feat(devenv): set sentry SDK default off if dsn not provided and relay off (#32569)

Co-authored-by: Alberto Leal <[email protected]>

Author: JoshFerge

src/sentry/utils/sdk.py

@@ -257,6 +257,8 @@ def configure_sdk():
     if relay_dsn:
         transport = make_transport(get_options(dsn=relay_dsn, **sdk_options))
         relay_transport = patch_transport_for_instrumentation(transport, "relay")
+    elif settings.IS_DEV and not settings.SENTRY_USE_RELAY:
+        relay_transport = None
     elif internal_project_key and internal_project_key.dsn_private:
         transport = make_transport(get_options(dsn=internal_project_key.dsn_private, **sdk_options))
         relay_transport = patch_transport_for_instrumentation(transport, "relay")

src/sentry/web/client_config.py

@@ -77,9 +77,13 @@ def _get_project_key(project_id):
 
 
 def _get_public_dsn():
+
     if settings.SENTRY_FRONTEND_DSN:
         return settings.SENTRY_FRONTEND_DSN
 
+    if settings.IS_DEV and not settings.SENTRY_USE_RELAY:
+        return ""
+
     project_id = settings.SENTRY_FRONTEND_PROJECT or settings.SENTRY_PROJECT
     cache_key = f"dsn:{project_id}"