CharmHub and new kafka and zookeeper charms

[osm/devops.git] / installers / charm / nbi / src / charm.py

diff --git a/installers/charm/nbi/src/charm.py b/installers/charm/nbi/src/charm.py
index faba78a..4aaecb9 100755 (executable)
--- a/installers/charm/nbi/src/charm.py
+++ b/installers/charm/nbi/src/charm.py
@@ -29,10 +29,10 @@ from typing import NoReturn, Optional
 from urllib.parse import urlparse
 
 
+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.http import HttpServer
-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
@@ -118,6 +118,9 @@ class ConfigModel(ModelValidator):
 
 
 class NbiCharm(CharmedOsmBase):
+
+    on = KafkaEvents()
+
     def __init__(self, *args) -> NoReturn:
         super().__init__(
             *args,
@@ -139,9 +142,9 @@ class NbiCharm(CharmedOsmBase):
                 },
             )
 
-        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)
@@ -174,10 +177,7 @@ class NbiCharm(CharmedOsmBase):
     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")
@@ -227,7 +227,7 @@ class NbiCharm(CharmedOsmBase):
                 "command": [
                     "sh",
                     "-c",
-                    f"until (nc -zvw1 {self.kafka_client.host} {self.kafka_client.port} ); do sleep 3; done; exit 0",
+                    f"until (nc -zvw1 {self.kafka.host} {self.kafka.port} ); do sleep 3; done; exit 0",
                 ],
             }
         )
@@ -257,9 +257,9 @@ class NbiCharm(CharmedOsmBase):
                 "OSMNBI_SERVER_ENABLE_TEST": config.enable_test,
                 "OSMNBI_STATIC_DIR": "/app/osm_nbi/html_public",
                 # Kafka configuration
-                "OSMNBI_MESSAGE_HOST": self.kafka_client.host,
+                "OSMNBI_MESSAGE_HOST": self.kafka.host,
                 "OSMNBI_MESSAGE_DRIVER": "kafka",
-                "OSMNBI_MESSAGE_PORT": self.kafka_client.port,
+                "OSMNBI_MESSAGE_PORT": self.kafka.port,
                 # Database configuration
                 "OSMNBI_DATABASE_DRIVER": "mongo",
                 # Storage configuration