline=<CONFIG>) { |
while ($configline=<CONFIG>) { |
if ($configline =~ /PerlSetVar/) { |
if ($configline =~ /PerlSetVar/) { |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
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chomp($varvalue); |
$perlvar{$varname}=$varvalue; |
$perlvar{$varname}=$varvalue; |
} |
} |
} |
} |
Line 77 sub HUNTSMAN { # si
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Line 80 sub HUNTSMAN { # si
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kill 'INT' => keys %children; |
kill 'INT' => keys %children; |
my $execdir=$perlvar{'lonDaemons'}; |
my $execdir=$perlvar{'lonDaemons'}; |
unlink("$execdir/logs/lond.pid"); |
unlink("$execdir/logs/lond.pid"); |
&logthis("Shutting down"); |
&logthis("<font color=red>CRITICAL: Shutting down</font>"); |
exit; # clean up with dignity |
exit; # clean up with dignity |
} |
} |
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Line 85 sub HUPSMAN { # sig
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Line 88 sub HUPSMAN { # sig
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local($SIG{CHLD}) = 'IGNORE'; # we're going to kill our children |
local($SIG{CHLD}) = 'IGNORE'; # we're going to kill our children |
kill 'INT' => keys %children; |
kill 'INT' => keys %children; |
close($server); # free up socket |
close($server); # free up socket |
&logthis("Restarting"); |
&logthis("<font color=red>CRITICAL: Restarting</font>"); |
my $execdir=$perlvar{'lonDaemons'}; |
my $execdir=$perlvar{'lonDaemons'}; |
exec("$execdir/lond"); # here we go again |
exec("$execdir/lond"); # here we go again |
} |
} |
Line 101 sub logthis {
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Line 104 sub logthis {
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print $fh "$local ($$): $message\n"; |
print $fh "$local ($$): $message\n"; |
} |
} |
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# -------------------------------------------------------- Escape Special Chars |
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sub escape { |
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my $str=shift; |
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$str =~ s/(\W)/"%".unpack('H2',$1)/eg; |
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return $str; |
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} |
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# ----------------------------------------------------- Un-Escape Special Chars |
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sub unescape { |
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my $str=shift; |
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$str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
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return $str; |
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} |
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# ----------------------------------------------------------- Send USR1 to lonc |
# ----------------------------------------------------------- Send USR1 to lonc |
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sub reconlonc { |
sub reconlonc { |
Line 118 sub reconlonc {
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Line 138 sub reconlonc {
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&logthis("$peerfile still not there, give it another try"); |
&logthis("$peerfile still not there, give it another try"); |
sleep 5; |
sleep 5; |
if (-e "$peerfile") { return; } |
if (-e "$peerfile") { return; } |
&logthis("$peerfile still not there, giving up"); |
&logthis( |
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"<font color=blue>WARNING: $peerfile still not there, giving up</font>"); |
} else { |
} else { |
&logthis("lonc at pid $loncpid not responding, giving up"); |
&logthis( |
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"<font color=red>CRITICAL: " |
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."lonc at pid $loncpid not responding, giving up</font>"); |
} |
} |
} else { |
} else { |
&logthis('lonc not running, giving up'); |
&logthis('<font color=red>CRITICAL: lonc not running, giving up</font>'); |
} |
} |
} |
} |
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# -------------------------------------------------- Non-critical communication |
# -------------------------------------------------- Non-critical communication |
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sub subreply { |
sub subreply { |
my ($cmd,$server)=@_; |
my ($cmd,$server)=@_; |
my $peerfile="$perlvar{'lonSockDir'}/$server"; |
my $peerfile="$perlvar{'lonSockDir'}/$server"; |
Line 160 sub reply {
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Line 184 sub reply {
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return $answer; |
return $answer; |
} |
} |
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sub sqlreply { |
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my ($cmd)=@_; |
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my $answer=subsqlreply($cmd); |
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if ($answer eq 'con_lost') { $answer=subsqlreply($cmd); } |
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return $answer; |
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} |
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sub subsqlreply { |
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my ($cmd)=@_; |
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my $unixsock="mysqlsock"; |
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my $peerfile="$perlvar{'lonSockDir'}/$unixsock"; |
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my $sclient=IO::Socket::UNIX->new(Peer =>"$peerfile", |
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Type => SOCK_STREAM, |
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Timeout => 10) |
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or return "con_lost"; |
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print $sclient "$cmd\n"; |
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my $answer=<$sclient>; |
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chomp($answer); |
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if (!$answer) { $answer="con_lost"; } |
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return $answer; |
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} |
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# -------------------------------------------- Return path to profile directory |
# -------------------------------------------- Return path to profile directory |
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sub propath { |
sub propath { |
my ($udom,$uname)=@_; |
my ($udom,$uname)=@_; |
$udom=~s/\W//g; |
$udom=~s/\W//g; |
Line 172 sub propath {
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Line 219 sub propath {
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} |
} |
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# --------------------------------------- Is this the home server of an author? |
# --------------------------------------- Is this the home server of an author? |
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sub ishome { |
sub ishome { |
my $author=shift; |
my $author=shift; |
$author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/; |
$author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/; |
Line 199 $execdir=$perlvar{'lonDaemons'};
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Line 247 $execdir=$perlvar{'lonDaemons'};
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open (PIDSAVE,">$execdir/logs/lond.pid"); |
open (PIDSAVE,">$execdir/logs/lond.pid"); |
print PIDSAVE "$$\n"; |
print PIDSAVE "$$\n"; |
close(PIDSAVE); |
close(PIDSAVE); |
&logthis("Starting"); |
&logthis("<font color=red>CRITICAL: ---------- Starting ----------</font>"); |
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# ------------------------------------------------------- Now we are on our own |
# ------------------------------------------------------- Now we are on our own |
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Line 261 sub make_new_child {
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Line 309 sub make_new_child {
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my ($port,$iaddr)=unpack_sockaddr_in($caller); |
my ($port,$iaddr)=unpack_sockaddr_in($caller); |
my $clientip=inet_ntoa($iaddr); |
my $clientip=inet_ntoa($iaddr); |
my $clientrec=($hostid{$clientip} ne undef); |
my $clientrec=($hostid{$clientip} ne undef); |
&logthis("Connect from $clientip ($hostid{$clientip})"); |
&logthis( |
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"<font color=yellow>INFO: Connect from $clientip ($hostid{$clientip})</font>"); |
my $clientok; |
my $clientok; |
if ($clientrec) { |
if ($clientrec) { |
my $remotereq=<$client>; |
my $remotereq=<$client>; |
Line 275 sub make_new_child {
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Line 324 sub make_new_child {
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$clientok=1; |
$clientok=1; |
print $client "ok\n"; |
print $client "ok\n"; |
} else { |
} else { |
&logthis("$clientip did not reply challenge"); |
&logthis( |
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"<font color=blue>WARNING: $clientip did not reply challenge</font>"); |
} |
} |
} else { |
} else { |
&logthis("$clientip failed to initialize: >$remotereq<"); |
&logthis( |
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"<font color=blue>WARNING: " |
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."$clientip failed to initialize: >$remotereq< </font>"); |
} |
} |
} else { |
} else { |
&logthis("Unknown client $clientip"); |
&logthis( |
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"<font color=blue>WARNING: Unknown client $clientip</font>"); |
} |
} |
if ($clientok) { |
if ($clientok) { |
# ---------------- New known client connecting, could mean machine online again |
# ---------------- New known client connecting, could mean machine online again |
&reconlonc("$perlvar{'lonSockDir'}/$hostid{$clientip}"); |
&reconlonc("$perlvar{'lonSockDir'}/$hostid{$clientip}"); |
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&logthis( |
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"<font color=green>Established connection: $hostid{$clientip}</font>"); |
# ------------------------------------------------------------ Process requests |
# ------------------------------------------------------------ Process requests |
while (my $userinput=<$client>) { |
while (my $userinput=<$client>) { |
chomp($userinput); |
chomp($userinput); |
Line 342 sub make_new_child {
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Line 397 sub make_new_child {
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if ($wasenc==1) { |
if ($wasenc==1) { |
my ($cmd,$udom,$uname,$upass)=split(/:/,$userinput); |
my ($cmd,$udom,$uname,$upass)=split(/:/,$userinput); |
chomp($upass); |
chomp($upass); |
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$upass=unescape($upass); |
my $proname=propath($udom,$uname); |
my $proname=propath($udom,$uname); |
my $passfilename="$proname/passwd"; |
my $passfilename="$proname/passwd"; |
if (-e $passfilename) { |
if (-e $passfilename) { |
Line 492 sub make_new_child {
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Line 548 sub make_new_child {
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} else { |
} else { |
print $client "rejected\n"; |
print $client "rejected\n"; |
} |
} |
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# ------------------------------------------------------------------------- log |
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} elsif ($userinput =~ /^log/) { |
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my ($cmd,$udom,$uname,$what)=split(/:/,$userinput); |
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chomp($what); |
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my $proname=propath($udom,$uname); |
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my $now=time; |
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{ |
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my $hfh; |
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if ($hfh=IO::File->new(">>$proname/activity.log")) { |
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print $hfh "$now:$hostid{$clientip}:$what\n"; |
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print $client "ok\n"; |
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} else { |
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print $client "error:$!\n"; |
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} |
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} |
# ------------------------------------------------------------------------- put |
# ------------------------------------------------------------------------- put |
} elsif ($userinput =~ /^put/) { |
} elsif ($userinput =~ /^put/) { |
my ($cmd,$udom,$uname,$namespace,$what) |
my ($cmd,$udom,$uname,$namespace,$what) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
$namespace=~s/\W//g; |
$namespace=~s/\//\_/g; |
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$namespace=~s/\W//g; |
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if ($namespace ne 'roles') { |
chomp($what); |
chomp($what); |
my $proname=propath($udom,$uname); |
my $proname=propath($udom,$uname); |
my $now=time; |
my $now=time; |
Line 520 sub make_new_child {
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Line 593 sub make_new_child {
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} else { |
} else { |
print $client "error:$!\n"; |
print $client "error:$!\n"; |
} |
} |
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} else { |
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print $client "refused\n"; |
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} |
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# -------------------------------------------------------------------- rolesput |
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} elsif ($userinput =~ /^rolesput/) { |
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if ($wasenc==1) { |
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my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
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=split(/:/,$userinput); |
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my $namespace='roles'; |
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chomp($what); |
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my $proname=propath($udom,$uname); |
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my $now=time; |
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{ |
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my $hfh; |
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if ( |
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$hfh=IO::File->new(">>$proname/$namespace.hist") |
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) { |
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print $hfh "P:$now:$exedom:$exeuser:$what\n"; |
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} |
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} |
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my @pairs=split(/\&/,$what); |
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if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
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foreach $pair (@pairs) { |
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($key,$value)=split(/=/,$pair); |
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$hash{$key}=$value; |
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} |
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if (untie(%hash)) { |
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print $client "ok\n"; |
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} else { |
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print $client "error:$!\n"; |
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} |
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} else { |
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print $client "error:$!\n"; |
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} |
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} else { |
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print $client "refused\n"; |
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} |
# ------------------------------------------------------------------------- get |
# ------------------------------------------------------------------------- get |
} elsif ($userinput =~ /^get/) { |
} elsif ($userinput =~ /^get/) { |
my ($cmd,$udom,$uname,$namespace,$what) |
my ($cmd,$udom,$uname,$namespace,$what) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
$namespace=~s/\W//g; |
$namespace=~s/\W//g; |
chomp($what); |
chomp($what); |
my @queries=split(/\&/,$what); |
my @queries=split(/\&/,$what); |
Line 546 sub make_new_child {
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Line 657 sub make_new_child {
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} elsif ($userinput =~ /^eget/) { |
} elsif ($userinput =~ /^eget/) { |
my ($cmd,$udom,$uname,$namespace,$what) |
my ($cmd,$udom,$uname,$namespace,$what) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
$namespace=~s/\W//g; |
$namespace=~s/\W//g; |
chomp($what); |
chomp($what); |
my @queries=split(/\&/,$what); |
my @queries=split(/\&/,$what); |
Line 581 sub make_new_child {
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Line 693 sub make_new_child {
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} elsif ($userinput =~ /^del/) { |
} elsif ($userinput =~ /^del/) { |
my ($cmd,$udom,$uname,$namespace,$what) |
my ($cmd,$udom,$uname,$namespace,$what) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
$namespace=~s/\W//g; |
$namespace=~s/\W//g; |
chomp($what); |
chomp($what); |
my $proname=propath($udom,$uname); |
my $proname=propath($udom,$uname); |
Line 608 sub make_new_child {
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Line 721 sub make_new_child {
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} elsif ($userinput =~ /^keys/) { |
} elsif ($userinput =~ /^keys/) { |
my ($cmd,$udom,$uname,$namespace) |
my ($cmd,$udom,$uname,$namespace) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
$namespace=~s/\W//g; |
$namespace=~s/\W//g; |
chomp($namespace); |
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my $proname=propath($udom,$uname); |
my $proname=propath($udom,$uname); |
my $qresult=''; |
my $qresult=''; |
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
Line 629 sub make_new_child {
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Line 742 sub make_new_child {
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} elsif ($userinput =~ /^dump/) { |
} elsif ($userinput =~ /^dump/) { |
my ($cmd,$udom,$uname,$namespace) |
my ($cmd,$udom,$uname,$namespace) |
=split(/:/,$userinput); |
=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
$namespace=~s/\W//g; |
$namespace=~s/\W//g; |
chomp($namespace); |
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my $proname=propath($udom,$uname); |
my $proname=propath($udom,$uname); |
my $qresult=''; |
my $qresult=''; |
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
Line 646 sub make_new_child {
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Line 759 sub make_new_child {
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} else { |
} else { |
print $client "error:$!\n"; |
print $client "error:$!\n"; |
} |
} |
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# ----------------------------------------------------------------------- store |
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} elsif ($userinput =~ /^store/) { |
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my ($cmd,$udom,$uname,$namespace,$rid,$what) |
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=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
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$namespace=~s/\W//g; |
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if ($namespace ne 'roles') { |
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chomp($what); |
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my $proname=propath($udom,$uname); |
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my $now=time; |
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{ |
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my $hfh; |
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if ( |
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$hfh=IO::File->new(">>$proname/$namespace.hist") |
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) { print $hfh "P:$now:$rid:$what\n"; } |
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} |
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my @pairs=split(/\&/,$what); |
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if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
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my @previouskeys=split(/&/,$hash{"keys:$rid"}); |
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my $key; |
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$hash{"version:$rid"}++; |
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my $version=$hash{"version:$rid"}; |
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my $allkeys=''; |
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foreach $pair (@pairs) { |
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($key,$value)=split(/=/,$pair); |
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$allkeys.=$key.':'; |
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$hash{"$version:$rid:$key"}=$value; |
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} |
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$allkeys=~s/:$//; |
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$hash{"$version:keys:$rid"}=$allkeys; |
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if (untie(%hash)) { |
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print $client "ok\n"; |
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} else { |
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print $client "error:$!\n"; |
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} |
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} else { |
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print $client "error:$!\n"; |
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} |
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} else { |
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print $client "refused\n"; |
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} |
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# --------------------------------------------------------------------- restore |
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} elsif ($userinput =~ /^restore/) { |
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my ($cmd,$udom,$uname,$namespace,$rid) |
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=split(/:/,$userinput); |
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$namespace=~s/\//\_/g; |
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$namespace=~s/\W//g; |
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chomp($rid); |
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my $proname=propath($udom,$uname); |
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my $qresult=''; |
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if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT,0640)) { |
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my $version=$hash{"version:$rid"}; |
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$qresult.="version=$version&"; |
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my $scope; |
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for ($scope=1;$scope<=$version;$scope++) { |
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my $vkeys=$hash{"$scope:keys:$rid"}; |
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my @keys=split(/:/,$vkeys); |
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my $key; |
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$qresult.="$scope:keys=$vkeys&"; |
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foreach $key (@keys) { |
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$qresult.="$version:$key=".$hash{"$scope:$rid:$key"}."&"; |
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} |
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} |
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if (untie(%hash)) { |
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$qresult=~s/\&$//; |
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print $client "$qresult\n"; |
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} else { |
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print $client "error:$!\n"; |
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} |
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} else { |
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print $client "error:$!\n"; |
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} |
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# ------------------------------------------------------------------- querysend |
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} elsif ($userinput =~ /^querysend/) { |
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my ($cmd,$query)=split(/:/,$userinput); |
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# make sure you get one \n and only one |
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$query=~s/\n*$//g; |
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print $client sqlreply("$hostid{$clientip}\&$query")."\n"; |
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# ------------------------------------------------------------------ queryreply |
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} elsif ($userinput =~ /^queryreply/) { |
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my ($cmd,$id,$reply)=split(/:/,$userinput); |
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my $store; |
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if ($store=IO::File->new(">/tmp/$id")) { |
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print $store $reply; |
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close $store; |
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print $client "ok\n"; |
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} |
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else { |
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print $client "error:$!\n"; |
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} |
# ----------------------------------------------------------------------- idput |
# ----------------------------------------------------------------------- idput |
} elsif ($userinput =~ /^idput/) { |
} elsif ($userinput =~ /^idput/) { |
my ($cmd,$udom,$what)=split(/:/,$userinput); |
my ($cmd,$udom,$what)=split(/:/,$userinput); |
Line 717 sub make_new_child {
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Line 921 sub make_new_child {
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} |
} |
} else { |
} else { |
print $client "refused\n"; |
print $client "refused\n"; |
&logthis("Rejected client $clientip, closing connection"); |
&logthis("<font color=blue>WARNING: " |
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."Rejected client $clientip, closing connection</font>"); |
} |
} |
&logthis("Disconnect from $clientip ($hostid{$clientip})"); |
&logthis("<font color=red>CRITICAL: " |
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."Disconnect from $clientip ($hostid{$clientip})</font>"); |
# ============================================================================= |
# ============================================================================= |
} |
} |
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