def main():
parser = optparse.OptionParser()
parser.add_option('-d', '--schema-dir', default='.',
help="Schema directory")
parser.add_option('-v', '--verbose', action='store_true')
options, args = parser.parse_args()
if not args:
parser.error("Expected a command: populate, migrate, snapshot")
mode = args.pop(0)
handler = logging.StreamHandler(sys.stderr)
handler.setFormatter(logging.Formatter('%(levelname)s: %(message)s'))
log = logging.getLogger()
log.handlers = [handler]
log.setLevel(options.verbose and logging.DEBUG or logging.INFO)
dtl = timeline.Timeline(os.path.realpath(options.schema_dir))
dtl.read_meta()
if mode == 'populate':
if not (1 <= len(args) <= 2):
sys.exit("Usage: populate <dburl> [<rev>]")
dburl = args.pop(0)
rev = args and args[0] or None
db = ninamori.connect(dburl)
db.attach(dtl, revision=rev, allowMigrate=False)
elif mode == 'migrate':
if not (1 <= len(args) <= 2):
sys.exit("Usage: migrate <dburl> [<rev>]")
dburl = args.pop(0)
rev = args and args[0] or None
db = ninamori.connect(dburl)
db.attach(dtl, revision=rev, allowMigrate=True)
elif mode == 'snapshot':
if len(args) > 1:
sys.exit("Usage: snapshot [<rev>]")
elif args:
rev = args[0]
else:
example = '1.0'
if 'latest' in dtl.meta:
latest = dtl.meta['latest']
example = latest.rsplit('-', 2)[0]
print 'Latest revision:', dtl.meta['latest']
rev = raw_input("Next revision [%s] ? " % example)
if not rev:
rev = example
rev = dtl.snapshot(rev)
print "Created", rev
else:
parser.error("Expected a command: populate, migrate, snapshot")
def populateDatabase(dburl):
db = ninamori.connect(dburl)
timeline = os.path.join(os.path.dirname(__file__), 'schema')
db.attach(timeline)