def put(self, id):
'''
PUT(create/update) operation
'''
data = tornado.escape.json_decode(self.request.body)
version = self.get_argument('version', None)
txid = self.get_argument('txid', None)
tega_id = self.get_argument('tega_id')
ephemeral = self.get_argument('ephemeral', False)
if version:
version = int(version)
if ephemeral == 'True':
ephemeral = True
else:
ephemeral = False
path = url2path(id)
cont = subtree(path, data)
if txid:
with tx_lock:
if txid in transactions:
t = transactions[txid]['tx']
t.put(cont, version=version, deepcopy=False,
ephemeral=ephemeral)
else:
raise tornado.web.HTTPError(404) # Not Found(404)
else:
with tx(subscriber=_tega_id2subscriber(tega_id)) as t:
try:
t.put(cont, version=version, deepcopy=False,
ephemeral=ephemeral)
except ValueError as e:
raise tornado.web.HTTPError(409) # Not Acceptible(409)
def delete(self, id):
'''
DELETE operation
'''
version = self.get_argument('version', None)
txid = self.get_argument('txid', None)
tega_id = self.get_argument('tega_id')
if version:
version = int(version)
path = url2path(id)
if txid:
with tx_lock:
if txid in transactions:
t = transactions[txid]['tx']
t.delete(path, version=version)
else:
raise tornado.web.HTTPError(404) # Not Found(404)
else:
tega_id = self.get_argument('tega_id')
with tx(subscriber=_tega_id2subscriber(tega_id)) as t:
try:
t.delete(path, version=version)
except ValueError as e:
raise tornado.web.HTTPError(409) # Not Acceptible(409)
def post(self, cmd):
if cmd == 'clear':
result = globals()[cmd]() # commands in tega.idb
if result:
self.write(json.dumps(result))
self.set_header('Content-Type', 'application/json')
elif cmd == 'rollback':
tega_id = self.get_argument('tega_id')
root_oid = self.get_argument('root_oid', None)
backto = self.get_argument('backto', None)
subscriber = _tega_id2subscriber(tega_id)
tega.idb.rollback(tega_id, root_oid, int(backto),
subscriber=subscriber)
elif cmd == 'begin':
tega_id = self.get_argument('tega_id')
t = tx(subscriber=_tega_id2subscriber(tega_id))
txid = t.txid
with tx_lock:
transactions[txid] = {'tx': t, 'expire': 2}
data = {'txid': txid}
self.write(json.dumps(data))
self.set_header('Content-Type', 'application/json')
elif cmd == 'cand':
txid = self.get_argument('txid', None)
internal = self.get_argument('internal', False)
if txid:
with tx_lock:
if txid in transactions:
t = transactions[txid]['tx']
data = t.get_candidate()
self.write(json.dumps(data))
self.set_header('Content-Type', 'application/json')
else:
raise tornado.web.HTTPError(404) # Not Found(404)
else:
raise tornado.web.HTTPError(404) # Not Found(404)
elif cmd == 'cancel':
txid = self.get_argument('txid', None)
with tx_lock:
if txid in transactions:
del transactions[txid]
else:
raise tornado.web.HTTPError(404) # Not Found(404)
elif cmd == 'commit':
txid = self.get_argument('txid', None)
with tx_lock:
if txid in transactions:
t = transactions[txid]['tx']
del transactions[txid]
try:
t.commit()
except ValueError:
raise tornado.web.HTTPError(406) # Not Acceptable(406)
else:
raise tornado.web.HTTPError(404) # Not Found(404)
elif cmd == 'sync':
if server_as_subscriber:
sync_check(server_as_subscriber.config,
server_as_subscriber.subscriber)
else:
raise tornado.web.HTTPError(404)
elif cmd == 'ss':
tega_id = self.get_argument('tega_id', None)
tega.idb.save_snapshot(tega_id)
