Updates to conform to the openfga relation interface.

- uses secrets to transfer tokens via relations
- updated to use the new state implementation

.github/workflows/charm.yaml

@@ -62,6 +62,7 @@ jobs:
         with:
           provider: microk8s
           microk8s-addons: "storage dns rbac registry"
+          juju-channel: 3.2/stable
       - name: Create local OCI images
         run: cd .. && make push-images-microk8s
       - name: Run integration tests

charms/openfga-k8s/README.md

@@ -6,7 +6,7 @@ This repository contains a [Juju Charm](https://charmhub.io/openfga-k8s) for dep
 
 ## Usage
 
-Bootstrap a [microk8s controller](https://juju.is/docs/olm/microk8s) using juju `3.1` and create a new Juju model:
+Bootstrap a [microk8s controller](https://juju.is/docs/olm/microk8s) using juju `3.2` and create a new Juju model:
 
 ```shell
 juju add-model openfga

charms/openfga-k8s/lib/charms/openfga_k8s/v0/openfga.py

@@ -49,6 +49,11 @@ def _on_openfga_store_created(self, event: OpenFGAStoreCreateEvent):
         logger.info("address {}".format(event.address))
         logger.info("port {}".format(event.port))
         logger.info("scheme {}".format(event.scheme))
+
+        if event.token_secret_id:
+            secret = self.model.get_secret(id=event.token_secret_id)
+            content = secret.get_content()
+            # and get the token with content["token"]
 ```
 
 """
@@ -71,7 +76,7 @@ def _on_openfga_store_created(self, event: OpenFGAStoreCreateEvent):
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 2
+LIBPATCH = 3
 
 logger = logging.getLogger(__name__)
 
@@ -86,8 +91,8 @@ def store_id(self):
         return self.relation.data[self.relation.app].get("store_id")
 
     @property
-    def token(self):
-        return self.relation.data[self.relation.app].get("token")
+    def token_secret_id(self):
+        return self.relation.data[self.relation.app].get("token_secret_id")
 
     @property
     def address(self):
@@ -149,5 +154,7 @@ def _on_relation_changed(self, event: RelationChangedEvent):
         """Handle the relation-changed event."""
         if self.model.unit.is_leader():
             self.on.openfga_store_created.emit(
-                event.relation, app=event.app, unit=event.unit
+                event.relation,
+                app=event.app,
+                unit=event.unit,
             )

charms/openfga-k8s/metadata.yaml

@@ -37,7 +37,7 @@ description: |
   Community section for third-party SDKs and tools.
 
 peers:
-  openfga-peer:
+  peer:
     interface: openfga-peer
 
 provides:

charms/openfga-k8s/requirements.txt

@@ -1,4 +1,4 @@
-ops >= 1.5.2
+ops >= 2.3.0
 requests >= 2.25.1
 jsonschema >= 3.2.0
 cryptography >= 3.4.8