[fix] checker: don't run the checker when uwsgi is not properly configured

Before this commit, even with the scheduler disabled, the checker was running
at least once for each uwsgi worker.

3 files changed, 3 insertions, 1 deletions

diff --git a/searx/shared/__init__.py b/searx/shared/__init__.py
index 83d3a2742..cbe24d239 100644
--- a/searx/shared/__init__.py
+++ b/searx/shared/__init__.py
@@ -22,7 +22,7 @@ else:
         from .shared_simple import SimpleSharedDict as SharedDict
 
         def schedule(delay, func, *args):
-            pass
+            return False
     else:
         # uwsgi
         from .shared_uwsgi import UwsgiCacheSharedDict as SharedDict, schedule
diff --git a/searx/shared/shared_simple.py b/searx/shared/shared_simple.py
index 5b970aad9..48d8cb822 100644
--- a/searx/shared/shared_simple.py
+++ b/searx/shared/shared_simple.py
@@ -36,3 +36,4 @@ def schedule(delay, func, *args):
         func(*args)
 
     call_later()
+    return True
diff --git a/searx/shared/shared_uwsgi.py b/searx/shared/shared_uwsgi.py
index b42b5fa7b..a6dba9f59 100644
--- a/searx/shared/shared_uwsgi.py
+++ b/searx/shared/shared_uwsgi.py
@@ -61,3 +61,4 @@ def schedule(delay, func, *args):
     _last_signal += 1
     uwsgi.register_signal(signal_num, 'worker', sighandler)
     uwsgi.add_timer(signal_num, delay)
+    return True