--- loncom/lonnet/perl/lonnet.pm 2001/08/16 11:25:03 1.149
+++ loncom/lonnet/perl/lonnet.pm 2001/08/20 23:28:43 1.155
@@ -72,7 +72,12 @@
# EXT(name) : value of a variable
# symblist(map,hash) : Updates symbolic storage links
# symbread([filename]) : returns the data handle (filename optional)
-# rndseed() : returns a random seed
+# rndseed([symb,courseid,domain,uname])
+# : returns a random seed, all arguments are optional,
+# if they aren't sent it use the environment to derive
+# them
+# Note: if symb isn't sent and it can't get one from
+# &symbread it will use the current time as it's return
# receipt() : returns a receipt to be given out to users
# getfile(filename) : returns the contents of filename, or a -1 if it can't
# be found, replicates and subscribes to the file
@@ -122,7 +127,7 @@
# 5/30 H. K. Ng
# 6/1 Gerd Kortemeyer
# July Guy Albertelli
-# 8/4,8/7,8/8,8/9,8/11,8/16 Gerd Kortemeyer
+# 8/4,8/7,8/8,8/9,8/11,8/16,8/17,8/18,8/20 Gerd Kortemeyer
package Apache::lonnet;
@@ -131,7 +136,7 @@ use Apache::File;
use LWP::UserAgent();
use HTTP::Headers;
use vars
-qw(%perlvar %hostname %homecache %spareid %hostdom %libserv %pr %prp %fe %fd $readit %metacache %packagetab);
+qw(%perlvar %hostname %homecache %hostip %spareid %hostdom %libserv %pr %prp %fe %fd $readit %metacache %packagetab);
use IO::Socket;
use GDBM_File;
use Apache::Constants qw(:common :http);
@@ -276,7 +281,8 @@ sub appenv {
map {
if (($newenv{$_}=~/^user\.role/) || ($newenv{$_}=~/^user\.priv/)) {
&logthis("WARNING: ".
- "Attempt to modify environment ".$_." to ".$newenv{$_});
+ "Attempt to modify environment ".$_." to ".$newenv{$_}
+ .'');
delete($newenv{$_});
} else {
$ENV{$_}=$newenv{$_};
@@ -661,7 +667,6 @@ sub log {
# ----------------------------------------------------------- Check out an item
-
sub checkout {
my ($symb,$tuname,$tudom,$tcrsid)=@_;
my $now=time;
@@ -673,29 +678,77 @@ sub checkout {
$symb.'&'.
$now.'&'.$ENV{'REMOTE_ADDR'});
my $token=&reply('tmpput:'.$infostr,$lonhost);
- if ($token=~/^error\:/) { return ''; }
+ if ($token=~/^error\:/) {
+ &logthis("WARNING: ".
+ "Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb.
+ "");
+ return '';
+ }
+
$token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/;
$token=~tr/a-z/A-Z/;
- my %infohash=('token' => $token,
- 'checktime' => $now,
- 'remote' => $ENV{'REMOTE_ADDR'});
+ my %infohash=('resource.0.outtoken' => $token,
+ 'resource.0.checkouttime' => $now,
+ 'resource.0.outremote' => $ENV{'REMOTE_ADDR'});
unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
return '';
+ } else {
+ &logthis("WARNING: ".
+ "Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb.
+ "");
}
if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
&escape('Checkout '.$infostr.' - '.
$token)) ne 'ok') {
return '';
+ } else {
+ &logthis("WARNING: ".
+ "Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb.
+ "");
}
+ return $token;
}
# ------------------------------------------------------------ Check in an item
sub checkin {
my $token=shift;
+ my $now=time;
+ my ($ta,$tb,$lonhost)=split(/\*/,$token);
+ $lonhost=~tr/A-Z/a-z/;
+ my $dtoken=$ta.'_'.$hostip{$lonhost}.'_'.$tb;
+ $dtoken=~s/\W/\_/g;
+ my ($tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)=
+ split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost)));
+
+ unless (($tuname) && ($tudom)) {
+ &logthis('Check in '.$token.' ('.$dtoken.') failed');
+ return '';
+ }
+
+ unless (&allowed('mgr',$tcrsid)) {
+ &logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '.
+ $ENV{'user.name'}.' - '.$ENV{'user.domain'});
+ return '';
+ }
+
+ my %infohash=('resource.0.intoken' => $token,
+ 'resource.0.checkintime' => $now,
+ 'resource.0.inremote' => $ENV{'REMOTE_ADDR'});
+
+ unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
+ return '';
+ }
+
+ if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
+ &escape('Checkin - '.$token)) ne 'ok') {
+ return '';
+ }
+
+ return ($symb,$tuname,$tudom,$tcrsid);
}
# --------------------------------------------- Set Expire Date for Spreadsheet
@@ -1074,6 +1127,8 @@ sub eget {
sub allowed {
my ($priv,$uri)=@_;
+
+ my $orguri=$uri;
$uri=&declutter($uri);
# Free bre access to adm and meta resources
@@ -1148,7 +1203,7 @@ sub allowed {
}
if ($checkreferer) {
- my $refuri=$ENV{'httpref.'.$uri};
+ my $refuri=$ENV{'httpref.'.$orguri};
unless ($refuri) {
map {
@@ -1156,19 +1211,18 @@ sub allowed {
my $pattern=$_;
$pattern=~s/\*/\[\^\/\]\+/g;
$pattern=~s/\//\\\//g;
- if ($uri=~/$pattern/) {
+ if ($orguri=~/$pattern/) {
$refuri=$ENV{$_};
}
}
} keys %ENV;
}
if ($refuri) {
+ $refuri=&declutter($refuri);
my @uriparts=split(/\//,$refuri);
my $filename=$uriparts[$#uriparts];
my $pathname=$refuri;
$pathname=~s/\/$filename$//;
- my @filenameparts=split(/\./,$uri);
- if (&fileembstyle($filenameparts[$#filenameparts]) ne 'ssi') {
if ($ENV{'acc.res.'.$ENV{'request.course.id'}.'.'.$pathname}=~
/\&$filename\:([\d\|]+)\&/) {
my $refstatecond=$1;
@@ -1178,7 +1232,6 @@ sub allowed {
$uri=$refuri;
$statecond=$refstatecond;
}
- }
}
}
}
@@ -2096,16 +2149,21 @@ sub numval {
}
sub rndseed {
- my $symb;
- unless ($symb=&symbread()) { return time; }
- {
+ my ($symb,$courseid,$domain,$username)=@_;
+ if (!$symb) {
+ unless ($symb=&symbread()) { return time; }
+ }
+ if (!$courseid) { $courseid=$ENV{'request.course.id'};}
+ if (!$domain) {$domain=$ENV{'user.domain'};}
+ if (!$username) {$username=$ENV{'user.name'};}
+ {
use integer;
my $symbchck=unpack("%32C*",$symb) << 27;
my $symbseed=numval($symb) << 22;
- my $namechck=unpack("%32C*",$ENV{'user.name'}) << 17;
- my $nameseed=numval($ENV{'user.name'}) << 12;
- my $domainseed=unpack("%32C*",$ENV{'user.domain'}) << 7;
- my $courseseed=unpack("%32C*",$ENV{'request.course.id'});
+ my $namechck=unpack("%32C*",$username) << 17;
+ my $nameseed=numval($username) << 12;
+ my $domainseed=unpack("%32C*",$domain) << 7;
+ my $courseseed=unpack("%32C*",$courseid);
my $num=$symbseed+$nameseed+$domainseed+$courseseed+$namechck+$symbchck;
#uncommenting these lines can break things!
#&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
@@ -2227,9 +2285,11 @@ if ($readit ne 'done') {
my $config=Apache::File->new("$perlvar{'lonTabDir'}/hosts.tab");
while (my $configline=<$config>) {
+ chomp($configline);
my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);
$hostname{$id}=$name;
$hostdom{$id}=$domain;
+ $hostip{$id}=$ip;
if ($role eq 'library') { $libserv{$id}=$name; }
}
}