better-sigterm-handling (#387)

Author: JKL98ISR

.github/workflows/license-check.yml

@@ -50,7 +50,7 @@ jobs:
         with:
           requirements: "backend/requirements-all.txt"
           fail: "Copyleft,Other,Error"
-          exclude: '(category_encoders.*2\.7\..*|attrs.*25\.1\..*|referencing.*0\.36\..*|envier.*0\.5\.0|psycopg2.*2\.9\.3|fqdn.*1\.5\.1|pyzmq.*25\.1\.2|debugpy.*1\.6\.7|certifi.*2025\.1\.31|tqdm.*4\.67\..*|webencodings.*0\.5\.1|torch.*1\.10\.2.*|torch.*1\.11\.0.*|pytorch-ignite.*0\.4\.10.*|torchaudio.*0\.11\.0.*|torchvision.*0\.12\.0.*|terminado.*0\.15\.0|qudida.*0\.0\.4|expiringdict.*1\.2\.2|botocore.*1\.29\.80|orderedmultidict.*1\.0\.1|deepchecks.*)'
+          exclude: '(category_encoders.*2\.7\..*|attrs.*25\.3\..*|referencing.*0\.36\..*|envier.*0\.5\.0|psycopg2.*2\.9\.3|fqdn.*1\.5\.1|pyzmq.*25\.1\.2|debugpy.*1\.6\.7|certifi.*2025\.1\.31|tqdm.*4\.67\..*|webencodings.*0\.5\.1|torch.*1\.10\.2.*|torch.*1\.11\.0.*|pytorch-ignite.*0\.4\.10.*|torchaudio.*0\.11\.0.*|torchvision.*0\.12\.0.*|terminado.*0\.15\.0|qudida.*0\.0\.4|expiringdict.*1\.2\.2|botocore.*1\.29\.80|orderedmultidict.*1\.0\.1|deepchecks.*)'
           # psycopg2 is LGPL 2
           # category_encoders is BSD https://github.com/scikit-learn-contrib/category_encoders/tree/master?tab=BSD-3-Clause-1-ov-file
           # attrs is MIT https://github.com/python-attrs/attrs/blob/main/LICENSE

bin/start.sh

@@ -6,22 +6,10 @@ if [[ -v INIT_LOCAL_RAY_INSTANCE ]]; then
   RAY_memory_monitor_refresh_ms=0 ray start --port=6399 --head
 fi
 
-# A function that will get executed when a SIGTERM is sent to the script
-term_handler(){
-  kill -- -$$
-}
-
-# Trap SIGTERM
-trap 'term_handler' SIGTERM
-
 STARTAPP="uvicorn --factory deepchecks_monitoring.app:create_application --host 0.0.0.0 --workers 4 --log-level debug --proxy-headers --forwarded-allow-ips '*'"
 
 if [[ -v DD_ENV ]]; then
   STARTAPP="ddtrace-run ${STARTAPP}"
 fi
 
-# Start uvicorn in the background, whether it's with tracing or without
-eval "${STARTAPP} &"
-
-# Wait indefinitely
-wait ${!}
+exec ${STARTAPP}