def load_log_configure():
"""
加载配置文件信息到缓存中
:return:
"""
log_conf_file = open('configure/system_log.conf', 'rt', encoding='utf-8')
while True:
# 读取配置文件每一行的配置信息
log_conf_str = log_conf_file.readline()
if not log_conf_str:
break
log_confs = log_conf_str.split('=')
action_type = log_confs[ACTION_TYPE_INDEX]
conf_dict = {'msg': log_confs[MSG_INDEX]}
if DATA_FIELD_INDEX < len(log_confs):
conf_dict['data_field'] = log_confs[DATA_FIELD_INDEX].strip(
).split(';')
else:
conf_dict['data_field'] = []
conf_cache_api.set_hash('log_configure', action_type,
json.dumps(conf_dict))
log_conf_file.close()
def get_configure_by_name(name):
"""根据配置名获取配置值"""
val = cache.get_hash('configure', name)
if val is None:
val = Configure.objects.get(name=name).val
cache.set_hash('configure', name, val)
return val
def init_configure():
"""
初始化系统配置
:return:
"""
conf_list = [{
'label': '检查未执行操作时间间隔（秒）',
'name': 'unexecuted_opr_check_time',
'val': 5,
}, {
'label': '定时查询流量计时间间隔（分）',
'name': 'query_meter_time',
'val': 30,
}, {
'label': '登录过期时间',
'name': 'session_expire_time',
'val': '关闭浏览器过期',
}]
for conf in conf_list:
try:
c = Configure.objects.get(name=conf['name'])
conf_cache_api.set_hash('configure', conf['name'], c.val)
except Configure.DoesNotExist:
Configure.objects.create(**conf)
conf_cache_api.set_hash('configure', conf['name'], conf['val'])
def set_query_meter_time(check_time):
"""
获取定时查询流量计的时间间隔
:return:
"""
key = 'query_meter_time'
conf = Configure.objects.get(name=key)
conf.val = str(check_time)
with transaction.atomic():
conf.save()
cache.set_hash('configure', key, check_time)
def set_unexecuted_opr_check_time(check_time):
"""
获取未执行的操作的检查时间
例如：每5秒检查是否有操作还未执行
:return:
"""
key = 'unexecuted_opr_check_time'
conf = Configure.objects.get(name=key)
conf.val = str(check_time)
with transaction.atomic():
conf.save()
cache.set_hash('configure', key, check_time)
def get_query_meter_time():
"""
获取未执行的操作的检查时间
例如：每5秒检查是否有操作还未执行
:return:
"""
key = 'query_meter_time'
check_time = cache.get_hash('configure', key)
# 如果不存在缓存中，则从数据库中读取
if check_time is None:
check_time = Configure.objects.get(name=key).val
check_time = int(check_time)
cache.set_hash('configure', key, check_time)
return int(check_time)
def update_configure(conf_info):
must_dict = {
"name": str,
"val": StrCheck.check_value,
}
param_check(conf_info, must_dict)
conf = Configure.objects.get(name=conf_info['name'])
conf.val = conf_info['val']
with transaction.atomic():
conf.save()
# 更新缓存
cache.set_hash('configure', conf_info['name'], conf_info['val'])
def find_register_by_opr_type(opr_type):
register_str = conf_cache_api.get_hash('control_register', opr_type)
if register_str is None:
register = core.find_one_control_register({'opr_type': opr_type})
register_str = json.dumps({
'field_val': register.field_val,
'const_data': register.const_data
})
# 重新设置缓存
conf_cache_api.set_hash('control_register', opr_type, register_str)
else:
register_dict = json.loads(register_str.decode('utf-8'))
register = ControlRegister()
register.field_val = register_dict['field_val']
register.const_data = register_dict['const_data']
return register
def update_control_register(register_info):
must_dict = {
'id': int,
'field_val': int,
'remark': StrCheck.check_remark,
}
param_check(register_info, must_dict, extra=True)
register_str = json.dumps({
'field_val': register_info['field_val'],
'const_data': register_info['const_data']
})
with transaction.atomic():
register = core.update_control_register(register_info)
# 重新设置缓存
conf_cache_api.set_hash('control_register', register.opr_type,
register_str)
def sync_meter_history_data():
"""
同步所有仪表的所有历史数据
:return:
"""
now_date = datetime.datetime.now().date()
month_begin_date = datetime.datetime(year=now_date.year - 1,
month=now_date.month,
day=1).date()
datas = MeterHistoryData.objects.all().order_by('time').values(
'data', 'meter__id', 'time')
year_data_map = {}
month_data_map = {}
flow_data_map = {}
for meter_data in datas:
meter_id = meter_data['meter__id']
# 统计最近几年
year_str = meter_data['time'].strftime('%Y年')
year_map = year_data_map.get(meter_id, {})
year_map[year_str] = year_map.get(year_str, 0) + meter_data['data']
year_data_map[meter_id] = year_map
# 统计最近12个月
if month_begin_date <= meter_data['time']:
month_str = meter_data['time'].strftime('%Y年%m月')
month_map = month_data_map.get(meter_id, {})
month_map[month_str] = month_map.get(month_str,
0) + meter_data['data']
month_data_map[meter_id] = month_map
flow_data_map[meter_id] = flow_data_map.get(meter_id,
0) + meter_data['data']
LOG.info("month_statistic:{}".format(month_data_map))
# 更新缓存中的数据
for key, val in year_data_map.items():
conf_cache_api.set_hash('year_statistic', key, json.dumps(val))
for key, val in month_data_map.items():
conf_cache_api.set_hash('month_statistic', key, json.dumps(val))
for key, val in flow_data_map.items():
conf_cache_api.set_hash('flow_statistic', key, val)