def stop_sync_helper(t):
t = int(t)
if not ManagedProcess.is_process_existed(IB_SYNC_PROCESS_NAME % t):
return {'status': 1}
ManagedProcess.remove_process(IB_SYNC_PROCESS_NAME % t)
return {'status': 0}
def start_sync_helper(t):
t = int(t)
symbols = list(db.get_ib_sync_symbols())
if not symbols:
return {'status': 2}
existed = ManagedProcess.is_process_existed(IB_SYNC_PROCESS_NAME % t)
if existed:
return {'status': 1}
contracts = [utils.make_contract(
symbol['symbol'], 'SMART') for symbol in symbols]
ManagedProcess.create_process(
IB_SYNC_PROCESS_NAME % t, _inner_start_sync_helper, (t, contracts))
return {'status': 0}
def stop_sync():
"""
Stop syncing.
:return:
{
"success": true // 当前接口是否成功
"data": {
"status": 0|1| //0:正在同步，已经关闭，1: 已经关闭
}
}
"""
try:
is_td_process_existed = ManagedProcess.is_process_existed(
TD_SYNC_PROCESS_NAME)
if not is_td_process_existed:
return parse_resp({'status': 1})
ManagedProcess.remove_process(TD_SYNC_PROCESS_NAME)
return parse_resp({'status': 0})
except Exception as e:
return parse_resp({'message': str(e)}, False)
def start_sync():
"""
Start syncing td stock data.
:return:
{
"success": true // 当前接口是否成功
"data": {
"status": 0|1| //0:当前数据同步成功开启，1:当前数据同步已经开启，不需要再开启
}
}
"""
try:
symbols = StockUtils.get_stock_symbols()
is_td_process_existed = ManagedProcess.is_process_existed(
TD_SYNC_PROCESS_NAME)
if is_td_process_existed:
return parse_resp({'status': 1})
ManagedProcess.create_process(TD_SYNC_PROCESS_NAME, start_sync_helper,
(symbols, ))
return parse_resp({'status': 0})
except Exception as e:
return parse_resp({'message': str(e)}, False)
def sync_status():
"""
Current sync status indicating if the server is syncing.
:return:
{
"success": true // 当前接口是否成功
"data": {
"status": 0|1| //0:当前服务器没有同步数据，1:当前服务器正在同步数据
}
}
"""
try:
return parse_resp({
'status':
int(ManagedProcess.is_process_existed(TD_SYNC_PROCESS_NAME))
})
except Exception as e:
return parse_resp({'message': str(e)}, False)
def get_sync_progress():
"""
Get syncing progress.
:return:
{
"success": true // 当前接口是否成功
"data": {
"lastSyncStocks": [ // 最新同步的25条股票数据
"symbol": "HUYA",
"frequency": "1M",
"syncDateTime": "2018-08-14 11:10:00" // 我们所有的时间都是New York Region时间
] // 最新的同步的股票数据
"currentProgress": "0.223", // 表示当前同步的进度比例为22.3%
"isSyncing": true, // 表示当前股票是否在同步，如果出现异常则为false，并且进程就会关闭
"eta": "3600" //表示当前股票还需3600s=1h的时间才能同步完毕.
"syncedSymbol": 200 // 表示有200支股票已经是最新状态.
}
}
"""
try:
data_map = {
'isSyncing':
bool(int(ManagedProcess.is_process_existed(TD_SYNC_PROCESS_NAME))),
'lastSyncStocks':
SyncProcessHelper.get_sync_records(),
'currentProgress':
SyncProcessHelper.get_sync_progress(),
'syncedSymbol':
SyncProcessHelper.get_synced_symbols_count(),
'eta':
SyncProcessHelper.get_sync_progress_eta()
}
return parse_resp({'data': data_map})
except Exception as e:
return parse_resp({'message': str(e)}, False)
def get_sync_status_helper(t):
return {'status': int(ManagedProcess.is_process_existed(IB_SYNC_PROCESS_NAME % t))}