def get_version(dir, v):
try:
sys.path.append("%s/.." % dir)
sys.path.append("%s/" % dir)
sys.path.reverse()
if v == "old":
os.environ['DJANGO_SETTINGS_MODULE'] = 'mx30_backup.settings'
from mx30_backup.pmx.pmx import get_version
else:
os.environ['DJANGO_SETTINGS_MODULE'] = 'mx30.settings'
from mx30.pmx.pmx import get_version
except:
sys.exit("Could not get the mx30 version")
return get_version()
def update(old, new, options):
print "Starting update..."
print "Backing up the data..."
try:
os.chdir('%s/mx30' % old)
dt = datetime.datetime.now()
exec_string = "python manage.pyc dumpdata --indent=4 --format=xml > backups/update_%s_%s_%s.aupaace.xml" % (dt.month, dt.day, dt.year)
os.system(exec_string)
except:
sys.exit("Failed to backup the data.")
print "Your data was backed up."
print "Updating your version..."
try:
print "Copying the new version..."
shutil.rmtree("%s/mx30_backup" % old)
os.renames("%s/mx30" % old, "%s/mx30_backup" % old)
shutil.copytree("%s/mx30" % new, "%s/mx30" % old)
print "Configuring settings..."
os.chdir("%s/mx30" % old)
edit_settings(options, old)
file = open ("%s/mx30_backup/settings.py" % old, "r")
line = file.readline()
while line and line.find('DATABASE_NAME') == -1:
line = file.readline()
db = line.split("'")[1]
file.close()
file = open ("%s/mx30_backup/settings.py" % old, "r")
line = file.readline()
while line and line.find('MEDIA_ROOT') == -1:
line = file.readline()
media_dir = line.split("'")[1]
file.close()
file = open ("%s/mx30/settings.py" % old, "r")
text = file.read()
file.close()
file = open ("%s/mx30/settings.py" % old, "w")
file.write(text.replace("DATABASE_NAME = 'peer_center'", "DATABASE_NAME = '%s'" % db))
file.close()
shutil.rmtree("%s/mx30/backups" % old)
shutil.copytree("%s/mx30_backup/backups" % old, "%s/mx30/backups" % old)
print "Copying media..."
copy_media(old, media_dir)
except:
sys.exit("Failed to copy and configure mx30 directory")
try:
os.system("python %s/mx30/manage.pyc syncdb --noinput >> /dev/null" % old)
old_version = get_version("%s/mx30_backup" % old, "old")
new_version = get_version("%s/mx30" % old, "new")
run_upgrades_scripts(old, old_version, new_version)
os.system("sudo python %s/mx30/manage.pyc syncdb --noinput >> /dev/null" % old)
except:
sys.exit("Failed to upgrade your version")
print "New version was copied and configured"
print "Restoring your data..."
backups = os.listdir('%s/mx30/backups' % old)
temp = [b for b in os.listdir('%s/mx30/backups' % old) if b.startswith('update')]
temp.sort()
data = temp[-1]
try:
os.system("python %s/mx30/manage.pyc loaddata %s/mx30/backups/%s" % (old, old, data))
except:
sys.exit("Failed to restore your data your version. In any case, it's saved in %s/mx30/backups/%s" % (old, data))
configure_ip_and_prefix(options, old)
print "Restarting apache..."
try:
os.system('/etc/init.d/apache2 restart')
except:
sys.exit("Failed to restart apache")
print "Apache was restarted"
sys.exit("Your version was successfully updated.")
