source: branches/New_Config_Format-branch/gsdl/cgi-bin/webpage_buildcol.pl@ 1083

Last change on this file since 1083 was 841, checked in by davidb, 24 years ago

General improvements
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 9.6 KB
Line 
1#!/usr/local/bin/perl5 -w
2
3###########################################################################
4#
5# webpage_buildcol.pl --
6# A component of the Greenstone digital library software
7# from the New Zealand Digital Library Project at the
8# University of Waikato, New Zealand.
9#
10# Copyright (C) 1999 New Zealand Digital Library Project
11#
12# This program is free software; you can redistribute it and/or modify
13# it under the terms of the GNU General Public License as published by
14# the Free Software Foundation; either version 2 of the License, or
15# (at your option) any later version.
16#
17# This program is distributed in the hope that it will be useful,
18# but WITHOUT ANY WARRANTY; without even the implied warranty of
19# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20# GNU General Public License for more details.
21#
22# You should have received a copy of the GNU General Public License
23# along with this program; if not, write to the Free Software
24# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25#
26###########################################################################
27
28# This program is a webpage wrapper to the import.pl and buildcol.pl
29# processes
30# Note while it is in the cgi-bin directory, its arguments are supplied as
31# the more traditional command line argument. The program is executed by
32# an already running cgi program.
33
34use Fcntl ':flock';
35use File::Basename;
36
37my $args;
38
39BEGIN
40{
41 my $va_pair;
42 foreach $va_pair (@ARGV)
43 {
44 if ($va_pair =~ m/^(\w+)=(\"?)(.*)(\"?)$/)
45 {
46 my ($variable,$assignment) = ($1,$3);
47 $args->{$variable} = $assignment;
48
49 $ENV{'GSDLHOME'} = $assignment if ($variable eq "gsdlhome");
50 $ENV{'GSDLOS'} = $assignment if ($variable eq "gsdlos");
51 }
52 }
53
54 if (defined($ENV{'GSDLHOME'}))
55 {
56 if (!defined($ENV{'GSDLOS'}))
57 {
58 $ENV{'GSDLOS'} = $^O; # special perl variable set to OS
59 ##### Need to check to see what this is set to
60 ##### under Windows
61 }
62
63 $ENV{'PATH'} .= ":$ENV{'GSDLHOME'}/bin/script";
64 $ENV{'PATH'} .= ":$ENV{'GSDLHOME'}/bin/$ENV{'GSDLOS'}";
65
66 unshift (@INC, "$ENV{'GSDLHOME'}/perllib");
67 unshift (@INC, "$ENV{'GSDLHOME'}/perllib/cpan");
68 }
69 else
70 {
71 print STDERR "Environment variable GSDLHOME not set\n";
72 exit 1;
73 }
74}
75
76require util;
77require webpageutil;
78require cfgread;
79
80sub communicate_single_line
81{
82 my ($full_tmpname,$text) = @_;
83
84 if (open(TMPOUT,">$full_tmpname"))
85 {
86 if (flock(TMPOUT,LOCK_EX))
87 {
88 print TMPOUT $text;
89 close(TMPOUT);
90 flock(TMPOUT,LOCK_UN);
91 }
92 else
93 {
94 # Problem locking file
95 my $mess = "Unable to lock temporary communication file:";
96 $mess .= " $full_tmpname";
97 print STDERR "$mess\n";
98 return;
99 }
100 }
101 else
102 {
103 my $mess = "Unable to open for writing";
104 $mess .= " communication temporary file: $full_tmpname.";
105 print STDERR "$mess\n";
106 return;
107 }
108}
109
110
111sub do_build
112{
113 my ($full_dirname,$dirname,$args) = @_;
114
115 my $tmpname = $args->{'bc1tmpname'};
116 my $full_tmpname = &util::filename_cat($ENV{'GSDLHOME'},"tmp",$tmpname);
117 my $cfg_filename = &util::filename_cat($full_dirname,"etc","collect.cfg");
118 my $full_importname = &util::filename_cat($full_dirname,"import");
119
120 my $log_filename = &util::filename_cat($ENV{'GSDLHOME'},"log","$dirname.bld");
121 if (!open (LOGOUT, ">$log_filename"))
122 {
123 my $mess = "Error: Unable to open log file '$log_filename'";
124 print LOGOUT "$mess\n";
125 communicate_single_line($full_tmpname,$mess);
126 return "failure";
127 }
128
129 my $copy_data = $args->{'bc1copydata'};
130 my $do_import = $args->{'bc1doimport'};
131 my $do_build = $args->{'bc1dobuild'};
132
133 my $building_cfg_text
134 = &cfgread::read_cfg_file($cfg_filename,undef,undef,"^building");
135 my $copy_dir = $building_cfg_text->{'building'}->{'copydir'};
136 my $input_dir = $building_cfg_text->{'building'}->{'inputdir'};
137
138 if ($copy_data eq "true")
139 {
140 if ($copy_dir =~ m/^yes$/i)
141 {
142 my $download_cmd = "";
143 my $file_or_url = $building_cfg_text->{'building'}->{'fileorurl'};
144
145 if ($file_or_url =~ m/^url$/i)
146 {
147 # run urlcopy.pl to download files
148 $download_cmd = "urlcopy.pl ";
149 my @urls = split("\n",$input_dir);
150 my $u;
151 foreach $u (@urls)
152 {
153 $u =~ s/^\s+//;
154 $u =~ s/\s+$//;
155 $download_cmd .= "\"$u\" ";
156 }
157 }
158 else
159 {
160 # run filecopy.pl to download files
161 $input_dir =~ s/^\s+//;
162 $input_dir =~ s/\s+$//;
163 $download_cmd = "filecopy.pl $input_dir";
164 }
165
166 $download_cmd .= " $dirname";
167
168 # execute download command and monitor the output generated
169 if(!open(DOWNLOADOUT,"$download_cmd 2>&1 |"))
170 {
171 my $mess = "Error: Unable to open pipe to command '$download_cmd'";
172 print LOGOUT "$mess\n";
173 communicate_single_line($full_tmpname,$mess);
174 close(LOGOUT);
175 return "failure";
176 }
177 while (defined($line=<DOWNLOADOUT>))
178 {
179 print LOGOUT $line;
180 chop $line;
181 if ($line =~ m/^Error:/)
182 {
183 print LOGOUT "$line";
184 communicate_single_line($full_tmpname,"$line");
185 close(DOWNLOADOUT);
186 close(LOGOUT);
187 return "failure";
188 }
189 communicate_single_line($full_tmpname,"Copying data ...<br>$line");
190 }
191
192 close(DOWNLOADOUT);
193 }
194 }
195
196 if ($copy_dir =~ /^no$/i)
197 {
198 # link it
199 my $tail_dir = &File::Basename::basename($input_dir);
200 my $sym_dirname = &util::filename_cat($full_importname,$tail_dir);
201
202 &util::rm_r($sym_dirname) if (-e $sym_dirname);
203
204 if (&util::soft_link($input_dir,$sym_dirname))
205 {
206 my $mess = "Source data linked to $input_dir";
207 communicate_single_line($full_tmpname,$mess);
208 }
209 else
210 {
211 my $mess = "Error: unable to make symbolic link to source:";
212 $mess .= " $input_dir";
213 print LOGOUT "$mess\n";
214 communicate_single_line($full_tmpname,$mess);
215 close(LOGOUT);
216 return "failure";
217 }
218 }
219
220 if ($do_import eq "true")
221 {
222 # Import operation
223 my $import_cmd = "import.pl -removeold $dirname";
224
225 if(!open(IMPORTOUT,"$import_cmd 2>&1 |"))
226 {
227 my $mess = "Error: Unable to open pipe to command '$import_cmd'";
228 print LOGOUT "$mess\n";
229 communicate_single_line($full_tmpname,$mess);
230 close(LOGOUT);
231 return "failure";
232 }
233 while (defined($line=<IMPORTOUT>))
234 {
235 print LOGOUT $line;
236 chop $line;
237 if ($line =~ m/^Error:/)
238 {
239 print LOGOUT "$line";
240 communicate_single_line($full_tmpname,"$line");
241 close(IMPORTOUT);
242 close(LOGOUT);
243 return "failure";
244 }
245 communicate_single_line($full_tmpname,"Caching data ...<br>$line");
246 }
247
248 close(IMPORTOUT);
249 }
250
251 if ($do_build eq "true")
252 {
253 my $full_archivename = &util::filename_cat($full_dirname,"archives");
254
255 # Build operation
256 my $build_cmd = "";
257 if (($do_import eq "true")
258 || (($do_import eq "false") && (-e $full_archivename)))
259 {
260 $build_cmd = "buildcol.pl $dirname";
261 }
262 else
263 {
264
265 $build_cmd = "buildcol.pl";
266 $build_cmd .= " -archivedir $full_importname";
267 $build_cmd .= " -cachedir $full_archivename";
268 $build_cmd .= " $dirname";
269 }
270
271 if(!open(BUILDOUT,"$build_cmd 2>&1 |"))
272 {
273 my $mess = "Error: Unable to open pipe to command '$build_cmd'";
274 print LOGOUT "$mess\n";
275 communicate_single_line($full_tmpname,$mess);
276 close(LOGOUT);
277 return "failure";
278 }
279 while (defined($line=<BUILDOUT>))
280 {
281 print LOGOUT $line;
282 chop $line;
283 if ($line =~ m/^Error:/)
284 {
285 print LOGOUT "$line";
286 communicate_single_line($full_tmpname,"$line");
287 close(BUILDOUT);
288 close(LOGOUT);
289 return "failure";
290 }
291 communicate_single_line($full_tmpname,"Creating indexes ...<br>$line");
292 }
293
294 close(BUILDOUT);
295
296 # Make collection live
297 #--
298 # rm index
299 my $full_indexname = &util::filename_cat($full_dirname,"index");
300 &util::rm_r($full_indexname);
301
302 # move building
303 my $full_buildingname = &util::filename_cat($full_dirname,"building");
304 &util::mv($full_buildingname,$full_indexname);
305
306 my $full_imagesrc = &util::filename_cat($full_dirname,"building_images","imgsrc");
307 if (-e $full_imagesrc)
308 {
309 my $full_imagedst = &util::filename_cat($full_dirname,"index","imgsrc");
310 &util::soft_link($full_imagesrc,$full_imagedst);
311 }
312
313 # Recreate 'building' directory ready for next build
314 &util::mk_dir($full_buildingname);
315 }
316
317 communicate_single_line($full_tmpname,"Done");
318 close(LOGOUT);
319 return "success";
320}
321
322
323sub main
324{
325 # get arguments
326 my $dirname = $args->{'bc1dirname'};
327 if (!defined($dirname))
328 {
329 my $mess = "Directory name for collection missing.";
330 print STDERR "$mess\n";
331 return;
332 }
333
334 my $tmpname = $args->{'bc1tmpname'};
335 if (!defined($tmpname))
336 {
337 my $mess = "Temporary name for building communication missing.";
338 print STDERR "$mess\n";
339 return;
340 }
341
342 my $full_tmpname
343 = &util::filename_cat($ENV{'GSDLHOME'},"tmp",$tmpname);
344
345 communicate_single_line($full_tmpname,"Preparing to build.");
346
347 # Put lock on config file before any building is done as safe
348 # guard against any concurrent operations on this collection.
349 #--
350
351 my $full_dirname
352 = &util::filename_cat($ENV{'GSDLHOME'},"collect",$dirname);
353 my $cfg_filename
354 = &util::filename_cat($full_dirname,"etc","collect.cfg");
355
356 if (open(CFGIN,"<$cfg_filename"))
357 {
358 if (flock(CFGIN,LOCK_EX))
359 {
360 # do requested stages for building
361 my $result = do_build($full_dirname,$dirname,$args);
362 flock(CFGIN,LOCK_UN);
363 close(CFGIN);
364 return if ($result ne "success");
365 }
366 else
367 {
368 # Problem locking file
369 my $mess = "Unable to lock configuration file: $cfg_filename";
370 print STDERR "$mess\n";
371 return;
372 }
373 }
374
375# my $mess_url = "$args->{'httpbuild'}&bca=mess&bc1dirname=$dirname";
376# print "Location: $mess_url&head=_headdone_&mess=_messdonebuildcol_\n\n";
377# print "done\n"; # in tmp file
378}
379
380&main();
381
382
383
384
385
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