30
30
usage = """usage: %prog build [options]
32
Compiles platform-specific code, and optionally Python too.
32
Compiles all files and sets up a jail template in the source directory.
33
-O is recommended to cause compilation to be optimised.
34
35
Compiles (GCC) bin/trampoline/trampoline.c to bin/trampoline/trampoline.
35
36
Compiles (GCC) bin/timount/timount.c to bin/timount/timount.
36
Optionally generates .pyc files for all the IVLE .py files."""
37
Creates jail with system and student packages installed from MIRROR.
38
Copies console/ to a location within the jail.
39
Copies OS programs and files to corresponding locations within the jail
40
(eg. python and Python libs, ld.so, etc).
41
Generates .pyc or .pyo files for all the IVLE .py files."""
39
44
parser = optparse.OptionParser(usage)
40
45
parser.add_option("-n", "--dry",
41
46
action="store_true", dest="dry",
42
47
help="Print out the actions but don't do anything.")
43
parser.add_option("--no-compile",
44
action="store_true", dest="nocompile",
45
help="Don't byte-compile .py files.")
46
parser.add_option("-t", "--trampoline-uids",
47
action="store", dest="tuids", default="33",
48
help="Comma-separated list of UIDs allowed to use trampoline. "
48
parser.add_option("-j", "--rebuildjail",
49
action="store_true", dest="rebuildjail",
50
help="Don't recreate jail/ - just update its IVLE code.")
51
parser.add_option("-m", "--mirror",
52
action="store", dest="apt_mirror",
53
help="Sets the APT mirror used to build the jail.")
50
54
(options, args) = parser.parse_args(args)
52
56
# Call the real function
53
return __build(options.dry, options.nocompile, options.tuids)
57
return __build(options.dry, options.rebuildjail, options.apt_mirror)
55
def __build(dry=False, no_compile=None, tuids=None):
59
def __build(dry=False,rebuildjail=False,apt_mirror=None):
60
# We need to import the one in the working copy, not in the system path.
61
confmodule = __import__("ivle/conf/conf")
56
62
install_list = util.InstallList()
64
# Must be run as root or a dry run
59
66
print "Dry run (no actions will be executed)\n"
61
# Create trampoline configuration.
62
conf_hfile = os.path.join(os.getcwd(), "bin/trampoline/conf.h")
63
conf_h = open(conf_hfile, "w")
65
conf_h.write("""/* IVLE Configuration File
67
* Administrator settings required by trampoline.
68
* Note: trampoline will have to be rebuilt in order for changes to this file
72
#define IVLE_AUFS_JAILS
74
/* Which user IDs are allowed to run the trampoline.
75
* This list should be limited to the web server user.
76
* (Note that root is an implicit member of this list).
78
static const int allowed_uids[] = { %s };
68
if not dry and os.geteuid() != 0:
69
print >>sys.stderr, "Must be root to run build"
70
print >>sys.stderr, "(I need to chroot)."
73
if not rebuildjail and not os.path.exists('jail'):
74
print >> sys.stderr, "No jail exists -- please rerun with -j."
82
77
# Compile the trampoline
83
78
curdir = os.getcwd()
91
86
util.action_runprog('make', [], dry)
90
# Create the jail and its subdirectories
91
# Note: Other subdirs will be made by copying files
92
if apt_mirror != None:
93
os.environ['MIRROR'] = apt_mirror
94
util.action_runprog('setup/buildjail.sh', [], dry)
96
# Copy all console and operating system files into the jail
97
jail_share = os.path.join('jail', confmodule.share_path[1:])
98
jail_services = os.path.join(jail_share, 'services')
99
util.action_copylist(install_list.list_services, jail_share, dry)
101
# Chmod the python console
102
util.action_chmod_x(os.path.join(jail_services, 'python-console'), dry)
103
util.action_chmod_x(os.path.join(jail_services, 'fileservice'), dry)
104
util.action_chmod_x(os.path.join(jail_services, 'serveservice'), dry)
106
# Also copy the IVLE lib directory into the jail
107
# This is necessary for running certain services
108
jail_site_packages = os.path.join('jail',
109
confmodule.python_site_packages[1:])
110
util.action_copylist(install_list.list_ivle_lib, jail_site_packages, dry)
111
# IMPORTANT: ivle/conf/conf.py contains details
112
# which could compromise security if left in the jail (such as the DB
114
# The "safe" version is in jailconf.py. Delete conf.py and replace it with
116
util.action_copyfile('ivle/conf/jailconf.py',
117
os.path.join(jail_site_packages, 'ivle/conf/conf.py'), dry)
94
119
# Compile .py files into .pyc or .pyo files
96
compileall.compile_dir('ivle', quiet=True)
97
compileall.compile_dir('services', quiet=True)
120
compileall.compile_dir('www', quiet=True)
121
compileall.compile_dir('ivle', quiet=True)
122
compileall.compile_dir('services', quiet=True)
123
compileall.compile_dir(os.path.join(jail_site_packages, 'ivle'),quiet=True)