#
# Learn more at: https://juju.is/docs/sdk
-"""OSM NBI charm.
+"""OSM MON charm.
See more: https://charmhub.io/osm
"""
import logging
from typing import Any, Dict
+from urllib.parse import urlparse
+from charms.data_platform_libs.v0.data_interfaces import DatabaseRequires
from charms.kafka_k8s.v0.kafka import KafkaRequires, _KafkaAvailableEvent
from charms.observability_libs.v1.kubernetes_service_patch import KubernetesServicePatch
from charms.osm_libs.v0.utils import (
from ops.main import main
from ops.model import ActiveStatus, Container
-from legacy_interfaces import KeystoneClient, MongoClient, PrometheusClient
+from grafana_datasource_handler import (
+ DatasourceConfig,
+ GrafanaConfig,
+ GrafanaDataSourceHandler,
+)
+from legacy_interfaces import KeystoneClient, PrometheusClient
HOSTPATHS = [
HostPath(
def __init__(self, *args):
super().__init__(*args)
self.kafka = KafkaRequires(self)
- self.mongodb_client = MongoClient(self, "mongodb")
+ self.mongodb_client = DatabaseRequires(self, "mongodb", database_name="osm")
self.prometheus_client = PrometheusClient(self, "prometheus")
self.keystone_client = KeystoneClient(self, "keystone")
self.vca = VcaRequires(self)
event.fail("debug-mode has not started. Hint: juju config mon debug-mode=true")
return
- debug_info = {"command": self.debug_mode.command, "password": self.debug_mode.password}
+ debug_info = {
+ "command": self.debug_mode.command,
+ "password": self.debug_mode.password,
+ }
event.set_results(debug_info)
+ def _on_create_datasource_action(self, event: ActionEvent) -> None:
+ """Handler for the create-datasource action event."""
+ url = event.params["url"]
+ if not self._is_valid_url(url):
+ event.fail(f"Invalid datasource url '{url}'")
+ return
+ grafana_config = self._get_grafana_config()
+ datasource_config = DatasourceConfig(event.params["name"], url)
+ response = GrafanaDataSourceHandler.create_datasource(grafana_config, datasource_config)
+ logger.debug(response)
+ if response.is_success:
+ event.set_results(response.results)
+ return
+ event.fail(response.message)
+
+ def _on_list_datasources_action(self, event: ActionEvent) -> None:
+ """Handler for the list-datasource action event."""
+ grafana_config = self._get_grafana_config()
+ response = GrafanaDataSourceHandler.list_datasources(grafana_config)
+ logger.debug(response)
+ if response.is_success:
+ event.set_results(response.results)
+ return
+ event.fail(response.message)
+
+ def _on_delete_datasource_action(self, event: ActionEvent) -> None:
+ """Handler for the delete-datasource action event."""
+ datasource_name = event.params["name"]
+ grafana_config = self._get_grafana_config()
+ response = GrafanaDataSourceHandler.delete_datasource(grafana_config, datasource_name)
+ logger.debug(response)
+ if not response.is_success:
+ event.fail(response.message)
+
+ def _get_grafana_config(self) -> GrafanaConfig:
+ return GrafanaConfig(
+ self.config.get("grafana-user", ""),
+ self.config.get("grafana-password", ""),
+ self.config.get("grafana-url", ""),
+ )
+
# ---------------------------------------------------------------------------
# Validation and configuration and more
# ---------------------------------------------------------------------------
self.on.vca_data_changed: self._on_config_changed,
self.on.kafka_available: self._on_config_changed,
self.on["kafka"].relation_broken: self._on_required_relation_broken,
+ self.mongodb_client.on.database_created: self._on_config_changed,
+ self.on["mongodb"].relation_broken: self._on_required_relation_broken,
# Action events
self.on.get_debug_mode_information_action: self._on_get_debug_mode_information_action,
+ self.on.create_datasource_action: self._on_create_datasource_action,
+ self.on.list_datasources_action: self._on_list_datasources_action,
+ self.on.delete_datasource_action: self._on_delete_datasource_action,
}
- for relation in [self.on[rel_name] for rel_name in ["mongodb", "prometheus", "keystone"]]:
+ for relation in [self.on[rel_name] for rel_name in ["prometheus", "keystone"]]:
event_handler_mapping[relation.relation_changed] = self._on_config_changed
event_handler_mapping[relation.relation_broken] = self._on_required_relation_broken
for event, handler in event_handler_mapping.items():
self.framework.observe(event, handler)
+ def _is_database_available(self) -> bool:
+ try:
+ return self.mongodb_client.is_resource_created()
+ except KeyError:
+ return False
+
def _validate_config(self) -> None:
"""Validate charm configuration.
CharmError: if charm configuration is invalid.
"""
logger.debug("validating charm config")
+ missing_configs = []
+ grafana_configs = ["grafana-url", "grafana-user", "grafana-password"]
+ for config in grafana_configs:
+ if not self.config.get(config):
+ missing_configs.append(config)
+
+ if missing_configs:
+ config_str = ", ".join(missing_configs)
+ error_msg = f"need {config_str} config"
+ logger.warning(error_msg)
+ raise CharmError(error_msg)
+
+ grafana_url = self.config["grafana-url"]
+ if not self._is_valid_url(grafana_url):
+ raise CharmError(f"Invalid value for grafana-url config: '{grafana_url}'")
+
+ def _is_valid_url(self, url) -> bool:
+ return urlparse(url).hostname is not None
def _check_relations(self) -> None:
"""Validate charm relations.
if not self.kafka.host or not self.kafka.port:
missing_relations.append("kafka")
- if self.mongodb_client.is_missing_data_in_unit():
+ if not self._is_database_available():
missing_relations.append("mongodb")
if self.prometheus_client.is_missing_data_in_app():
missing_relations.append("prometheus")
"OSMMON_GLOBAL_REQUEST_TIMEOUT": self.config["global-request-timeout"],
"OSMMON_COLLECTOR_INTERVAL": self.config["collector-interval"],
"OSMMON_EVALUATOR_INTERVAL": self.config["evaluator-interval"],
+ "OSMMON_COLLECTOR_VM_INFRA_METRICS": self.config["vm-infra-metrics"],
# Kafka configuration
"OSMMON_MESSAGE_DRIVER": "kafka",
"OSMMON_MESSAGE_HOST": self.kafka.host,
"OSMMON_MESSAGE_PORT": self.kafka.port,
# Database configuration
"OSMMON_DATABASE_DRIVER": "mongo",
- "OSMMON_DATABASE_URI": self.mongodb_client.connection_string,
+ "OSMMON_DATABASE_URI": self._get_mongodb_uri(),
"OSMMON_DATABASE_COMMONKEY": self.config["database-commonkey"],
# Prometheus/grafana configuration
"OSMMON_PROMETHEUS_URL": f"http://{self.prometheus_client.hostname}:{self.prometheus_client.port}",
- "OSMMON_GRAFANA_URL": self.config["grafana-url"],
- "OSMMON_GRAFANA_USER": self.config["grafana-user"],
- "OSMMON_GRAFANA_PASSWORD": self.config["grafana-password"],
+ "OSMMON_PROMETHEUS_USER": self.prometheus_client.user,
+ "OSMMON_PROMETHEUS_PASSWORD": self.prometheus_client.password,
+ "OSMMON_GRAFANA_URL": self.config.get("grafana-url", ""),
+ "OSMMON_GRAFANA_USER": self.config.get("grafana-user", ""),
+ "OSMMON_GRAFANA_PASSWORD": self.config.get("grafana-password", ""),
+ "OSMMON_KEYSTONE_ENABLED": self.config["keystone-enabled"],
+ "OSMMON_KEYSTONE_URL": self.keystone_client.host,
+ "OSMMON_KEYSTONE_DOMAIN_NAME": self.keystone_client.user_domain_name,
+ "OSMMON_KEYSTONE_SERVICE_PROJECT": self.keystone_client.service,
+ "OSMMON_KEYSTONE_SERVICE_USER": self.keystone_client.username,
+ "OSMMON_KEYSTONE_SERVICE_PASSWORD": self.keystone_client.password,
+ "OSMMON_KEYSTONE_SERVICE_PROJECT_DOMAIN_NAME": self.keystone_client.project_domain_name,
}
+ logger.info(f"{environment}")
if self.vca.data:
environment["OSMMON_VCA_HOST"] = self.vca.data.endpoints
- environment["OSMMON_VCA_SECRET"] = self.vca.secret
- environment["OSMMON_VCA_USER"] = self.vca.user
- environment["OSMMON_VCA_CACERT"] = self.vca.cacert
+ environment["OSMMON_VCA_SECRET"] = self.vca.data.secret
+ environment["OSMMON_VCA_USER"] = self.vca.data.user
+ environment["OSMMON_VCA_CACERT"] = self.vca.data.cacert
return {
"summary": "mon layer",
"description": "pebble config layer for mon",
},
}
+ def _get_mongodb_uri(self):
+ return list(self.mongodb_client.fetch_relation_data().values())[0]["uris"]
+
def _patch_k8s_service(self) -> None:
port = ServicePort(SERVICE_PORT, name=f"{self.app.name}")
self.service_patcher = KubernetesServicePatch(self, [port])
projects / osm / devops.git / blobdiff