Fixed statistics not being enabled for any overlays

src/tribler/core/components/ipv8/ipv8_component.py

@@ -66,11 +66,6 @@ async def run(self):
         key_component = await self.require_component(KeyComponent)
         self.peer = Peer(key_component.primary_key)
 
-        if config.ipv8.statistics and not config.gui_test_mode:
-            # Enable gathering IPv8 statistics
-            for overlay in ipv8.overlays:
-                ipv8.endpoint.enable_community_statistics(overlay.get_prefix(), True)
-
         if config.ipv8.walk_scaling_enabled and not config.gui_test_mode:
             from tribler.core.components.ipv8.ipv8_health_monitor import IPv8Monitor
             IPv8Monitor(ipv8,
@@ -87,6 +82,19 @@ async def run(self):
             if config.dht.enabled:
                 self.dht_discovery_community.routing_tables[UDPv4Address] = RoutingTable('\x00' * 20)
 
+    def start_statistics_for_registered_overlays(self):
+        """
+        Enable gathering IPv8 statistics for all currently registered overlays.
+        The caller must ensure that config.ipv8.statistics is enabled and config.gui_test_mode is not enabled.
+
+        Because Tribler chooses to inject overlays at runtime, this method must be called after all other components
+        have injected their communities. If the components are ever refactored to use launch their Community instances
+        though IPv8's constructor, this functionality can be moved back into ``run()``.
+        More information: https://github.com/Tribler/tribler/issues/7552
+        """
+        for overlay in self.ipv8.overlays:
+            self.ipv8.endpoint.enable_community_statistics(overlay.get_prefix(), True)
+
     def initialise_community_by_default(self, community, default_random_walk_max_peers=20):
         community.bootstrappers.append(self.make_bootstrapper())
 

src/tribler/core/components/session.py

@@ -10,6 +10,7 @@
 
 from tribler.core.components.component import Component
 from tribler.core.components.exceptions import ComponentError, ComponentStartupException, MultipleComponentsFound
+from tribler.core.components.ipv8.ipv8_component import Ipv8Component
 from tribler.core.components.reporter.exception_handler import default_core_exception_handler
 from tribler.core.config.tribler_config import TriblerConfig
 from tribler.core.sentry_reporter.sentry_reporter import SentryReporter
@@ -79,6 +80,11 @@ def register(self, comp_cls: Type[Component], component: Component):
         self.components[comp_cls] = component
         component.session = self
 
+    def _post_start(self):
+        # The following must be called after all other components have finished injecting their ``Community`` instances.
+        if self.config.ipv8.enabled and self.config.ipv8.statistics and not self.config.gui_test_mode:
+            self.get_instance(Ipv8Component).start_statistics_for_registered_overlays()
+
     async def start_components(self):
         t = time.time()
         self.logger.info('Starting components...')
@@ -92,6 +98,9 @@ async def start_components(self):
 
         coros = [comp.start() for comp in self.components.values()]
         await gather(*coros, return_exceptions=not self.failfast)
+
+        self._post_start()
+
         duration = time.time() - t
         if e := self._startup_exception:
             self.logger.warning(f'Components started in {duration:.3f} seconds with exception: {type(e).__name__}: {e}')