110
112
# Private mode (normal mode) requires login, and only serves files relevant to
111
113
# the logged-in user."""))
113
config_options.append(ConfigOption("allowed_uids", "33",
114
"""UID of the web server process which will run IVLE.
115
Only this user may execute the trampoline. May specify multiple users as
116
a comma-separated list.
119
# The User-ID of the web server process which will run IVLE, and any other
120
# users who are allowed to run the trampoline. This is stores as a string of
121
# comma-separated integers, simply because it is not used within Python, only
122
# used by the setup program to write to conf.h (see setup.py config).""",
125
config_options.append(ConfigOption("db_host", "localhost",
115
config_options.append(ConfigOption("database/host", "localhost",
126
116
"""PostgreSQL Database config
127
117
==========================
128
118
Hostname of the DB server:""",
130
### PostgreSQL Database config ###
131
120
# Database server hostname"""))
133
config_options.append(ConfigOption("db_port", "5432",
122
config_options.append(ConfigOption("database/port", "5432",
134
123
"""Port of the DB server:""",
136
125
# Database server port"""))
138
config_options.append(ConfigOption("db_dbname", "ivle",
127
config_options.append(ConfigOption("database/name", "ivle",
139
128
"""Database name:""",
141
130
# Database name"""))
143
config_options.append(ConfigOption("db_forumdbname", "ivle_forum",
132
config_options.append(ConfigOption("plugins/forum/dbname", "ivle_forum",
144
133
"""Forum Database name:""",
146
135
# Forum Database name"""))
148
config_options.append(ConfigOption("db_user", "postgres",
137
config_options.append(ConfigOption("database/username", "postgres",
149
138
"""Username for DB server login:""",
151
140
# Database username"""))
153
config_options.append(ConfigOption("db_password", "",
142
config_options.append(ConfigOption("database/password", "",
154
143
"""Password for DB server login:
155
144
(Caution: This password is stored in plaintext in ivle/conf/conf.py)""",
157
146
# Database password"""))
159
config_options.append(ConfigOption("auth_modules", "",
148
config_options.append(ConfigOption("auth/modules", "",
160
149
"""Authentication config
161
150
=====================
162
151
Comma-separated list of authentication modules.""",
195
184
# other modules may be plugged in to pulldown against organisation-specific
196
185
# pulldown backends.""", ask=False))
198
config_options.append(ConfigOption("svn_addr", "http://svn.localhost/",
187
config_options.append(ConfigOption("urls/svn_addr", "http://svn.localhost/",
199
188
"""Subversion config
200
189
=================
201
190
The base url for accessing subversion repositories:""",
203
192
# The base url for accessing subversion repositories."""))
205
config_options.append(ConfigOption("usrmgt_host", "localhost",
194
config_options.append(ConfigOption("usrmgt/host", "localhost",
206
195
"""User Management Server config
207
196
============================
208
197
The hostname where the usrmgt-server runs:""",
210
199
# The hostname where the usrmgt-server runs."""))
212
config_options.append(ConfigOption("usrmgt_port", "2178",
201
config_options.append(ConfigOption("usrmgt/port", "2178",
213
202
"""The port where the usrmgt-server runs:""",
215
204
# The port where the usrmgt-server runs.""", ask=False))
217
config_options.append(ConfigOption("usrmgt_magic", None,
206
config_options.append(ConfigOption("usrmgt/magic", None,
218
207
"""The password for the usrmgt-server:""",
220
209
# The password for the usrmgt-server.""", ask=False))
211
def query_user(default, prompt):
212
"""Prompts the user for a string, which is read from a line of stdin.
213
Exits silently if EOF is encountered. Returns the string, with spaces
214
removed from the beginning and end.
216
Returns default if a 0-length line (after spaces removed) was read.
219
# A default of None means the value will be computed specially, so we
220
# can't really tell you what it is
221
defaultstr = "computed"
222
elif isinstance(default, basestring):
223
defaultstr = '"%s"' % default
225
defaultstr = repr(default)
226
sys.stdout.write('%s\n (default: %s)\n>' % (prompt, defaultstr))
228
val = sys.stdin.readline()
229
except KeyboardInterrupt:
231
sys.stdout.write("\n")
233
sys.stdout.write("\n")
235
if val == '': sys.exit(1)
236
# If empty line, return default
238
if val == '': return default
222
241
def configure(args):
223
usage = """usage: %prog config [options]
224
Creates lib/conf/conf.py (and a few other config files).
225
Interactively asks questions to set this up."""
228
parser = optparse.OptionParser(usage)
229
(options, args) = parser.parse_args(args)
231
# Call the real function
232
return __configure(args)
234
def __configure(args):
235
global db_port, usrmgt_port
237
242
# Try importing existing conf, but if we can't just set up defaults
238
243
# The reason for this is that these settings are used by other phases
239
244
# of setup besides conf, so we need to know them.
240
245
# Also this allows you to hit Return to accept the existing value.
242
confmodule = __import__("ivle/conf/conf")
243
for opt in config_options:
245
globals()[opt.option_name] = \
246
confmodule.__dict__[opt.option_name]
248
globals()[opt.option_name] = opt.default
250
# Just set reasonable defaults
251
for opt in config_options:
252
globals()[opt.option_name] = opt.default
247
conf = ivle.config.Config()
248
except ivle.config.ConfigError:
249
# Couldn't find a config file anywhere.
250
# Create a new blank config object (not yet bound to a file)
251
# All lookups (below) will fail, so it will be initialised with all
252
# the default values.
253
conf = ivle.config.Config(blank=True)
255
# Check that all the options are present, and if not, load the default
256
for opt in config_options:
258
conf.get_by_path(opt.option_name)
260
# If the default is None, omit it
261
# Else ConfigObj will write the string 'None' to the conf file
262
if opt.default is not None:
263
conf.set_by_path(opt.option_name, opt.default)
265
# Store comments in the conf object
266
for opt in config_options:
267
# Omitted if the key doesn't exist
268
conf.set_by_path(opt.option_name, comment=opt.comment)
254
270
# Set up some variables
255
271
cwd = os.getcwd()
257
273
# the files that will be created/overwritten
258
conffile = os.path.join(cwd, "ivle/conf/conf.py")
259
jailconffile = os.path.join(cwd, "ivle/conf/jailconf.py")
260
conf_hfile = os.path.join(cwd, "bin/trampoline/conf.h")
274
conffile = os.path.join(cwd, "etc/ivle.conf")
261
275
phpBBconffile = os.path.join(cwd, "www/php/phpBB3/config.php")
263
277
# Get command-line arguments to avoid asking questions.
292
304
for opt in config_options:
294
globals()[opt.option_name] = \
295
query_user(globals()[opt.option_name], opt.prompt)
306
conf.set_by_path(opt.option_name,
307
query_user(conf.get_by_path(opt.option_name), opt.prompt))
297
309
opts = dict(opts)
298
310
# Non-interactive mode. Parse the options.
299
311
for opt in config_options:
300
312
if '--' + opt.option_name in opts:
301
globals()[opt.option_name] = opts['--' + opt.option_name]
313
conf.set_by_path(opt.option_name,
314
opts['--' + opt.option_name])
303
316
# Error handling on input values
305
allowed_uids_list = map(int, allowed_uids.split(','))
307
print >>sys.stderr, (
308
"Invalid UID list (%s).\n"
309
"Must be a comma-separated list of integers." % allowed_uids)
312
db_port = int(db_port)
313
if db_port < 0 or db_port >= 65536: raise ValueError()
318
conf['database']['port'] = int(conf['database']['port'])
319
if (conf['database']['port'] < 0
320
or conf['database']['port'] >= 65536):
314
322
except ValueError:
315
323
print >>sys.stderr, (
316
324
"Invalid DB port (%s).\n"
317
"Must be an integer between 0 and 65535." % repr(db_port))
325
"Must be an integer between 0 and 65535." %
326
repr(conf['database']['port']))
320
usrmgt_port = int(usrmgt_port)
321
if usrmgt_port < 0 or usrmgt_port >= 65536: raise ValueError()
329
conf['usrmgt']['port'] = int(conf['usrmgt']['port'])
330
if (conf['usrmgt']['port'] < 0 or conf['usrmgt']['port'] >= 65536):
322
332
except ValueError:
323
333
print >>sys.stderr, (
324
334
"Invalid user management port (%s).\n"
325
"Must be an integer between 0 and 65535." % repr(usrmgt_port))
335
"Must be an integer between 0 and 65535." %
336
repr(conf['usrmgt']['port']))
328
339
# By default we generate the magic randomly.
329
if globals()['usrmgt_magic'] is None:
330
globals()['usrmgt_magic'] = hashlib.md5(uuid.uuid4().bytes).hexdigest()
341
conf['usrmgt']['magic'] # Throw away; just check for KeyError
343
conf['usrmgt']['magic'] = hashlib.md5(uuid.uuid4().bytes).hexdigest()
332
345
# Generate the forum secret
333
346
forum_secret = hashlib.md5(uuid.uuid4().bytes).hexdigest()
335
# Write lib/conf/conf.py
338
conf = open(conffile, "w")
340
conf.write("""# IVLE Configuration File
342
# Miscellaneous application settings
347
for opt in config_options:
348
conf.write('%s\n%s = %r\n' % (opt.comment, opt.option_name,
349
globals()[opt.option_name]))
351
# Add the forum secret to the config file (regenerated each config)
352
conf.write('forum_secret = "%s"\n\n' % (forum_secret))
354
write_conf_file_boilerplate(conf)
357
except IOError, (errno, strerror):
358
print "IO error(%s): %s" % (errno, strerror)
348
# Write ./etc/ivle.conf (even if we loaded from a different filename)
349
conf.filename = conffile
351
conf.initial_comment = ["# IVLE Configuration File"]
353
# Add the forum secret to the config file (regenerated each config)
354
config_options.append(ConfigOption('plugins/forum/secret', None, '', ''))
355
conf['plugins']['forum']['secret'] = forum_secret
361
359
print "Successfully wrote %s" % conffile
363
# Write conf/jailconf.py
366
conf = open(jailconffile, "w")
368
# In the "in-jail" version of conf, we don't need MOST of the details
369
# (it would be a security risk to have them here).
370
# So we just write root_dir, and jail_base is "/".
371
# (jail_base being "/" means "jail-relative" paths are relative to "/"
372
# when inside the jail.)
373
conf.write("""# IVLE Configuration File
375
# Miscellaneous application settings
376
# (User jail version)
379
# In URL space, where in the site is IVLE located. (All URLs will be prefixed
381
# eg. "/" or "/ivle".
384
# In the local file system, where are the student/user file spaces located.
385
# The user jails are expected to be located immediately in subdirectories of
389
# The hostname for serving publicly accessible pages
392
# The URL under which the Subversion repositories are located.
394
""" % (repr(root_dir),repr(public_host),repr(svn_addr)))
397
except IOError, (errno, strerror):
398
print "IO error(%s): %s" % (errno, strerror)
401
print "Successfully wrote %s" % jailconffile
403
# Write bin/trampoline/conf.h
406
conf = open(conf_hfile, "w")
408
# XXX Compute jail_base, jail_src_base and jail_system. These will
409
# ALSO be done by the boilerplate code, but we need them here in order
410
# to write to the C file.
411
jail_base = os.path.join(data_path, 'jailmounts')
412
jail_src_base = os.path.join(data_path, 'jails')
413
jail_system = os.path.join(jail_src_base, '__base__')
415
conf.write("""/* IVLE Configuration File
417
* Administrator settings required by trampoline.
418
* Note: trampoline will have to be rebuilt in order for changes to this file
422
#define IVLE_AUFS_JAILS
424
/* In the local file system, where are the jails located.
425
* The trampoline does not allow the creation of a jail anywhere besides
426
* jail_base or a subdirectory of jail_base.
428
static const char* jail_base = "%s";
429
static const char* jail_src_base = "%s";
430
static const char* jail_system = "%s";
432
/* Which user IDs are allowed to run the trampoline.
433
* This list should be limited to the web server user.
434
* (Note that root is an implicit member of this list).
436
static const int allowed_uids[] = { %s };
437
""" % (repr(jail_base)[1:-1], repr(jail_src_base)[1:-1],
438
repr(jail_system)[1:-1], repr(allowed_uids_list)[1:-1]))
439
# Note: The above uses PYTHON reprs, not C reprs
440
# However they should be the same with the exception of the outer
441
# characters, which are stripped off and replaced
444
except IOError, (errno, strerror):
445
print "IO error(%s): %s" % (errno, strerror)
448
print "Successfully wrote %s" % conf_hfile
450
361
# Write www/php/phpBB3/config.php
453
conf = open(phpBBconffile, "w")
456
if db_host == 'localhost':
457
forumdb_host = '127.0.0.1'
459
forumdb_host = db_host
363
conf_php = open(phpBBconffile, "w")
366
if conf['database']['host'] == 'localhost':
367
forumdb_host = '127.0.0.1'
369
forumdb_host = conf['database']['host']
371
conf_php.write( """<?php
462
372
// phpBB 3.0.x auto-generated configuration file
463
373
// Do not change anything in this file!
464
374
$dbms = 'postgres';
465
375
$dbhost = '""" + forumdb_host + """';
466
$dbport = '""" + str(db_port) + """';
467
$dbname = '""" + db_forumdbname + """';
468
$dbuser = '""" + db_user + """';
469
$dbpasswd = '""" + db_password + """';
376
$dbport = '""" + str(conf['database']['port']) + """';
377
$dbname = '""" + conf['plugins']['forum']['dbname'] + """';
378
$dbuser = '""" + conf['database']['username'] + """';
379
$dbpasswd = '""" + conf['database']['password'] + """';
471
381
$table_prefix = 'phpbb_';
472
382
$acm_type = 'file';
478
388
$forum_secret = '""" + forum_secret +"""';
482
except IOError, (errno, strerror):
483
print "IO error(%s): %s" % (errno, strerror)
486
393
print "Successfully wrote %s" % phpBBconffile
489
396
print "You may modify the configuration at any time by editing"
493
398
print phpBBconffile
498
def write_conf_file_boilerplate(conf_file):
500
### Below is boilerplate code, appended by ./setup.py config ###
502
# Path where architecture-dependent data (including non-user-executable
503
# binaries) is installed.
504
lib_path = os.path.join(prefix, 'lib/ivle')
506
# Path where arch-independent data is installed.
507
share_path = os.path.join(prefix, 'share/ivle')
509
# Path where user-executable binaries are installed.
510
bin_path = os.path.join(prefix, 'bin')
512
# 'site-packages' directory in Python, where Python libraries are to be
514
if python_site_packages_override is None:
515
PYTHON_VERSION = sys.version[0:3] # eg. "2.5"
516
python_site_packages = os.path.join(prefix,
517
'lib/python%s/site-packages' % PYTHON_VERSION)
519
python_site_packages = python_site_packages_override
521
# In the local file system, where the student/user jails will be mounted.
522
# Only a single copy of the jail's system components will be stored here -
523
# all user jails will be virtually mounted here.
524
jail_base = os.path.join(data_path, 'jailmounts')
526
# In the local file system, where are the student/user file spaces located.
527
# The user jails are expected to be located immediately in subdirectories of
528
# this location. Note that no complete jails reside here - only user
530
jail_src_base = os.path.join(data_path, 'jails')
532
# In the local file system, where the template system jail will be stored.
533
jail_system = os.path.join(jail_src_base, '__base__')
535
# In the local file system, where the subject content files are located.
536
# (The 'subjects' and 'exercises' directories).
537
content_path = os.path.join(data_path, 'content')
539
# In the local file system, where are the per-subject file spaces located.
540
# The individual subject directories are expected to be located immediately
541
# in subdirectories of this location.
542
subjects_base = os.path.join(content_path, 'subjects')
544
# In the local file system, where are the subject-independent exercise sheet
545
# file spaces located.
546
exercises_base = os.path.join(content_path, 'exercises')
548
# In the local file system, where the system notices are stored (such as terms
549
# of service and MOTD).
550
notices_path = os.path.join(data_path, 'notices')
552
# In the local file system, where is the Terms of Service document located.
553
tos_path = os.path.join(notices_path, 'tos.html')
555
# In the local file system, where is the Message of the Day document
556
# located. This is an HTML file (just the body fragment), which will
557
# be displayed on the login page. It is optional.
558
motd_path = os.path.join(notices_path, 'motd.html')
560
# The location of all the subversion config and repositories.
561
svn_path = os.path.join(data_path, 'svn')
563
# The location of the subversion configuration file used by
564
# apache to host the user repositories.
565
svn_conf = os.path.join(svn_path, 'svn.conf')
567
# The location of the subversion configuration file used by
568
# apache to host the user repositories.
569
svn_group_conf = os.path.join(svn_path, 'svn-group.conf')
571
# The root directory for the subversion repositories.
572
svn_repo_path = os.path.join(svn_path, 'repositories')
574
# The location of the password file used to authenticate users
575
# of the subversion repository from the ivle server.
576
svn_auth_ivle = os.path.join(svn_path, 'ivle.auth')
407
# Print the opening spiel including the GPL notice
409
print """IVLE - Informatics Virtual Learning Environment Setup
410
Copyright (C) 2007-2009 The University of Melbourne
411
IVLE comes with ABSOLUTELY NO WARRANTY.
412
This is free software, and you are welcome to redistribute it
413
under certain conditions. See LICENSE.txt for details.
418
return configure(argv[1:])
420
if __name__ == "__main__":