from typing import NoReturn, Optional
+from charms.kafka_k8s.v0.kafka import KafkaEvents, KafkaRequires
from ops.main import main
from opslib.osm.charm import CharmedOsmBase, RelationsMissing
-from opslib.osm.interfaces.kafka import KafkaClient
from opslib.osm.interfaces.keystone import KeystoneClient
from opslib.osm.interfaces.mongo import MongoClient
from opslib.osm.interfaces.prometheus import PrometheusClient
class MonCharm(CharmedOsmBase):
+ on = KafkaEvents()
+
def __init__(self, *args) -> NoReturn:
super().__init__(
*args,
},
},
)
- self.kafka_client = KafkaClient(self, "kafka")
- self.framework.observe(self.on["kafka"].relation_changed, self.configure_pod)
- self.framework.observe(self.on["kafka"].relation_broken, self.configure_pod)
+ self.kafka = KafkaRequires(self)
+ self.framework.observe(self.on.kafka_available, self.configure_pod)
+ self.framework.observe(self.on.kafka_broken, self.configure_pod)
self.mongodb_client = MongoClient(self, "mongodb")
self.framework.observe(self.on["mongodb"].relation_changed, self.configure_pod)
def _check_missing_dependencies(self, config: ConfigModel):
missing_relations = []
- if (
- self.kafka_client.is_missing_data_in_unit()
- and self.kafka_client.is_missing_data_in_app()
- ):
+ if not self.kafka.host or not self.kafka.port:
missing_relations.append("kafka")
if not config.mongodb_uri and self.mongodb_client.is_missing_data_in_unit():
missing_relations.append("mongodb")
"OSMMON_EVALUATOR_INTERVAL": config.evaluator_interval,
# Kafka configuration
"OSMMON_MESSAGE_DRIVER": "kafka",
- "OSMMON_MESSAGE_HOST": self.kafka_client.host,
- "OSMMON_MESSAGE_PORT": self.kafka_client.port,
+ "OSMMON_MESSAGE_HOST": self.kafka.host,
+ "OSMMON_MESSAGE_PORT": self.kafka.port,
# Database configuration
"OSMMON_DATABASE_DRIVER": "mongo",
# Prometheus configuration