Add debugging template filter

src/servala/core/models/service.py

@@ -355,11 +355,27 @@ class ControlPlaneCRD(ServalaModelMixin, models.Model):
     def __str__(self):
         return f"{self.service_offering} on {self.control_plane} with {self.service_definition}"
 
+    @cached_property
+    def group(self):
+        return self.service_definition.api_definition["group"]
+
+    @cached_property
+    def version(self):
+        return self.service_definition.api_definition["version"]
+
+    @cached_property
+    def kind(self):
+        return self.service_definition.api_definition["kind"]
+
+    @cached_property
+    def kind_plural(self):
+        plural = self.kind.lower()
+        if not plural.endswith("s"):
+            plural = f"{plural}s"
+        return plural
+
     @cached_property
     def resource_definition(self):
-        kind = self.service_definition.api_definition["kind"]
-        group = self.service_definition.api_definition["group"]
-        version = self.service_definition.api_definition["version"]
         client = self.control_plane.get_kubernetes_client()
 
         extensions_api = kubernetes.client.ApiextensionsV1Api(client)
@@ -368,10 +384,10 @@ class ControlPlaneCRD(ServalaModelMixin, models.Model):
         for crd in crds.items:
             if matching_crd:
                 break
-            if crd.spec.group == group:
+            if crd.spec.group == self.group:
                 for served_version in crd.spec.versions:
-                    if served_version.name == version and served_version.served:
-                        if crd.spec.names.kind == kind:
+                    if served_version.name == self.version and served_version.served:
+                        if crd.spec.names.kind == self.kind:
                             matching_crd = crd
                             break
         return matching_crd
@@ -382,9 +398,8 @@ class ControlPlaneCRD(ServalaModelMixin, models.Model):
         if result := cache.get(cache_key):
             return result
 
-        version = self.service_definition.api_definition["version"]
         for v in self.resource_definition.spec.versions:
-            if v.name == version:
+            if v.name == self.version:
                 result = v.schema.open_apiv3_schema.to_dict()
                 timeout_seconds = 60 * 60 * 24
                 cache.set(cache_key, result, timeout=timeout_seconds)
@@ -395,9 +410,9 @@ class ControlPlaneCRD(ServalaModelMixin, models.Model):
         from servala.core.crd import generate_django_model
 
         kwargs = {
-            key: value
-            for key, value in self.service_definition.api_definition.items()
-            if key in ("group", "version", "kind")
+            "group": self.group,
+            "version": self.version,
+            "kind": self.kind,
         }
         return generate_django_model(self.resource_schema, **kwargs)
 
@@ -517,12 +532,9 @@ class ServiceInstance(ServalaModelMixin, models.Model):
             )
 
         try:
-            group = context.service_definition.api_definition["group"]
-            version = context.service_definition.api_definition["version"]
-            kind = context.service_definition.api_definition["kind"]
             create_data = {
-                "apiVersion": f"{group}/{version}",
-                "kind": kind,
+                "apiVersion": f"{context.group}/{context.version}",
+                "kind": context.kind,
                 "metadata": {
                     "name": name,
                     "namespace": organization.namespace,
@@ -534,15 +546,11 @@ class ServiceInstance(ServalaModelMixin, models.Model):
             api_instance = client.CustomObjectsApi(
                 context.control_plane.get_kubernetes_client()
             )
-            plural = kind.lower()
-            if not plural.endswith("s"):
-                plural = f"{plural}s"
-
             api_instance.create_namespaced_custom_object(
-                group=group,
-                version=version,
+                group=context.group,
+                version=context.version,
                 namespace=organization.namespace,
-                plural=plural,
+                plural=context.kind_plural,
                 body=create_data,
             )
         except Exception as e:
@@ -556,3 +564,121 @@ class ServiceInstance(ServalaModelMixin, models.Model):
                     raise ValidationError(_("Kubernetes API error: {}").format(str(e)))
             raise ValidationError(_("Error creating instance: {}").format(str(e)))
         return instance
+
+    @cached_property
+    def kubernetes_object(self):
+        """Fetch the Kubernetes custom resource object"""
+        try:
+            api_instance = client.CustomObjectsApi(
+                self.context.control_plane.get_kubernetes_client()
+            )
+
+            return api_instance.get_namespaced_custom_object(
+                group=self.context.group,
+                version=self.context.version,
+                namespace=self.organization.namespace,
+                plural=self.context.kind_plural,
+                name=self.name,
+            )
+        except ApiException as e:
+            if e.status == 404:
+                return None
+            raise
+
+    @cached_property
+    def spec(self):
+        if not self.kubernetes_object:
+            return {}
+        if not (spec := self.kubernetes_object.get("spec")):
+            return {}
+
+        # Remove fields that shouldn't be displayed
+        spec = spec.copy()
+        spec.pop("resourceRef", None)
+        spec.pop("writeConnectionSecretToRef", None)
+        return spec
+
+    @cached_property
+    def status_conditions(self):
+        if not self.kubernetes_object:
+            return []
+        if not (status := self.kubernetes_object.get("status")):
+            return []
+        return status.get("conditions") or []
+
+    @cached_property
+    def connection_credentials(self):
+        """
+        Get connection credentials via spec.resourceRef.
+        The resource referenced there has the information which secret
+        we want in spec.writeConnectionSecretToRef.name and spec.writeConnectionSecretToRef.namespace.
+        """
+        if not self.kubernetes_object:
+            return {}
+        if not (
+            resource_ref := self.kubernetes_object.get("spec", {}).get("resourceRef")
+        ):
+            return {}
+
+        try:
+            group = resource_ref.get("apiVersion", "").split("/")[0]
+            version = resource_ref.get("apiVersion", "").split("/")[1]
+            kind = resource_ref.get("kind")
+            name = resource_ref.get("name")
+            namespace = resource_ref.get("namespace", self.organization.namespace)
+
+            if not all([group, version, kind, name]):
+                return {}
+
+            plural = kind.lower()
+            if not plural.endswith("s"):
+                plural = f"{plural}s"
+
+            api_instance = client.CustomObjectsApi(
+                self.context.control_plane.get_kubernetes_client()
+            )
+
+            referenced_obj = api_instance.get_namespaced_custom_object(
+                group=group,
+                version=version,
+                namespace=namespace,
+                plural=plural,
+                name=name,
+            )
+
+            secret_ref = referenced_obj.get("spec", {}).get(
+                "writeConnectionSecretToRef"
+            )
+            if not secret_ref:
+                return {}
+
+            secret_name = secret_ref.get("name")
+            secret_namespace = secret_ref.get("namespace", namespace)
+
+            if not secret_name:
+                return {}
+
+            # Get the secret data
+            v1 = kubernetes.client.CoreV1Api(
+                self.context.control_plane.get_kubernetes_client()
+            )
+            secret = v1.read_namespaced_secret(
+                name=secret_name, namespace=secret_namespace
+            )
+
+            # Secret data is base64 encoded
+            credentials = {}
+            if hasattr(secret, "data") and secret.data:
+                import base64
+
+                for key, value in secret.data.items():
+                    try:
+                        credentials[key] = base64.b64decode(value).decode("utf-8")
+                    except Exception:
+                        credentials[key] = f"<binary data: {len(value)} bytes>"
+
+            return credentials
+        except ApiException as e:
+            return {"error": str(e)}
+        except Exception as e:
+            return {"error": str(e)}

src/servala/frontend/templates/frontend/organizations/service_instance_detail.html

@@ -7,11 +7,13 @@
 {% endblock html_title %}
 {% block content %}
     <section class="section">
-        <div class="card">
-            <div class="card-body">
-                <div class="row">
-                    <div class="col-md-6">
-                        <h5>{% translate "Details" %}</h5>
+        <div class="row">
+            <div class="col-12 col-md-4">
+                <div class="card">
+                    <div class="card-header">
+                        <h4>{% translate "Details" %}</h4>
+                    </div>
+                    <div class="card-body">
                         <dl class="row">
                             <dt class="col-sm-4">{% translate "Service" %}</dt>
                             <dd class="col-sm-8">
@@ -49,6 +51,119 @@
                     </div>
                 </div>
             </div>
+            {% if instance.status_conditions %}
+                <div class="col-12 col-md-8">
+                    <div class="card">
+                        <div class="card-header">
+                            <h4>{% translate "Status" %}</h4>
+                        </div>
+                        <div class="card-body">
+                            <div class="row">
+                                <div class="table-responsive">
+                                    <table class="table table-bordered">
+                                        <thead>
+                                            <tr>
+                                                <th>{% translate "Type" %}</th>
+                                                <th>{% translate "Status" %}</th>
+                                                <th>{% translate "Last Transition Time" %}</th>
+                                                <th>{% translate "Reason" %}</th>
+                                                <th>{% translate "Message" %}</th>
+                                            </tr>
+                                        </thead>
+                                        <tbody>
+                                            {% for condition in instance.status_conditions %}
+                                                <tr>
+                                                    <td>{{ condition.type }}</td>
+                                                    <td>
+                                                        {% if condition.status == "True" %}
+                                                            <span class="badge text-bg-success">True</span>
+                                                        {% elif condition.status == "False" %}
+                                                            <span class="badge text-bg-danger">False</span>
+                                                        {% else %}
+                                                            <span class="badge text-bg-secondary">{{ condition.status }}</span>
+                                                        {% endif %}
+                                                    </td>
+                                                    <td>{{ condition.lastTransitionTime }}</td>
+                                                    <td>{{ condition.reason }}</td>
+                                                    <td>{{ condition.message }}</td>
+                                                </tr>
+                                            {% endfor %}
+                                        </tbody>
+                                    </table>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            {% endif %}
+            {% if instance.spec %}
+                <div class="col-12">
+                    <div class="card">
+                        <div class="card-header">
+                            <h4>{% translate "Specification" %}</h4>
+                        </div>
+                        <div class="card-body">
+                            <div class="table-responsive">
+                                <table class="table table-bordered">
+                                    <thead>
+                                        <tr>
+                                            <th>{% translate "Property" %}</th>
+                                            <th>{% translate "Value" %}</th>
+                                        </tr>
+                                    </thead>
+                                    <tbody>
+                                        {% for key, value in instance.spec.items %}
+                                            <tr>
+                                                <td>{{ key }}</td>
+                                                <td>
+                                                    {% if value|default:""|stringformat:"s"|slice:":1" == "{" or value|default:""|stringformat:"s"|slice:":1" == "[" %}
+                                                        <pre>{{ value|pprint }}</pre>
+                                                    {% else %}
+                                                        {{ value }}
+                                                    {% endif %}
+                                                </td>
+                                            </tr>
+                                        {% endfor %}
+                                    </tbody>
+                                </table>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            {% endif %}
+            {% if instance.connection_credentials %}
+                <div class="card">
+                    <div class="card-header">
+                        <h4>{% translate "Connection Credentials" %}</h4>
+                    </div>
+                    <div class="card-body">
+                        <div class="table-responsive">
+                            <table class="table table-bordered">
+                                <thead>
+                                    <tr>
+                                        <th>{% translate "Name" %}</th>
+                                        <th>{% translate "Value" %}</th>
+                                    </tr>
+                                </thead>
+                                <tbody>
+                                    {% for key, value in instance.connection_credentials.items %}
+                                        <tr>
+                                            <td>{{ key }}</td>
+                                            <td>
+                                                {% if key == "error" %}
+                                                    <span class="text-danger">{{ value }}</span>
+                                                {% else %}
+                                                    <code>{{ value }}</code>
+                                                {% endif %}
+                                            </td>
+                                        </tr>
+                                    {% endfor %}
+                                </tbody>
+                            </table>
+                        </div>
+                    </div>
+                </div>
+            {% endif %}
         </div>
     </section>
 {% endblock content %}

src/servala/frontend/templatetags/pprint_filters.py

@@ -0,0 +1,12 @@
+import json
+
+from django import template
+
+register = template.Library()
+
+
+@register.filter
+def pprint(value):
+    if isinstance(value, (dict, list)):
+        return json.dumps(value, indent=2)
+    return value