manager: files: added files_reload callback

Now it will only reload the TLS cert files.

2 files changed, 19 insertions, 1 deletions

diff --git a/python/knot_resolver/manager/files/__init__.py b/python/knot_resolver/manager/files/__init__.py
index 49700656..29fbc741 100644
--- a/python/knot_resolver/manager/files/__init__.py
+++ b/python/knot_resolver/manager/files/__init__.py
@@ -1,3 +1,4 @@
+from .reload import files_reload
 from .watchdog import init_files_watchdog
 
-__all__ = ["init_files_watchdog"]
+__all__ = ["files_reload", "init_files_watchdog"]
diff --git a/python/knot_resolver/manager/files/reload.py b/python/knot_resolver/manager/files/reload.py
new file mode 100644
index 00000000..6dfd5874
--- /dev/null
+++ b/python/knot_resolver/manager/files/reload.py
@@ -0,0 +1,17 @@
+import logging
+
+from knot_resolver.controller.registered_workers import command_registered_workers
+from knot_resolver.datamodel import KresConfig
+
+logger = logging.getLogger(__name__)
+
+
+async def files_reload(config: KresConfig) -> None:
+    cert_file = config.network.tls.cert_file
+    key_file = config.network.tls.key_file
+
+    if cert_file and key_file:
+        logger.info("TLS cert files reload triggered")
+
+        cmd = f"net.tls('{cert_file}', '{key_file}')"
+        await command_registered_workers(cmd)