Revert "Integrate MON and Grafana"

[osm/devops.git] / installers / charm / osm-mon / src / charm.py

diff --git a/installers/charm/osm-mon/src/charm.py b/installers/charm/osm-mon/src/charm.py
index 620a9bb..12c5dcd 100755 (executable)
--- a/installers/charm/osm-mon/src/charm.py
+++ b/installers/charm/osm-mon/src/charm.py
@@ -29,7 +29,6 @@ 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
@@ -48,11 +47,6 @@ from ops.framework import EventSource, StoredState
 from ops.main import main
 from ops.model import ActiveStatus, Container
 
-from grafana_datasource_handler import (
-    DatasourceConfig,
-    GrafanaConfig,
-    GrafanaDataSourceHandler,
-)
 from legacy_interfaces import KeystoneClient, PrometheusClient
 
 HOSTPATHS = [
@@ -167,47 +161,6 @@ class OsmMonCharm(CharmBase):
         }
         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
     # ---------------------------------------------------------------------------
@@ -226,9 +179,6 @@ class OsmMonCharm(CharmBase):
             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 ["prometheus", "keystone"]]:
             event_handler_mapping[relation.relation_changed] = self._on_config_changed
@@ -250,24 +200,6 @@ class OsmMonCharm(CharmBase):
             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.
@@ -322,9 +254,9 @@ class OsmMonCharm(CharmBase):
             "OSMMON_PROMETHEUS_URL": f"http://{self.prometheus_client.hostname}:{self.prometheus_client.port}",
             "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_GRAFANA_URL": self.config["grafana-url"],
+            "OSMMON_GRAFANA_USER": self.config["grafana-user"],
+            "OSMMON_GRAFANA_PASSWORD": self.config["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,