bundles/mosquitto: introduce, add to node home.nas

bundles/mosquitto/metadata.py

@@ -0,0 +1,33 @@
+from bundlewrap.metadata import atomic
+
+
+defaults = {
+    'apt': {
+        'packages': {
+            'mosquitto': {},
+            'mosquitto-clients': {},
+        },
+    },
+    'mosquitto': {
+        'listeners': {
+            '1883': {},
+        },
+    },
+}
+
+
+@metadata_reactor.provides(
+    'iptables/port_rules',
+)
+def iptables(metadata):
+    sources = metadata.get('mosquitto/restrict-to', {'*'})
+    result = {}
+
+    for listener in metadata.get('mosquitto/listeners').keys():
+        result[listener] = atomic(sources)
+
+    return {
+        'iptables': {
+            'port_rules': result,
+        },
+    }