File:
[LON-CAPA] /
loncom /
cgi /
listdomconfig.pl
Revision
1.2:
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text,
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select for diffs
Mon Aug 1 15:19:05 2016 UTC (8 years, 1 month ago) by
raeburn
Branches:
MAIN
CVS tags:
version_2_12_X,
version_2_11_X,
version_2_11_5_msu,
version_2_11_5,
version_2_11_4_uiuc,
version_2_11_4_msu,
version_2_11_4,
version_2_11_3_uiuc,
version_2_11_3_msu,
version_2_11_3,
HEAD
- listdomconfig.pl can be called with a query string to return domain
configuration in serialized form (format=raw).
1: #!/usr/bin/perl
2: $|=1;
3: # Domain Configuration Dump
4: # $Id: listdomconfig.pl,v 1.2 2016/08/01 15:19:05 raeburn Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: #############################################
29: #############################################
30:
31: =pod
32:
33: =head1 NAME
34:
35: listdomconfig.pl
36:
37: =head1 SYNOPSIS
38:
39: CGI script to display domain configuration as plain text.
40:
41: =head1 Subroutines
42:
43: =over 4
44:
45: =cut
46:
47: #############################################
48: #############################################
49:
50: use strict;
51:
52: use lib '/home/httpd/lib/perl/';
53: use LONCAPA::loncgi;
54: use LONCAPA::lonauthcgi;
55: use Apache::lonnet();
56: use Apache::lonlocal;
57: use LONCAPA;
58: use GDBM_File;
59: use Data::Dumper;
60: use Storable qw(thaw);
61: use GDBM_File;
62:
63: print &LONCAPA::loncgi::cgi_header('text/plain',1);
64:
65: &main();
66: exit 0;
67:
68: #############################################
69: #############################################
70:
71: =pod
72:
73: =item main()
74:
75: Inputs: None
76:
77: Returns: Nothing
78:
79: Description: Main program. Determines if requesting IP is allowed
80: to view domain configuration(s) for domains for
81: which this server is the primary library server.
82:
83: =cut
84:
85: #############################################
86: #############################################
87:
88: sub main {
89: my $remote_ip = $ENV{'REMOTE_ADDR'};
90: my $allowed;
91: if (&LONCAPA::lonauthcgi::check_ipbased_access('domconf',$remote_ip)) {
92: $allowed = 1;
93: } elsif (&LONCAPA::loncgi::check_cookie_and_load_env()) {
94: $allowed = &LONCAPA::lonauthcgi::can_view('domconf');
95: }
96: &LONCAPA::loncgi::check_cookie_and_load_env();
97: &Apache::lonlocal::get_language_handle();
98: my (%gets,$format);
99: &LONCAPA::loncgi::cgi_getitems($ENV{'QUERY_STRING'},\%gets,['format','primary']);
100: if (ref($gets{'format'}) eq 'ARRAY') {
101: $format = $gets{'format'}->[0];
102: }
103: if ($allowed ne '') {
104: my @okdoms;
105: unless ($allowed == 1) {
106: @okdoms = split(/\&/,$allowed);
107: }
108: my @hosts;
109: if (ref($gets{'primary'}) eq 'ARRAY') {
110: my @posshosts = &Apache::lonnet::current_machine_ids();
111: foreach my $prim (@{$gets{'primary'}}) {
112: if (grep(/^\Q$prim\E$/,@posshosts)) {
113: unless (grep(/^\Q$prim\E$/,@hosts)) {
114: push(@hosts,$prim);
115: }
116: }
117: }
118: } else {
119: @hosts = &Apache::lonnet::current_machine_ids();
120: }
121: my $numshown = 0;
122: my $numnonprim = 0;
123: foreach my $lonhost (@hosts) {
124: my $dom = &Apache::lonnet::host_domain($lonhost);
125: unless ($allowed == 1) {
126: next unless (grep(/^\Q$dom\E$/,@okdoms));
127: }
128: my $prim_id = &Apache::lonnet::domain($dom,'primary');
129: if (($prim_id ne '') && (grep(/^\Q$prim_id\E$/,@hosts))) {
130: unless ($format eq 'raw') {
131: my $domdesc = &Apache::lonnet::domain($dom);
132: print &mt('Domain configuration for [_1]',"$domdesc ($dom)")."\n\n";
133: }
134: &show_config($dom,$format);
135: print "\n";
136: $numshown ++;
137: } else {
138: $numnonprim ++;
139: }
140: }
141: if (!$numshown) {
142: if ($numnonprim) {
143: unless ($format eq 'raw') {
144: print &mt('This server is not a primary library server')."\n";
145: }
146: } else {
147: unless ($format eq 'raw') {
148: print &mt("You do not have access rights to view domain configuration for domain(s) hosted on this server.")."\n";
149: }
150: }
151: }
152: } else {
153: unless ($format eq 'raw') {
154: &LONCAPA::lonauthcgi::unauthorized_msg('domconf');
155: }
156: }
157: }
158:
159: #############################################
160: #############################################
161:
162: =pod
163:
164: =item show_config
165:
166: Inputs: $domain - domain for which domain configuration is to be shown
167:
168: Returns: Nothing
169:
170: Description: Displays plain text of domain configuration by dumping
171: contents of configuration.db
172:
173: =cut
174:
175: #############################################
176: #############################################
177:
178: sub show_config {
179: my ($dom,$format) = @_;
180: my $lonusersdir = $Apache::lonnet::perlvar{'lonUsersDir'};
181: my $fname = $lonusersdir.'/'.$dom.'/configuration.db';
182: my $dbref=&LONCAPA::locking_hash_tie($fname,&GDBM_READER());
183: if (ref($dbref) eq 'HASH') {
184: my $output;
185: foreach my $key (sort(keys(%{$dbref}))) {
186: my $value = $dbref->{$key};
187: if ($format eq 'raw') {
188: $output .= "$key=$value".'&';
189: } else {
190: if ($value =~ s/^__FROZEN__//) {
191: $value = thaw(&unescape($value));
192: }
193: $key = &unescape($key);
194: $value = &unescape($value) if (!ref($value));
195: print "$key = ".(ref($value)?Dumper($value):$value)."\n";
196: }
197: }
198: &LONCAPA::locking_hash_untie($dbref);
199: if ($format eq 'raw') {
200: $output .=~ s/\&$//;
201: print $output;
202: }
203: }
204: return;
205: }
206:
207: =pod
208:
209: =back
210:
211: =cut
212:
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