import logging
-from peewee import *
-from playhouse.sqlite_ext import SqliteExtDatabase
+from peewee import CharField, TextField, FloatField, Model
+from playhouse.db_url import connect
-from osm_mon.plugins.OpenStack.settings import Config
+from osm_mon.core.settings import Config
log = logging.getLogger(__name__)
cfg = Config.instance()
+cfg.read_environ()
-db = SqliteExtDatabase('mon.db')
+db = connect(cfg.DATABASE)
class BaseModel(Model):
+
class Meta:
database = db
user = CharField()
password = CharField()
tenant_name = CharField()
- config = TextField()
+ config = TextField(default='{}')
class Alarm(BaseModel):
- alarm_id = CharField()
- credentials = ForeignKeyField(VimCredentials, backref='alarms')
+ name = CharField()
+ severity = CharField()
+ threshold = FloatField()
+ operation = CharField()
+ statistic = CharField()
+ monitoring_param = CharField()
+ vdur_name = CharField()
+ vnf_member_index = CharField()
+ nsr_id = CharField()
class DatabaseManager:
- def create_tables(self):
+ def create_tables(self) -> None:
try:
db.connect()
db.create_tables([VimCredentials, Alarm])
db.close()
- except Exception as e:
+ except Exception:
log.exception("Error creating tables: ")
- def get_credentials(self, vim_uuid):
+ def get_credentials(self, vim_uuid) -> VimCredentials:
return VimCredentials.get_or_none(VimCredentials.uuid == vim_uuid)
- def save_credentials(self, vim_credentials):
+ def save_credentials(self, vim_credentials) -> VimCredentials:
"""Saves vim credentials. If a record with same uuid exists, overwrite it."""
exists = VimCredentials.get_or_none(VimCredentials.uuid == vim_credentials.uuid)
if exists:
vim_credentials.id = exists.id
vim_credentials.save()
+ return vim_credentials
- def get_credentials_for_alarm_id(self, alarm_id, vim_type):
- alarm = Alarm.select() \
- .where(Alarm.alarm_id == alarm_id) \
- .join(VimCredentials) \
- .where(VimCredentials.type == vim_type).get()
- return alarm.credentials
+ def get_alarm(self, alarm_id) -> Alarm:
+ alarm = (Alarm.select()
+ .where(Alarm.alarm_id == alarm_id)
+ .get())
+ return alarm
- def save_alarm(self, alarm_id, vim_uuid):
- """Saves alarm. If a record with same id and vim_uuid exists, overwrite it."""
+ def save_alarm(self, name, threshold, operation, severity, statistic, metric_name, vdur_name,
+ vnf_member_index, nsr_id) -> Alarm:
+ """Saves alarm."""
alarm = Alarm()
- alarm.alarm_id = alarm_id
- creds = VimCredentials.get(VimCredentials.uuid == vim_uuid)
- alarm.credentials = creds
- exists = Alarm.select(Alarm.alarm_id == alarm.alarm_id) \
- .join(VimCredentials) \
- .where(VimCredentials.uuid == vim_uuid)
- if len(exists):
- alarm.id = exists[0].id
+ alarm.name = name
+ alarm.threshold = threshold
+ alarm.operation = operation
+ alarm.severity = severity
+ alarm.statistic = statistic
+ alarm.monitoring_param = metric_name
+ alarm.vdur_name = vdur_name
+ alarm.vnf_member_index = vnf_member_index
+ alarm.nsr_id = nsr_id
alarm.save()
+ return alarm
+
+ def delete_alarm(self, alarm_id) -> None:
+ alarm = (Alarm.select()
+ .where(Alarm.alarm_id == alarm_id)
+ .get())
+ alarm.delete()
+
+ def get_vim_type(self, vim_account_id) -> str:
+ """Get the vim type that is required by the message."""
+ credentials = self.get_credentials(vim_account_id)
+ return str(credentials.type)