def get(self):
breakpoint = self.get_argument("break", "finished")
session_id = self.get_argument("session")
self.set_header("Content-type", "application/json")
# 400 if invalid breakpoint
if not common.is_valid_break(breakpoint):
self.reply_json(400, {'reason': 'Specified break is not a valid test stage name.',
'hint':
{'breakpoints': common.get_valid_breaks()}
})
return
# 404 if no such session
if not session_id in self.sessions:
self.reply_json(404, {'reason': 'No session with this ID.'})
return
status_dict = self.sessions[session_id]
# 500 if failed
if status_dict['status'] == 'failed':
reply = {'reason': 'Session failed.'}
reply.update(status_dict)
self.reply_json(500, reply)
return
# 418 if in higher state or not running
if status_dict['status'] == 'success' or common.is_A_earlier_than_B(breakpoint, status_dict['break']):
reply = {'reason': 'I am a teapot! I know nothing of time-travel!',
'hint': {'breakpoints': common.get_valid_breaks()}}
reply.update(status_dict)
self.reply_json(418, reply)
return
# Post run command to manager queue
self.out_queue.put({'session': session_id,
'cmd': 'run',
'break': breakpoint})
self.reply_json(
200, {'reason': "Will try to set break before " + breakpoint})
def post(self):
test_id = self.get_argument("test", uuid.uuid4().hex)
breakpoint = self.get_argument("break", "finished")
session_id = uuid.uuid4().hex
config = self.request.body
# Check existing sessions
running_session = None
conflict_session = None
for s in self.sessions.values():
if s['status'] not in ['success', 'failed']:
running_session = s
if s['test'] == test_id:
conflict_session = s
# 400 if invalid breakpoint
if not common.is_valid_break(breakpoint):
self.reply_json(400,
{'reason': 'Specified break is not a valid test stage name.',
'hint': {'breakpoints': common.get_valid_breaks()}
}
)
return
# 409 if session with this test_id is already running
if conflict_session is not None:
reply = {'reason': 'The test with this ID is already running.'}
reply.update(conflict_session)
self.reply_json(409, reply)
return
# 409 if finished test with this test_id exists
test_status_file = os.path.join(
self.working_dir, test_id, 'status.json')
if os.path.exists(test_status_file):
reply = {'reason': 'The test with this ID has already finished.'}
reply.update(json.load(open(test_status_file)))
self.reply_json(409, reply)
return
# 503 if any running session exists (but no test_id conflict)
if running_session is not None:
reply = {'reason': 'Another session is already running.'}
reply.update(running_session)
self.reply_json(503, reply)
return
# Remember that such session exists
self.sessions[session_id] = {'status': 'starting',
'break': breakpoint,
'test': test_id}
# Post run command to manager queue
self.out_queue.put({'session': session_id,
'cmd': 'run',
'break': breakpoint,
'test': test_id,
'config': config})
self.reply_json(200, {
"test": test_id,
"session": session_id,
})